The process of actually finding the radius is actually pretty simple - take and put the flashlight near your eye and alongside your head and shine it onto the glass so that you can see the reflection of the light from the flashlight.
(The process of actually finding the radius; is actually; pretty simple - take) (The process of actually finding the radius; put; the flashlight; near your eye and alongside your head) (you; can see; the reflection of the light from the flashlight)
The process of actually finding the radius The process of actually finding the radius you
is actually put can see
pretty simple - take
the flashlight near your eye and alongside your head
the reflection of the light from the flashlight