This Google Slides activity is designed to help students classify angles without using a protractor. Students will use a reference angle, such as the corner of a piece of paper, to determine whether the given angle is right, acute, or obtuse. This is a great way to introduce classifying angles!
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~ 15 teaching slides
~ Practice Slides
~ Answer Keys
~ Tutorial for assigning the activity in Google Classroom
Check out the preview to see the activity in greater detail!