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18-05-2018
Mathematics

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QUESTION 5 The lengths of the legs of a right triangle are 9 cm and 40 cm. What is the length of the hypotenuse? 41 cm 65 cm 49 cm 39 cm

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18-05-2018

Using Pythagoras' Theorem

[tex]c {}^{2} = 9^{2} + {40}^{2} [/tex]
[tex]c = \sqrt{81 + 1600 } [/tex]
[tex]c = 41[/tex]

So, the answer is 41 cm.
C refers to the hypotenuse

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18-05-2018

The answer is 41cm so a

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