Ello ppl!
If tanA = cotB
Then prove that,
A+B = 90°
Answers
Answered by
6
Step-by-step explanation:
Ello!!!
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Given,
tanA=cotB
CotB=tan(90°-B) ( •.• tan(90°-thetha)=cott thetha
•°• A= 90°-B
•°• A+B=90°
Answered by
2
Answer:
A+B=90
Step-by-step explanation:
If
tan A = cot B
cot(90-A) = cot B
cot (90-A) = cot B
therefore
90 - A = B
A + B = 90
Hence Proved
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