Area of a square is a^2...with a being the length of 1 side
A. 14 = a^2......sqrt 14 = a.....3.74...not an integer
B. 16 = a^2......sqrt 16 = a.....4....this works
C. 1.5 = a^2....sqrt 1.5 = a.....1.22....not an integer
D. 18 = a^2....sqrt 18 = a.......4.24....not an integer
