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'.
What is the shortest distance between point 'E' and point 'B'?
1
\(\sqrt{145}\)
2
\(\sqrt{466}\)
3
\(\sqrt{450}\)
4
46