Mathematics, 12.04.2020 05:49 tiphannyk

12. Quadrilateral ABCD has vertices at A(8, 7), B(10, 2) , C(5, 4 )  and D(7,1) .
(a) Find the slope and length of sides AB and CD . Show your
work below.

(b) What type of special quadrilateral do your calculations in part
(a) tell you ABCD is? Explain.

(c) Prove, using coordinate geometry, that ABCD is a rectangle.

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12. Quadrilateral ABCD has vertices at A(8, 7), B(10, 2) , C(5, 4 )  and D(7,1) .
(...

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