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Veseljchak [2.6K]
3 years ago
13

I need to find the circumference and area of a circle with a diameter of 20 cm

Mathematics
1 answer:
slega [8]3 years ago
4 0
The diameter is 20 so the radius is 10.
A=<span>πr^2
A=</span>π10^2
A=100π

C=2πr
C=2π10
C=20π
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