Which graph shows the image being rotated 90°?

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

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?

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