Puzzles
Two semicircles
The diagram shows two semicircles.
![](javascript:showlimage("two-semicircles.jpg"))
\(CD\) is a chord of the larger circle and is parallel to \(AB\). The length of \(CD\) is 8m. What is the area of the shaded region (in terms of \(\pi\))?
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puzzles about geometry, or a random puzzle.
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