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OpenStudy (anonymous):
What is thr circumference of a cirle with a diameter of 45 cm?
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OpenStudy (anonymous):
c=3.14*45
OpenStudy (anonymous):
can you solve it from here?
OpenStudy (anonymous):
you should get 141.3
OpenStudy (p0sitr0n):
d= 2r, C = 2pi *r, C = 2pi*22.5, or make pi*d
OpenStudy (anonymous):
so the formula is C=pi*d
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OpenStudy (p0sitr0n):
absolutely
jhonyy9 (jhonyy9):
- so than the result will be C=45pi cm
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