If coordinates of A and B are (5, 6) and (9, 10) respectively then the length of line segment AB is

If coordinates of A and B are (5, 6) and (9, 10) respectively then th

1.	If coordinates of A and B are (5, 6) and (9, 10) respectively then the length of line segment AB is
A.	13.66
B.	9.66
C.	5.66
D.	7.66
Answer» D. 7.66