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# Perimeter of Parallelograms

## Use basic quadrilateral formulas

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.

## Find Perimeter and Area of Squares and Rectangles Using Formulas

by CK-12 //at grade

Learn to find the perimeter and area of squares and rectangles using formulas.

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• PLIX

## Perimeter of Parallelograms: Around a Trampoline

by CK-12 //at grade

Perimeter of Parallelograms Interactive

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• Practice
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## Perimeter of Parallelograms Practice

by CK-12 //at grade
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## Find Perimeter and Area of Squares and Rectangles Using Formulas

by CK-12 //at grade

Set purpose for reading while providing a structure to organize notes and supporting vocabulary for each concept subsection.

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• Real World Application

## A Stitch in Time

by CK-12 //at grade

Find out how your knowledge of squares can prove helpful in quilting.

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