Find the Sum of G.P Series

Find the Sum of G.P Series

#include 

#include 

#include 

int main()

{

    float a, r, i, last_term, sum = 0;

    int n;

    clrscr();

    printf("Enter the first term of the G.P. series: ");

    scanf("%f", &a);

    printf("Enter the total numbers in the G.P. series: ");

    scanf("%d", &n);

    printf("Enter the common ratio of G.P. series: ");

    scanf("%f", &r);

    sum = (a *(1 - pow(r, n + 1))) / (1 - r);

    last_term = a * (1 - pow(r, n - 1));

    printf("last_term term of G.P.: %f", last_term);

    printf("\n Sum of the G.P.: %f", sum);

    return 0;

    getch();

}

Output

Enter the first term of the G.P. series: 3

Enter the total numbers in the G.P. series: 7

Enter the common ratio of G.P. series: 2

last_term term of G.P.: -189.000000

Sum of the G.P.: 765.000000

Find the Sum of H.P Series

#include 

#include  

void main()

{

    int n;

    float i, sum, term;

    clrscr();

    printf("1 + 1 / 2 + 1 / 3 +......+1 / n \n");

    printf("Enter the value of n \n");

    scanf("%d", &n);

    sum = 0;

    for (i = 1; i <= n; i++)

    {

        term = 1 / i;

        sum = sum + term;

    }

    printf("the Sum of H.P Series is = %f", sum);

    getch();

}

Output

1 + 1 / 2 + 1 / 3 +......+1 / n

Enter the value of n

5

the Sum of H.P Series is = 2.283334

Find Area of a Right Angled Triangle

#include 

#include 

int main()

{

    float height, width;

    float area;

    clrscr();

    printf("Enter height and width of the given triangle:\n ");

    scanf("%f%f", &height, &width);

    area = 0.5 * height * width;

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

    return 0;

    getch();

}

Output

Enter height and width of the given triangle:

 10 15

Area of right angled triangle is: 75.000

Find Area of Trapezium

#include 

#include 

int main()

{

    float a, b, h;

    float area;

    clrscr();

    printf("Enter the value for two bases & height of the trapezium: \n");

    scanf("%f%f%f", &a, &b, &h);

    area = 0.5 * (a + b) * h ;

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

    return 0; 

    getch();

}

Output

Enter the value for two bases and height of the trapezium :

10 15 20

Area of the trapezium is: 250.000

Find Area of Rhombus

#include 

#include  

int main()

{

    float diagonal1, diagonal2;

    float area;

    clrscr();

    printf("Enter diagonals of the given rhombus: \n ");

    scanf("%f%f", &diagonal1, &diagonal2);

    area = 0.5 * diagonal1 * diagonal2;

    printf("Area of rhombus is: %.3f \n", area);

    return 0; 

    getch();

}

Output

Enter diagonals of the given rhombus:

 30 40

Area of rhombus is: 600.000

Find Area of Parallelogram

#include 

#include 

int main()

{

    float base, altitude;

    float area;

    clrscr();

   printf("Enter base and altitude of the given Parallelogram: \n ");

    scanf("%f%f", &base, &altitude);

    area = base * altitude;

    printf("Area of Parallelogram is: %.3f\n", area);

    return 0;

    getch();

}

Output

Enter base and altitude of the given Parallelogram:

 17 19

Area of Parallelogram is: 323.000

Find the Volume and Surface Area of Cuboids

#include 

#include 

#include 

int main()

{

    float width, length, height;

    float surfacearea, volume, space_diagonal;

   clrscr(); 

   printf("Enter value of width, length & height of the cuboids:\n");

    scanf("%f%f%f", &width, &length, &height);

    surfacearea = 2 *(width * length + length * height +

    height * width);

    volume = width * length * height;

    space_diagonal = sqrt(width * width + length * length +

    height * height);

    printf("Surface area of cuboids is: %.3f", surfacearea);

    printf("\n Volume of cuboids is : %.3f", volume);

    printf("\n Space diagonal of cuboids is : %.3f", space_diagonal);

    return 0;

    getch();

}

Output

Enter value of width, length & height of the cuboids :

 22 23 24

Surface area of cuboids is: 3172.000

Volume of cuboids is : 12144.000

Space diagonal of cuboids is : 39.862

Find the volume and surface area of cone

#include 

#include 

#include 

int main()

{

    float radius, height;

    float surface_area, volume;

    clrscr();

    printf("Enter value of radius and height of a cone :\n ");

    scanf("%f%f", &radius, &height);

    surface_area = (22 / 7) * radius * (radius + sqrt(radius * radius + height * height));

    volume = (1.0/3) * (22 / 7) * radius * radius * height;

    printf("Surface area of cone is: %.3f", surface_area);

    printf("\n Volume of cone is : %.3f", volume);

    return 0;

    getch();

}

Output

Enter value of radius and height of a cone :

 6 9

Surface area of cone is: 302.700

Volume of cone is : 324.000

Find Volume and Surface Area of Sphere

#include 

#include 

#include 

int main()

{

    float radius;

    float surface_area, volume;

    clrscr();

    printf("Enter radius of the sphere : \n");

    scanf("%f", &radius);

    surface_area =  4 * (22/7) * radius * radius;

    volume = (4.0/3) * (22/7) * radius * radius * radius;

    printf("Surface area of sphere is: %.3f", surface_area);

    printf("\n Volume of sphere is : %.3f", volume);

    return 0;

    getch();

}

Output

Enter radius of the sphere :

40

Surface area of sphere is: 19200.000

Volume of sphere is : 256000.000

Find the Perimeter of a Circle, Rectangle and Triangle

#include 

#include 

#include 

int main()

{

    float radius, length, width, a, b, c, height;

    int n;

    float perimeter;

    clrscr();

    printf(" \n Perimeter of rectangle \n");

    printf("---------------------------\n");

    printf("\n Enter width and length of the rectangle : ");

    scanf("%f%f", &width,& length);

    perimeter = 2 * (width + length);

    printf("Perimeter of rectangle is: %.3f", perimeter);

    printf("\n Perimeter of triangle n");

    printf("---------------------------n");

    printf("\n Enter the size of all sides of the triangle : ");

    scanf("%f%f%f", &a, &b, &c);

    perimeter = a + b + c;

    printf("Perimeter of triangle is: %.3f", perimeter);

    printf(" \n Perimeter of circle \n");

    printf("---------------------------\n");

    printf("\n Enter the radius of the circle : ");

    scanf("%f", &radius);

    perimeter = 2 * (22 / 7) * radius;

    printf("Perimeter of circle is: %.3f", perimeter);

    printf(" \n Perimeter of equilateral triangle \n");

    printf("---------------------------\n");

    printf("\n Enter any side of the equilateral triangle : ");

    scanf("%f", &a);

    perimeter = 3 * a;

    printf("Perimeter of equilateral triangle is: %.3f", perimeter);

    printf(" \n Perimeter of right angled triangle \n");

    printf("---------------------------\n");

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

    scanf("%f%f", &width, &height);

    perimeter = width + height + sqrt(width * width + height * height);

    printf("Perimeter of right angled triangle is: %.3f", perimeter);

    return 0;

    getch();

}

Output

Perimeter of rectangle

---------------------------

Enter width and length of the rectangle : 12 13

Perimeter of rectangle is: 50.000

Perimeter of triangle

---------------------------

Enter the size of all sides of the triangle : 12 16 18

Perimeter of triangle is: 46.000

Perimeter of circle

---------------------------

Enter the radius of the circle : 10

Perimeter of circle is: 60.000

Perimeter of equilateral triangle

---------------------------

Enter any side of the equilateral triangle : 19 34

Perimeter of equilateral triangle is: 57.000

Perimeter of right angled triangle

---------------------------

Enter the width and height of the right angled triangle : 5 7

Perimeter of right angled triangle is: 73.366

Display Floyd’s triangle

#include 

#include 

main( )

{

    int i, j, k = 1;

    clrscr();

    printf("floyds triangle is\n");

    for( i = 1; k <= 20; ++i )

    {

        for( j = 1; j <= i; ++j )

                printf( "%d ", k++ );

                printf( "\n\n" );

    }

    return 0; 

   getch();

}

Output

floyds triangle is

1

2 3

4 5 6

7 8 9 10

11 12 13 14 15

16 17 18 19 20 21