The average rate of increase of the profits between 2010 and 2011 is $_ nothing per year.

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

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

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.