
    Calculate the total length of smart parking sensors needed to fully equip the boundary of a pentagon-shaped parking zone, where each side of the zone has equal length in meters. The total boundary length will determine the installation costs and number of digital pricing displays required for the dynamic pricing system.
    

    
import math

def perimeter_pentagon(a):
    """
    Calculate the total length of smart parking sensors needed to fully equip the boundary of a pentagon-shaped parking zone, where each side of the zone has equal length in meters. The total boundary length will determine the installation costs and number of digital pricing displays required for the dynamic pricing system.
    

    """
import math

def perimeter_pentagon(a):
    """
    Calculate the total length of smart parking sensors needed to fully equip the boundary of a pentagon-shaped parking zone, where each side of the zone has equal length in meters. The total boundary length will determine the installation costs and number of digital pricing displays required for the dynamic pricing system.
    

    """
    perimeter = 5 * a
    return perimeter