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Composite Figures, SM-Bank 016 MC

A one-on-one basketball court is a composite shape made up of a rectangle and a semicircle, as shown below.

A boundary line is painted around the perimeter of the shape.

The total length of the boundary line, in metres, is closest to

  1. \(38.8\)
  2. \(57.7\)
  3. \(66.8\)
  4. \(76.5\)
Show Answers Only

\(A\)

Show Worked Solution
\(\text{Perimeter}\) \(=\Bigg(\dfrac{1}{2}\times \pi\times 12\Bigg) + 4 + 12 + 4\)
  \(=6\pi + 20\)
  \(= 38.849\dots\ \text{m}^2\)

\(\Rightarrow A\)

Filed Under: Composite Figures Tagged With: num-title-ct-core, smc-4842-25-Semi-circles

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