Question

HELP! Using the inverse trig functions, find the measure of the missing angle. ​

Answer 1

b

Explanation:

using the sine ratio in the right triangle

sin? =
`(opposite)/(hypotenuse)` =
`(10)/(39)` , then

? =
`sin^(-1)` (
`(10)/(39)` ) ≈ 15° ( to the nearest degree )