Mathematics 0580 · IGCSE · Circles, arcs and sectors

Circles, arcs and sectors — practice question

The diagram represents a circle with centre O and radius 12 cm.
(a)[2]

Calculate the area of the minor sector AOB. Give your answer in terms of \pi in its simplest form.

(b)[3]

Calculate the length of the major arc AB. Give your answer in terms of \pi in its simplest form.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “cao $24\pi$” …

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