Question

ABC ABCD is a trapezium in which ab parallel to dc if Angle A = Angle B = 40 Degrees what is the measure of other two angles

Answer 1

here the base angles are equal
ao quad abcd is isosceles trapezium
angle a = angle b
angle sum property of quad
angle a+ angle b+ angle c+ angle d=360
x+x+80=360
2x=280
x=140

Answer 2

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