public bool isEqual(_2DShape a, _2DShape b)
{
if (a.area == b.area)
{
return(true);
}
else
{
return(false);
}
}
public void shrink(_2DShape shape, int shrinkBy)
{
shape.area /= shrinkBy;
}
public double findDifference(_2DShape a, _2DShape b)
{
return(a.area - b.area);
}
public void grow(_2DShape shape, int growBy)
{
shape.area *= growBy;
}