What is the length of the third side of the given right-angled triangle?

8 cm

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5 cm

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6 cm

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7 cm

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Solution

The correct option is B 5 cm

The third side can be determined using Pythagoras theorem.
$A C = \sqrt{(A B)^{2} + (B C)^{2}} A C = \sqrt{(3)^{2} + (4)^{2}} A C = \sqrt{25} A C = 5 c m$

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Similar questions

In a right-angled triangle, the length of the longest side is 10 cm and of another side is 8 cm. What will be the length of the third side?

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