Circle Song
words © 2004 Lawrence Mark Lesser;
all rights reserved
(can be sung to the tune “Twinkle Twinkle
Take your finger round a jar:
Circumf’rence equals 2 pi
r !
For area, you multiply
R squared by that number pi.
Twinkle, twinkle, you’re a star--
Knowing math will take you far!
return to Larry's www.math.utep.edu/Faculty/lesser/Mathemusician.html page