{}
print("----------------------------------- Welcome to Area Calculator ------------------------------------ \n")
shape = None
try:
shape = int(input("Please Select Shape (Enter Number to Select): \n [1] Square [2] Rectangle [3] Triangle [4] Circle \n=> "))
except:
print("Invalid Input, Use Numbers to Select Shape")
shape = None
if shape:
if shape == 1:
try:
side = int(input('Enter side Length (in meters): '))
print("Area of Square:", side * side, "sq. m.")
except:
print("Invalid Input, Length can be in numbers only")
elif shape == 2:
try:
side1 = int(input('Enter Length of Rectangle (in meters): '))
side2 = int(input('Enter Breadth of Rectangle (in meters): '))
print("Area of Rectangle:", side1 * side2, "sq. m.")
except:
print("Invalid Input, Length can be in numbers only")
elif shape == 3:
try:
base = int(input('Enter Length of Base of Triangle (in meters): '))
height = int(input('Enter Height of Triangle (in meters): '))
print("Area of Triangle:", (base * height) / 2, "sq. m.")
except:
print("Invalid Input, Length can be in numbers only")
elif shape == 4:
try:
PI = 3.14;
radius = int(input('Enter Radius of Circle (in meters): '))
print("Area of Circle:", PI*radius*radius, "sq. m.")
except:
print("Invalid Input, Length can be in numbers only")
else:
print('Invalid Input! Choose from 1,2,3,4')