-3/-4 in simplest form

If eh = hg and hg=16, find the diameter of k

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error

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