Right Triangles

Grade 945 minutes

Learning Objective

I can apply the Pythagorean Theorem and trigonometric ratios to solve for missing side lengths and angle measures in right triangles.

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

View questions preview

1. In right triangle ABC, where ∠C is the right angle, AC = 8 and ∠A = 35°. Find the length of BC to the nearest tenth.

2. A surveyor needs to determine the height of a tall building. He stands 50 meters away from the base of the building and measures the angle of elevation to the top of the building to be 72°. How tall is the building to the nearest meter?

3. In right triangle PQR, where ∠Q is the right angle, PQ = 12 and PR = 15. Find the measure of ∠P to the nearest degree.

...and 4 more questions

Educational Video

Example: Trig to solve the sides and angles of a right triangle | Trigonometry | Khan Academy

Khan Academy

Create Your Own Lesson

Generate a custom lesson plan like this one in minutes with Insta~Lesson