Concept. Example 1 Draw a Rotation Use a protractor to measure a 45° angle counterclockwise with as one side. Extend the other side to be longer than.
Rotations Ch 9-3 Lesson 3 MI/Vocab rotation center of rotation angle of rotation rotational symmetry invariant points direct isometry indirect isometry.
Splash Screen. Lesson Menu Five-Minute Check (over Lesson 9–2) Then/Now New Vocabulary Key Concept: Rotation Example 1:Draw a Rotation Key Concept: Rotations.
