package?com;

public?class?Circle?extends?Graphics?{

	@Override
	public?double?area（double?side）?{
		double?area?=?3.14*side*side;
		return?area;
	}

}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????232??2010-09-18?09:38??testjavaclass\.classpath

?????文件????????389??2010-09-18?09:38??testjavaclass\.project

?????文件????????371??2010-09-18?09:57??testjavaclass\bin\com\Circle.class

?????文件?????????43??2010-09-18?15:13??testjavaclass\bin\com\Config.properties

?????文件???????1058??2010-09-18?15:05??testjavaclass\bin\com\ConfigLoad.class

?????文件????????298??2010-09-18?09:55??testjavaclass\bin\com\Graphics.class

?????文件????????352??2010-09-18?10:41??testjavaclass\bin\com\News.class

?????文件???????1593??2010-09-18?15:19??testjavaclass\bin\com\Print.class

?????文件????????378??2010-09-18?09:59??testjavaclass\bin\com\Rectangle.class

?????文件????????358??2010-09-18?09:58??testjavaclass\bin\com\Square.class

?????文件????????164??2010-09-18?09:57??testjavaclass\src\com\Circle.java

?????文件?????????43??2010-09-18?15:13??testjavaclass\src\com\Config.properties

?????文件????????514??2010-09-18?15:05??testjavaclass\src\com\ConfigLoad.java

?????文件????????120??2010-09-18?09:55??testjavaclass\src\com\Graphics.java

?????文件????????157??2010-09-18?10:41??testjavaclass\src\com\News.java

?????文件???????1180??2010-09-18?15:19??testjavaclass\src\com\Print.java

?????文件????????159??2010-09-18?09:59??testjavaclass\src\com\Rectangle.java

?????文件????????159??2010-09-18?09:58??testjavaclass\src\com\Square.java

?????目錄??????????0??2010-09-18?15:13??testjavaclass\bin\com

?????目錄??????????0??2010-09-18?10:46??testjavaclass\src\com

?????目錄??????????0??2010-09-18?09:53??testjavaclass\bin

?????目錄??????????0??2010-09-18?09:53??testjavaclass\src

?????目錄??????????0??2010-09-18?09:38??testjavaclass

-----------?---------??----------?-----??----

?????????????????7568????????????????????23