The program below is able to calculate the area of a circle inscribed in a Square. 
<h3>What is a program?</h3>
A program is a set of instructions given to the computer with specific end results in mind.
<u>Sample program in Java
</u>// Java Program to find the area of
// an inscribed circle in a square.
import java.io.*;
 
class GFG {
     
    static double PI = 3.14;
     
    // Function to find area of an
    // inscribed circle in a square.
    static double areaOfInscribedCircle(float a)
    {
        return ( PI / 4 ) * a * a;
    }
 
    // Driver code
    public static void main (String[] args)
    {
        float a = 8;
     
        System.out.println("Area of an inscribed"
        + " circle: " + areaOfInscribedCircle(a));
    }
}
Learn more about programs at :
brainly.com/question/1538272
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