# How Far is Now Ravi From His starting point?

Ravi walks 8 km North-East and then 6km South-East. How far is he from his starting point?

1. 14 km
2. 7 km
3. 9 km
4. 10 km
Monis Rasool Professor Asked on 4th June 2015 in

Warning: Illegal string offset 'alt_text' in /home/resultwa/public_html/edupil.com/wp-content/themes/edupil155/includes/theme.php on line 742

Warning: Illegal string offset 'description' in /home/resultwa/public_html/edupil.com/wp-content/themes/edupil155/includes/theme.php on line 743

Warning: Illegal string offset 'alt_text' in /home/resultwa/public_html/edupil.com/wp-content/themes/edupil155/includes/theme.php on line 742

Warning: Illegal string offset 'description' in /home/resultwa/public_html/edupil.com/wp-content/themes/edupil155/includes/theme.php on line 743

Explanation:-
In figure-

Ravi walks in North-East direction = 8 km
and he walks in South-East direction = 6 km

His distance from starting point = (82 + 62)1/2
= (64 + 36)1/2
= 1001/2 = 10 km.
Hence, he is 10 km far from the starting point.

Anurag Mishra Professor Answered on 4th June 2015.