Mathematics 0580 · IGCSE · Pythagoras' theorem

Pythagoras' theorem — practice question

A right-angled triangle is drawn here, and it is not to scale. One vertical side measures $5\text{ cm}$, the hypotenuse measures $8\text{ cm}$, and the base is labelled $x\text{ cm}$.
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Calculate the length of $x$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Method: Pythagoras gives $x = \sqrt{8^2 - 5^2}$” …

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