What is the square root of 315

The short answer is \( \sqrt{ 315 } = 17.748239349299 \).

If that's all you're looking for, thanks for coming by. But if you're interested in the hows and whys behind square roots, continue reading and we'll tell you all about the square root of 315.

315 is not a perfect square

Let's look at some math

$$ \LARGE \sqrt{ 315 } = 17.748239349299 $$

Note that \(17.748239349299\) is not a whole number, therefore 315 is not a perfect square.

The next perfect square greater than 315 is 324. The previous perfect square less than 315 is 289.

Square root of 315 as an exponent

Any square root can be converted to a number with a fractional exponent. In the case of 315 the following two values are equal.

$$ \LARGE \sqrt{ 315 } = 315^{^1/_2} $$

Square root of 315 as a fraction

Since 315 is not a perfect square, sometimes we might want to get a fractional estimate of the square root value. In the case of 315 that value is \(\Large 17 \frac{104}{139}\).

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