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Dafna11 [192]
3 years ago
6

The radius of a circular clock face is 13 centimeters. how do i find the circumfrence

Mathematics
2 answers:
Anvisha [2.4K]3 years ago
7 0
The formula is 2pi(radius) so 13*2*pi=26pi

Georgia [21]3 years ago
5 0
So there are two formulas C= \pid and C=2\pir
we are going to use C=2 pi r
so since the radius is 13 we do 13×2×3.14, which equals to 81.64
So the circumference is 81.64 centimeters.
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