Mathematics 4024 · O Level · Circles, arcs and sectors
Circles, arcs and sectors — practice question
The figure presents a sector of a circle with radius $8\text{ cm}$ and central angle $70^\circ$.
(a)[4]
Calculate the area of the shaded region.
(b(i))[3]
Show that the chocolate fits inside the box.
(b(ii))[2]
The boxes are to be arranged in cartons shaped as a cuboid.
Each carton measures $48\text{ cm}$ by $4x\text{ cm}$ by $24\text{ cm}$.
Determine the largest number of boxes that can be placed in one carton.
Worked solution & mark scheme
This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$9.025$-$9.03$” …