Use some thinking to answer the following question. The edge of a cube is 2a cm. Find its surface?\nOptions:\n(A) 24a8\n(B) 24a4\n(C) 24a1\n(D) 24a2\n(E) 24a7
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6a2 = 6 * 2a * 2a = 24a2 So the final answer is (D).
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