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The edge of a cube is 2a cm. Find its total surface area?
Question 1:
The edge of a cube is 2a cm. Find its total surface area?
A.
6a² cm²
B.
8a² cm²
C.
12a² cm²
D.
24a² cm²
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6a² = 6 * 2a * 2a = 24a²;
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