Example 2
- Author:
- Walch Education
- Topic:
- Angles, Parallelogram
Use the parallelogram from Example 1 to verify that the opposite angles in a parallelogram are congruent and consecutive angles are supplementary given that and .
- Extend the lines in the parallelogram to show two pairs of intersecting lines and label the angles with numbers.
- Prove .
- Prove .
- Prove that consecutive angles of a parallelogram are supplementary.