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OpenStudy (anonymous):
Which trigonometric value is equal to cos 62°? A) cos 28° B) sec 28° C) sin 28° D) tan 28°
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OpenStudy (hba):
By the definition of complementary trig functions: \[Sin(90-\theta)=\theta\]
OpenStudy (hba):
i mean Cos theeta*
OpenStudy (sirm3d):
uhm, @hba means \[\sin (90 - \theta)=\cos \theta\]
OpenStudy (hba):
My bad :(
OpenStudy (anonymous):
Ok thank you
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OpenStudy (hba):
Your'e welcome :)
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