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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
3rd grade (Eureka Math/EngageNY)
Module 7: Geometry and measurement word problems
Topic C: Problem solving with perimeter
Perimeter of a shape
Perimeter of a shape
Sal finds perimeter of various shapes.
License: CC BY-NC-SA by Khan Academy