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Area, Surface & Volume
easy
0:00.0
A circle has
d
=
2
d=2
d
=
2
. What is its area?
A
π
\pi
π
B
2
π
2\pi
2
π
C
4
π
4\pi
4
π
D
0.5
π
0.5\pi
0.5
π
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