i have a riddle:D
a farmer has a Square Feild which are all the same lenght and same walking distance nothing is different, all 4 sides of the field are equal.
now the Farmer walks around the field every day with out taking a brake. at the same speed.
1st side of the field takes approx 120 minutes
2nd side takes approx 120 minutes
3rd side take 120 minutes
4th side takes 1 hour 40 minutes
why?
iI give up :(