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WEST Middle Grades Mathematics (203): Practice & Study Guide  /  Math Courses

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WEST Middle Grades Math: Similar Polygons Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Find x.

Question 2 2.

Write a ratio for the number of red balls to blue balls.

Red balls = 10

Blue balls = 8

Green balls = 6

Question 3 3. Find x

Question 4 4. Polygon A is 4 times smaller than polygon B. If one side of polygon B measures 20 inches, what does the matching side of polygon A measure?

Question 5 5. Which of the following is used to check whether a triangle is a right triangle or not?

Page 2

Question 6 6. If rectangle 1 measures 4 by 5 inches and rectangle 2 measures 12 by 15 inches, how much bigger is rectangle 2 than rectangle 1?

Question 7 7. The triangle below has an altitude of 10. The longer split of the hypotenuse is 12. What is the measurement of the shorter split of the hypotenuse?

Question 8 8. Corresponding angles of similar triangles are always what?

Question 9 9. We have a group of triangles: Triangle A, triangle B, triangle C, triangle D, and triangle E. If triangle A is similar to triangle C and triangle C is similar to triangle E, what are the two triangles triangle A is similar to?

Question 10 10. What line do you need to use the triangle proportionality theorem?

Page 3

Question 11 11. What is the altitude of this triangle?

Question 12 12. If triangle A is similar to triangle B and triangle B is similar to triangle C and if the top angle of triangle C is equal to 45 degrees, what is the measure of the top angle of triangle B?

Question 13 13. Which of the following are two similar polygons?

Question 14 14. Which of the following ratios is in proportion to the ratio 3:4?

Question 15 15.

Find the missing information.

x/4 = 9/12

Page 4

Question 16 16. Which of the following tools is needed to draw similar polygons?

Question 17 17. If square 1 is 5 times bigger than square 2, what is the measurement of one of the sides of square 1 if the sides of square 2 measure 2 inches?

Question 18 18. Find x.

Question 19 19.

Find the geometric mean.

4, 4, 4

Question 20 20. Which of the following is not in proportion to the ratio 12:20?

Page 5

Question 21 21. Which of the following is proportional to the ratio 3:2?

Question 22 22. Which of the following is the transitive property?

Question 23 23. Which of the following measurements always remains the same in similar polygons?

Question 24 24. To make hummingbird food, I need 4 cups of water to 1 cup of sugar. If I wanted to double that amount, how many cups of water do I need?

Question 25 25. Triangles and 1 and 2 are similar triangles. If triangle 1 has angles that measure 60, 30, and 90 respectively, what are the angle measurements of triangle 2?

Page 6

Question 26 26. If a right triangle has a hypotenuse of 8, what must the median measure?

Question 27 27. Two pentagons are similar. One pentagon has angle measurements of 76, 128, 119, 85, and 132. The other pentagon only has four listed angle measurements of 76, 119, 85, and 132. What is the measure of the missing angle?

Question 28 28. Which of the following ratios is NOT proportional to 2:3?

Question 29 29. If an angle in polygon A measures 65 degrees, what does the matching angle in polygon B measure? Polygons A and B are similar polygons.

Question 30 30. We have a group of triangles: Triangle A, triangle B, triangle C, triangle D, and triangle E. We are told that triangle B is similar to triangle D and triangle D is similar to triangle A. Which three triangles are similar to each other?

WEST Middle Grades Math: Similar Polygons Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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