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Mathematics 7 Online
OpenStudy (anonymous):

Find COS 23pi/6?

OpenStudy (anonymous):

Do you have a calculator?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

π=180∘

OpenStudy (anonymous):

so I replace pi with 180?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

so it'd be 23*pi divided by 6?

OpenStudy (anonymous):

exactly (:

OpenStudy (anonymous):

thanks :)

OpenStudy (anonymous):

welcome (:

OpenStudy (anonymous):

Is 12.03 Right?

OpenStudy (anonymous):

cosine of a value cannot be larger than 1...

OpenStudy (anonymous):

can you please explain?

OpenStudy (anonymous):

See the graph of cosine:|dw:1389756073553:dw|

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