Question

quanto mede o valor de x nesse triângulo





a=30°

b=60°

c=90°

d=120°​

Answer 1

Resposta:

$\textsf{Leia abaixo}$

Explicação passo a passo:

$\mathsf{x = 180\textdegree - 90\textdegree - (180\textdegree - 120\textdegree)}$

$\mathsf{x = 180\textdegree - 90\textdegree - 60\textdegree}$

$\boxed{\boxed{\mathsf{x = 30\textdegree}}}\leftarrow\textsf{letra A}$