Question

Calcule o valor de x na figura ​

Answer 1

x+40 +3x +x-10 = 180°

5x +30 = 180

5x = 150

x = 30 ✓

Answer 2

Resposta:

X+40+3X+X-10=90

5X+30=90

5X=90-30

5X=60

X=60/5

X=12

Explicação passo-a-passo: