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 ...

It’s 10 a.m. on a Saturday at Cal State Fullerton and students are revved up. It’s Math Circle time. Math Circle is a Saturday program for students in second through 12th grade, most of whom are ...

STAMFORD — A year ago, when Katy Myers started researching the possibility of a “math circle” in Fairfield County, she didn’t know if it would be popular—but it was something she knew she needed to do ...

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 ...

An extraordinary crop circle based on the 'world's most beautiful maths theorem' has appeared in a field next to a windmill in Wiltshire. The complex disc, which measures 300ft across, appeared to the ...

Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius. Practice circle ...

The circumference of a circle = \(\pi d\) or \(2\pi r\). Look at the sector of the circle shown below. To calculate the length of the arc, we need to know what fraction of the circle is shown. To do ...