Mathematics 0580 · IGCSE · Circles, arcs and sectors

Circles, arcs and sectors — practice question

The figure represents a major sector of a circle with radius $7.5\text{ cm}$ and central angle $126^\circ$. It is not drawn to scale.

(main)[4]

Calculate the perimeter of this major sector.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$45.63\ldots$ or $45.6$” …