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Mathematics 16 Online
OpenStudy (anonymous):

Quadrilateral DEFG is a rectangle with vertices D(–8, 2), E(2, 7), F(5, 1), and G(–5, –4). Find the area of the rectangle. (no image, please help!!)

OpenStudy (jhannybean):

|dw:1439022085208:dw|

OpenStudy (anonymous):

oh gosh.. Do i multiply 7 by 5?

OpenStudy (jhannybean):

Nope. think of the width of the rectangle as x, and the length as y. |dw:1439022173641:dw|

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