Question

Calcule x no triângulo abaixo: ​

Answer 1

$\textsf{Leia abaixo}$

Explicação passo-a-passo:

$\large\boxed{\begin{array}{l} \rm \: x + x + 10\textdegree + 3x - 50\textdegree = 180\textdegree \\ \\ \rm \: 5x - 40\textdegree = 18 0\textdegree \\ \\ \rm \: 5x = 180\textdegree + 40\textdegree \\ \\ \rm \: 5x = 220\textdegree \\ \\ \rm \: x = \dfrac{220\textdegree}{5} \\ \\ \boxed{ \boxed{ \rm{x = 44\textdegree}}}\end{array}}$