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    Question

    What will be the total surface area of a triangular

    pyramid whose sides are all 2 cm long?
    A 4тИЪ3cm┬▓ Correct Answer Incorrect Answer
    B 6тИЪ3cm┬▓ Correct Answer Incorrect Answer
    C 8тИЪ3cm┬▓ Correct Answer Incorrect Answer
    D 10тИЪ3cm┬▓ Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    a = 2 cm The total surface area of the triangular pyramid = 4(тИЪ3/4 ├Ч a ├Чa) = 4 ├ЧтИЪ3 /4 ├Ч4 = 4тИЪ3cm┬▓

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