The store starts selling another music device Jada is interested In device D, though she does not have enough money to buy it. How much does Device D Cost?

What is the length of bc ? enter your answer in the box. bc =

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Does the point (1, sqrt 7) lie on circle shown.