Question

If tan A = cot B then find A + B = ?​

Answer 1

Given:-

• tan A = cot B.

To Find:-

• A + B

Solution:-

$tan A = cot B$

We Know that

$cot \: B = tan \: (90 - B)$

So,

$tan A = \tan( 90 - B)$

$∴A=90−B$

$⇒A+B=90\degree$