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Angles and their Classification

This topic deals with naming and identification of angles, as well as their classification into various types including acute, obtuse, straight and right angles.
Practice Question
1

In the figure,

Name the a) acute angle b) obtuse angle

 

b

 
Possible Answers
Your Answer
Correct Answer
A)

∠ACD, ∠BCA
B)

∠ACB, ∠DCA
C)

∠BCD, ∠DAC
D)

∠DCB, ∠ACD
Practice Question
2

In the figure, angle A is acute.

Name (a) Another acute angle (b) An obtuse angle

 

b

 
Possible Answers
Your Answer
Correct Answer
A)

Angle B, Angle C
B)

Angle C, Angle B
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