Part B Complete the table to find the rule for the rotation, the coordinates of triangle ABC, and the coordinates of the rotated Image, triangle A'B'C'.

What is the value of x? enter your answer in the box.

What is the domain of the step function f(x)=[2x]-1?

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis