Description:
Visually recognize 30, 45, 60, 90, 180, 270, 360 degrees
Adaptive Learning Progression: At higher levels, the angle might not be in standard position, making it harder to distinguish the angle. 
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Sample Levels (out of 3)
What is the angle measure (in degrees) of the angle shown?
 
What is the angle measure (in degrees) of the angle shown?
