One. But it is a bit tricky and depends on how you define an edge. Many use the definition of a boundary of a geometric figure. Please see the link to the math forum at Drexel University. There is a lengthy discussion of this topic. A cone has one flat face, one curved face, one vertex and one curved edge. One.
Like most mammals, opossums carry a variety of parasites and diseases harmful to both people and their pets. Control and Removal These pests are mostly transient, but opossums can live under porches, decks, and sheds, startling unsuspecting homeowners.
âWhen left alone, the opossum does not attack pets or other wildlife; he does not chew your telephone or electric wires, spread disease, dig up your flower bulbs or turn over your trash cans. On the contrary, the opossum does a great service in insect, venomous snake, and rodent control. He takes as his pay only what he eats, and maybe a dry place to sleep. The âpossum tolerates our pets, our cars, prodding sticks, rocks and brooms.