If sin20=cos30 Then find the value of o
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Answer:o=18°
Step-by-step explanation:sin2o=cos 3o
(Since sin (90°-a)=cosa)
Sin 2o=sin(90°-3 o )
Remove sin botheta sides then we get,
2o=90°-3o
2o+3o=90°
5o=90°
o=90°/5=18°
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