Question 23Lakshmi has $5$ round coins of diameter $4$ centimeters. She arranges the coins in $2$ rows on a table top, as shown below, and wraps an elastic band tightly around them. In centimeters, what will be the length of the band? $2\pi + 20$$\dfrac{5}{2}\pi + 20$$4\pi + 20$$\dfrac{9}{2}\pi + 20$$5\pi + 20$
