# If ABCD is a parallelogram and angle B=100 degree, then find the value of angle A angle C

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by gupsasanidh

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by gupsasanidh

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If ABCD is IIgm having angle b as 100 degree then angle A will be 80 degree as in a IIgm adjacent angles are supplementry.Angle C will be 80 degree too as angle A and Angle C are opposite angles which are equal in a IIgm.
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