Please help, I don’t understand

The perimeter of a picture frame is 24 inches. if the width of the picture frame is 5 inches, what is the length of the picture frame?

3. of all the characters highlighted in the works included in this unit, which one did you relate to or identify with the most in terms of his or her struggles and conflicts? why? what was it about this character that made him or her affect you as he or she did? be sure to point to specific examples from the work to support your response.

From the glass menagerie: "suspended in the mist over berchtesgaden, caught in the folds of chamberlain's umbrella." who was chamberlain? a.paul chamberlain: tom's father b.neville chamberlain: prime minister of great britain. c.pedro chamberlain: amanda's drunkard husband d.cornelius chamberlain: gentleman caller for laura