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Is 25 a Perfect Square?

When the square root of a number gives you a whole number, it's called a perfect square. Perfect squares are important in many areas, like woodworking and advanced subjects such as physics and astronomy.

Let's take the number 25 as an example. Its square root is about 5, which is a whole number. So, we know 25 is a perfect square.

If you're curious about perfect square numbers, we have a list covering the first 1,000 perfect squares.

Is Square Root of 25 a Rational or Irrational Number?

Sometimes, when dealing with numbers like 25, you might wonder if it's a rational or irrational number. Rational numbers can be written as fractions, while irrational ones can't.

A quick way to figure this out is by checking if the number is a perfect square. If it is, then it's rational. But if it's not a perfect square, then it's irrational.

Since we already know that 25 is a perfect square, it's a rational number.

25 is a rational number.