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@alcidesjunior
Last active July 11, 2017 00:44
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codigo da coroa circular
public class Main {
public static void main(String[] args){
CoroaCircular cc = new CoroaCircular(10,8);
System.out.println(cc.calAreaCC());
}
}
public class AreaCirculo{
public double calcArea(double raio){
return Math.pow(raio,2)*(Math.PI);
}
}
public class CoroaCircular extends AreaCirculo{
private double raioMaior, raioMenor;
private double pi = 3.14;
public CoroaCircular(double r1, double r2) {
this.raioMaior = r1;
this.raioMenor = r2;
}
public double calAreaCC(){
return super.calcArea(this.raioMaior) - super.calcArea(this.raioMenor);
}
}
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