Perimeter

3 videos
4 skills
Have you ever wondered how much fencing you need to surround a plot of land? No? Well, you should still go through this tutorial just in case. You'll learn all about how to think about and calculate perimeter--essentially the length of the boundary of a figure.

Introduction to perimeter

VIDEO 3:21 minutes
Find perimeter by adding side-lengths of various figures.

Perimeter of a shape

VIDEO 2:03 minutes
Find perimeter of various shapes. 

Perimeter 1

PRACTICE PROBLEMS
Calculate the perimeter of a shape from its side lengths.

Perimeter 2

PRACTICE PROBLEMS
Find perimeter of figures when given an image or context.  Find a missing side length for a figure when given the perimeter.

Finding perimeter

PRACTICE PROBLEMS
Find perimeter or a side length of a figure without a visual shown.

Comparing areas and perimeters of rectangles

VIDEO 5:34 minutes
Compare the areas and perimeters of rectangles to a given rectangle.

Comparing area and perimeter

PRACTICE PROBLEMS
Compare the areas and perimeters of rectangles when given a context or picture.