## Cylinder

A cylinder is a three-dimensional shape with a pair of parallel and congruent circular ends, called bases. Cylinders can be right or oblique. The side of a right cylinder is perpendicular to its circular bases. A cylinder has a single curved side that forms a rectangle when laid out flat. Surface area of a cylinder The area ofContinue reading “Cylinder”

## Pyramid

A pyramid is a three dimensional shape made up of a base and triangular faces that meet up at the vertex, V, which is also called the apex of the pyramid. Surface area of a pyramid The surface area is composed by two parts: the area of the base and the lateral area. AreaContinue reading “Pyramid”

## Prism

A prism is a solid figure that has two parallel congruent sides that are called bases that are connected by the lateral faces that are parallelograms. There are both rectangular and triangular prisms. Surface area of a Prism If we want to find the total surface of a prism we need to add twiceContinue reading “Prism”