At noon, ship A is 170 km west of ship B. Ship A is sailing east at 40 km/h and ship B is sailing north at 15 km/h. How fast is the distance between the ships changing at 4:00 PM?

Question

anonymous · Answer

I'm not sure how to start?

anonymous · Answer

Do u mind showing the math steps as well?

anonymous · Answer

Thanks!

anonymous · Answer

why is x = 170 - 40? As in why do u have to subtract 40 from it

anonymous · Answer

and also where u wrote changing rate and d' and u divided by d. What does d repsresent?

anonymous · Answer

how come since y = 15 then how come x isnt also 40, the speed at which the ship is going

anonymous · Answer

sorry im just not understanding teh steps as to how to solve these kinds of problems

anonymous · Answer

why did u delete all ur responses?