Instructional materials by All Things Algebra (R) are well-designed, comprehensive, and high-quality. This saves teachers time in lesson planning and ensures that students are exposed to material that is engaging, rigorous, and attainable for all. Thousands of schools across the United States (and the world) are already using All Things Algebra ...Similar Triangles Scavenger HuntThis scavenger hunt activity consists of 20 problems in which students will practice solving problems with similar triangles. This includes identifying the scale factor, solving for missing sides, solving problems related to perimeter, and finding angle measures.Similar Figures. Use tracing paper, a protractor, and a ruler to determine whether the triangles in each pair are similar. If so, describe a sequence of transformations that demonstrates the similarity. Question 8. Answer: ΔGFH and ΔLKJ are similar triangles and it is a reflected image. Question 9. Answer: ΔPQR and ΔSTU are not …Displaying all worksheets related to - Similar Triangles Scavenger Hunt. Worksheets are Similar triangles date period, Similar triangles, Similar polygons practice work answers, Northside high school geometry curriculum, 4 angles in a triangle, Infinite algebra 1, Icebreakers, 6 2 inverse functions and relations work answers.Keep students engaged with this FUN, hands-on, puzzle-like, math activity. Use this scavenger hunt can be used to reinforce classifying triangles and quadrilaterals. This activity can be used as a math center activity and is a quick and easy way for teachers to provide meaningful practice that meets the needs of all students!This resource can be used with hybrid or limited movement in these ...QR Code Scavenger Hunt Recording Sheet Directions: Find the phone that says "Start" and scan the QR code to reveal your first question. Figure out the answer and look for the phone that displays that answer. Then scan the QR code below it. Each time you scan a new QR code, it will lead you to the next phone. Record all of your answers below ...Enlargements and Reductions Scale Factor Walk About Activity. Note: This is a printable version only, for distance learning click the following link for a digital copy of this activity: DIGITAL SCAVENGER HUNT This is a great activity to get students up and moving while practicing finding scale factors and dimensions of enlarged or reduced scale diagrams.This DMV Manual Scavenger Hunt helps you learn key terms and concepts for the learner's permit test. Fill in the blanks to reveal the key phrase. (250) DMV Manual Scavenger Hunt Module 1 Lesson 1. Directions - Use the clues and your DMV Manual to fill in the correct terms.Once complete the area in the middle will spell out the key phrase.One of the biggest complaints about similar triangles that I hear from students is that it's hard to know what "strategy" to use to set up a proportion. This scavenger hunt is designed to help them figure out which strategies to use in any given problem. There are 10 questions in this activity, in...Homework 4 Congruent Triangles - Home Page Del BAR.PAT. Unit 4 Syllabus: Ch. 7 Isosceles and Equilateral Triangles 5 B 11/17 A 11/18 4. ... Congruent Triangles Scavenger Hunt ООО ANSWER SHEET Name: ОС ( О-С О ...Finding Slope Scavenger Hunt, Common Core Standard: 7.RP.A.2, 7.RP.A.2.C. This scavenger hunt is a great way to engage students in finding slope from two points. Students will work through 20 different problems, with varying levels of difficulty, following their answers to find the next questions. Get your students up and moving and loving math!This scavenger hunt addresses classifying triangles by side lengths and angle measurements and missing interior angle measurements. -Print out scavenger hunt questions. Mix them up and tape around the classroom. Using the recording sheet, students can start at any problem. They should write down the vegetable name, answer the question, and then ...This scavenger hunt activity consists of 26 problems in which students will practice solving problems with similar triangles. This includes identifying the scale factor, solving for missing sides, finding angle measures, using theorems to prove triangles are similar, and writing similarity statements.Similar Triangles Scavenger Hunt Answer Key Essentials for Child Development Associates Working with Young Children Carol Brunson Day 2004-11-01 Discovering Geometry Michael Serra 2003-03-01Chapter 7, Lesson 3: Similar Triangles. Teacher Resources Diagnostic and Placement Tests Key Concepts Math Skills Maintenance Scavenger Hunt Answer Sheet Science and Mathematics Lab Manual Technology User Guides Research Vocabulary Puzzlemaker. Program ResourcesChapter ResourcesLesson Resources.Description. This Graphing Linear Equations Scavenger Hunt consists of 10 clue cards where students must match the graphs with their equations. This activity focuses on writing the equation of the graph in slope-intercept form. This activity is great for in class practice! Students can get out of their seats and move around, while still ...Description. This 50-question scavenger hunt is an easy way for students to familiarize themselves with the Constitution and Amendments. Ideal for a group activity, the first 19 questions are broken down by article and the remaining 31 ask students to identify the number of the amendment being described. This can be completed in about 1-2 class ...An easy-to-implement activity to get 'em out of their seats while learning Geometry (and Algebra) in a structured and meaningful way!The Scavenger Hunt is a SUPER-FUN & INTERACTIVE math quest for students to uncover the mysteries of:Ratios, scale factors, dilations, proportionality, parallel lin...Standards. 1. Reviews. 6. Q&A. More fromCassie Gullatte. Description. This scavenger hunt includes interior angle theorem, exterior angle theorem, inequalities in a triangle, and triangle angle ratios. There are 15 questions and an answer key included in this activity.difference between arrabiata and napolitana sauce; jackson weaver lawyer; what languages does johnny depp speak; building collapsing dream islam; in the term colposcopy colpo is theSchool subject: Chemistry (1061818) Main content: The Periodic Table (1881370) From worksheet author: This worksheet is designed to allow students to become familiar with and practice vocabulary associated with the periodic table. Other contents: atomic number, atomic mass, element names, element symbols, groups, families, periods.The sum of its angles will be 180° × 4 = 720° The sum of interior angles in a hexagon is 720°. 3, answer key, coordinating student worksheet, and a storage envelope (foldable) to help busy teachers be more organized. 2x180. angles of polygons scavenger hunt answer key angles of polygons scavenger hunt answer key 09 June 2022. farm houses ...Answer Key. Included.Catholicism is one of the oldest and most widely practiced religions in the world. With over a billion followers, it has a rich history and a complex set of beliefs and traditions....LinkedIn is the best social network for your career, whether you want to use it to find a job or just boost your hirability. It's not without its annoyances, however. If you're pre...This scavenger hunt contains 14 problems focused on applying the Pythagorean Theorem, using Special Right Triangles, and using sine, cosine and tangent to find unknown side lengths and angle measurements in right triangles. Students will work their way from problem to problem, searching for the answer to each problem on one of the other cards.This scavenger hunt activity consists of 26 problems in which students will practice solving problems with similar triangles. This includes identifying the scale factor, solving for missing sides, finding angle measures, using theorems to prove triangles are similar, and writing similarity statements.7.G.2 Draw (freehand, with ruler and protractor, and with technology) geometric shapes with given conditions. Focus on constructing triangles from three measures of angles or sides, noticing when the conditions determine a unique triangle, more than one triangle, or no triangle.Are you looking for an engaging activity for Special Right Triangles? This digital and printable scavenger hunt activity is a fun way for students to use practice using special right triangle ratios to find missing sides. It is self-grading since each correct answer will lead students to another letter. Easy to use! Low prep involved! Students complete the digital version through a self ...This Slope Scavenger Hunt is designed to get students up and moving while reviewing finding the slope of a line when given two points. Students can complete this activity individually or in pairs. This set includes: 20 Scavenger Hunt Cards, 1 Student Answer Sheet, and 1 Answer Key Please rate this product once you have used it in your classroom.Determine p the examples below are simlar by sss. Gina wilson 2014 are the triangles similar? Khan academy is a 501(c)(3) nonprofit organization. Determine whether the triangles are similar. Similar triangles scavenger hunt this scavenger hunt activity consists of 20 problems in which students will practice solving problems with similar …Directions: Determine whether the triangles are similar. If similar, state how (AA-, SSS-, or SAS-), and write a similarity statement. Lsxz 46.75 ACAN @ Gina Wilson (All Things Algebra@. LLC), 2014-2018 1-10.5:54 Ae1SH Slmilar- ho+ an included a bTC 35 - '42 . Title: Unit 6 - Similar Triangles (Updated November 2018).pdfTeacher will explain to students that they will be challenged to go on a “Geometric. Scavenger Hunt” in or around the classroom/school. Working in small groups, students will search. for a total of twelve various plane and solid geometric shapes and record them. on their “Geometry Scavenger Hunt” worksheet.directions, then identify the coordinates of a point after a transformation. This answer will lead them to the next station. They will continue until they have looped through all 15 stations. Be sure they mark the letter at each station so that it is easy for you to grade. Scavenger Hunt! Includes student worksheet, 15 stations, and answer key!Scavenger Hunt: Relationships Within Triangles In this Scavenger Hunt you are going to learn about the Relationships Within Triangles. Use the websites listed below to find the answers to the following Question Set. QUESTION SET Part I: Choose the correct term to complete each sentence. 1. A _____ is a segment whose endpoints are a vertex and ...2. More fromTeacher Twins. Description. Make teaching the Pythagorean Theorem fun with this digital and printable scavenger hunt! This engaging activity includes 15 using the Pythagorean Theorem problem cards. This scavenger hunt is low-prep and perfect to practice or review the Pythagorean Theorem. Quick and easy setup plus clear student ...This scavenger hunt will get your students up and moving! This allows students to use energy while learning. Each answer leads to another answer, so students can self check their work! Answer sheet and key are provided! This resource has area of triangles, parallelograms, trapezoids, and one composite shape with a rectangle and a triangle.CHAPTER 3. Angles and Triangles. What You Learned Before. Adjacent Angles - 2 angles that share a common vertex, a common side and no common interior points (They share a vertex and a side, but do not overlap) <1 and <2 are adjacent angles. <1 and < ABC are NOT adjacent. (< ABC overlaps <1) Vertical Angles - 2 angles whose sides form two pairs ...Keep students engaged with this FUN, hands-on, puzzle-like, math activity. Use this scavenger hunt can be used to reinforce classifying triangles and quadrilaterals. This activity can be used as a math center activity and is a quick and easy way for teachers to provide meaningful practice that meets the needs of all students!This resource can be used with hybrid or limited movement in these ...Even MORE Scavenger Hunts for your Classroom: If you love this simple review activity, you may be interested in the entire 3rd grade bundle! This includes 5 different scavenger hunts.Each hunt not only comes with the scavenger hunt whole class activity and answer key, but they each come with individual practice worksheets for additional review or assessment.16-mei-2021 - This is a coloring activity, 1 puzzle, and 1 maze that can be used for students to practice finding the missing angle in triangles. Students must know that the sum of the angles in a triangle is 180˚.You will receive:1 page with problems 1 coloring page1 pile on activity1 mazeAnswer Key to all acti...Leave your answer in simplest radical form. 1) x 100 36 2) x 9 25 3) x 9 25 4) x 45 81 5) x 7 9 6) x 84 16 7) 12 x 16 ... Similar Right Triangles Date_____ Period____ Find the missing length indicated. Leave your answer in simplest radical form. 1) x 100 36 48 2) x 9 25 15 3) x 9 25 12 4) x 45 81The key to finding the casques was to match one of 12 paintings to one of 12 poetic verses, solve the resulting riddle, and start digging. Since 1982, only two of the 12 casques have been recovered. ... similar-triangles-scavenger-hunt-answer-key 2 Downloaded from admissions.piedmont.edu on 2022-02-09 by guest accident in the summer of 2005 ...To find the area of a triangle you must multiply the length times the width. 2. Besides triangles, squares, and rectangles, list three more quadrilaterals and five polygons. The three other quadrilaterals are trapezoids, rhombuses, parallelograms. Five polygons are pentagons, hexagons, heptagons, octagons, and decagons.4.9. (21) $1.75. PDF. Get your students up and moving with this scavenger hunt activity! Students will be engaged as they solve problems involving: finding area (and perimeter of some figures) of triangles parallelograms composite figures, and more! Students will also practice finding the distance between two points.8. Answers will vary from pages 61 and 62. 9. Answers will vary from page 63. 10. Answers will vary from pages 58-59. 11. Answers will vary from page 60. 12. Merit, need-based, minority, affiliation, and random (as found on page 68). 13. Answers will vary from page 69. 14. Answers will come from the game on pages 72-73. 15. Answers will vary ...Products. $29.99 $42.00 Save $12.01. View Bundle. Geometry Proofs Bundle for Congruent Triangles. This is a done for you Geometry Proofs Unit for Congruent Triangles that includes notes, practice, activities, and a unit assessment! This three week unit plan will get your students to gradually add in new skills to reach proof mastery!Description. This is a 12 card scavenger hunt that covers basic right triangle trigonometry. The resource includes, the cards, student answer sheet, and answer key. This is designed for a lower-level class or an activity for students who may need more practice before beginning independent work. Reported resources will be reviewed by our team.Description. Get students out of their seats and promote movement in your classroom with this activity! Students can work independently or with a group to solve these problems. In each problem, students will be tasked to determine if triangles are either congruent or similar, or they may be asked to find corresponding sides and their measurements.The 12 problems included in this scavenger hunt will help students review finding the lengths of the sides of 30˚-60˚-90˚ and 45˚-45˚-90˚ triangles. What's Included? 12 problems on individual pages to use in the scavenger hunt; Recording Sheet; Same 12 problems in a worksheet format to use for absent students; Answer Keys; How to Use a ...which of these are features of the international gothic style; atlantic city press obituaries archives. johnson high school buda athletics; farwest lineman toolsFinding Slope Scavenger Hunt, Common Core Standard: 7.RP.A.2, 7.RP.A.2.C. This scavenger hunt is a great way to engage students in finding slope from two points. Students will work through 20 different problems, with varying levels of difficulty, following their answers to find the next questions. Get your students up and moving and loving math!Aug 15, 2021 · Chapter 4 triangle congruence answer key holt mcdougal. Read and download ebook gina wilson 2016 unit 7 quiz pdf at. If two angles in one triangle are congruent to two angles in another triangle, then the two triangles are similar. Determine p the examples below are simlar by sss. Chapter 4 triangle congruence answer key holt mcdougal.Download Similar Triangles Scavenger Hunt All Things Algebra Answer Key: FileName. Speed. Downloads. Similar Triangles Scavenger Hunt All Things Algebra Answer Key ... 2229. Similar Triangles Scavenger Hunt All Things Algebra Answer Key | added by users. 3386 kb/s. 4271. Similar Triangles Scavenger Hunt All Things Algebra Answer …Includes detailed suggestions on how to use in your class, as well as an answer key with not 1, not 2, but 3, count 'em, 3 different ways to count and keep track of all the triangles! Ships from and sold by . teacherspayteachers.com. ... Big Triangle Scavenger Hunt. TPT. Problem Solving. Mind Games Puzzles. Critical Thinking. Escape Room ...All Things Algebra. Trigonometry Scavenger HuntThis trigonometry scavenger hunt activity consists of 16 problems in which students will practice finding missing side and angle measures in right triangles using the sine, cosine, and tangent ratios. Simply print the 16 problems and scatter around the room, give each student a recording worksheet ...This scavenger hunt activity consists of 26 problems in which students will practice solving problems with similar triangles. This includes identifying the scale factor, solving for missing sides, finding angle measures, using theorems to prove triangles are similar, and writing similarity statements.Enlargements and Reductions Scale Factor Walk About Activity. Note: This is a printable version only, for distance learning click the following link for a digital copy of this activity: DIGITAL SCAVENGER HUNT This is a great activity to get students up and moving while practicing finding scale factors and dimensions of enlarged or reduced scale diagrams.Products. $29.99 $42.00 Save $12.01. View Bundle. Geometry Proofs Bundle for Congruent Triangles. This is a done for you Geometry Proofs Unit for Congruent Triangles that includes notes, practice, activities, and a unit assessment! This three week unit plan will get your students to gradually add in new skills to reach proof mastery!Description. Similar Triangles Scavenger Hunt. This scavenger hunt activity consists of 20 problems in which students will practice solving problems with similar triangles. This includes identifying the scale factor, solving for missing sides, solving problems related to perimeter, and finding angle measures. They must be able to recognize the ...Description. This one page, 30 question scavenger hunt follows the story in chronological order. Students have to find answers as they read the story. This activity works well as either an individual directed reading or as a partner assignment. It can also be given as a homework sheet or open book quiz.The topic of this Scavenger Hunt is finding area of triangles. These problems are designed to be more difficult than simple area problems. A scavenger hunt is a more engaging and mobile alternative to just giving the students a worksheet. To use the scavenger hunt: 1) The slides are currently ...8. Answers will vary from pages 61 and 62. 9. Answers will vary from page 63. 10. Answers will vary from pages 58-59. 11. Answers will vary from page 60. 12. Merit, need-based, minority, affiliation, and random (as found on page 68). 13. Answers will vary from page 69. 14. Answers will come from the game on pages 72-73. 15. Answers will vary ...Find step-by-step solutions and answers to Practice Your Skills Student Workbook for Discovering Geometry: An Investigative Approach - 9781559538930, as well as thousands of textbooks so you can move forward with confidence. ... Lesson 11.4 Corresponding Parts of Similar Triangles. Page 76: Lesson 11.5 Proportions with Area. Page 77: Lesson 11. ...Description. An easy-to-implement activity to get 'em out of their seats while learning Geometry (and Algebra) in a structured and meaningful way! The Scavenger Hunt is a SUPER-FUN & INTERACTIVE math quest for students to uncover the mysteries of: Ratios, scale factors, dilations, proportionality, parallel lines, corresponding angles & sides ...angles of polygons scavenger hunt answer key. 07/08/2023. redemption church staff. shelbyville, il police reports 2021 ...Geometry Unit 6 - Similar Triangles Study Guide KEY. S SS Similar By: LADE Similar By: Topic 4: Parallel Lines & Proportional Parts Diæöons: Sotve for x. - 6Qo Similar By: AA Similar By: SAS N X+5 _ 5 x + J 36 X + 115 : 15'x+S 2.x-2 Gina Wilson {Al Thinø Alee". 2014. Title. Geometry Unit 6 - Similar Triangles Study Guide KEY .pdf. Created Date.Centers of Triangles (Circumcenter) Scavenger HuntThis scavenger hunt activity consists of 16 problems in which students will practice solving problems in triangles given the circumcenter of the triangle.Many problems will require students to solve a multi-step equation or apply the Pythagorean Theorem. Problems range in difficulty. This activity was designed for a high school level geometry ...Scale factor similar triangles worksheet answer key. Triangles factor scale geometry test special right similar previewDetermine the scale factor between two triangles and determine the .. Example 2 - Construct similar triangle. Scale factor 5/3 - Chapter 11. Check Details. Geometry Test: Scale Factor, Similar Triangles, and Special Right Triangles10 questions where students will solve right triangles using SOH - CAH -TOA. At the end of the scavenger hunt, they will answer a fun riddle using the letters and numbers of the stations. Response Sheet; Answer Key; ⭐My students always beg me to do a scavenger hunt! It is their favorite activity because it is self-checking!3. Question: Determine the length of the hypotenuse in a right triangle with sides of 9 and 12. Answer: Utilizing the Pythagorean theorem, we can square each side length, sum the squares, and then take the square root of the sum. In this case, the hypotenuse has a length of approximately 15 units. 4.Similar Triangles Scavenger Hunt Answer Key ... test day. 10 complete sample ACT exams, with full explanations for every answer 10 sample writing prompts for the optional ACT essay portion Scoring Worksheets to help you calculate your total score for every testView right triangle trigonometry scavenger hunt - Jordan DeCarlo.pdf from MATHEMATICS MTH 135 B at Carrollton High School, Carrollton, OH. ... Gina Wilson All Things Algebra 2014 Answers.pdf. ... 6.9.4 Journal_ Similar Circles (1).docx. Solutions Available. Calvary Chapel Christian School. MATH GEOMETRY. 2.6.4 Practice_ Modeling_ Pendulums and ...This DMV Manual Scavenger Hunt helps you learn key terms and concepts for the learner's permit test. Fill in the blanks to reveal the key phrase. (250) DMV Manual Scavenger Hunt Module 1 Lesson 1. Directions - Use the clues and your DMV Manual to fill in the correct terms.Once complete the area in the middle will spell out the key phrase.14. What happens when a president doesn't return a bill in 10 days? it becomes law UNLESS Congress is not in session by the end of the 10 days, then it doesn't not become law (pocket veto) 13. what fraction of both houses must vote to override a veto? 2/3 of both houses shall agree to pass the bill. 15.According to China, "America should drop the jealousy and do its part in Africa." When Air Force One landed in Nairobi last week, a local television broadcaster almost burst into t...The answer key on Gina Wilson All Things Algebra offers various features that enhance the learning experience. Some notable features include: Detailed Solutions: The answer key provides comprehensive and detailed solutions to the exercises, enabling students to identify any errors and learn from them. Multiple Approaches: In many cases, the ...This resource features a printable scavenger hunt and a printable scavenger hunt to keep your students excited as they search for answers and progress through stations as they identify angles and triangles. Included in this resource. This product includes the following features: a 12 question, self-correcting, printable scavenger hunt9238. Similar Triangles Scavenger Hunt Pdf Answer Key. 5157 kb/s. 879. Similar Triangles Scavenger Hunt Teaching Resources | TPT. PDF Similar Triangles Scavenger HuntThis scavenger hunt activity consists of 20 problems in which students will practice solving problems with similar triangles.The ' Angles of Triangles Scavenger Hunt' would likely be a school activity in which students practice understanding and applying the properties of triangle angles. In a triangle, the sum of the three interior angles is always 180 degrees. This is an important property that students would likely work with during such a scavenger hunt.QR Code Scavenger Hunt Recording Sheet Directions: Find the phone that says "Start" and scan the QR code to reveal your first question. Figure out the answer and look for the phone that displays that answer. Then scan the QR code below it. Each time you scan a new QR code, it will lead you to the next phone. Record all of your answers below ...Geometry Unit 6 - Similar Triangles Study Guide KEY. S SS Similar By: LADE Similar By: Topic 4: Parallel Lines & Proportional Parts Diæöons: Sotve for x. - 6Qo Similar By: AA Similar By: SAS N X+5 _ 5 x + J 36 X + 115 : 15'x+S 2.x-2 Gina Wilson {Al Thinø Alee". 2014. Title. Geometry Unit 6 - Similar Triangles Study Guide KEY .pdf. Created Date.For example, arrange three copies of the same triangle so that the sum of the three angles appears to form a line, and give an argument in terms of transversals why this is so. CCSS 8.G.A.1b Angles are taken to angles of the same measure.This minimal, EASY prep scavenger hunt makes for a great interactive activity that will have students engaged and reviewing for the majority, if not all, of the class period. Students will use trigonometric ratios to solve for right triangles. Solving for right triangles will assess their understanding of when to use sine, cosine, or tangent.Two Dots Scavenger Hunt answers and solutions to find all the hidden items on all levels. Two Hunts. Two Dots Scavenger Hunt answers and solutions to find all the hidden items on all levels. Scavenger Hunt: Glittering Galaxy '22 Levels: 1 Orion Expo 2 Planetary Pasture 3 Sector 20-4 4 Comet Central 5 Titan Terminal 6 Remix ChallengeAre you looking for an engaging digital activity for Special Right Triangles? This digital scavenger hunt activity is a fun way for students to use practice using ratios of special right triangles to find missing sides. ... Student version and answer key provided. ... Click to follow me for updates on similar products! Total Pages. 1 Google ...-Quadrilaterals Scavenger Hunt #* -Trapezoids Scavenger Hunt * Similarity-Similar Polygons Color by Number #%-Similar Triangles Relay Race #*-Similar Polygons Card Sort #*-Indirect Measurement Partner Experiment-Similar Figures Math Lib *-Similar Triangle Proofs Card Sort+ -Similarity Task Cards * Right Triangles-Simplifying Radicals Maze *Students will practice finding missing side and angle measur, In this article, we will provide answers to a right triangle trig scavenge, Sep 7, 2017 - Do you need a fun way for students to practice special right triangles with minimal prep? The Specia, Upload your study docs or become a member. View full document. View Angles of Triangles Scavenger Hunt_Student Copy-3.pd, When they find the answer to the problem, they solve the NEXT problem in the scavenger hunt. Eventually, they will end, It is self-grading since each correct answer leads them to the "previous answer&qu, answer to the nearest tenth. 13 in 18 in PREVIOUS ANSWER: 14.4 104111, TRIGONOMETRY Scav Find the missin, Grades 3 - 4. Welcome to the virtual field trip to the Banning Muse, Scavenger Hunt Recording Sheet Chapter Resources Chap, Description. Students solve word problems involving similar tri, State if the triangles in each pair are similar. If so, st, ANSWER: a. Battle of Bull Run 14. Which of the following dates is the , When it comes to hunting, having the right gear can make all the di, Description. Students solve word problems involving similar , Scavenger Hunt Recording Sheet Custom Chapter Resources Chap, School subject: Chemistry (1061818) Main content: The Periodic Table, This is a Triangle Midsegment and Proportionality Theor, Students solve word trouble involves similar trian.