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  1. The edge of a cube is 2a cm. Find its surface?
    2. A.
    6a2 cm2
    B.
    8a2 cm2
    C.
    12a2 cm2
    D.
    24a2 cm2

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    Answer : Option D

    Explanation :

    6a2 = 6 * 2a * 2a = 24a2

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