Mathematics 0580 · IGCSE · Right-angled triangles

Right-angled triangles — practice question

The diagram depicts a right-angled triangle with sides 7.5 cm and 12.8 cm, and an angle marked $y^{\circ}$. It is labelled NOT TO SCALE.
(main)[2]

Calculate the size of $y$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Valid trigonometric setup” …

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