if theta is an acute angle and sin theta equal to cos theta find the value of theta and hence find the value of 210 square theta + sin squared theta- one
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Answered by
8
sin theta=cos theta
So sin (90-theta)=sin theta
So 2theta =90
So theta=45 (ANS)
So sin (90-theta)=sin theta
So 2theta =90
So theta=45 (ANS)
Answered by
6
It is not 210 ,it is 2tan square
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