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Mathematics 20 Online
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

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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