Question

CD bisects AB at M if AM= 5x+4, AB=14x and CM=2x find AB

Answer 1

AB = 28.

Explanation:

AB = 2AM because M is the midpoint of AB

So 14x = 2(5x + 4)

14x = 10x + 8

4x = 8

x = 2.

So AB = 13*2 = 28.