Question

No triangulo a seguir, o valor de x:

Answer 1

x/sen135 = √2/sen30

x/ √2/2 = √2 /1/2

2x/√2 = 2√2/1

2x = 2√4

x = √4

x = 2 ✓

Answer 2

Cosseno de 15º=Cateto Adjancente(√2)/Hipotenusa(x)

Cos15º=√2/x

0,97=√2/x

x=√2/0,97

x=1,41/0,97

x=1,46