Math, asked by piyushgvarma, 1 year ago

sin28 = cos2a then find a

Answers

Answered by janavgupta

1

Answer:

-0.65

Step-by-step explanation:

sin28= approximately 0.27

cos2= approximately -0.42

therefore a = 0.27/-0.42

= -0.65

Answered by pandeynilesh31p8akgy

1

Step-by-step explanation:

First Changes The ratio Cos2a in sin90-2a

Then solve it

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