Mathematics 0580 · IGCSE · Circles, arcs and sectors

Circles, arcs and sectors — practice question

The diagram depicts a circle with radius 12 cm, from which a sector has been cut out. The angle of the missing sector is $50^\circ$.
(a)[4]

Calculate the perimeter of the shaded shape that is left.

(b)[3]

Calculate the height of the cake.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Applies sector angle $310^{\circ}$” …

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