Shyam walks 4 km north-east and then 3 km south-east. Find the total distance as well as the shortest distance between starting and end point.
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → 7, 5
Total distance = 4 km + 3 km = 7 km
Shortest distance = in triangle OAB (AS PER GIVEN IMAGE)
OAB
OB2 = OA2 + AB2
= 42 + 32
= 16 + 9
= 25
OB = 5 KM