Choose the solids with approximately equal volumes

Which system of linear inequalites is represented by the graph?

Can someone me with the property questions for 12 13 and 14 plz

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?