SOLUTION: Each corner of a rectangular prism is cut off. Two (of the eight) cuts are shown. How many edges does the new figure have? Assume that the planes cutting the prism do not intersect
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Question 1120714: Each corner of a rectangular prism is cut off. Two (of the eight) cuts are shown. How many edges does the new figure have? Assume that the planes cutting the prism do not intersect anywhere in or on the prism.
http://homework.russianschool.com/resource?key=001fm Answer by MathLover1(20849) (Show Source):
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In addition to the original edges, each original vertex contributes new edges.
There are original vertices, so there are edges in the new figure.
