lesson
Reviewing the Perimeter Formula for Rectangles
Recall and explain the perimeter formula P = 2 × (length + width) for rectangles.

Recall and explain the perimeter formula P = 2 × (length + width) for rectangles.
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8 lessons
Learners will apply area and perimeter formulas for rectangles to solve basic real-world and mathematical problems, including finding missing side lengths.
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.