Question

Geoffrey drives from his home town due east at 90.0 km/h for 80.0 min. After visiting a friend for 15.0 min, he drives in a direction 30.0° south of west at 76.0 km/h for 45.0 min to visit another friend.
(a) How far is it to his home from the second town?
(b) If it takes him 45.0 min to drive directly home, what is his average velocity on the third leg of the trip?
(c) What is his average velocity during the first two legs of his trip?
(d) What is his average velocity over the entire trip?
(e) What is his average speed during the entire trip if he spent 55.0 min visiting the second friend?


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  • CreatedJune 06, 2016
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