Question

find the perimeter of a regular pentagon of side 3.5 centimetre

Answer 1

HEY !!

Your Answer !!


As you know that a pentagon has 5 sides 



∴ Perimeter of a regular pentagon = Sum of all sides 
                                                    = 3.5+3.5+3.5+3.5+3.5
                                                    = 17.5

Thank you 

Answer 2

The perimeter of the regular pentagon = 17.5 centimetre

Given :

A regular pentagon of side 3.5 centimetre

To find :

The perimeter of a regular pentagon

Solution :

Step 1 of 2 :

Write down side of the regular pentagon

The side of the regular pentagon = 3.5 centimetre

Step 2 of 2 :

Calculate perimeter of the regular pentagon

We know that ,

Perimeter of a regular polygon = Number of sides × Length of each side

Since a regular pentagon has 5 sides

∴ Perimeter of the Regular Pentagon

= 5 x Length of each side.

= 5 × 3.5 centimetre

= 17.5 centimetre

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