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Geometry 11 Online
OpenStudy (anonymous):

if cos 45 is 1.79 then what is sin 45

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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