Is the square root of two over 8 rational or *irrational

Answer 1

2/8 = 1/4
since √4 = 2, what do you think?

on the other hand, (√2)/8 is irrational

Answer 2

I dont really get what your saying I would think that it would be irrational since the square root of 2 is irrational

Answer 3

1/4 = 1/2 * 1/2 = (1/2)^2
so,
√(2/8) = √(1/4) = √(1/2)^2 = 1/2
rational

Answer 4

so how do you know that it is irrational plz help