Final Exam Study Guide: Unit 11- Triangles (Pythagorean Theorem)

1. What is x?

• 400 ft.

• 40 ft.

• 11 ft

• 21 ft

2. What is x?

• 42 in.

• 7 in.

• 36 in.

• 54 in.

3A. Which set of numbers represent the lengths of the sides of a right triangle?

• 7, 24, 31

• 12, 13, 5

• 7, 8, 12

• 1, 4, 5

3B. Which set of numbers represent the lengths of the sides of a right triangle?

• 9, 12, 15

• 2, 5, 29

• 4, 5, 41

• 6, 12, 18

4. Which of the following are right triangles?

• 
• 
• 
• 

5. Find the distance of the diagonal of the triangle using the coordinate plane:

(-1, -3) (4, 4)

(Round your answer to the nearest tenth)

• 12 units

• 7.5 units

• 8.7 units

• 8.6 units

6. What is the approximate length of side c?

(Round your answer to the nearest tenth)

• 7.2 units

• 4.5 units

• 10.1 units

• 7.3 units