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3241004551 [841]
3 years ago
14

A parallelogram must be a rectangle when its

Mathematics
1 answer:
nirvana33 [79]3 years ago
4 0
When it's all sides are mutually perpendicular to each other.
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What number can be add to <br><img src="https://tex.z-dn.net/?f=%20%7B9x%7D%5E%7B2%7D%20%20%2B%2024x" id="TexFormula1" title=" {
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hope it helps you cap !!

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