A related rates problem involves sketching a diagram of the situation to provide context. This diagram shows two cars, A and B, driving on roads towards point C, where they will meet. Car A is driving at 90 km/h along a road 12km from point C. Car B is driving at 72 km/h along a road 6km from point C. The distance formula relates the distances of the cars from point C.

1. Solution!

2. A.) Related Rates
*The first step to solving a related rates problem would
A
be to sketch a diagram of the situation to provide a
bigger picture of the events
c
? c
c a
12km
90km/h
B
b
6km
@ t = 0, the diagram is shown 72km/h