Why does \sec(\frac{\pi}{4})=\sqrt{2}?

Tiffany Russell 2021-12-16 Answered
Why does sec(π4)=2?
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Expert Answer

yotaniwc
Answered 2021-12-17 Author has 34 answers
Explanation:
sec(π4)=1cos(π4)
Trig Table of Special arcs gives --> cos(π4)=22
Therefore
sec(π4)=22=2
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amarantha41
Answered 2021-12-18 Author has 38 answers

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