Quiz Question

One of a continuing series

See the image. The circles are radius 2.5 and 1.5. What is the area of the red section?

Post your answer as a comment below.

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4 thoughts on “Quiz Question

  1. 4 + 12.5 – 2.25 + (pi *(1.5)^2)/2 – (pi * (2.5)^2)/4 =
    14.25 + (pi *(1.5)^2)/2 – (pi * (2.5)^2)/4
    14.25 + (1.125 – 1.5625) * pi
    =~12.876 unit^2

  2. Pingback: Quiz Question | Skeptical Analysis

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