from Circle import Circle
from Rectangle import Rectangle
from Triangle import Triangle
print("Enter the shape\n 1.Circle\n 2.Rectangle\n 3.Triangle")
n = int(input(""))
if n == 1:
rad = float(input("Enter the radius:\n"))
cir = Circle(rad, area=0)
cir.computeArea()
elif n == 2:
print("Enter the length and bradth:")
len = float(input(""))
bre = float(input(""))
rec = Rectangle(len, bre, area=0)
rec.computeArea()
elif n == 3:
print("Enter the base and height:")
base = float(input(""))
height = float(input(""))
tri = Triangle(base, height, area=0)
tri.computeArea()
else:
print("Invalid choice ")
