What's the square root of 69

A square root is a number that results in a number equal to the divisor

So 69:8.30662386292≈8.30662386292 which is about as close you can be to being accurate

To check, you simply multiply 8.30662386292 times 8.30662386292 which is roughly 69

Answer: 8.30662386292 is the square root of 69