Which type of mountain is not formed due to plate collision?

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.

Identify the youngest layer in the figure ( have to click one letter)

Which of the following statements does not describe shi huangdi? a. shi huangdi was the first emperor of the qin dynasty. b. shihuangdi wrote the lunyu, the most important text in confucianism. c. shihuangdi conquered city-states to unite china. d. shihuangdi began the process of building the great wall of china.