AN UNBIASED VIEW OF ONE UP CONES

The "base radius" of the round cone could be the radius of its base; normally this is just known as the radius in the cone. The aperture of the proper circular cone is the utmost angle involving two generatrix traces; In case the generatrix would make an angle θ to your axis, the aperture is twoθ. In optics, the angle θ is called the 50 percent-