SOLUTION: ABCD is parallelogram. if the two diagonals are equal. find the measure of angleABC. with steps

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Question 533801: ABCD is parallelogram. if the two diagonals are equal. find the measure of angleABC. with steps
Answer by Edwin McCravy(20060)   (Show Source): You can put this solution on YOUR website!
Since the diagonals are equal, the parallelogram is a rectangle,
and all four interior angles of a rectangle are 90°. So that's
the answer.

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