How do you prove $sin^2theta/(1-sin^2theta)=tan^2theta$ ?

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Answer 1 · 2016-10-05T17:44:45

see below

$sin^2 theta/(1-sin^2theta) = tan^2 theta$

Left Side $=sin^2 theta/(1-sin^2theta)$

$=sin^2 theta/cos^2 theta$

$=tan^2 theta$

How do you prove sin^2theta/(1-sin^2theta)=tan^2thetasin^2theta/(1-sin^2theta)=tan^2theta?