Which of the following correctly describes the quotient of two rational numbers?

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2