SOLUTION: If a square region has area x, what is the length of the diagonal in terms of x? (A) root x (B) Root 2x (C) 2 Root x (D) x Root 2 (E) 2x The answer should be 2 Root x but

Question 337757: If a square region has area x, what is the length of the diagonal in terms of x?
(A) root x
(B) Root 2x
(C) 2 Root x
(D) x Root 2
(E) 2x
The answer should be 2 Root x but i cannot figure out the reason why it should be answer choice C.

Thanks

Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
If the area is square units, then the side length is units. To find the diagonal, simply multiply the given side length by to get

So the answer is B)
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