Real-life examples of trapezoids include certain table tops, bridge supports, handbag sides and architectural elements. Since a trapezoid cannot be three-dimensional, many real-life examples of trapezoids are only partly... More »

Some real-world examples of a trapezoid include a typical bicycle frame, the wings on an airplane, most tables, most desks and some purses. A trapezoid is a shape that has four sides, is flat and has a pair of parallel o... More »

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Real Life Online is a free, Web-based resource that does not require membership to access its lessons on Internet safety, designed for students in grades four to six. To use Real Life Online, access the Real Life Online ... More »

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The factorial of the number 0 is defined as 1 because there is only one possible permutation for a set of zero elements, namely the empty set. The combinatorial interpretation of the factorial function is the total numbe... More »

There are many different types of quadrilaterals: squares, rectangles, rhombuses, trapezoids, parallelograms and kites. A quadrilateral defined as a closed shape (polygon) that consists of exactly four straight lines. More »

How much weight a beam bridge can hold depends on the materials it is made of and the distance between its supports. Typically, a singular beam bridge is a maximum of 250 feet long, but several beam bridges can be combin... More »

Some examples of inclined planes include wheelchair ramps, airplane evaluation slides and various loading ramps used on trucks. An inclined plane refers to any structure that is oriented on an angle, which resembles a tr... More »