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Mathematics 9 Online
OpenStudy (anonymous):

Using the triangle below, which equation can be used to solve for x?

OpenStudy (anonymous):

OpenStudy (anonymous):

which one of these: cos 10° = x/12 tan 10° = x/12 tan 10° = 12/x sin 10° = x/12

jhonyy9 (jhonyy9):

the last one is right sure

OpenStudy (anonymous):

are you sure?

OpenStudy (anonymous):

@jhonyy9 is correct

OpenStudy (anonymous):

thank you

OpenStudy (anonymous):

i thought it was tan 10 x/12. can you explain the answer?

OpenStudy (e.mccormick):

The opposite is x and you know the hypotenuse. SOH CAH TOA Sine Opposite Hypotenuse, Cos Adj Hyp, and Tan Opp Adj.

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