TOP ONE UP CHOCOLATE BAR PACKAGING SECRETS

The "base radius" of the round cone could be the radius of its base; frequently this is actually called the radius of the cone. The aperture of a ideal round cone is the most angle between two generatrix strains; Should the generatrix tends to make an angle θ on the axis, the aperture is twoθ. In optics, the angle θ is called the 50 %-angle of t