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    Question

    Find out the volume of a tetrahedron whose side is

    6√2 cm³ ?
    A 72 cm³ Correct Answer Incorrect Answer
    B 82 cm³ Correct Answer Incorrect Answer
    C 102 cm³ Correct Answer Incorrect Answer
    D 64 cm³ Correct Answer Incorrect Answer

    Solution

    Volume of a tetrahedron = √2/12 a³ = √2/12 × 6√2× 6√2× 6√2 = √2 × √2 × 3√2 × 6√2 = 18 × 4 = 72 cm³

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