Amber, a very fit snail, moved 7/9 yard in an hour. she challenged the other snails to try to do better. willy moved 4/5 as gar as amber. how far did willy move

Find the difference in area between the circle and the triangle. click on the answer until the correct answer is showing.possible answers: a = 4 pi - 8a = 9 pi - 9/2 √3a = 16/3 pia = 16a = 27 pi