In the diagram below, rectangle abcd has vertices whose coordinates are A(7,1), B(9,3), C(3,9), and D(1,7). What is the perimeter?

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?

Solve the formula ax+ by = c for x.

(50 points) drag each description to the correct location on the table. each description can be used more than once. some systems of equations and their graphs are given in the table. for each system, place the description(s) in the box that correctly describe the type of system shown. :