Laineybug Laineybug

27-02-2015
Mathematics

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What's the geometric mean of 5 and 10?

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sugarmate sugarmate

27-02-2015

The geometric mean of 5 and 10 is the positive square root of the product.

SQR(5*10) = SQR (50) = SQR(25 * 2) = 5 SQR (2)

If you are in Geometry and using proportions,

5/x = x/10 where x is the geomtric mean.
x^2 is 50 and x = 5 SQR(2)

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