Please can you help. How do I work out the answer in terms of pi. I am not allowed to give a decimal as an answer. I do not want to be told the answer just

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Please can you help. How do I work out the answer in terms of pi. I am not allowed to give a decimal as an answer. I do not want to be told the answer just

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Please can you help. How do I work out the answer in terms of pi. I am not allowed to give a decimal as an answer. I do not want to be told the answer just how to work it in terms of pi. Both my calulaters are giving me deciamls.

squareroot of 1-cos(24/25) /2

Guest Nov 23, 2016

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Melody · Answer 1 · 2016-11-23T06:09:12

What is divided by 2?

Your question is ambiguous.

Melody · Answer 2 · 2016-11-23T06:16:48

I think your question has other errors too :///

MaxWong · Answer 3 · 2016-11-23T12:41:44

$\sqrt{\dfrac{1-\cos\frac{24}{25}}{2}}\\ =\cos\dfrac{12}{25}$

It cannot be expressed in terms of pi :(

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