If the circumference of a circle is 40cm. What is the diameter?

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2006-06-07 07:16:18 · 5 answers · asked by poeticdevastation 1 in Science & Mathematics ➔ Mathematics

Circumference = pi x diameter.

diameter = Circumference / pi

diameter = 40 / pi
diameter = 12.7323954 cm

2006-06-07 07:19:04 · answer #1 · answered by Puzzling 7 · 0⤊ 0⤋

diameter=circumference divided by pi
40/pi
diameter=12.7 cm

2006-06-07 15:34:09 · answer #2 · answered by Shorti 2 · 0⤊ 0⤋

40/pi or approximately 12.7 cm.

2006-06-07 14:19:16 · answer #3 · answered by smartliketractor 4 · 0⤊ 0⤋

12.73074475 cm which equals to 12.7 cm of course!

2006-06-07 14:26:59 · answer #4 · answered by Anonymous · 0⤊ 0⤋

4o over pi

40/ 3.142 is 12.7

diamter is 12.7

2006-06-07 14:23:55 · answer #5 · answered by kara 5 · 0⤊ 0⤋