Question

If tan A = cot B, prove that A + B = 90°.​

Answer 1

Answer:

Tan a=tan(90-b)

a=90-b

a+b=90

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Answer 2

Answer:

Given;

tan A = cot B,

To Prove :

A+B= 90°

Proof:

tan A =cot B

tan A =tan (90° - B) [tan (90 -A)=cot A]

A=90°- B

A+B =90°.

Hence Proved