Kim wants to put a small fence in the shape of a circle around a tree in her backyard. she wants the radius of the circle to be 2 feet, leaving room to plant flowers around the tree. how many of fencing does she need to buy if it is sold by the foot? use 3.14 to approximate

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8