Question

solve it and explain

Answer 1

Answer:

30° + 60° = 90° -( sum of opposite interior angle is exterior angle)

so x = 90°

for angle y

90° + 30°=120°

so y = 120°

for angle z

90°+60°=150°

so z= 150°

x+y+z = 150° + 120°+90°

x+y+z = 360°