SAT Math Practice Question #20728 - SATify | SATify

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SAT Math Practice Question #20728 - SATify | SATify

#20728

trigonometry

geometry

medium

90 sec

Calculator OK

If $x$ is an acute angle such that $sin (x^{\circ}) = 0.8$ , what is the value of $cos ((90 - x)^{\circ})$ ?

A.

$0.2$

B.

$0.6$

C.

$0.8$

D.

$1.0$