# Area of Rectangles, Squares, Parallelograms

## Rectangles, parallelograms, trapezoids

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 the Dimensions and Area of Quadrilaterals

by Goebel Chris //basic
Use formulas and given information to find the dimensions and area of different quadrilaterals.
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## Optimizing the Area of a Rectangle

by Math Writing Team //basic
Use formulas and given information to find the dimensions and area of different quadrilaterals.
MEMORY METER
This indicates how strong in your memory this concept is
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• Flashcards

## Find the Dimensions and Area of Quadrilaterals

by Ellaine Chou //basic