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Mathematics 11 Online
OpenStudy (anonymous):

how do you know when to use sin, tan, or cos when solving a problem?

OpenStudy (kainui):

Depends on if you are working with an angle that's relative to which pair of sides. You can choose from opposite, adjacent, or the hypotenuse.|dw:1395917674453:dw| So that's what the whole SOH CAH TOA thing is all about.

OpenStudy (anonymous):

SOH CAH TOA?

OpenStudy (anonymous):

oh wait, i understand now

OpenStudy (kainui):

Awesome. =P

OpenStudy (anonymous):

:)

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