Solve for x in the diagram.
7x + 3

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180