Math, asked by sahoosahooji, 8 months ago

if sin A =1 then find value of cos A​

Answers

Answered by ajay8949
2

sin A = 1 ----------- 1

as we know,

sin 90° = 1 --------------2

on comparing equation 1 and equation 2 we get,

A = 90°

cos A = ?

substituting value of A

cos 90° = 0

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