Question

Solve for the missing side. Round to the nearest tenth.
х
51°
12

Answer 1

9514 1404 393

Answer:

7.6

Explanation:

The relevant relation is ...

Cos = Adjacent/Hypotenuse

cos(51°) = x/12

x = 12·cos(51°) ≈ 7.552

x ≈ 7.6