Mathematics 0580 · IGCSE · Right-angled triangles

Right-angled triangles — practice question

The figure depicts a right-angled triangle. One edge has length $17.5\text{ cm}$, an angle of $48^{\circ}$ is marked, and the hypotenuse is named $x\text{ cm}$. The drawing is not to scale.
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Show that $x=15.8$, correct to 3 significant figures.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$x=17.5\tan42$ or $x=\frac{17.5}{\tan48}$” …

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