Mathematics 0580 · IGCSE · Right-angled triangles

Right-angled triangles — practice question

A ramp, $AB$, is $23\text{ m}$ in length and rises at an angle of $16^{\circ}$ above the horizontal, $AC$.
(main)[2]

Apply trigonometry to find $AC$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The relationship is $\cos 16=\frac{AC}{23}$” …

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