Question

write a program in java for calculating area of circle use scanner classes or buffered reader classes​

Answer 1

Answer:

The program output is also shown below.

1 public class Area.

2 int r;

3 double pi = 3.14, area;

4 Scanner s = new Scanner(System.

5 System. out. print("Enter radius of circle:");

6 r = s. nextInt();

7 area = pi * r * r;

8 System. out. println("Area of circle:"+area);