Washington DC Common Core Standards. The area of a figure is the space inside the figure. The perimeter of a polygon is the distance around it. The perimeter is the sum of the lengths of ALL the sides.

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Study GuideArea and Perimeter

Worksheet/Answer keysArea and Perimeter

Worksheet/Answer keysArea and Perimeter

Worksheet/Answer keysArea and Perimeter

Worksheet/Answer keysArea and Perimeter

DC.CC.4.MD. Measurement and Data

Solve problems involving measurement and conversion of measurements from a larger unit to a smaller unit.

4.MD.3. Apply the area and perimeter formulas for rectangles in real world and mathematical problems. For example, find the width of a rectangular room given the area of the flooring and the length, by viewing the area formula as a multiplication equation with an unknown factor.