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Gets or sets whether the object is visible.
Use this property to show or hide the shape's three-dimensional formatting, or to check whether it is currently displayed.
bool Visible { get; set; }
Property Visible As Boolean
IShape shape = worksheet.Shapes.AddShape(AutoShapeType.Rectangle, 1, 1, 100, 100);
shape.ThreeD.Depth = 7;
shape.ThreeD.Visible = false;
bool visible = shape.ThreeD.Visible;