New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    What will be the total surface area of a triangular

    pyramid whose sides are all 2cm long?
    A 8√3cm² Correct Answer Incorrect Answer
    B 6√3cm² Correct Answer Incorrect Answer
    C 4√3cm² Correct Answer Incorrect Answer
    D 10√3cm² Correct Answer Incorrect Answer

    Solution

    A = 2 cm The total surface area of the triangular pyramid = 4(√3/4 × a ×a) = 4 ×√3 /4 ×4 = 4√3cm²

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