ABCD is a parallelogram X and Y are mid point of BC and CD respectively .prove that area of traingleAXY= aera of parallelogram ABCD
If your queston is, "prove that area of traingleAXY=3/8 aera of parallelogram ABCD, then kindly refer the following link :
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https://www.meritnation.com/ask-answer/question/abcd-is-paralleogram-x-and-y-are-mid-points-of-bc-and-cd/areas-of-parallelograms-and-triangles/4008968