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    Question

    A rectangle is 14 cm long and 10 cm wide. A semicircle

    is attached on the 14 cm side (diameter = 14 cm). Find total area. (Take π = 22/7)
    A 197 cm² Correct Answer Incorrect Answer
    B 237 cm² Correct Answer Incorrect Answer
    C 217 cm² Correct Answer Incorrect Answer
    D 209 cm² Correct Answer Incorrect Answer

    Solution

    ATQ, Area of rectangle = 14 × 10 = 140 cm² Semicircle radius r = 14/2 = 7 cm Area of semicircle = (1/2)πr² = (1/2)×(22/7)×49 = (1/2)×22×7 = 77 cm² Total area = 140 + 77 = 217 cm²

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