NAME ______________________________ DATE _______________

ACTIVITY

Obtuse, Acute, and Right Angles

Write whether each angle is an obtuse, acute, or right angle.

  • 1 A 23-degree angle.

  • 2 A 90-degree angle.

  • 3 An 87-degree angle.

  • 4 A 108-degree angle.

  • 5 A 90-degree angle.

  • 6 A 160-degree angle.


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Table of Contents

Investigations 3 in Number, Data, and Space®, Student Activity Book Unit 1 Arrays, Factors, and Multiplicative Comparison Unit 2 Generating and Representing Measurement Data Unit 3 Multiple Towers and Cluster Problems Unit 4 Measuring and Classifying Shapes Unit 5 Large Numbers and Landmarks Unit 6 Fraction Cards and Decimal Grids Unit 7 How Many Packages and Groups? Unit 8 Penny Jars and Towers