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Help me please i dont understand

Help me please i dont understand-example-1
User MarkovskI
by
3.7k points

1 Answer

3 votes

Answer:

C=75.36

A=452.16

Explanation:

C=2x3.14xr


2×
\pi×
12=75.36

A=3.14×
r^(2)

3.14x12x12=452.16

User Jake Bruun
by
5.0k points