Videos, examples, solutions, and lessons to help Grade 4 students learn to 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.
Common Core: 4.MD.3
Finding Perimeter & Unknown Measure (4.MD.3)
Area Formula for Square or Rectangle
Perimeter and Area of Squares and Rectangles
• Definitions of perimeter and area.
• How to find perimeter and area of squares and rectangles.
• Area formulas for squares and rectangles.
• Several examples narrated and explained.
• Each polygon or figure shown with square units.
Missing Lengths Given Area or Perimeter - 4.MD.3
In this video, students will learn to solve real world problems using the formulas for area and perimeter. This video relates to Common Core Standard 4.MD.3. Students learn to solve for a missing side given the perimeter or area.
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