Evaluate square root of 720

$\sqrt{720}$

Rewrite $720$ as $12^{2} \cdot 5$ .

Factor $144$ out of $720$ .

$\sqrt{144 (5)}$

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

$\sqrt{12^{2} \cdot 5}$

$\sqrt{12^{2} \cdot 5}$

Pull terms out from under the radical.

$12 \sqrt{5}$

The result can be shown in multiple forms.

Exact Form:

$12 \sqrt{5}$

Decimal Form:

$26.83281572 \dots$

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