Question

Use the fact that

sin
38
°
≈
0
.
6157
sin
38
°
≈
0
.
6157
to solve for
m
.
m
.

cos
m
°
≈
0
.
6157

Answer 1

Below

Explanation:

Remember the trig identity sin^2 + cos^2 = 1

.6157^2 + cos ^2 = 1

cos^2 = 1 - .6157^2

cos^2 = .6209

cos = ~ ± .7879