Rover the dog is on a 30-ft leash. One end of the leash is tied to Rover, who is 2 feet tall. The other end of the leash is tied to the top of a 6-foot pole. How far can Rover roam from the pole? Explain. 4. What length ribbon will you need to stretch from the top of a 25-pole to a spot on the ground that is 10 feet from the bottom of the pole? Explain.