Why can't regular pentagons tile a flat surface?
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Answer: A. Their 108° angles cannot add up to exactly 360° at a point
3 × 108° = 324° and 4 × 108° = 432°, never 360°.
Tap an answer to check.
Answer: A. Their 108° angles cannot add up to exactly 360° at a point
3 × 108° = 324° and 4 × 108° = 432°, never 360°.