Question

if sin A=cos A then A =____________
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Answer 1

Answer:

A=45°

Step-by-step explanation:

sinA=cosA

sinA/cosA=1

TanA=1

TanA=Tan45°

A=45°

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Answer 2

Given SinA =cosA
SinA/cosA=tanA= tan45=1
TanA=tan45
So A= 45