Mathematics 0580 · IGCSE · Right-angled triangles

Right-angled triangles — practice question

The sketch represents a right-angled triangle. Its base measures $2\text{ cm}$, the hypotenuse measures $5\text{ cm}$, and the angle at the end of the base is labelled $x^\circ$. The sketch is marked NOT TO SCALE.
(main)[2]

Calculate $x$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Method: apply cosine using ratio $\frac{2}{5}$” …

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