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OpenStudy (anonymous):
Find the value of cos θ for the angle shown.
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OpenStudy (anonymous):
jimthompson5910 (jim_thompson5910):
|dw:1441246898998:dw|
OpenStudy (anonymous):
4/\[\sqrt{33}\]
jimthompson5910 (jim_thompson5910):
no, use the pythagorean theorem to find x
OpenStudy (anonymous):
16+33
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OpenStudy (anonymous):
49=7
OpenStudy (anonymous):
would it 4/7 or 7/4
jimthompson5910 (jim_thompson5910):
you should find x = 7
jimthompson5910 (jim_thompson5910):
|dw:1441247160876:dw|
jimthompson5910 (jim_thompson5910):
cos(theta) would be equal to adj/hyp |dw:1441247178706:dw|
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OpenStudy (anonymous):
4/7
OpenStudy (anonymous):
thank you
jimthompson5910 (jim_thompson5910):
yep
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