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If cos theata = 2x / x2+1 then find sin theata and tan thratat

If cos theata = 2x / x2+1 then find sin theata 
and tan thratat

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Grade:10

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
here base = 2x and hypotensue = x2+1 find perpensiculr by pythgoras then
sin thetha = perpendicualr/ hypotenuse
tan thetha = per/base

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