circumference

     

The circumference is the istance around a closed curve. Circumference is a kind of perimeter.

Trivia about circumference

  • To find this, multiply the diameter by pi
  • The diameter of a circle times pi
  • Term for the boundary of a circle
  • To determine this for a circle, multiply the diameter by pi
  • Pi times a circle's diameter gives the measure of this
  • Third librarian Eratosthenes is famous for determining this measurement of the Earth
  • For a Major League baseball it's 9 to 9 1/4 inches
  • Multiply pi times twice the radius of a circle to get this measure
  • He's the knight who guards the outer boundary of a circle
  • The length of the closed curve of a circle
  • Yesterday it chugged the 5-mile diameter of the island: today it's doing this, 15.71 miles
  • Pi is the ratio of this of a circle to its diameter

Found pages about circumference