java编写程序计算半径为10的圆的面积,计算公式为3.14*半径*半径
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解决时间 2021-11-11 17:50
- 提问者网友:轮囘Li巡影
- 2021-11-11 12:13
java编写程序计算半径为10的圆的面积,计算公式为3.14*半径*半径
最佳答案
- 五星知识达人网友:一把行者刀
- 2021-11-11 12:20
public class Area {
public static void main(String[] args) throws Exception {
double r = 10;
double area = 3.14 * r * r;
System.out.println(area);
}
}
public static void main(String[] args) throws Exception {
double r = 10;
double area = 3.14 * r * r;
System.out.println(area);
}
}
全部回答
- 1楼网友:酒醒三更
- 2021-11-11 14:15
public class Test {
public static void main(String[] args) {
double area = 0;
area = 3.14*10*10;
System.out.println(area);
}
}
public static void main(String[] args) {
double area = 0;
area = 3.14*10*10;
System.out.println(area);
}
}
- 2楼网友:妄饮晩冬酒
- 2021-11-11 13:01
public class Area{
public static void main(String[] args)
{
double r = 10;
double area = getArea(r);
System.out.println("Area is " + area);
}
public static double getArea(double radius)
{
final double Pi = 3.14;
double area = radius * radius * Pi;
return area;
}
}
public static void main(String[] args)
{
double r = 10;
double area = getArea(r);
System.out.println("Area is " + area);
}
public static double getArea(double radius)
{
final double Pi = 3.14;
double area = radius * radius * Pi;
return area;
}
}
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