# How do you calculate surface area in Java?

Contents

Surface Area of a Cylinder = 2πr² + 2πrh (Where r is a radius and h is the height of the cylinder).

## What is the formula for surface areas?

Variables:

Surface Area Formula Surface Area Meaning
SA=2B+Ph Find the area of each face. Add up all areas.
SA=B+12sP Find the area of each face. Add up all areas.
SA=2B+2πrh Find the area of the base, times 2, then add the areas to the areas of the rectangle, which is the circumference times the height.

## How do you find the surface area of a sphere in Java?

Java Program

1. public class shpere{
2. public static void main(String args[])
3. {
5. double pie=3.14285714286;
7. System.out.println(“Surface area of sphere=”+area_sphere);
8. }

## How do you calculate the area of a cylinder in Java?

JAVA

1. public class test.
2. {
3. public static void main(String args[])
4. {
5. float r, h, surfacearea;
6. r = 2;
7. h = 5;
8. surfacearea = (22*r*(r+h))/7;

## How do you find the surface area of a cube in Java?

Surface Area of a Cube = 6l² (Where l is the Length of any side of a Cube). Area of a square = l² Since the Cube made of 6 equal squares, Surface Area of a Cube = 6l²

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## What is the surface area of the sphere?

And the formula for the surface area of a sphere of radius R is 4*Pi*R2.

## How do you find the area and volume of a sphere in Java?

Java Program

1. public class sphere{
2. public static void main(String args[])
3. {
5. double pie=3.14285714286;
7. System.out.println(“Volume of the sphere=”+volume);
8. }

## What is the surface area of the cylinder?

A cylinder’s volume is π r² h, and its surface area is 2π r h + 2π r².

## How do you find the surface area of a solid cylinder?

The formula to calculate the total surface area of a cylinder is given as, the total surface area of cylinder = 2πr(h + r), while the curved surface area of cylinder formula is, curved/lateral surface area of cylinder = 2πrh, where ‘r’ is the radius of the base and ‘h’ is the height of the cylinder.

## How do you find the area and perimeter of a rectangle in Java?

Logic to find perimeter and area of a rectangle

1. Input length and width of rectangle from user. …
2. Apply formula to calculate rectangle perimeter i.e. perimeter = 2 * (length + width) .
3. Apply formula to calculate rectangle area i.e. area = length * width .
4. Finally, print the value of perimeter and area .

## How do I find the surface area of a square?

How to find the area of a square – formulas. The area of a square is the product of the length of its sides: area = a * a = a² , where a is a square side.

## What is the surface area of rectangle?

You can use the following formula to find the area of a rectangle. Step 1: Multiply the length by the width. Step 2: L X W , where L is the length and W is the width. A square which is also a type of rectangle with all equal sides.

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