The circumference of a circle is equal to the perimeter
- The circumference of a circle is equal to the perimeter of a square
- If the circumference of a circle is equal to the perimeter of a square
- The circumference of circle c is equal to the perimeter of square s
- The perimeter of a sector of a circle is equal to half the circumference
- The perimeter of a rhombus is equal to the circumference of a circle