Evaluate square root of 864

$\sqrt{864}$

Step 1

Rewrite $864$ as $12^{2} \cdot 6$ .

Factor $144$ out of $864$ .

$\sqrt{144 (6)}$

Rewrite $144$ as $12^{2}$ .

$\sqrt{12^{2} \cdot 6}$

$\sqrt{12^{2} \cdot 6}$

Step 2

Pull terms out from under the radical.

$12 \sqrt{6}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$12 \sqrt{6}$

Decimal Form:

$29.39387691 \dots$

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