Use the graphing calculator to locate the solutions of this system of equations: y = x2 + x – 2 y = –x + 1 What are the solutions? (–3, 4) and (0,1) (–3, 4) and (–1,0) (3, –4) and (1,0) (–3, 4) and (1,0)

In the 30-60-90 triangle below side s has a length of and side r has a length

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

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