Question

Instructions: Find the missing side. Round your answer to the nearest

tenth.
30
48°
х
х
=

Answer 1

x = 44.8

Explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj/ hyp

cos 48 = 30/x

x cos 48 = 30

x = 30 / cos 48

x=44.83429

Rounding to the nearest tenth

x = 44.8