Question

Can a quadrilateral ABCD be a parallelogram, give reasons in support of your answer 1. Angel A + Angel C =180 degree? 2. AD = BC = 6cm, AB= 5cm, DC= 4.5cm? 3. Angle B = 80 degree , Angle D = 70 degree? 4. Angle B + Angle C= 180 degree ? 5. AC= BAD?

Answer 1

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