CK-12 Foundation
Area and Perimeter of Rectangles: Lesson
Around and in—take a different look at rectangles. A portion of a basic geometry playlist discusses the area and perimeters of rectangles. Using the formulas, the presentation works perimeter and area examples with rectangles and squares.
Math Antics
Area
Area is a two-dimensional measurement for a two-dimensional figure. The introduction of area expands on the idea of the one-dimensional measurement of length, but instead of staying one-dimensional, it goes in two directions. The video...
Krista King Math
Perimeter of Rectangles
Young mathematicians have been using formulas for many years, so give them extra practice with complex problems using those same formulas. Your classes apply strategies to problems that require higher order thinking. Examples include one...
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]
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]
Khan Academy
Khan Academy: Classifying Shapes by Lines and Angles
Demonstrates how to find what 2D shape matches a set of properties. [3:37]
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]
Math Playground
Math Playground: Can Shapes With the Same Area Have Different Perimeters?
This video answers the question about the relationship between area and perimeter. Can shapes with the same area have different perimeters?
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 Area and Perimeter of Squares
[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 squares.
Khan Academy
Khan Academy: Geometry: Perimeter of a Polygon
Shows how to find the perimeter of a parallelogram. [1:20]
Khan Academy
Khan Academy: Geometry: Perimeter and Area of a Non Standard Polygon
Explains how to find the perimeter and area of a non-standard, or irregular polygon. [3:03] CCSS.Math.Content.3.MD.C.7.d Recognize area as additive.
Khan Academy
Khan Academy: Perimeter and Area: Perimeter and Area Basics
This video describes how to calculate area and perimeter of rectangles and squares.
Khan Academy
Khan Academy: Area and Perimeter Word Problem: Table
Video lesson explores how to find the length and width of a rectangular table given the perimeter and area. [4:45]
CK-12 Foundation
Ck 12: Elem Math: Overview of Area of Squares and Rectangles Word Problems
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area of a square and rectangle.
Khan Academy
Khan Academy: Area & Perimeter Word Problem: Dog Pen
Sal figures out the width of a dog pen.
Khan Academy
Khan Academy: Comparing Areas and Perimeters of Rectangles
Sal compares the areas and perimeters of rectangles to a given rectangle.
Khan Academy
Khan Academy: Rounding Whole Numbers Word Problems
Sal solves word problems by rounding whole numbers to the nearest ten, hundred, or thousand.
Loyola University Chicago
Math Flix: Area and Perimeter Explanation
This QuickTime movie presents a problem to find the area of a multi-sided shape that requires an extended response. The teacher and student discuss how to work through it together to find the solution. As you watch and listen to the...