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In quadrilateral ABCD, AE=x+6 and BE=3x-18 For what value of x is ABCD a rectangle?

a. 14
b. 16
c. 12
d. 18

In quadrilateral ABCD, AE=x+6 and BE=3x-18 For what value of x is ABCD a rectangle-example-1
User CharlesA
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1 Answer

6 votes
x + 6 = 3x - 18
- x - x
6 = 2x - 18
+ 18 + 18
24 = 2x
2 2
12 = x

The answer is C.
User Bachlet Tansime
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7.8k points