Unknown lengths of rectangles 1
Application Problem

Unknown lengths of rectangles 1

Lesson 20. Unit 3. Grade 4 EngageNY

EngageNY8 min(s)

This Application Problem is a part of the Lesson 20, Unit 3, Grade 4. Write an expression to find the unknown length of each rectangle. Then, find the sum of the two unknown lengths. This Application Problem serves as an introduction to today's Concept Development, in which students find the total unknown length of a rectangle with an area of 48, corresponding to Part (a), and 96, corresponding to Part (b).

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