So you have a circle. What is the area of that circle? Surely everyone remembers that the area of a circle is: Where Pi (π) is of course the number and r is the radius of the circle. Where does this ...

Problem situations in perimeter and area at this level will include calculations involving a circle or part of a circle. The window at the top of a door is in the shape of a semicircle. The door is ...

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Evan O’Dorney leaps from his seat and snatches the chalk from his teacher’s hand. “I think it goes like this,” the eighth-grader exclaims. He has come up with a formula for the number of ways to ...

SHIPPENSBURG — A new pilot program at Grace B. Luhrs University Elementary School is teaching students to have fun and use their creativity to solve real-world problems with basic mathematics ...

I had never heard the term, “math circle,” until a few weeks ago when I stumbled across an article in The Atlantic about the growing number of American kids excelling in the highest levels of math. It ...