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OpenStudy (anonymous):
Quadrilateral ABCD has vertices A(1, -3) , B(2, 1), C(6, 3), and D(7, -1). Prove or disprove that the Quad ABCD is a rectangle. Show all work. Use complete sentences and proper grammar to justify whether Quad ABCD is a rectangle or not.
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OpenStudy (midhun.madhu1987):
|dw:1437573207259:dw| You can use the Distance formula to find the length of all the sides of the quadrilateral.
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