1.

In ABC, C=90 and D is a point on CB such that AD is the bisector of A. If AC=5 cm and BC=12 cm, then what is the length of AD?

A. $$ {10 over 3}{cm}$$
B. $$ {5 sqrt{13} over 6}{ cm}$$
C. $$ {5 sqrt{13} over 3}{ cm}$$
D. $$ {20 over 3} { cm}$$
Answer» D. $$ {20 over 3} { cm}$$


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