Sot

Q28 ans a^2b^2
But I am getting a^2

@nishantthakre
Give full question , what is r1 r r2?

@vedantzope
r1,r2radius of escribed circle for corresponding angles
r radius of incircle
I thought that it is common notation you must be knowing

@VEDANTZOPE @ashishdeosingh @SanketBiradar please solve this

@nishantthakre maybe answer is wrong because even I am getting a^2