Area and Perimeter of Rectangles

Area is base times height, while perimeter is the sum of the sides.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
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Area and Perimeter of Rectangles

by CK-12 //basic
Calculate the area and perimeter of a rectangle.
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Determine the Area of a Rectangle Involving Whole Numbers

by CK-12 //basic
Provides an example of how to determine the area of a rectangle involving whole numbers.
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2
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Area and Perimeter of Rectangles Principles - Basic

by CK-12 //basic
This video provides the student with a walkthrough on area and perimeter of rectangles.
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Area and Perimeter of Rectangles Examples - Basic

by CK-12 //basic
This video provides the student with a walkthrough of one or more examples from the concept "Area and Perimeter of Rectangles".
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• Video

Determine Perimeter of Rectangle

by CK-12 //basic
Shows an example of how to find the perimeter of a rectangle.
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