Question

the circumference of the circle exceed the diameter by 16.8 finf the radius of the circle

Answer 1

hey dear your answer is here..

2πr=2r+16.8
2πr-2r=16.8
2r(π-1)=16.8
r(π-1)=8.4
r(3.14-1)=8.4
r=8.4/2.14
r = 840/214 = 3.92