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You are not logged in. #1 20130228 07:19:38
Is there a way to solve this problem?Is this a problem that can be solved? #2 20130228 11:00:40
Re: Is there a way to solve this problem?You also need to know the diamter of the tree trunk. #3 20130228 12:17:16
Re: Is there a way to solve this problem?Okay, suppose the car is travelling with velocity , the tree has diameter and is at distance from the road; suppose the hidden person is hugging the tree, and that, looking down from above, the person, car and centre of the cross section of the tree trunk are always in a straight line. Then I make it the speed of the person when the distance between the tree and the car is is . 