Homeschool Math
Homeschool Math: Area of Rectangles
This lesson contains a video lesson [9:28] and various exercises about the area of rectangles, common units of area, two-part rectangles and the distributive property, and shapes composed of rectangular areas.
National Council of Teachers of Mathematics
Nctm: Illuminations: Area of Rectangles
This applet allows for the exploration of the area of rectangles.
Quia
Ixl Learning: Area of Rectangles
Brush up on your math skills relating to the area of rectangles then try some practice problems to test your understanding.
Better Lesson
Better Lesson: Finding the Area of a Rectangle
Sixth graders use the area formula for rectangles to solve real world and mathematical problems.
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.
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.
CK-12 Foundation
Ck 12: Geometry: Perimeter of Squares and Rectangles
[Free Registration/Login may be required to access all resource tools.] Find the perimeter of squares and rectangles.
CK-12 Foundation
Ck 12: Elem Math: Partitioning Composite Figures Into Rectangles to Find Area 1
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to partition a shape into rectangles and add their areas together to get the area of the whole figure. Includes video...
CK-12 Foundation
Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
Khan Academy
Khan Academy: Area & Perimeter on the Coordinate Plane
Find the area or perimeter of shapes like triangles, rectangles, parallelograms, and hexagons on the coordinate plane.
CK-12 Foundation
Ck 12: Geometry: Area of Squares and Rectangles
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the area of squares and rectangles. Students examine guided notes, review guided practice, watch instructional videos and attempt...
CK-12 Foundation
Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 2
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with a rectangle that has shaded areas. They must calculate the area of the unshaded region. [1:48]
K-5 Math Teaching Resources
K 5 Math Teaching Resources: Rectangles [Pdf]
K-5 Math Teaching Resources: Rectangles learning activity that applies skills to create rectangles.
CK-12 Foundation
Ck 12: Appropriate Tools for Measurement of Squares and Rectangles
[Free Registration/Login may be required to access all resource tools.] Choose appropriate tools and units for given measurement situations involving squares and rectangles.
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.
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.
Mangahigh
Mangahigh: Shape: Area of a Rectangle
Determine the area of a rectangle by multiplying the sides.
Khan Academy
Khan Academy: Multiply Monomials by Polynomials: Area Model
Use area to understand how to multiply monomials by polynomials. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs Learning Media: Skate Off: Final Round, Inez vs. Rimm
In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes.
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.
Homeschool Math
Homeschool Math: Area Versus Perimeter
This lesson contrasts area and perimeter and has varied exercises for students about both concepts.
Texas Instruments
Texas Instruments: Perimeter, Circumference, and Area
Students find perimeters of rectangles and squares, as well as circumferences of circles. Students find areas of rectangles, squares, and circles. [Requires Adobe Reader.]
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.
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