If a hospital patient is given 50 milligrams of medicine, which leaves the bloodstream at 10% per hour, how many milligrams of medicine will remain in the system after 6 hours? use the function a(t) = iert.
12.39 mg

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