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OpenStudy (flowey15):
Which of these is equal to cos 47°? A) cos 43° B) sin 43° C) tan 43° D) cos 133° my calculator quit
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OpenStudy (faiqraees):
cos x = sin (90-x) SO whats the answer
OpenStudy (anonymous):
sin 43
OpenStudy (flowey15):
I dont have a calculator, or I could do it myself...
OpenStudy (faiqraees):
yeah sin 43
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