9.
Ravi travelled 4 km straight towards South. He turned left and travelled 6 km straight, then turned right and
travelled 4 km straight. How far is he from the starting point?
(1) 8 km
(2) 10 km
(3) 12 km
(4) None of these
Answers
Answered by
2
2) 10 km
B is the finishing point and is 10 km from the point A The aerial distance of A from B is 10 km calculated as below (AB)
2
=(AD)
2
+(DB)
2
=(8)
2
+(6)
2
=64+36=100
∴ AB = 10 km
Answered by
2
Answer:
option 2.) 10 km
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