if tanA =cotB then prove that A=B=90°
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Answered by
0
Step-by-step explanation:
Tan A=cot B
tan A= tan(90-B)
A=90-B
A+B=90° (( proved ))
Answered by
2
Answer:
tan A = cot B [Given]
tan A = cot (90 - A) {eq.1}
put eq. 1 in value
cot (90-A) = cot B
90 - A = B
A + B = 90
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