SAT Math Practice Question #27298 - SATify | SATify

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SAT Math Practice Question #27298 - SATify | SATify

#27298

geometry

triangle

hard

150 sec

Triangle $A BC$ has a right angle at $C$ . The lengths of the legs are $A C = 9$ and $BC = 12$ . Let $I$ be the incenter of $△ A BC$ . What is $A I$ ?

A.

$33$

B.

$27$

C.

$35$

D.

$42$

E.

$5$