Question: 
Write a function to calculate the perimeter of a regular polygon.


Model's Code:
def perimeter_polygon(sides, length):
    return sides * length



Sample Correct Code:
from math import tan, pi
def perimeter_polygon(s,l):
  perimeter = s*l
  return perimeter


Asserts:
assert perimeter_polygon(4,20)==80
assert perimeter_polygon(10,15)==150
assert perimeter_polygon(9,7)==63


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 789 of 974: 598/789 (75.79214195183776%): success