Question

circumference of circle is 21.7 find the diameter of a circle using pi=3.14​

Answer 1

Step-by-step explanation:

the answer is 3.45 I hope so

Answer 2

Answer:

circumfrence of circle.=2pi R

21.7=2piR

then ,R=21.7/2×3.14

then finally we get ,

R=34.09

and we all know that ,

diameter =2×radius

so, D=68.18