Looking for a fun and creative way to celebrate Pi Day? Then this is the resource for you. From a scavenger hunt and trivia contest to PowerPoint presentations and skills practice worksheets, this collection of materials is a...

Add a sense of excitement to your math class with this race across the country. Using their knowledge of all things circular, young mathematicians work in pairs answering a series of pi-related word problems as they hop from one city to...

This site explains a method for finding the surface area of a cone. It has several plane geometry formulas.

The geometry tutorial explores problems related to the surface area and volume of a cone. The activity has several examples with detailed solutions.