Perimeter Teacher Resources

Third graders determine the perimeter of a shaded section by counting the number of unit squares that surround it. Each section is shaded on a small square unit grid. 

If you're looking for some perimeter practice problems for beginners, you've found them! Learners reference an example that takes them through the steps of finding the perimeter of a square or rectangle. Then, they complete nine on their...

High schoolers use diagrams of the constellation Orion and the constellation Ursa Major which show the distances between the stars of the constellations. They calculate the perimeters of each, find the average distance of the stars for...

If you're teaching 3rd or 4th grade math, this presentation is a must have. It defines perimeter and polygons, then describes the process by which perimeter is determined through pair share discussion and critical thinking questions....

A few good questions move this lesson right along. Young mathematicians use critical-thinking skills as they learn how to determine the perimeter of various shapes. They determine perimeter first by measuring and adding the lengths of...

Find the perimeter of squares and rectangles with a straightforward activity. An example at the top of the page shows third graders how to find the perimenter, along with the addition problem necessary to find it. Pupils then work on ten...

In this classification of triangles worksheet, 10th graders identify and complete 8 different problems that include determining the measurement and perimeter of various types of triangles. First, they color all right, acute, and obtuse...

Follow this engaging slide show on the calculation of polygon perimeter with some hands-on measurement of perimeters to solidify the concepts. On this webpage there are interactive assessment questions and links to related resources by...

Discover the distance all the way around. The video introduces the concept of the perimeter of a figure. An explanation shows how to find the perimeter of a variety of polygons along with regular polygons. The presentation...

Have your class practice finding the perimeter of several given shapes. This slide show includes a definition and example of how to find perimeter along with several practice problems for the class to solve.

Introduce the concepts and skills needed to find perimeter. The slide show includes the definition of perimeter, five examples, and a link to an interactive web page.

In this calculating perimeter worksheet, students examine 8 rectangles and use the information provided to find the perimeter of each of them.

Surround yourself with knowledge about perimeter. An informative video shows viewers how to find the perimeter of a semicircle. It begins with an explanation of calculating the length of the semicircular arc and ends with adding on the...

Students explore perimeter. In this geometry and measurement lesson, students create squares and rectangles using given perimeters. Students construct four sided shapes with given perimeters using the computer program "Math Keys:...

Teach your class how to calculate the perimeter of a rectangle with this handy visual aid. Perimeter is described and calculated. Next, students are shown a rectangle and asked to determine the perimeter and discuss their strategies....

Can your scholars find the perimeter of Peter's square of gold? They examine the shape and are given it's four equal side measurements in millimeters. Learners solve for the perimeter and should be reminded to include units in their...

Peruse these perimeter word problems with beginning geometers, possibly projecting it as an all-class warm up. There are three scenarios here, each with a visual. Scholars determine the perimeter of a swimming pool, find the missing...

In this perimeter instructional activity, 10th graders identify and complete 9 different problems that include determining the perimeter of various figures. First, they complete the table by writing the number of sides in each figure...

While this activity is centered around expressions that represent the perimeter of a rectangle, it also hits at the fundamental concept of equivalent expressions, simplifing expressions, and like-terms. Classmates express their...

Use perimeter and angle measures to practice solving equations. Pupils see two geometry applications of solving two-step equations. The video works one example involving perimeter and two with the sum of angles in a quadrilateral and a...

Here is a lesson containing a great activity based on coordinates, and the perimeters of shapes created using a given set of coordinates. After youngsters creat a shape on a grid based on some coordinate pairs, they must identify which...

In this perimeter worksheet, students calculate the perimeter of various different triangles. There are four problems to solve.

In this perimeter activity, learners explore given shapes and determine the perimeter of each shape.  This two-page activity contains 6 problems.  Answers are provided on the last page.

In this perimeter worksheet, students determine the perimeter of parallelograms.  This one-page worksheet contains 6 problems.  Answers are provided on the last page.