Hss H.

asked • 04/06/17

how is cos24 = .424

it says thats the answer i dont know how that is possible because cos24 = .9135... if thats the case what is cos28?

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Patrick D. answered • 04/06/17

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The angle is measured in radians.
 
cosine of 24 degrees is .9135...
 
cosine of 24 radians is .424.....
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Patrick D.

My apologies for overlooking the last question.
So if the angle measure is 28 radians then
cosine of 28 radians = -0.9626059 <-- rounded to 6 digits.
 
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04/06/17

Patrick D.

cosine of 28 radians is -0.962605866....
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04/06/17

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