What number multiplied by itself equals 72?

Here we will answer: What number multiplied by itself gives 72? In other words, what number times itself will equal 72?

We have identified many different ways of getting the answer to this question:

Algebra Method:
Make an algebra equation and solve for x:

x • x = 72
x ≈ 8.485

Square Root Method:
Take the square root of 72 to get the answer:

√72 ≈ 8.485

Exponent Method:
Make the base 72 and the exponent 0.5 to get the answer:

72^0.5 ≈ 8.485

There you go! Now you know how to calculate "What number multiplied by itself equals 72?"

The bottom line is that 8.485 times itself equals approximately 72 as illustrated here:

8.485 x 8.485 ≈ 72

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The answer on this page is rounded to the nearest thousandth, if necessary.