Class “Dodecagon” Program plan: Create an interface “Shape”, Declare the methods “getArea()”, and “getPerimeter()”. Create a class “Dodecagon”, Declare the variable. Define the constructor to assign the initial value. Define the method “getArea ()” to return the area calculated using the formula. Define the method “getPerimeter ()” to return the perimeter calculated using the formula. Define the method “main()”, Construct “Dodecagon” object. Print the value returned from the method “getArea()”. Print the value returned from the method “getPerimeter()”.

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Answer 1

Question

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

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Answer 2

Question

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

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Answer 3

Question

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

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Answer 4

Question

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

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Answer 5

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

Answer 6

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

Answer 7

Chapter 9, Problem 17E

Program Plan Intro

Class “Dodecagon”

Program plan:

Create an interface “Shape”,

Declare the methods “getArea()”, and “getPerimeter()”.

Create a class “Dodecagon”,

Declare the variable.

Define the constructor to assign the initial value.

Define the method “getArea ()” to return the area calculated using the formula.

Define the method “getPerimeter ()” to return the perimeter calculated using the formula.

Define the method “main()”,

Construct “Dodecagon” object.

Print the value returned from the method “getArea()”.

Print the value returned from the method “getPerimeter()”.

Answer 8

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Answer 9

Expert Solution & Answer

Answer 10

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Answer 11

Ch. 9.1 - Prob. 1SCP Ch. 9.1 - Prob. 2SCP Ch. 9.1 - Prob. 3SCP Ch. 9.2 - Prob. 4SCP Ch. 9.2 - Prob. 5SCP Ch. 9.2 - Write a constructor for the UndergraduateStudent...Ch. 9.2 - Prob. 7SCP Ch. 9.2 - Prob. 8SCP Ch. 9.2 - Suppose the Truck code from the previous problem...Ch. 9.3 - Consider the following classes: public class...

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