By splitting into prime factors, find the square root of 11025.

$11025 = (3 \times 3) \times (5 \times 5) \times (7 \times 7)\\[1em] ⇒ \sqrt{11025} = 3 \times 5 \times 7\\[1em] ⇒ \sqrt{11025} = 105$

Square root of 11025 is 105.