Square Root of 324

Calculate √324 instantly — exact value, step-by-step explanation, and properties.

√324 =
18
✓ Perfect Square

How to Calculate √324

The square root of 324 is exactly 18. This is because 18 × 18 = 324. Since 324 is a perfect square, its square root is a whole number. You can verify: 18² = 18 × 18 = 324.

√324 = 18 (because 18 × 18 = 324)

Properties of √324

Perfect Square?

Yes

324 = 18², so its square root is a whole number.

Decimal Value

18

Exact integer result.

Square Root Symbol

√324

Also written as 324^(1/2) or 324^0.5 in programming.

Related Square Root Values

Reference table of square roots near 324 for quick comparison.

Number Square Root Perfect Square? Simplified
√289 17 Yes 17
√361 19 Yes 19
√256 16 Yes 16
√400 20 Yes 20
√225 15 Yes 15
√441 21 Yes 21
√200 14.142135 No 10√2
√196 14 Yes 14
√169 13 Yes 13
√484 22 Yes 22

Frequently Asked Questions

What is the square root of 324?

The square root of 324 is exactly 18. Since 324 is a perfect square, √324 = 18.

Is 324 a perfect square?

Yes, 324 is a perfect square. It equals 18², meaning 18 × 18 = 324.

How do you calculate √324 by hand?

Since 324 is a perfect square, you can find √324 by identifying which integer multiplied by itself equals 324. The answer is 18, because 18 × 18 = 324.

What is √324 in simplified radical form?

√324 = 18. Since it's a perfect square, no radical form is needed.

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