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B. 28.26 cm2
The formula for calculating the area of a circle is A = πr^2, where A is the area, π is approximately 3.14, and r is the radius.
Plugging in the values:
A = 3.14 x 3^2
A = 3.14 x 9
A = 28.26 cm2
So, the area of the circle is 28.26 cm2.