Posted by Jerald on Monday, January 28, 2013 at 6:27pm.
Students in Mr. Tandoc's shop class made a circular railroad crossing sign for a school play. The diameter of the sign was about 4 feet. How does the diameter compare to the circumference of the sign?
A. The diameter is about 1/3 of the circumference
B.The diameter is about 1/2 of the circumference
C.The diameter is about 2 times more than the circumference
D.The diameter is about 3 times more than the circumference
A?

Math  Jerald, Monday, January 28, 2013 at 6:27pm
My teacher says its A, so can anyone explain how come?

Math  Ms. Sue, Monday, January 28, 2013 at 6:28pm
Yes. :)

Math  Ms. Sue, Monday, January 28, 2013 at 6:28pm
C = pi * d
pi = 3.14

Math  Jerald, Monday, January 28, 2013 at 6:32pm
How much does 1/3 equal?

Math  Ms. Sue, Monday, January 28, 2013 at 6:40pm
1/3 = 1 part of 3
http://www.visualfractions.com/
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