The square root of 12 can be simplified as follows:

$\sqrt{12} = \sqrt{4 \times 3} = \sqrt{4} \times \sqrt{3} = 2\sqrt{3}$

So, $\sqrt{12} = 2\sqrt{3}$.

Would you like further details on this simplification, or do you have any questions?

Here are 5 related questions to explore further:

1. What is the square root of 48, and can it be simplified?
2. How do you simplify $\sqrt{18}$?
3. Can you express $\sqrt{75}$ in simplest form?
4. How do you solve $\sqrt{8x^2}$ for $x$?
5. How can you simplify $\sqrt{50} + \sqrt{8}$?

Tip: When simplifying square roots, factor the number under the square root into prime factors, and look for perfect squares.