Find the measure of the angles and arcs

Which statement is true? n is a point of tangency on circle p. pt is a secant of circle p. is a secant of circle p. vu is a tangent of circle p.

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost