Write a c program to find the volume and surface area of cuboids

C program for area of a cuboids







Formula of surface area of cuboids:

Surface_area = 2 *(w*l + l*h + h*w)



Formula of volume of cuboids:

Volume = w * l * h



Space diagonal of cuboids:

Space_diagonal = v (w*w + l*l + h*h)



C code:



#include



int main(){



float w,l,h;

float surface_area,volume,space_diagonal;



printf("Enter size of width, length and

Write a c program to find the volume and surface area of a cube

C
program for area of a cube








Formula of surface
area of cube:

Surface_area = 6 * a2



Formula of volume
of cube:

Volume = a3



C code:



#include



int main(){



float a;

float
surface_area,volume;



printf("Enter
size of any side of a cube : ");

scanf("%f",&a);



surface_area
= 6 * (a * a);

volume
= a * a * a;



printf("Surface
area

Write a c program to find the area of a trapezium

C
program for area of a trapezium








Formula of
area of trapezium:



Area = (1/2) * (a + b) * h



C code:



#include



int main(){



float b1,b2,h;

float area;



printf("Enter the size of two bases and height of the trapezium : ");

scanf("%f%f%f",&b1,&b2,&h);



area
= 0.5 * ( b1 + b2 ) * h ;



printf("Area of trapezium
is: %.3f",area);

Write a c program to find the area of a right angled triangle

C
program for area of right angled triangle








Formula of
area of right angled triangle:



Area = (1/2) * height * width



C code:



#include



int main(){



float h,w;

float area;



printf("Enter
height and width of the right angled triangle : ");

scanf("%f%f",&h,&w);



area
= 0.5 * h * w;



printf("Area of
right angled triangle is: %.3f",area

Write a c program to find the area of an equilateral triangle

C
program for area of equilateral triangle








Formula of
area of equilateral triangle:

Area = (v3)/4 * a2



C code:



#include

#include



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);

Write a c program to find the area of a rectangle

C
program for area of a rectangle



Formula of
area of rectangle:



Area = length * width



C code:



#include



int main(){



float l,w;

float area;



printf("Enter
size of each sides of the rectangle : ");

scanf("%f%f",&l,&w);



area
= l * w;

printf("Area of
rectangle is: %.3f",area);



return 0;

}



Sample
output:



Enter size of each

Write a c program to find the area of a triangle

C
program for area of a triangle







Formula of
area of any triangle:



Area = v(s*(s-a)*(s-b)*(s-c))

Where s = (a + b + c)/2



C code:



#include

#include



int main(){



float a,b,c;

float s,area;



printf("Enter
size of each sides of triangle");

scanf("%f%f%f",&a,&b,&c);



s
= (a+b+c)/2;

area
= sqrt(s*(s-a)*(s-b)*(s-c));