What's a Perfect Square?

What's a Perfect Square?

Note:

Anytime you square an integer, the result is a perfect square! The numbers 4, 9, 16, and 25 are just a few perfect squares, but there are infinitely more! Check out this tutorial, and then see if you can find some more perfect squares!

Keywords:

  • definition
  • perfect square
  • integer

Background Tutorials

  • Types of Numbers

      • What's Another Definition for an Integer?What's Another Definition for an Integer?

      What's Another Definition for an Integer?

      Integers are everywhere in math, so it's important to know what an integer is. This tutorial explains this special type of number so that you can identify one when you see it! Sometimes, a number is an integer even though it doesn't look like one. Watch this tutorial to see how to identify those too!

Further Exploration

  • Radicals (no negative roots)

  • Working with Square Roots

      • How Do You Find the Square Root of a Perfect Square?How Do You Find the Square Root of a Perfect Square?

      How Do You Find the Square Root of a Perfect Square?

      Taking the square root of a perfect square always gives you an integer. This tutorial shows you how to take the square root of 36. When you finish watching this tutorial, try taking the square root of other perfect squares like 4, 9, 25, and 144.

  • Factoring Strategies

      • How Do You Know if You Have a Difference of Squares?How Do You Know if You Have a Difference of Squares?

      How Do You Know if You Have a Difference of Squares?

      Not sure if the binomial you've factoring is a difference of squares problem? This tutorial will show you what characteristics the binomial must have in order to be a difference of squares problem. Take a look!