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OpenStudy (anonymous):
if cos 45 is 1.79 then what is sin 45
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OpenStudy (raden):
use the identity : sin(90-x) = cosx put x=45 sin(90-45) = cos45 sin45 = cos45 sin45 = 1.79 too :)
OpenStudy (anonymous):
soh cah toa sine:opposite/hypothenuse cosine:adjacent/hypothenuse tangent: opposite/adjacent
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