What is the value of \cos\frac{\pi}{4}?

Holly Guerrero

Holly Guerrero

Answered question

2021-12-19

What is the value of cosπ4?

Answer & Explanation

Stuart Rountree

Stuart Rountree

Beginner2021-12-20Added 29 answers

cosπ4=22
lovagwb

lovagwb

Beginner2021-12-21Added 50 answers

The cosine of an angle is the x-value of a coordinate. At π4 we can see that the x-value is 22.
RizerMix

RizerMix

Expert2021-12-29Added 656 answers

cos45° or cosπ4 is the same thing as 22

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