If A and B are complementary angles then prove that tan A=cot B
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Answered by
15
A and B are complementary ie,A+B=90
A=90-B
tan A=tanA
tan a=tan(90-B)
tan A=cot B
A=90-B
tan A=tanA
tan a=tan(90-B)
tan A=cot B
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Answered by
7
If A and B are somplementary,
A + B = 90
A = 90-B
tan A = tan(90-B) = cot B (proved)
A + B = 90
A = 90-B
tan A = tan(90-B) = cot B (proved)
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