Nina completed a third of her homework problems. but one-half of all the problems she solved had incorrect answers. if 7 of the problems she solved had correct answers, then how many problems are in her homework?

The graph shows the function f(x) = (2.5)x was horizontally translated left by a value of h to get the function g(x) = (2.5)x–h.

What is the measure of the smallest angle in the diagram? 15 29 32 45

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