in quadrilateral ABCD mA=x mB=2x mC=3x and mD=4x. Find the value of x and then state which pair of sides of ABCD must be parallel

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’?

Determine the relationship of ab and cd given the following points

Math each whole number with a rational, exponential expression