Two roads XY and YZ of 15 metres and 20 metres length respectively are prepedicular to each other. What is the distance between X and Z by the shortest route ?
Two roads XY and YZ of 15 metres and 20 metres length respectively are prepedicular to each other. What is the distance between X and Z by the shortest route ?
1). 35 metres 2). 30 metres 3). 24 metres 4). 25 metres