Mathematics
Mathematics, 01.04.2020 17:14, kayleebueno

A parallelogram is a rhombus if the diagonals are perpendicular,
so check that the product of the slopes of AC and BD is -1. What
formula can you use?

answer
Answers: 2

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A parallelogram is a rhombus if the diagonals are perpendicular,
so check that the product of...

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