// 三角形类
public class Triangle {
// 高
private int hight;
// 底
private int floor;
// 边长A
private int sideLengthA;
// 边长B
private int sideLengthB;
// 边长C
private int sideLengthC;
// 周长
private int perimeter;
// 构造函数
public Triangle (int hight,int floor,int sideLengthA,int sideLengthB,int sideLengthC) {
this.hight = hight;
this.floor = floor;
this.sideLengthA = sideLengthA;
this.sideLengthB = sideLengthB;
this.sideLengthC = sideLengthC;
this.perimeter = sideLengthA+sideLengthB+sideLengthC;
}
public Triangle () {
}
// 获取周长
public int getPerimeter () {
return this.perimeter;
}
// 计算面积
public int getArea () {
return hight*floor;
}
}
public class TestMain {
public static void main(String args[]) {
Triangle triangle = new Triangle(12,20,10,20,25);
System.out.println("三角形的面积是:"+triangle.getArea());
System.out.println("三角形的周长是:"+triangle.getPerimeter());
}
}