Question

I need help and work shown please​

Answer 1

9514 1404 393

Answer:

x ≈ 32.4

Explanation:

The mnemonic SOH CAH TOA reminds you of the relation between angle, adjacent side, and hypotenuse:

Cos = Adjacent/Hypotenuse

cos(72°) = 10/x

x = 10/cos(72°)

x ≈ 32.4