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Common Core Standards

Perimeter

Grade: 3rd Grade
Standard:

Math.3.MD.8 or 3.MD.D.8

Description:

Solve real world and mathematical problems involving perimeters of polygons, including finding the perimeter given the side lengths, finding an unknown side length, and exhibiting rectangles with the same perimeter and different areas or with the same area and different perimeters.

3rd Grade Math - Perimeter Lesson
 
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