Mathematics 0580 · IGCSE · Right-angled triangles

Right-angled triangles — practice question

The diagram illustrates a right-angled triangle. One side measures $4\text{ cm}$, the hypotenuse measures $7\text{ cm}$, and the angle at the base is labelled $x^\circ$. The diagram 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: “$\sin \theta=\frac{4}{7}$ ” …

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