Question

If A + B = 90 and tan A = 4/7, then find cot B?​

Answer 1

Hi ,

It is given that ,

tan A = 3/4 ---( 1 )

And

A + B = 90°

B = 90° - A

cot B = cot ( 90° - A )

Cot B = tan A

= 3/4 [ from ( 1 ) ]

Therefore ,

Cot B = 3/4

I hope this helps you.

: )