If sinθ=cosθ, then find value of θ.

Er Chandra Bhushan
0

Soln:-Given sinθ=cosθ

                   Both side divide by cosθ

          Know, tanθ=1

                     Hence, θ=90° Ans..... 

Some important trigonometry value of sin

Sin180°=0

Sin270°=-1

Sin37°=3/5

Sin0°=0

Sin90°=1

Qudrante of Trigonometry Ratio







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