if sin 37°=a,then cos 53°=
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sin 37° = a
cos(90-37)° = a
cos 53° = a
cos(90-37)° = a
cos 53° = a
mysticd:
Maria , second line is wrong , plz edit it is sin(90-53)
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Sin37=a
Sin(90-53)=a
Cos 53 =a
Since sin (90-θ)= cosθ
Sin(90-53)=a
Cos 53 =a
Since sin (90-θ)= cosθ
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