day09-继承抽象案例--图形
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package com.inmind.test08;
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public class Circle extends Shape{
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public Circle(double radius){
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super(radius);
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}
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@Override
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public double getArea() {
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return Math.PI*getRadius()*getRadius();
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}
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@Override
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public double getZC() {
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return 2*Math.PI*getRadius();
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}
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}
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