Copyright

Big Ideas Math 8th Grade Chapter 3: Angles & Triangles 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. Which of the following reflects a pair of perpendicular lines?

Question 2 2. A regular polygon's sides and angles are all what?

Question 3 3. If angle a is 68 degrees and angle b is 37 degrees, what is the measure of angle c?

Question 4 4. A triangle has two angles that measure 111° and 42°. What is the measurement of the third angle?

Question 5 5. A triangle has two angles that measure 120° and 40°. What is the measurement of the third angle?

Page 2

Question 6 6. Which line is the transversal?

Question 7 7. Given triangles DAR and KMR. What is the value of y?

Question 8 8. What is the total measure of the exterior angles of a polygon with 6 sides?

Question 9 9. What is the sum of the measure of interior angles for a regular polygon with 5 sides?

Question 10 10. Which of the following is a pair of parallel lines?

Page 3

Question 11 11. The sum of the measure of exterior angles of any regular polygon will always add up to what?

Question 12 12. If angle a is 66 degrees and angle b is 54 degrees, what is the measure of angle d?

Question 13 13. If angle a is 60 degrees, what is the measure of angle b?

Question 14 14. Brad places a marker on the ground 10 ft. away from the base of a tree at a botanical garden. He walks back towards the tree until he is standing 4 ft. away from the marker, and he is 6 ft. tall. Assuming that the top of Brad's head, the top of the tree, and the marker form two simliar triangles, how tall is the tree?

Question 15 15. If angle a is 30 degrees and angle d is 70 degrees, what is the measure of angle b?

Page 4

Question 16 16. For a regular polygon with 4 sides, what is the measure of each interior angle?

Question 17 17. If angle a is 80 degrees, what is the measure of angle d?

Question 18 18. Which two lines are parallel?

Question 19 19. Triangle HYV and triangle AYB are similar by the AA similarity theorem. What is the value of x?

Question 20 20. A triangle has two angles that measure 15° and 25°. What is the measurement of the third angle?

Page 5

Question 21 21. Study the given diagram. Find the value of x, the distance between T and E.

Question 22 22. Which of the following consists of a pair of perpendicular lines?

Question 23 23. A triangle has two angles that measure 21° and 54°. What is the measurement of the third angle?

Question 24 24. Greg is standing next to a 40 ft. tree. The sun casts a 5 ft. shadow of Greg, who is 6.4 ft. tall. How long is the tree's shadow?

Question 25 25. The interior angles of a triangle will always add up to what?

Big Ideas Math 8th Grade Chapter 3: Angles & Triangles 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!

Big Ideas Math Common Core 8th Grade: Online Textbook Help  /  Math Courses
Support