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    Question

    The area of the largest triangle inscribed in a

    semi-circle of radius R is-
    A 2 R² Correct Answer Incorrect Answer
    B R² Correct Answer Incorrect Answer
    C 1/2 R² Correct Answer Incorrect Answer
    D 3/2 R² Correct Answer Incorrect Answer

    Solution

    Radius of semi circle = R So height of triangle = R and base of triangle = 2R Then Area = 1/2 ×base×height = 1/2 ×2R × R = R² Area of triangle = R²

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