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OpenStudy (anonymous):
Which of the following is equal to C
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OpenStudy (anonymous):
OpenStudy (anonymous):
A. cos (a/c) B. sin (a/c)
OpenStudy (anonymous):
C. tan -1 (c/a) D. cos -1 (c/a)
OpenStudy (anonymous):
its B...because here is making sin ratio..i.e. sin =perp./hyp
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