The area of a square field is 4802 m(power)2 the length of its diagonal is:	Choose the correct choice from the following answers
A) 98 m
B) 102 m
C) 95 m
D) 105 m
E) 96 m

Rationale: let the diagonal be d metres , then 1 / 2 d ( power ) 2 = 4802 d 2 = 9604 d = √ 9604 d = 98 m answer is a .
Answer: A