Question

In triangle angle a = angle c so find cot a = cot b

Answer 1

Sina...............is ans

Answer 2

Hey friend...

Here is your answer...

Angle A = Angle C

=>AB=BC

Draw a perpendicular bisector at M on side AC

Then,

AM=MC

CotA=AB/AM

CotB=BC/MC

So,

Cot A = Cot B

HOPE that it will help you