Two cars, one going due West at the rate of 100 km/hr and the other going North at the rate of 70 km/hr, are traveling toward the intersection of the two roads. At what rate are the cars approaching each other at the instant when the first car is0.3 km and the second car is 0.2 km from the intersection?

Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter4: Motion In Two Dimensions
Section: Chapter Questions
Problem 4.66AP: A cannon with a muzzle speed of 1 000 m/s is used to start an avalanche on a mountain slope. The...
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Two cars, one going due West at the rate of 100 km/hr and the other going
North at the rate of 70 km/hr, are traveling toward the intersection of the two
roads. At what rate are the cars approaching each other at the instant when the
first car is0.3 km and the second car is 0.2 km from the intersection?

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