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Mathematics 19 Online
OpenStudy (anonymous):

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OpenStudy (marissalovescats):

You would use trigonometry to solve this question

OpenStudy (marissalovescats):

Do you have a picture?

OpenStudy (mathstudent55):

Do you know SOHCAHTOA?

OpenStudy (marissalovescats):

|dw:1402287676592:dw| You use cosine because there is an adjecent and hypotenuse SOH CAH TOA

OpenStudy (marissalovescats):

And then you would do the inverse cos of 8/21 to find your value of x

OpenStudy (marissalovescats):

Great job!

OpenStudy (marissalovescats):

You're welcome!

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