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Year 9 maths · M.1 · Pythagorean theorem

Find the hypotenuse of a right triangle

Use a² + b² = c² where c is the hypotenuse.

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  1. A right triangle has legs of 180 cm and 33 cm. How long is the hypotenuse, in cm?

    Answer: 183

  2. A right triangle has legs of 8 cm and 6 cm. How long is the hypotenuse, in cm?

    Answer: 10

  3. A right triangle has legs of 60 m and 11 m. How long is the hypotenuse, in m?

    Answer: 61

Tip: Use a² + b² = c² where c is the hypotenuse.

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