a 3.7 kg dog stands on a 19 kg flatboat at distance D = 6.1 m from the shore. It walks 2.6 m along the boat toward shore and then stops. Assuming no friction between the boat and the water, find how far the dog is then from the shore.

Question

a 3.7 kg dog stands on a 19 kg flatboat at distance D = 6.1 m from the shore. It walks 2.6 m along the boat toward shore and then stops. Assuming no friction between the boat and the water, find how far the dog is then from the shore. 
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bobpursley · Answer

boats distance: 3.7/19 * 2.6 Work this out. THe center of gravity stays the same place.