Unit 11 Study Guide

1. What formula can you use to solve for x in the triangle shown?

2a. Find the missing side in the right triangle.

• 17 in

• 12.7 ft

• 17 ft

• 23 ft

2b. Find the missing side in the right triangle.

• 24 in

• 26 in

• 18 in

• 24 cm

2c. Find the missing side in the right triangle.

• 4.8 m

• 9.1 cm

• 4.8 cm

• 1.8 cm

2d. Find the missing side in the right triangle.

• 0.6 in

• 4.1 in

• 2.9 ft

• 2.9 in

3a. Find the missing side in the right triangle. Round your answer to the nearest tenth.

• 4.1 yd

• 8.1 yd

• 4.1 ft

• 1.5 yd

3b. Find the missing side in the right triangle. Round your answer to the nearest tenth.

• 11.4 in

• 16 in

• 11.4 cm

• 5.7 in

4a. Find the missing side in the right triangle. Give your answer in radical (square root) form.

4b. Find the missing side in the right triangle. Give your answer in radical (square root) form.

• 6 m

5. Which sets or numbers represents the side lengths of right triangles?