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Is an angle of 135° acute or obtuse?
- obtuse
Is an angle of 15° acute or obtuse?
- acute
Is an angle of 165° acute or obtuse?
- obtuse
Is an angle of 80° acute or obtuse?
- acute
Is an angle of 175° acute or obtuse?
- obtuse
Is an angle of 155° acute or obtuse?
- obtuse
Is an angle of 35° acute or obtuse?
- acute
Is an angle of 20° acute or obtuse?
- acute
What does a 360° rotation represent?
- one full turn
What does a 270° rotation represent?
- three-quarters of a full turn
What does a 180° rotation represent?
- one-half of a full turn
What does a 90° rotation represent?
- one-quarter of a full turn
What does a 45° rotation represent?
- one-eighth of a full turn
Which description best matches the term "obtuse triangle angle"?
- an angle in a triangle greater than 90°
Which description best matches the term "acute triangle angle"?
- an angle in a triangle smaller than 90°
Which description best matches the term "right-angle mark"?
- a small square used to show a 90° angle
Which description best matches the term "full rotation"?
- a complete 360° turn
Which description best matches the term "straight angle"?
- an angle of 180°
Which description best matches the term "baseline"?
- the starting line used when measuring an angle
Which description best matches the term "counterclockwise turn"?
- a turn in the opposite direction from clock hands
