An explanation of how to build a frustum (a cone with the tip cut off).
Ask Dr. Math

A helpful scientific calculator that runs in your web browser window.
Holt Online Learning

Shows 3D diagram of the 4 types of conic sections. Explains how to use determinant to establish the type of section.
Spark Notes

Given the drawings of several 3dimensional shapes identify the names of each. Answers included.
MathDrills.com

This site goes over some common pyramids and then shows the number of faces, vertices and edges. Interactive Video!
Interactives: Geometry 3D Shapes

Powerpoint about pyramids and cones
World of Teaching

This site disucsses the important parts of cones and pyramids (lateral face, bace, slant height, altitude height) and provides formulas for finding the surface area and volume of each. There are also practice problems with solutions for the user to try on his/her own.
Algebra Lab

A website with diagrams explaining what a pyramid is, parts of a pyramid, types of pyramids, and formulas for pyramidrelated calculations.
Math is Fun

An explanation of how to build a cone out of flat material
Ask Dr. Math

A site that explains the formula for the lateral surface of a cone.
Ask Dr. Math
