Problem 5 · 2011 Math Kangaroo
Easy
Spatial & Visual Reasoning
cube-viewscomposition
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Answer: E — Piece E.
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Hint 1 of 2
Picture the empty gap in the cuboid: count how the missing cubes are arranged.
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Hint 2 of 2
Match that exact 3-D arrangement of cubes to one of the five pieces.
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Approach: match the missing block shape to a choice
- The cuboid is missing a chunk of small cubes in a particular 3-D arrangement.
- Compare the shape of that gap with each offered piece.
- Only piece E has cubes arranged so it fits the gap exactly and completes the cuboid.
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