Geometry: Area and Surface Area

Some useful formulae for areas of three dimensional objects:
Cube: , where s is side
Rectangular box: , where l, w, and h are length, width and height
Sphere: , where r is radius of the sphere
Cylinder: , where r is radius of the base and h is height

Algebra.Com is a people's math website. It relies on people, such as yourself, who create our content. All solvers and lessons are submitted by algebra.com's users. They retain copyright to their content, although they do grant rights to algebra.com.

Creating lessons is easy! Look for other lessons and click on 'view source'. All you have to really know is mathematics.

Tutors Answer Your Questions about Surface-area (FREE)