Respuesta :

1) 7
2) irrational number (I believe)
3) square root of 441
Maxwell0709
1.) 7 * 7 is 49. That was the closest to 52 out of every other number. The answer for number one is 7.

2.) It is just an irrational number since it cannot be expressed as a fraction.

3.) The square root of 441 is the answer since it equals 21.