Big Ideas Math Geometry, 2014
BI
Big Ideas Math Geometry, 2014 View details
2. Reflections
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Exercise 13 Page 185

Can you fold the pentagon over itself somehow?

5

Practice makes perfect
If you are able to fold a figure along some line so that the two parts line up, then we have found a line of symmetry. For a regular pentagon, there are five ways we can fold it that fits this criteria.