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ser-zykov [4K]
4 years ago
6

If two opposite sides of a quadrilateral are perpendicular and congruent, then the quadrilateral is a parallelogram.

Mathematics
1 answer:
nevsk [136]4 years ago
3 0
I think this is false because two opposite sides can't be perpendicular (creating a 90 degree angle) because opposite sides are parallel.
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