Square Root of 18

Perfect Square Factors of 18: 1, 9
Largest Perfect Square Factor of 18 = 9
18 = 9 * 2
Simplify by applying the Product Rule for Radicals:
18 = √9 * √2
18 = 3 * √2
18 = 3√2
Square Root of 18: √18 = 3√2 = 4.2426
Square Root of a Number