Find the length of the wire required to go 14 times round a square field containing 5625 m2.  Pick one:
A) 15840	B) 3388	C) 4200	D) 8766	E) 66711

Rationale: "a 2 = 5625 = > a = 75 4 a = 300 300 * 14 = 4200 answer : c"
Answer: C