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This page provides a list of educational videos related to Customary Units of Length. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Customary Units of Length.
Measuring lengths 1
By Khan Academy
Measure an object with same-size length units that span it with no gaps or overlaps.
Finding perimeter when a side length is missing | Math | 3rd grade | Khan Academy
By Khan Academy
Lindsay finds the perimeter of a figure when a side length is not given.