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Mathematics, 20.12.2019 01:31 genaro19

Parallelogram abcd has vertices at a(0, 0) , b(4, 5) , c(8, 0) , and d(4,−5) .

which conclusion can be made?

1. ab⊥bc ; therefore, abcd is a square.

2. ab⊥bc ; therefore, abcd is a rectangle.

3. ab=bc ; therefore abcd is a square.

4. ab=bc ; therefore, abcd is a rhombus.

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Parallelogram abcd has vertices at a(0, 0) , b(4, 5) , c(8, 0) , and d(4,−5) .

which con...
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