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 ...

Any point P with coordinates (\(x, y\)) on the circumference of a circle can be joined to the centre (0, 0) by a straight line that forms the hypotenuse of a right angle triangle with sides of length ...