Mathematics 0580 · IGCSE · Circles, arcs and sectors

Circles, arcs and sectors — practice question

The diagram depicts a semicircle. Its radius measures 8 cm.
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Find the perimeter of the semicircle. Write your answer in simplest form in terms of $\pi$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$8\pi+16$ or $8(\pi+2)$ as the concluding answer” …

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