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Mathematics 13 Online
OpenStudy (anonymous):

Find the value of x...

OpenStudy (anonymous):

OpenStudy (radar):

Well first off you can throw away the choices that are over 50. That leaves only the 30 and 33 1/3 answers. So if you were to guess at it you would have a 50-50 chance of getting it right. But you don't have to guess at it. you have two triangles there, their sides are proportional.|dw:1405771193340:dw|

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