Area of an Equilateral Triangle
Write a c program to find the area of an equilateral triangle
Formula of area of equilateral triangle:
Area = (√3)/4 * a2
#include<stdio.h>
#include<math.h>
int main(){
float a;
float area;
printf("Enter size of side of the equilateral triangle : ");
scanf("%f",&a);
area = sqrt(3)/4*(a*a);
printf("Area of equilateral triangle is: %.3f",area);
return 0;
}
Output:
Enter size of side of the equilateral triangle: 5
Area of equilateral triangle is: 10.825
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