If we walk towards north 4 km and from there to west 3km. if we start from the place where we were at the beginning and reach the last spot without travelling as we did before. what is the total distance we travelled
If we walk towards north 4 km and from there to west 3km. if we start from the place where we were at the beginning and reach the last spot without travelling as we did before. what is the total distance we travelled