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    Question

    The diameter of a circle is 75 cm less than the

    circumference. What is the diameter of the circle in cm?
    A 35cm Correct Answer Incorrect Answer
    B 28cm Correct Answer Incorrect Answer
    C 42cm Correct Answer Incorrect Answer
    D 56cm Correct Answer Incorrect Answer

    Solution

    2 ╧А R = 2R+75┬а 2╧АR - 2R= 75 2R (╧А-1) = 75 2R (22/7 - 1) = 75┬а 2R ├Ч15/7 = 75 or 2R= 35┬а D= 35 cm.

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