Listen NCERT Audio Books to boost your productivity and retention power by 2X.
If the sum of the circumferences of two circles with radii R1 and R2 is equal to the circumference of a circle of radius R then
Let three circles be C1, C2 and C
Circumference of circle C = Circumference of circle C1 + Circumference of circle C2
⇒ 2πR = 2πR1 + 2πR2
R = R1 + R2