Math, asked by shezaalvi63, 4 months ago

if sin A =3/4 then find cos A

Answers

Answered by puspendukanji

7

√7/3

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Answered by raghvendrark500

0

cos A =√(1-sin²A)

=>cos A =√ (1-9/16)

=>cos A = √(7/16)

=>cos A = √7/4

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