Question: How many constructors does the class Rectangle provide? How many methods does the class Rectangle provide? How many instance variables does the class Rectangle have?

  1. How many constructors does the class Rectangle provide?

  1. How many methods does the class Rectangle provide?

  1. How many instance variables does the class Rectangle have?

  1. Briefly explain the purpose of the following two lines of code:

Rectangle aRectangle;

aRectangle = new Rectangle();

  1. The two lines of code can be combined into one. Provide this one line of code:

  1. What method is used to set the width of an instance of the Rectangle class? What data type does it expect as an argument?

  1. What method is used to set the length of an instance of the Rectangle class? What data type does it expect as an argument?

Rectangle - width: double - length: double Rectangle() Rectangle(aWidth:double, aLength:double) +setLength(aLength: +

Rectangle - width: double - length: double Rectangle() Rectangle(aWidth:double, aLength:double) +setLength(aLength: + setWidth(aWidth: double): void + getLength(): double- getWidth(): double + to String(): String- + printMe(): void double): void- Class name Getters List of variables Constructor Setters Other methods

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