1. The problem is to find the value of $\sqrt{100}$. 2. The square root function $\sqrt{x}$ gives a number which, when multiplied by itself, equals $x$. 3. We know that $10 \times 10 = 100$. 4. Therefore, $\sqrt{100} = 10$. 5. The square root of 100 is 10 because 10 squared equals 100.