Related rates -- distance problem

Question: At noon, ship A is 120km west of ship B. Ship A is sailing east at 35km/h and ship B is sailing north at 25km/h. How fast is the distance between the ships changing at 4:00pm.

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Answered By:

Lilla H.
Native Hungarian Speaker with Long Tutoring Experience

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Written Explanation:

Ethan - You find my answer in the video.

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[arkamukherjee]

Good presentation, thanks for answering.

[juanmejia]

Miss i think the answer is 17.65 approximately, the process is awesome it was very useful to me but i think that the rate at which ship A aproaches B should be negative as their distance is decreasing.