triangle.py

# triangle.py
import math

def triangle_perimeter(a, b, c):
    return a + b + c

def triangle_area(a, b, c):
    p = triangle_perimeter(a, b, c) / 2
    x = math.sqrt(p * (p - a) * (p - b) * (p - c))
    return round(x, 2)

def main():
    a = input("Side 1:")
    a = float(a)
    b = input("Side 2:")
    b = float(b)
    c = input("Side 3:")
    c = float(c)
    print("Perimeter:", triangle_perimeter(a, b, c))
    print("Area:", triangle_area(a, b, c))

if __name__ == "__main__":
    main()

# kthxbye