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    If the volume of cube is 29791 m3m^3m3​, then find the total surface area of cube in m2.m^2.m2.​​
    Question

    If the volume of cube is 29791 m3m^3​, then find the total surface area of cube in m2.m^2.​​

    A.

    5733

    B.

    5766

    C.

    5794

    D.

    5784

    Correct option is B

    Given:
    Volume of the cube =  29791 m3.29791 \, \text{m}^3 .
    Find the total surface area of the cube in m2 \text{m}^2 ​​
    Formula Used:
    Volume of a cube:
    Volume=a3\text{Volume} = a^3​​
    where  a  is the side length of the cube.
    Total surface area of a cube:
    Surface Area=6a2\text{Surface Area} = 6a^2
    Solution:
    a3=29791a^3 = 29791
    a=297913a = \sqrt[3]{29791}​​
    a=31 ma = 31 \, \text{m}
    Now, calculate the total surface area using the formula:
    Surface Area=6a2\text{Surface Area} = 6a^2
    Surface Area=6×(31)2\text{Surface Area} = 6 \times (31)^2
    Surface Area=6×961\text{Surface Area} = 6 \times 961
    Surface Area=5766 m2\text{Surface Area} = 5766 \, \text{m}^2
    Thus, option (b) is right.

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