Khan Academy
Khan Academy: Geometry: Challenging Perimeter Problem
Demonstrates how to solve a problem from the 2000 American Invitational Mathematics Examination which involves finding the perimeter of a rectangle covered by nine overlapping squares. [9:56]
Khan Academy
Khan Academy: Geometry: Area and Perimeter
Explains how to calculate the area of rectangles, squares, and triangles, in addition to the perimeter of rectangles and squares. Practice problems available. [12:20]
Khan Academy
Khan Academy: Algebra: Application Problems With Equation in One Variable
A video that demonstrates how to solve a perimeter word problem only in terms of width. A diagram is drawn to help explain the equation used. [2:01]
Loyola University Chicago
Math Flix: Formula Area of a Rectangle Geoboards
This QuickTime movie explains how to find the area of a rectangle by using Pick's formula and then demonstrates this by showing how to use that area formula. As you watch and listen to the teacher and student interact it helps clarify...
Math Mammoth
Math Mammoth: Area and Perimeter Problems: Rectangular Shapes
Demonstrates how to solve problems where one is asked to determine the area and perimeter of rectangles or to draw rectangles with given measurements. [9:39]
Virtual Nerd
Virtual Nerd: Area of a Rectangle Whose Sides Are a Monomial and a Polynomial
In this real world problem, learn how to find the area of a garden using polynomials as the measurement of each side. [1:27]
Virtual Nerd
Virtual Nerd: What's the Formula for the Perimeter of a Rectangle?
This tutorial shows you how to find the formula for the perimeter of a rectangle. [3:01]
Virtual Nerd
Virtual Nerd: How Do You Find the Area of a Rectangle?
Explains how to calculate the area of a rectangle using the formula where area equals length times width. [2:56]
Khan Academy
Khan Academy: Finding Area With Fractional Sides 2
Demonstrates using a visual model different methods for determining the area of a rectangle where the side lengths are fractions. Uses metric units. [7:02]
CK-12 Foundation
Ck 12: Elem Math: Overview of Area and Perimeter
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the area and perimeter of squares and rectangles.
CK-12 Foundation
Ck 12: Elem Math: Overview of Area and Perimeter of Rectangle
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area and perimeter of a rectangle.
CK-12 Foundation
Ck 12: Elem Math: Overview of Composite Figures Made of Squares and Rectangles
[Free Registration/Login may be required to access all resource tools.] Video explaining two ways of finding the area of an irregular shape that is composed of two rectangles. [0:51]
Virtual Nerd
Virtual Nerd: How Do You Find the Perimeter of a Rectangle in a Coordinate Plane
How do you find the perimeter of a rectangle on a coordinate plane? This video will walk you through the process of using the coordinate plan to find the perimeter. [4:58]
Virtual Nerd
Virtual Nerd: How Do You Find the Perimeter of a Rectangle?
This tutorial explores the steps needed to find the perimeter of a rectangle. [4:31]
Khan Academy
Khan Academy: Finding Area With Fractional Sides 1
Models how to multiply fractional side lengths given in metric units to find the area of rectangles. [3:46]
Sophia Learning
Sophia: Calculating the Perimeter of a Rectangle
This video tutorial explores perimeter of rectangles. The lesson shows how to use the perimeter formula. [2:56] Students can check their understanding with an assessment.
Sophia Learning
Sophia: Calculating the Perimeter of a Rectangle
This video lesson demonstrates how to calculate the perimeter of a rectangle using a formula. It includes several examples. Students can check their understanding with an assessment. [3:12]
Sophia Learning
Sophia: Calculating the Perimeter of a Rectangle
This video lesson [4:24] demonstrates how to find the perimeter of a rectangle. Students can check their understanding with an assessment.
Imagine Learning Classroom
Learn Zillion: Find Area by Breaking Down a Rectangle Into Smaller Rectangles
In this lesson, you will learn how to find the area of a rectangle or square by breaking it into smaller rectangles. [4:11]
Imagine Learning Classroom
Learn Zillion: Find the Perimeter of a Square or Rectangle by Adding Side Lengths
In this lesson, you will learn how to find the perimeter of a square or rectangle by adding the side lengths. [3:14]
Khan Academy
Khan Academy: Equal Parts of Circles and Rectangles
Sal determines if shapes are divided into 2 or 4 equal sections.
Virtual Nerd
Virtual Nerd: Find the Length of a Rectangle if You Know Its Width and Area
This tutorial shows you how to find the length of a rectangle if you're given the width and the area. [3:13]
Mucho Math
Algebra2go: Finding Perimeter of Rectangular Shapes
This video requires students to find missing side lengths of rectangular shapes prior to finding the perimeter.
Khan Academy
Khan Academy: Perimeter and Area: Perimeter and Area Basics
This video describes how to calculate area and perimeter of rectangles and squares.