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Odinaka_O
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Tyro
Asked: 2020-12-31T19:52:05+00:00 In:

Calculate the lengths of the cube with a total surface area of 13.5cm^{2}

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Calculate the lengths of the cube with a total surface area of 13.5cm^{2}

cubessolid shapessurface areas

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1 Answer

  2. Sengemegz
    Verified Expert

    Total surface area of cube=6l^{2}, where l=length
    \Rightarrow 13.5=6\times l^{2}
    divide both sides by 6
    \Rightarrow l^{2}=2.25
    square root both sides
    \therefore l=\sqrt{2.25}=1.5cm

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