Analyze Math
Analyze Math: Rectangle Problems
The geometry tutorial investigates rectangles. Topics included are diagonals, area, and perimeter. The activity has several examples with detailed solutions.
Math Open Reference
Math Open Reference: Perimeter of a Rectangle
Learn about the perimeter of a rectangle with this handy reference guide. Provides a detailed definition, examples, and interactive activities that enhance further explanation. Includes links to related topics.
Texas Instruments
Texas Instruments: Dimensions and Area
In this activity, students discover the relationship between a change in the dimensions of a rectangle and the change in the corresponding area.
AAA Math
Aaa Math: Perimeter of a Square
Students are taught how to calculate the perimeter of a square. Extra practice drill problems are also included.
Discovery Education
Discovery Education: Web Math: Find Out Things About a Rectangle
WebMath offers a good, basic site for students to practice working with the area and perimeter of a rectangle.
CK-12 Foundation
Ck 12: Area and Perimeter of Rectanlges
[Free Registration/Login Required] Students are given the base and height of a rectangle and are to determine the area and perimeter.
CK-12 Foundation
Ck 12: Area and Perimeter: Rectangular Treehouse
[Free Registration/Login Required] Students are given the base and height of a rectangle and are to determine the area and perimeter. Click challenge me to answer practice questions and click learn more to watch a video.
National Council of Teachers of Mathematics
The Math Forum: Seventh Grade Math: Area and Perimeter
Learn how to enlarge drawings, figure out how much tile to buy to cover a specific floor, and learn about area and perimeter. These and other lesson plans are provided, including a fun interdisciplinary plan featuring dragons.
Amby Duncan-Carr
Amby's Math Resources: Finding the Area of a Rectangle
The tutorial investigates area and how it is the total number of square tiles covered. Examples and practice problems are included.
The Math League
The Math League: Area and Perimeter
This tutorial provides a brief introduction about what area is, then gives the formulas for area of a square, rectangle, parallelogram, trapezoid, triangle, and circle. Examples of each formula are provided.
Saddleback College
Algebra2go: Finding Perimeter Problem Sets
This resource has three problem sets to practice finding the perimeter of rectangular shapes. Select a problem set, then select a question. Fill in the blank with the correct answer for each problem. When you have answered all of the...
Texas Instruments
Texas Instruments: Greatest Area Activity
A classic problem looking at maximizing the area of rectangles given fixed perimeters. Uses graphing calculators to analyze data collected and to model a parabolic equation. Compiling class data provides a preliminary glance at families...
Fun Brain
Fun Brain: Shape Surveyor (Area and Perimeter of Rectangles)
Players are given the lengths of two sides of a series of rectangles and must calculate the area or perimeter of each rectangle.
Khan Academy
Khan Academy: Find a Missing Side Length When Given Area
Practice finding a missing side length on a rectangle when given the other side length and the area. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Transition From Unit Squares to Area Formula
Find the area of rectangles by multiplying side-lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Area & Perimeter of Rectangles Word Problems
Find the missing side length of a rectangle when given its perimeter or area. Compare perimeters and areas of rectangles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
Khan Academy
Khan Academy: Practice: Area & Perimeter of Rectangles Word Problems
Word problems are provided for practice with area & perimeter of rectangles. Immediate feedback is given and hints or a video are available if needed.
Other
Nearpod: Area & Perimeter: Rectangle
In this lesson on area and perimeter, 3rd graders will learn how to find the area and perimeter of rectangles by applying formulas.
Khan Academy
Khan Academy: Area of Rectangles With Fraction Side Lengths
Practice computing the areas of rectangles that have fractional side lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Areas of Rectangular Composite Figures Challenge:word Problems
[Free Registration/Login may be required to access all resource tools.] A learning module where students solve multi-step word problems involving money and the area of rectangles. A video shows how to solve a sample problem. [2:21] A set...
Quia
Ixl Learning: Rectangles
Brush up on your math skills relating to rectangles then try some practice problems to test your understanding.
Khan Academy
Khan Academy: Find Area With Partial Unit Squares
Count unit squares and partial unit squares to find the area of shapes.
Alabama Learning Exchange
Alex: Learning From Limbo
Using a limbo set, students will participate in learning about perimeter and area of a rectangle. Students will explore how the area and perimeter changes as the limbo pole is lowered. This lesson plan was created by exemplary Alabama...