PLEASEE HELPPP !! WILLING TO HELP WITH social studies/history if you can answer

Angle mno is s rotated 180 degrees counterclockwise about the origin to form angle m’n’o’. which statement shows the measure of angle m’n’o’?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square