Question

Find the raidus of the circle whose circumference is equal to the sum of the circumference of the circle having radii 15cm and 8cm​

Answer 1

Answer:

C1+C2=C3

2*22/7*R=2*22/7*15+2*22/7*8

2*22/7*R=2*22/7(15+8)

R=15+8

R=23

Step-by-step explanation: