What is the square root of 9?

The square root of 9 is 3. This is a perfect square. Free instant calculation.

Is 9 a perfect square?

Yes, 9 is a perfect square. Its square root is exactly 3.

√9 = 3

Perfect Square ✓

The square root of 9 is the number that, when multiplied by itself, equals 9.

Since 3 × 3 = 9, the square root is exactly 3. This makes 9 a perfect square.

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