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Mathematics 21 Online
OpenStudy (anonymous):

60. Solve for x, y, or r as indicated.

OpenStudy (anonymous):

OpenStudy (anonymous):

@satellite73

OpenStudy (anonymous):

@dpaInc @zepp

OpenStudy (zepp):

Do you know trigonometry?

OpenStudy (anonymous):

no :s

OpenStudy (anonymous):

20sqrt2

OpenStudy (zepp):

Ok, it would be easier but that's doesn't matter, we know 2 angles, 90 and 45, the other one would be?

OpenStudy (anonymous):

sine 45 = 20/r r=20/sin45 r-=28.28

OpenStudy (zepp):

Let's draw it here |dw:1340809898962:dw|

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