Lesson 4. Unit 4. Grade 4 EngageNY

This Application Problem is a part of the Lesson 4, Unit 4, Grade 4. Observe the letters R, E, A, and L. How many lines are perpendicular? Describe them. How many acute angles are there?

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Lesson 2. Unit 4. Grade 4. EngageNY

Lesson 3. Unit 4. Grade 4. EngageNY

Lesson 1. Unit 4. Grade 4. EngageNY

Lesson 10. Unit 4. Grade 4. EngageNY