The circumference is the perimeter of a circle. It is a length and so is measured in \(mm\), \(cm\), \(m\) or \(km\). An area is measured in square units: \(mm^{2 ...

If you ever bought a fitted hat, you have had Pi on your head! You may have seen the number on the inside of the hat showing ...

Your waist circumference is an important number to know, especially if you're living with a chronic health issue such as heart disease or have a risk factor for diabetes, such as family history.

A chord separates the circumference of a circle into two sections - the major arc and the minor arc. It also separates the area into two segments - the major segment and the minor segment.