C
program for area of equilateral triangle
Formula of
area of equilateral triangle:
Area = (√3)/4 * a2
C code:
#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;
}
Sample
output:
Enter size of side of the equilateral triangle: 5
Area of equilateral triangle is: 10.825
7. Write a c program to find the area of rhombus.
8. Write a c program to find the area of parallelogram.
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