How to Find the Area of Irregular Polygons


Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

An irregular polygon it a shape that has:

Create Your Account To Take This Quiz

As a member, you'll also get unlimited access to over 75,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Try it risk-free
Try it risk-free for 30 days. Cancel anytime.
Already registered? Log in here for access


Using the correct formulas, what is the area of an irregular polygon with the following measurements:

Triangle: base = 4 cm and height = 6 cm

Square 1: side = 4 cm

Square 2: side = 6 cm

2. You have to find the area of a shower floor for new tile. The floor is shaped like two rectangles: the area of the first rectangle is 159 cm2 and the area of the second rectangle is 126 cm2. What is the total area of this irregular polygon?

Create your account to access this entire worksheet
A Premium account gives you access to all lesson, practice exams, quizzes & worksheets
Access to all video lessons
Quizzes, practice exams & worksheets
Certificate of Completion
Access to instructors
Create an account to get started Create Account

About This Quiz & Worksheet

Check your understanding of finding the area of irregular polygons by using the worksheet/quiz combo. You get to practice finding this area on the multiple-choice quiz.

Quiz & Worksheet Goals

You will be tested on the following topics:

  • The formula for finding the area of a triangle
  • Characteristics of an irregular polygon
  • Examples of the process of finding the area of an irregular polygon

Skills Practiced

  • Knowledge application - use your knowledge to answer questions about finding the area of different irregular polygons
  • Interpreting information - verify that you can read information about why irregular polygons are unique and interpret it correctly
  • Information recall - access the knowledge you have gained about the formula that lets you find the area of triangles

Additional Learning

Review more about these polygon topics by accessing the lesson called How to Find the Area of Irregular Polygons. Some objectives you can complete any time include:

  • Compare and contrast regular and irregular polygons
  • Review examples of irregular polygons
  • Define partition