Mathematics 0580 · IGCSE · Right-angled triangles

Right-angled triangles — practice question

A right-angled triangle $ABC$ is shown. The hypotenuse measures 18 cm and the angle at $C$ is $42^\circ$. The diagram is marked NOT TO SCALE.
(main)[2]

Calculate the length of $BC$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$13.38$, approximately $13.4$” …

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