Finding a Missing Side Length Given the Perimeter

Learn how to find a missing side length when given the perimeter in this 10-minute instructional math video. Follow along as Mr. J walks through four detailed examples and provides two practice problems with solutions. The video is organized into clear sections with examples of increasing complexity, allowing you to build your understanding step-by-step. Perfect for students who are learning about perimeter calculations or need a refresher on solving for unknown measurements in geometric shapes. The content includes timestamps for easy navigation between examples and practice problems, making it simple to revisit specific concepts as needed.