Jonathan has a jar filled with nickels, dimes, and quarters. He has 57 coins in total and the value of those coins is $6.50. If he has 20

nickels, how many dimes and quarters does he have?

(algebra 2)

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units