A boy searching his uncle, he walked towards north east 5km and he turns south walked 4 km then what is the distance from starting point and which face he is now?
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3km in the direction of east
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North. east=5 km
South=4 km
If you look carefully it form a right angle Triangle.
In which
Hypotenuse=5
Height=4
Then using Phythagoras Theroem
Base²=Hypotenuse ²-Height²
Base²=5²-4²
Base²=25-16
Base²=9
Base=√9
Base=3
We got Base=3
He is 3 km away from starting Point.
He faces East
South=4 km
If you look carefully it form a right angle Triangle.
In which
Hypotenuse=5
Height=4
Then using Phythagoras Theroem
Base²=Hypotenuse ²-Height²
Base²=5²-4²
Base²=25-16
Base²=9
Base=√9
Base=3
We got Base=3
He is 3 km away from starting Point.
He faces East
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