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    Question

    Find the area of a figure consisting of a rectangle with

    length 8 cm and width 5 cm, and a semicircle with a diameter equal to the width of the rectangle. (Use ╧А = 3.14)
    A 54.25 cm┬▓ Correct Answer Incorrect Answer
    B 49.8 cm┬▓ Correct Answer Incorrect Answer
    C 60.70 cm┬▓ Correct Answer Incorrect Answer
    D 65.14 cm┬▓ Correct Answer Incorrect Answer

    Solution

    Area of rectangle = 8 ├Ч 5 = 40 cm┬▓ Area of semicircle = (1/2)╧Аr┬▓ = (1/2) ├Ч 3.14 ├Ч (5/2)┬▓ = 9.8 cm┬▓ Total area = 40 + 9.8 = 49.8 cm┬▓.

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