But math is all around us. In the book Elementary Algebra for College Students, Allen R. Angel discusses the formula for area and circumference, which you can use to measure a hockey puck (144).

It is another name for the perimeter of a circle. The circumference of a circle is calculated using the formula: \(\text{circumference} = \pi \times \text{diameter}\), which can be written as ...

It is another name for the perimeter of a circle. The circumference of a circle is calculated using the formula: \(\text{circumference} = \pi \times \text{diameter}\) This number is Pi.