The prime factorization of 363 is:
363 = 3 × 121
We can simplify the square root of 363 by writing it as the product of the square root of 3 and the square root of 121:
√363 = √(3 × 121) = √3 × √121
Since the square root of 121 is 11, we can replace it in the expression:
√363 = √3 × 11 = 11√3
Therefore, the simplified radical form of 363 is 11√3.