(03.04) Calculate the average rate of change for the given graph from x = -2 to x = 0 and select the correct answer below. parabolic function going up from the left through the point negative two comma negative one and turning at the point negative o Courtesy of Texas Instruments (2 points) a 0 b 1 c -1 d -2

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