Free points+5 stars+thanks(must answer the question)

DO u see abs

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

Will mark brainliest, , and, rate to the best answercompare the wins-to-losses ratios for the teams.