Mathematics 0580 · IGCSE · Pythagoras' theorem

Pythagoras' theorem — practice question

The diagram depicts a right-angled triangle. The horizontal side measures 31 cm, the vertical side measures 28 cm, and the hypotenuse is $x$ cm.
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Demonstrate that $x$ is 41.8, accurate to 3 significant figures.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$\sqrt{31^{2}+28^{2}}$” …

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