Question

find the length of radius of a circle whose circumference is 314cm​

Answer 1

Answer:

let the radius be r cm

then circumference = 2π2

=. > 314 = 2 × 22/7 × r

= > 157 × 7/22 = r

= > 7.13 × 7 = r

= > 49.91 = r

so, radius is approximately 49 .9 cm

Answer 2

hope it will help you......