What is the length of the line segment EF?
Enter your answer, as a decimal rounded to the nearest tenth, in the box.
EF =
units
A graph with lines drawn between points A begin ordered pair -3, 4 end ordered pair and B begin ordered pair 2, 4 end ordered pair, points C begin ordered pair 4, 2 end ordered pair and D begin ordered pair 2, 0 end ordered pair, and points E begin ordered pair -3, 1 end ordered pair and F begin ordered pair -1, -2 end ordered pair