What is the length of the rectangle?

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?