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Geometry
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United KingdomEngland
Key Stage 3

Classifying an Angle

Lesson
Practice

Interactive practice questions

Is this angle acute, obtuse or reflex?

Two rays intersect at a point. The angle at their intersection is labeled with a blue arc marking. The angle with the blue arc marking is not labeled with its measure but appears to be less than $90^\circ$90°.

obtuse

A

reflex

B

acute

C
Easy
< 1min

Is this angle acute, obtuse or reflex?

Easy
< 1min

Is this angle acute, obtuse or reflex?

Easy
< 1min

Classify the following angles as straight, reflex or a revolution.

Medium
< 1min
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