Triangle abc is rotated to form △a'b'c' .

the coordinates of point a are (1, 1) , the coordinates of point b are (3, 1) , and the coordinates of point c are (1, 4) .

which rotation around the origin results in the transformation of △abc to △a'b'c' ?

a. rotation of 90 degrees
b. rotation of 180 degrees
c. rotation of 360 degrees

41/17 as a decimal rounded to the nearest hundredth

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$