Question

ABCD is a parallelogram with diagnols intersecting at E. If AE = 3x + 12 and EC = 27, find the value of x.

Answer 1

5

Explanation:

Sketch the diagram

AE is equal to the other half of the diagonal EC

3x + 12 = 27

Subtact 12 from both sides

3x = 15

Divide both sides by 3

X = 5