Solve the following problems. Show details and illustrations. A truck is 300 kilometers due east of a car and is traveling west at a constant speed of 30km/hr. Meanwhile, the car is going north at a...

Solve the following problems. Show details and illustrations.

A truck is 300 kilometers due east of a car and is traveling west at a constant speed
of 30km/hr. Meanwhile, the car is going north at a constant speed of 60 km/hr. (a) At
what rate are they separating or approaching after 2 hours? (b) At what time are they
closest to each other