Jfuir G. 1 Expert Answer
William W. answered • 06/02/22 Experienced Tutor and Retired Engineer
The red line below is the transversal. The black lines are the parallel lines. There are 8 angles produced. All the angles marked "1" are the same. All the angles marked "2" are the same. Even more, if you add any angle 1 with any angle 2 you get 180°. Hope this helps. |