Question

A right triangle has one side that measures 4 in. The angle opposite that measures 80 degrees. What is the length of the hypotenuse of the triangle round to the nearest tenth.

Answer 1

B 4.1

Explanation:

Answer 2

sin(80°)= opposite/hypotenuse ⇒

hypotenuse = opposite/sin(80°) = 4/0.9848 ≈ 4.1 in. ← to the nearest tenth.