1, Lesson 21, Unit 7, Grade 8, EngageNY icon
Instructional Activity

Exploratory Challenge/Exercises 1–4

Lesson 21. Unit 7. Grade 8 EngageNY

EngageNY20 min(s)

This Instructional Activity is a part of the Lesson 21, Unit 7, Grade 8. Students should know that volumes can be added as long as the solids touch only on the boundaries of their figures. That is, there cannot be any overlapping sections. Students should understand this with the first exercise.Then, allow them to work independently or in pairs to determine the volumes of composite solids in Exercises 1-4.

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