Math, asked by jatin173, 1 year ago

proof sin(90-A)=cosA

Answers

Answered by ffb

0

sin(90-A) = cos A
It is according to theorem.!

jatin173: we have to prove it

ffb: But it is a theorem that we study.....we dont have the proving

Answered by Sanaya625

2

L.H.S
Sin(90-A) = cosA = R.H.S
L.H.S = R.H.S
Hence prove

Sanaya625: Plz mark as brainlist

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