A laser pointer is placed on a platform that rotates at a rate of 20 revolutions per minute. The beam hits a wall 8m away, producing a dot of light that moves horizontally along the wall. Let θ be the angle between the beam and the line through the lines through the searchlight perpendicular to the wall. How fast is the dot moving when θ= π/6.

Question

anonymous · Answer

"and the line through the lines through the searchlight"

what?

anonymous · Answer

dont worry about it