Ollie is putting chicken wire on top of the fish pond in her yard to keep the birds out. the pond is 9 feet in diameter. how much chicken wire will she need?

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?