import math
# Get the radius from the user
radius = float(input("Enter the radius of the circle: "))
# Calculate the area of the circle using the formula: A = π * r^2
area = math.pi * radius**2
# Print the result
print(f"The area of the circle with radius {radius} is: {area}")
Output:
Enter the radius of the circle: 5
The area of the circle with radius 5.0 is: 78.53981633974483