Math, asked by rubabayesha26, 1 year ago

Slove sin110° and find acute angle​

Answers

Answered by manasjha015
0

Answer:

sin 70°

Step-by-step explanation:

sin(90°+20°)

sin(90°+θ)=cosθ

therefore

sin 110°=cos 20°

cos (90°-θ)=sinθ

therefore,

cos 20°=sin 70°

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