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Use trigonometry to determine $BC$.
Mathematics 0580 · IGCSE · Right-angled triangles
Right-angled triangles — practice question
The diagram depicts triangle $ABC$. $ABC$ is a right-angled triangle. At $C$, the angle is $52^{\circ}$. The vertical side from $A$ to $B$ measures $8.6\text{ cm}$. The sketch is labelled NOT TO SCALE.