Question

4) Calcule o valor de x no quadrilátero. (2,0 pontos)


x + 30 50°


x + 40 x

Answer 1

Resposta:

x + 30 + 50 + x + 40 + x = 360

x + x + x = 360 - 30 - 50 - 40

3x = 240

x = 240/3

x = 80