package?com.mingrisoft.math;

public?class?MathUtil?{
????public?static?void?main（String[]?args）?{
????????System.out.println（“30°的正弦值：“?+?Math.sin（Math.PI?/?6））;//?計算30°的正弦值
????????System.out.println（“30°的余弦值：“?+?Math.cos（Math.PI?/?6））;//?計算30°的余弦值
????????System.out.println（“30°的正切值：“?+?Math.tan（Math.PI?/?6））;//?計算30°的正切值
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????232??2010-09-11?17:01??.classpath
?????文件?????????379??2010-09-11?17:01??.project
?????文件?????????923??2013-11-21?08:41??bin\com\mingrisoft\math\MathUtil.class
?????文件?????????383??2010-09-11?17:01??src\com\mingrisoft\math\MathUtil.java