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# Trig

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If 𝗌𝗂𝗇 θ=45, then what is the 𝖼𝗈𝗌(90°−θ)?

Guest May 5, 2017
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sin θ cannot be bigger than 1, so sin θ cannot be 45.

I think you might have meant:

θ = 45º

cos (90º - θ)

= cos (90º - 45º)

= cos (45º)

$$\frac{\sqrt2}2$$

hectictar  May 6, 2017

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