The author's main purpose in this excerpt is to show that

Which is an example of an emotional cost of violence on society as a whole?

possible criminal record

tendency to replay the event over and over

billions of dollars in healthcare costs

draw a angle for example the 90° angle the vertex is the middle so put a letter there and other letters at the x and y axes of the angle when ever u wright the letters together for example < abc (the lest than sign is how u wright it) b will always be in the middle no matter what b is the vertex also

hope that !

xoxo annarose~

right angles are formed by perpendicular lines. if the lines would extend, to make two intersecting lines, they would form four right angles.