If sin A= sin B then prove that A+ B= 90
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Answered by
1
Answer:
I think the question is wrong.
Once check it again and post.
I am telling this bcz if sinA=sinB, then A=B.
I think the question is sinA=cosB or something.....
Answered by
1
Answer:
If sinA=cosB, then prove that A+B=90°.
NCERT questions is sinA=cosB
sinA=cosB
sinA=sin(90−B)
A=90−B
A+B=90°
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