Question

in the difference between the circumference and the radius of a circle 77cm.find the circumference of a circle​

Answer 1

THIS IS YOUR ANSWER

Let the radius be x

so, circumference=2πx

atq, 2πx-x=77

(44x/7)-x=77

44x/7=77+x

44x=539+7x

37x=539

x=14.5

circumference=91 cm