Learn how to calculate the area of a rectangle, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

Learn how to find the area of a rectangle. This lesson explains the formula for determining the area of a rectangle and includes examples of its use.

Learn the formula to find the perimeter of a rectangle. Explore examples of how to calculate a rectangle's perimeter.

Learn how to find the area of a rectangle with fractional side lengths, and see examples that work through sample problems step-by-step for you to improve your math knowledge and skills.

Learn how to find the area of a rectangle using a step by step process and walk through a few examples of finding the are a of a rectangle.

An area equation is a set of directions for calculating the area of a particular shape. When some people think of area, they think of the well-known formula for calculating the area of a rectangle ...

Learn the formulas for surface area of a rectangular prism and cube and see examples of how to calculate the surface area of a rectangular prism and cube.

The area of a parallelogram has the same area formula A=bh because a parallelogram can be rearranged to have the same area as a rectangle.

Learn what the areas of triangles and rectangles are. Learn how to find the area of a triangle or a rectangle by discovering the formulas for their areas. See examples.

Explore the area and perimeter of a rectangle in this 5-minute video. Learn the formulas and methods for calculating them, with examples, then take a quiz.