2013 AMC 10A Problem 14
Problem 14 of 25IntermediateGeometry
A solid cube of side length is removed from each corner of a solid cube of side length How many edges does the remaining solid have?
Answer choices
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Solution
Removing the cubes does not remove any edges from the original cube. It only adds edges.
After removing each cube, we can see that extra edges are added to the solid.
cubes are removed, which means edges are added to the original edges, for a total of edges.
Thus, D is the correct answer.