What trigonometric function has the same value as sin 75?

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asked Dec 20, 2019 35.5k views

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Pradeep Sodhi · Answer 1 · 2019-12-25T09:20:28+0000

Cosine and Sine are related by the formula cos(x)= sin(x+90). Setting x+90 equal to 75 results in x=-15, Therefore, cos(-15) = sin (75). Since cos is an even function, cos(15)=cos(-15)= sin(75).

What trigonometric function has the same value as sin 75?

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