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Internal angle of a regular pentagon will measure (in degrees)

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UP TGT Mathematics 2019 Official Paper
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  1. 120
  2. 108
  3. 136
  4. 145

Answer (Detailed Solution Below)

Option 2 : 108
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Detailed Solution

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Formula Used:

Measurement of each angle of the pentagon =  

Calculation:   

Pentagon has five sides so, n = 5

⇒ Measurement of each angle of the pentagon =      

∴ Measurement of each angle of the pentagon = 108°

The correct option is 2 i.e. 108° 

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