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Thread: Too easy..eh?

  1. #1
    5 Star Lounger Maudibe's Avatar
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    Too easy..eh?

    C1, C2 and C3 are three tangent circles with their centers on the same line. If R is the radius of the large circle and the diameter of circle C1 is twice the diameter of circle C3, then what is the area of the shaded region?

    circle.png

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  3. #2
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    Simple again, I am afraid:


  4. #3
    5 Star Lounger Maudibe's Avatar
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    I guess it would be easy for someone who has a double doctorate at M.I.T.

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    great

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    Quote Originally Posted by Maudibe View Post
    C1, C2 and C3 are three tangent circles with their centers on the same line. If R is the radius of the large circle and the diameter of circle C1 is twice the diameter of circle C3, then what is the area of the shaded region?

    circle.png
    2(pi)r

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