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Circumference

Area and Circumference of a Circle Song

This song is sung to the tune of the Wheels on the Bus

The area of a circle is Pi r squared
Pi r squared
Pi r squared
The area of a circle is Pi r squared
For all the circles

A= πr2

The circumference of a circle is 2 pi r
2 pi r
2 pi r
The circumference of a circle is 2 pi r
All around the circle

C= 2πr


 
Circumference of a Circle
Worksheets

 
Circumference and Area of a Circle
 
Math Goodies
Circumference of a Circle
 
How to Calculate the Circumference of a Circle

 
Baseball Geometry
Find the Circumference of a Circle
 
Circumference of a Circle
Online Math Learning
 
Circumference of a Circle
Basic Mathematics
 
Circumference and Area Practice
Quia

 
Find the Circumference of a Circle
Memory Game


Glencoe Online Exercises for Circumference