Find the total area of a round section of land that has a 2.5 foot wide enclosure of pebbles surrounding a round garden of flowers.

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

You put the following items into your rucksack. ham 600 g cheese 380 g tomatoes 270 g how much do all the ingredients weigh in total?

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle