amandamills1092 amandamills1092
  • 10-04-2016
  • Mathematics
contestada

Find the angle measure that makes the statement true. Sin 25° = Cos ____ °

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malkamaki00 malkamaki00
  • 10-04-2016
Since the sine and cosine functions are cofunctions, they are complementary. The format for this is that sinx=cos(90-x). This works for secant and cosecant and tangent and cotangent. So, sin25°=cos65°.
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