Area of a Trapezoid

Lesson icon
Lesson Objective
In this lesson, we will learn about the area of a trapezoid.
Sponsored Links
Why icon
About This Lesson
In this lesson, we will:
  1. Learn about the formula for the area of a trapezoid.
  2. See an example on using the formula to find the trapezoid's area.
  3. See another example on using the formula to find the height of a trapezoid.
The study tips and math video below will explain more.
a trapezoid

Study Tips

Tips icon
Tip #1
A trapezoid has four sides where two sides are parallel to each other. The height of the trapezoid is perpendicular to the parallel sides. These are shown on the right.

Now, if a trapezoid has the height h and two parallel sides a and b, the area A, of the trapezoid will be:
area of a trapezoid formula
a trapezoid with 2 parallel sides
a trapezoid with the height h and 2 parallel sides, a and b.

The math video below will give more explanation on this. Also, we will see some examples on how to use this formula.

Math Video

Math video icon
Lesson Video
Sponsored Links
Math videos icon
Math Video Transcript

Practice Questions & More

Math video icon
Multiple Choice Questions (MCQ)
Now, let's try some MCQ questions to understand this lesson better.

You can start by going through the series of questions on the area of a trapezoid  or pick your choice of question below.
  1. Question 1 on finding the area of a trapezoid
  2. Question 2 on finding the height of a trapezoid 
Math video icon
Site-Search and Q&A Library

Please feel free to visit the Q&A Library. You can read the Q&As listed in any of the available categories such as Algebra, Graphs, Exponents and more. Also, you can submit math question, share or give comments there.
share icon
Share This Page
iPod Touch & iPhone
Graphs & Equations
Useful Resources