What square root equals 720?

What square root equals 720? In other words, what number would you take the square root of to get 720? To solve this problem, we want to find x in the following equation:

√x = 720

To solve the √x = 720 equation, we first raise both sides to the power of 2 to eliminate the square root:

(√x)² = 720²
x = 720²

Then, we calculate 720² to get the following answer:

720² = 720 × 720
720² = 518,400

√518,400 = 720

We've provided the equation above to help you understand the underlying concept of solving problems like this. In the future, remember that you can solve all similar problems by simply multiplying the number by itself.

What Square Root Equals
Use the tool below to solve another problem like the one we solved on this page.

What square root equals 721?
Here is another square root problem that you may find interesting.