This Find Perimeter with Missing Side Lengths video also includes:
In the fourth video of this 7-part series, learners find out how to measure perimeter of a square or rectangle with the aid of square tiles. A review of the difference between a square and rectangle begins the lesson. Then, examples walk through using square tiles and building a number sentence to represent the problem.
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- A review of area versus perimeter provides a useful reminder of the distinction between the two
- A fairly loud white noise sound is in the background throughout the video