Java Online Compiler
Example: Java program to calculate the area of an equilateral triangle
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Main.java
STDIN
Run
// Java program to calculate the area of an equilateral triangle import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); System.out.println("Enter the side of an equilateral triangle::\n"); float s = in.nextFloat(); float a; // s = side // a = area // Calculate area of equilateral triangle a = (float)((Math.sqrt(3) / 4) * (s * s)); // Output System.out.println("\nArea of the equilateral triangle = " + a + " sq. units\n"); } }
7
Output
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