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Mathematics 18 Online
OpenStudy (anonymous):

Use the law of cosines to find the value of 2*4*5cos0 A.37 B.20 c.40 D-40

OpenStudy (anonymous):

What is Cos0?

OpenStudy (e.mccormick):

I think they mean \(\theta\).

OpenStudy (anonymous):

yea thats what i ment i just didnt know how to write it down

OpenStudy (anonymous):

what is the value of theta then?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

i am asking you. value of theta needs to be given

OpenStudy (anonymous):

nowhere, you can apply law of cosines though

OpenStudy (anonymous):

oh alright thanks

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