Question

Which of the following is the perimeter of a regular pentagon of side '$s$' units?

• A. $10s$ units
• B. $5s$ units
• C. $5s^2$ sq units
• D. $-5s$ units

Answer 1

The correct option is B $5s$ units

A regular pentagon has five sides and all of them are equal.
Perimeter of regular pentagon
= $(s+s+s+s+s)\text{units}$
= $5s\text{units}$