Question

Find the measure of remaining angle of ABCD

Answer 1

Answer:

∠ B = ∠D ( V.O.P)

∠D = 72°

by Asp

∠A +∠B + ∠C + ∠ D = 360 °

X + 72° + X + 72° = 360°

2x + 144 = 360°

2x = 360° - 144°

2x =216°

X = 216°÷2

X= 108°

∠a=108°

∠b=72°

∠c=108°

∠d=72°