Here is one class:

public class circle {

// private instance variable
private double radius = 1;
private string color = "red";

// default constructor w/out an argument
public circle() {
}

// constructor that takes in double argument which is assigned to radius
public circle(double r) {

radius = r;
}
public circle (double r, string c){

}

// public method "getradius"
public double getradius() {
return radius;
}

Mariah was working on a multimedia presentation that included both video and audio files. the file was huge, and she wanted to send it to her coworker in another office. she needed to reduce the size of the file so that it could be transmitted faster. the utility she used to do this was

1. which of the following is a search engine? a) mozilla firefox b)internet explorer c)google d)safari 2. which of the following statements is true? a) all search engines will provide the same results when you enter the same query. b) all search engines use the same amount of advertisements. c) some search engines are also browsers. d) search engines often provide different results, even when you enter the same query.

Which of the following is not a source of sustainable raw materials? a) coal mine b) flick of sheep c) cotton plantation d) line forest.