Answer to Question #270145 in C for Sherlock

Question

5. Write a C program to calculate area of an equilateral triangle.

Answer 1

#include<stdio.h>
#include <math.h>
int main(){
	float s, area;


   
    printf("Enter side the triangle: ");
    scanf("%f", &s);


   
    area = (sqrt(3) / 4) * (s * s);


    
    printf("Area of equilateral triangle = %.2f sq. units", area);


    return 0;
}