The area of rectangle ABCD with vertices A(0,0),B(0,4),C(x,4) and D(x,0) is 28 square units. If x>0 what is the value of x?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter10: Analytic Geometry
Section10.1: The Rectangular Coordinate System
Problem 23E: A rectangle ABCD has three of its vertices at A2,-1,B6,-1, and C6,3. Find the fourth vertex and the...
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The area of rectangle ABCD with vertices A(0,0),B(0,4),C(x,4) and D(x,0) is 28 square units. If x>0 what is the value of x?

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