question_answer

Two cars A and B are moving west to east and south to north, respectively, along crossroads. A moves with a speed of \[20\,\,m{{s}^{-1}}\] and in 500 m away from point of intersection of cross roads and B moves with a speed of \[15\text{ }m/s\] and is 400 m away from the point of intersection of cross roads. Find the shortest distance between them (in m)?

Answer:

20.00