Squares and square roots

A square of an integer is the product of some integer with itself. Similarly, the square root of a number is an integer which when multiplied with itself give this number. In this topic we will increase our understanding of squares, square roots, and will will learn about ways of finding them.
3 exercises available

You get the square of a number when you multiply it with itself. Why is this called the Square? Does it have anything to do with the shape that you are already familiar with? Think about these questions as you learn more about squares.

The square root of a given number is an integer which yields the given number when multiplied by itself. You will now learn the symbol for a square root and also how to calculate and simplify square roots.

In this topic we will learn how to estimate square roots when we cannot find the exact result, using a simple method.