Question

Calcule o valor de x e y

Answer 1

Sx,y = (6-2).180° = 720°

4x+2y=720°

4x+2.(x-15°)=720°

4x+2x-30°=720°

6x=750°

x=125°

... y = 125°-15° = 110°

R: x = 125° e y=110°