Math Arguments
Problems, Questions, and Puzzles to spark discussion and argument in the maths classroom.
Circles and Pentagon
Two circles, radius 1 (each does not pass through the others center). All seven regions are of equal area.
What is the area of the pentagon?
What other mathematical aspects of this caught your attention? What do you wonder about the situation?
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Source:
UVM
More Information:
Noticing and wondering is a tool to help students:
- Understand the story, the quantities, and the relationships in the problem.
- Understand what the problem is asking and what the answer will look like. Have some ideas to begin to solve the problem.
More Here at NCTM
Noticing and wondering is a tool to help students:
- Understand the story, the quantities, and the relationships in the problem.
- Understand what the problem is asking and what the answer will look like. Have some ideas to begin to solve the problem.
More Here at NCTM
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