Problem 12 · 2012 Math Kangaroo
Medium
Spatial & Visual Reasoning
spatial-reasoning
Which three puzzle pieces do you need to complete the large puzzle?
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Answer: D — 2, 3, 6
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Hint 1 of 2
Look at the gaps in the large puzzle: what tab and notch shapes are missing?
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Hint 2 of 2
Match each empty edge of the frame to the piece whose bumps fit it.
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Approach: match the missing edges to the piece shapes
- The partly built puzzle has three empty slots, each with its own pattern of tabs and notches.
- Compare those slots with the six numbered pieces and fit each tab to a matching notch.
- Pieces 2, 3 and 6 are the ones that complete the picture.
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