Question

Point C is the midpoint of line segment AB and point B is between points A and D. If AD = 20 and BD =12 then what is CD?

Answer 1

CD = 16

Explanation:

Check the image for the steps

Answer 2

16

Explanation:

AB = 20 - 12 = 8

BC = 8 : 2 = 4

CD = 4 + 12 = 16