Question

Determine o valor de x, em centímetros, no triângulo a seguir:

Answer 1

x = 8.165

Explanation:

use the law of sine

sin 60° = sin 45°

10 x

cross multiply:

x (sin 60) = 10 (sin 45)

x = 5 √2

√3/2

answer:

x = 10 √6

3

or

x = 8.165