Alg: Chapter 14 Review: Non-Right Triangle Trigonometry

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

• 20°

• 160°

Find the exact value of sin(𝛳) if the terminal side of 𝛳 in standard position contains the point (–4, –3).

Find the exact value of cot(405°)

• –1

• 1

• –1

In △ABC, A = 40°, B = 60°, and a = 5. Find b. Round to the tenth place. Hint: draw and label the triangle.

Find the area of △ABC if A = 72°, b = 9 feet, and c = 10 feet. Round to the tenth place. Hint: draw and label the triangle.

"Extra Credit" Which triangle has two solutions?

• A = 130°, a = 19, b = 11

• A = 32°, a = 16, b = 21

• A = 45°, a = 4√2, b = 8

• A = 90°, a = 25, c = 15