Question

4. Ravi travelled four km straight towards south. He turned left and travelled six km straight then turned
right and travelled four km straight. How far is he form the starting point?
(A) 8 km
(B) 10 km
(C) 12 km
(D) 18 km​

Answer 1

Answer:

10 km

Step-by-step explanation:

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