Question

Determine o valor de x no triângulo.​

Answer 1

x/sen120 = 100/sen45

x/(√3/2) = 100/(√2/2)

x√2/2 = 100√3/2 ==> *(2)

x√2 = 100√3 ===> *(√2)

2x = 100√6 ===> :(2)

x = 50√6 m ✓