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

7 cm

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6 cm

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9 cm

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5 cm

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Solution

The correct option is B
6 cm

$∵$ The given triangle is right-angled, the sides follow Pythagoras theorem.

Let the remaining side be x cm

$⟹ 10^{2} = 8^{2} + x^{2}$

$⟹ x = 6 c m$

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