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Q.

In which of the following classification, does the angle 91 °   belong?


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a

Reflex angle

b

Obtuse angle

c

Acute angle

d

Complete angle 

answer is B.

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Detailed Solution

The given angle is 91 ° .  
We know that an obtuse angle is greater than 90 °   but less than 180 ° .   Here, we can see that the given angle is measuring more than 90 °   but less than 180 ° .  
Hence, this angle is called an obtuse angle.
So, option (2) is correct.
 
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