SOLUTION: If points A, B, C and D and collinear, and C is the midpoint of AB and B is the midpoint of AD and the length of AD is 24, what is the length of CD?

Question 1104170: If points A, B, C and D and collinear, and C is the midpoint of AB and B is the midpoint of AD and the length of AD is 24, what is the length of CD?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
As a start, draw what the description says.
From left to right on the line are points A, C, B, D.
Let AC=x=CB.
From this you find AB=2x, and BD=2x, and given is AD=24.

Can you finish and find length CD ?
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