IP1U13 SWII (Pythagoras) Q7

IP1U13 SWII (Pythagoras) Q7

IP 1

A pencil box, in the shape of a rectangular prism, measures \(16\text{ cm}\times 12\text{ cm}\times 8\text{ cm}\).

Find the length of the longest pencil that would fit inside the box.

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Answer:\(4\sqrt{29}\text{ cm}=21.5\text{ cm}\) to \(3\) s.f.

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