Mathematics 0580 · IGCSE · Area and perimeter

Area and perimeter — practice question

The diagram depicts a section of land in the form of triangle $ABC$. $AB = 800\,\text{m}$, $AC = 2300\,\text{m}$ and angle $BAC = 30^{\circ}$. The diagram is not drawn to scale. Houses are to be constructed on this land. Each house needs $400\,\text{m}^2$ of land.
(main)[3]

Determine the greatest number of houses that can be built on this land.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: Accurate triangular area method

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