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Find a side of a right-angled triangle

DIFFICULTYintrostandardchallengeexam
Question 1 of 8

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Right-angled triangle. The horizontal leg measures 9 cm. The unknown vertical leg is labelled x. The side opposite the right angle measures 15 cm.9 cmx15 cm
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1 mark

Work out the missing length in centimetres. Give the exact length

Format: Exact length