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    Question

    What is the area (in cm²) of a

    square inscribed in a circle with a radius of 10√2 cm?
    A 365 cm² Correct Answer Incorrect Answer
    B 425 cm² Correct Answer Incorrect Answer
    C 400 cm² Correct Answer Incorrect Answer
    D 350 cm² Correct Answer Incorrect Answer

    Solution

    ATQ, Diameter of the circle = 10√2 × 2 = 20√2 cm So, length of diagonal of the square = 20√2 cm So, length of each side of the square = 20√2 ÷ √2 = 20 cm So, area of the square = 20 × 20 = 400 cm²

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