parallel lines cut by a transversal

they form a straight angle measuring

180 degrees

what is <1 and <2 called?

supplementary angles

how about < 3 and < 4 ?

supplementary angle

what is <1 and < 3 called?

vertical angles

how about angle 4 and angle 2?

vertical angle

are vertical angles congruent or supplementary?

congruent

occupy the same position on the top and bottom parallel lines

corresponding angle

what is angle 1 and angle 5 called?

corresponding angles

are on the inside of the two parallel lines and on opposite sies of the transversal

alternate interior angles

what is angle 4 and angle 6?

alternate interior angles

are alternate interior angles supplementary or congurent

congurent

a line segment that intersects two or more lines at different points is called a

transversal

lie on the same side of the transversal

same side angles

lie between the two lines

interior angles