Java Program for Program to find area of a circle
Area of a circle can simply be evaluated using following formula.
Area = pi * r2 where r is radius of circle
Java
// Java program to find area // of circle class Test { static final double PI = Math.PI; static double findArea( int r) { return PI * Math.pow(r, 2 ); } // Driver method public static void main(String[] args) { System.out.println( "Area is " + findArea( 5 )); } } |
Time Complexity: O(log n) since using inbuilt Math.pow function
Auxiliary Space : O(1)
Please refer complete article on Program to find area of a circle for more details!
Contact Us