The school principal is designing a square courtyard outside of the school, separated into four equal spaces. She wants to know the total area of the courtyard. S = length of one side of each space. What is the total area of each smaller space is 5 feet on each side.

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