How many regions are created by connecting dots with line segments intersecting parts of a circle? Explore what happens when those dots are placed haphazardly versus symmetrically, as well as other theories and relationships.

  • Submitted by: James Tanton
  • Time Required: 30 minutes
  • You’ll Need: paper, pencil, and ruler

[maxbutton id=”4″ url=”https://www.celebrationofmind.org/wp-content/uploads/2017/09/dots-on-a-circle.pdf” text=”Download Activity” ]