80 because you find the area of the triangle and subtract it from the area of the rectangle to get 80
• Use slope to graph linear equations in two variables.
• Find the slope of a line given two points on the line.
• Write linear equations in two variables.
• Use slope to identify parallel and perpendicular lines.
• Use slope and linear equations in two variables to model and solve real-life problems.
2
$661.6-ish
$661.6432918 to be exact
Not sure if I preformed that correctly though
