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14.142 cm (rounded)

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โˆ™ 2010-05-12 00:10:11
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Q: How long is a diagonal of a square with sides of length 10 cm?
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How long is a diagonal of a square with sides of length 10 in?

Each of them is 14.14 inches long. (rounded)


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Use Pythagoras. The diagonal, and two sides of the square form a right angled triangle. So if each side of the square is x cm long, the diagonal is x*sqrt(2) cm long.


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If the diagonal of a square is 9 units long how long is each side?

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A square with a side length of 10 cm has an area of 100 cm2


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The diagonal of the garden is 20 meters.


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