Gael uses 5 centimeters of string to hang each decoration of gale hangs 2 decorations , how much string does he use

Kevin and randy muise have a jar containing 78 coins, all of which are either quarters or nickels. the total value of the coins in the jar is $13.90. how many of each type of coin do they have?

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

Which of the following represents the range of the graph of f(x) below