Area:
The formula for the area of a circle is A=. The problem gives the diameter (4); half of the diameter is the radius (r=2).
A=2π
A=6.2831m^2
Circumference:
The formula for the circumference of a circle is A=πd.
A=4π
A=12.5664m
Hope this helps!!
The answer is: 12.57m
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