Art of Problem Solving
Art of Problem Solving: Areas of Rectangles and Right Triangles
Video tutorial introduces the area of a rectangle and discovers a formula for the area of a right triangle. [4:44]
Loyola University Chicago
Math Flix: Formula Area of a Rectangle Part 2
This QuickTime movie explains how to find the area of a rectangle by developing an area formula. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
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: Comparing Areas and Perimeters of Rectangles
Sal compares the areas and perimeters of rectangles to a given rectangle.
Khan Academy
Khan Academy: Measuring Rectangles With Different Unit Squares
Sal finds area of a rectangle with different sized units.
Loyola University Chicago
Math Flix: Formula Area of a Rectangle Part 1
This QuickTime movie explains how to find the area of a rectangle. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Imagine Learning Classroom
Learn Zillion: Video: Find the Number of Same Size Squares in a Rectangle
In this lesson, you will learn how to find the total number of same-size squares in a rectangle by dividing it into rows and columns. [3:06]
Math Mammoth
Math Mammoth: Area of Rectangles and Rectangular Shapes
Demonstrates how to find the area of a rectangle using unit squares. [9:53] CCSS.Math.Content.3.MD.C.7.a Find the area of a rectangle with whole-number side lengths by tiling it. CCSS.Math.Content.3.MD.C.7.d Recognize area as additive.
Loyola University Chicago
Math Flix: Formula Area of a Rectangle Part 3
This QuickTime movie explains how to find the area of a rectangle and demonstrates this by showing how to use the area formula. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying...