More Lessons for High School Regents Exam

Math Worksheets

High School Math based on the topics required for the Regents Exam conducted by NYSED to help students learn how to calculate the perimeter of polygons.

Perimeter of Polygon

Learn what the perimeter of a polygon is.

Finding the perimeter of rectangles, triangles, and other polygons is covered in this video.

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.