3.6.C
Determine the area of rectangles with whole number side lengths in problems using multiplication related to the number of rows times the number of unit squares in each row.
Khan Academy ResourcesArea of rectangles reviewFind area by counting unit squaresCompare area with unit squaresFind a missing side length when given area Area of rectanglesArea and the distributive propertyArea of rectangles with partial arraysTransition from unit squares to area formulaCreate rectangles with a given areaArea and the distributive propertyDecomposing shapes to find area: subtractCreating rectangles with a given area 2Creating rectangles with a given area 1 Counting unit squares to find area formulaDecomposing shapes to find area: grids Decomposing shapes to find area: addFinding missing side when given areaTransitioning from unit squares to area formula

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