SAT Math Practice Question #39455 - SATify | SATify

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SAT Math Practice Question #39455 - SATify | SATify

#39455

trigonometry

triangle

hard

60 sec

Right triangle $A BC$ is shown. If the leg adjacent to angle $A$ has a length of $12$ , what is the value of $cos B$ ?

A.

$\frac{1}{2}$

B.

$\frac{3}{2}$

C.

$123$

D.

$24$