Points A, B, C, and D, in that order, lie on a line. If AB = 3 cm, AC = 4 cm, and BD = 6 cm, what is CD, in centimeters?

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A

B

C

D

E

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Points A, B, C, and D, in that order, lie on a line. If AB = 3 cm, AC = 4 cm, and BD = 6 cm, what is CD, in centimeters?

A. 1
B. 2
C. 3
D. 4
E. 5

The OA is E
Source: — Problem Solving |