# Puzzles

## Two semicircles

The diagram shows two semicircles.

\(CD\) 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 2d shapes, or a random puzzle.

puzzles about 2d shapes, or a random puzzle.