A square park is of side 100 m. A path 5 m wide is made all around the garden inside it. Find the area of the path

Which representation has a constant of variation of -2.5

Can some one explain this i got sent this. is this a threat i’m scared

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