Arrowheads show lines are parallel. A straight line that cuts a pair of parallel lines is called an intersecting transversal ... angles that are equal. The lines make an X shape. Co-interior ...

Two congruent angles are simply pairs of angles with equal measures. You can find congruent angles examples ... corners of the transversal line. This theorem dictates that the supplementary ...

On parallel lines, alternate (Z) angles are equal. On parallel lines, corresponding (F) angles are equal. On parallel lines, interior ... lines is called a transversal. Lines of equal length ...