classify each angle as acute, obtuse, right, straight, reflex and Complete : 60° =
Answers
60 degree is an acute angle
Answer:
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Right Angle:
An angle whose measure is equal to 90° is called a right angle. In the adjoining figure ∠ABC represents a right angle.
Right Angle
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∠ABC = 90°
Obtuse Angle:
An angle whose measure is more than 90° but less than 180° is called an obtuse angle. In the adjoining figure, ∠XYZ represents an obtuse angle.
Obtuse Angle
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∠XYZ > 90°
∠XYZ < 180°
Straight Angle:
An angle whose measure is equal to 180° is called a straight angle. In the adjoining figure, ∠XOY represents a straight angle.
Straight Angle
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∠XOY = 180°
Reflex Angle:
An angle whose measure is more than 180° but less than 360° is called a reflex angle. In the adjoining figure, ∠POQ is a reflex angle. Angles having magnitudes 220°, 250°, 310° are all reflex angles
Complete Angle:
An angle whose measure is equal to 360° is called a complete angle. In the adjoining figure, ∠BOA represents a complete angle.
60 minutes = 1 revolution = 1 complete angle
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