Classify angles
Classify an angle as acute, right, straight, or obtuse from its measure or from a real-world example. Unlimited questions, five difficulty levels, and a full worked solution every time — free.
Try one
An angle measures 180 deg. Is it acute, right, obtuse, or straight?
- right
- obtuse
- acute
- straight
Answer: straight
See one solved, step by step
An angle measures 180 deg. Is it acute, right, obtuse, or straight?
- right
- acute
- straight
- obtuse
📘 Worked solution
1180°180 deg is exactly 180 deg -- a straight line -- so it's a straight angle.
2Classification: straightThat measure fits the definition of a straight angle.
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