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    Question

    The whole surface area of a pyramid whose base is a

    regular polygon is 340 cm2 and area of its base is 100 cm2 . Area of each lateral face is 30 cm2 . Then the number of lateral faces is
    A 8 Correct Answer Incorrect Answer
    B 9 Correct Answer Incorrect Answer
    C 7 Correct Answer Incorrect Answer
    D 10 Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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