Angle Pairs in Parallel Lines
This Quick sketch illustrates the relationships between angle pairs in parallel lines.
Credit for creating this activity goes to jelaw https://www.geogebra.org/u/jelaw21
Using the sketch above, identify only one additional set of each angle pair. And also indicate of they are congruent or supplementary. As mundane as this exercise seems, it will be important in establishing the Triangle Sum Theorem which is a KEY theorem in Euclidean Geometry.
Corresponding Angles
Alternate Interior
Alternate Exterior
Consecutive Interior
Consecutive Exterior