¡! the total square footage of mini storage units being rented in a city is graphed to forecast future demand. the scatter plot has a trend line =0.538+9.02 y = 0 . 538 x + 9 . 02 , where x = 0 is the year 2005 and y is the total area rented (in ten thousand square feet) of all mini storage units in the city. if the total area rented continues to increase at the same rate, about how many square feet of mini storage units will be needed by the year 2018?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap