public class Polygon { private double sideLength; private int sides; private String shape; public double getArea () { int n = sides; double a - sideLength; return ((a * a * n) / (4 * Math.tan((180 / n) * 3.14159 / 180))); public void setPolygon (double sl, int sd, String sh) { sideLength=sl; sides=sd; shape-sh; public Polygon (double sl, int sd, string sh){ sides-sd; sideLength-sl; shape-sh; public String getShape 0 { return (shape); } public int getSides () { return (sides); } public double getLength () { return (sideLength); } Write a static method named find that takes as a parameter an array of type Polygon named list. The method should count and return the number of polygons that have 5 sides. The method prototype is public static int find (Polygon [] list); Note: assume the array is already declared, populated with data in the main method and ready to be used.
public class Polygon { private double sideLength; private int sides; private String shape; public double getArea () { int n = sides; double a - sideLength; return ((a * a * n) / (4 * Math.tan((180 / n) * 3.14159 / 180))); public void setPolygon (double sl, int sd, String sh) { sideLength=sl; sides=sd; shape-sh; public Polygon (double sl, int sd, string sh){ sides-sd; sideLength-sl; shape-sh; public String getShape 0 { return (shape); } public int getSides () { return (sides); } public double getLength () { return (sideLength); } Write a static method named find that takes as a parameter an array of type Polygon named list. The method should count and return the number of polygons that have 5 sides. The method prototype is public static int find (Polygon [] list); Note: assume the array is already declared, populated with data in the main method and ready to be used.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
consider the following class to write the method shown below
(I'm using java launguage).
![public class Polygon {
private double sideLength;
private int sides;
private String shape;
public double getArea () {
int n = sides;
double a
sideLength;
return ((a * a * n) / (4 * Math.tan((180 / n) * 3.14159 / 180));
public void setPolygon (double sl,
sideLength=sl;
int sd, String sh){
shape-sh;
sides=sd;
public Polygon (double sl, int sd, String sh) {
sides-sd;
sideLength=sl;
shape sh;
public String getShape () ( return (shape); }
public int getSides () { return (sides); )
public double getLength () { return (sideLength); }
Write a static method named find that takes as a parameter an array of type Polygon named list. The method should count and
return the number of polygons that have 5 sides.
The method prototype is public static int find (Polygon [] list);
Note: assume the array is already declared, populated with data in the main method and ready to be used.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F007f63f5-df7e-4bef-a8f3-ceeb28011e6b%2F2b0b0aaf-ecb0-4f6b-af22-a45abd315477%2Fqifvor_processed.jpeg&w=3840&q=75)
Transcribed Image Text:public class Polygon {
private double sideLength;
private int sides;
private String shape;
public double getArea () {
int n = sides;
double a
sideLength;
return ((a * a * n) / (4 * Math.tan((180 / n) * 3.14159 / 180));
public void setPolygon (double sl,
sideLength=sl;
int sd, String sh){
shape-sh;
sides=sd;
public Polygon (double sl, int sd, String sh) {
sides-sd;
sideLength=sl;
shape sh;
public String getShape () ( return (shape); }
public int getSides () { return (sides); )
public double getLength () { return (sideLength); }
Write a static method named find that takes as a parameter an array of type Polygon named list. The method should count and
return the number of polygons that have 5 sides.
The method prototype is public static int find (Polygon [] list);
Note: assume the array is already declared, populated with data in the main method and ready to be used.
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