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Area of Circle in Python

Python program to get radius of circle and find area of circle.

Sample Input 1:

4

Sample Output 1:

50.24

Program or Solution

					    
							
r=int(input("Enter the radius:"))
area=3.14*r*r
print("area: {}".format(area))

					    
					

Program Explanation

get th radius of a circle using input() method calculate area = pi * r * r