A man starts from point 'O', travels 20 km towards east to reach point 'A', turns right and travels 10 km to reach point 'B', turns right and travels 9 km to reach point 'C', turns right and travels 5 km to reach point 'D', turns left and travels 12 km to reach point 'E' and then turns right and travels 6 km to reach point 'F'._x005F_x000D_ Â _x005F_x000D_ What is the shortest distance between point 'E' and point 'C'?

A man starts from point 'O', travels 20 km towards east to reach point

1.	A man starts from point 'O', travels 20 km towards east to reach point 'A', turns right and travels 10 km to reach point 'B', turns right and travels 9 km to reach point 'C', turns right and travels 5 km to reach point 'D', turns left and travels 12 km to reach point 'E' and then turns right and travels 6 km to reach point 'F'._x005F_x000D_ Â _x005F_x000D_ What is the shortest distance between point 'E' and point 'C'?
A.	13
B.	âˆš2
C.	âˆš20
D.	âˆš145
Answer» B. âˆš2

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