OUR Math 8.1.9.4 Cool-down: Finding Missing Measurements
Points A', B', and C' are the images of 180-degree rotations of A, B, and C, respectively, around point O.
![Points A', B', and C' are the images of 180-degree rotations of A, B, and C, respectively, around point O.](https://stage.geogebra.org/resource/t7gts5wz/0pxd3Zk3kDn86LlI/material-t7gts5wz.png)
1.
Answer each question and explain your reasoning without measuring segments or angles. Name a segment whose length is the same as segment AO.
2.
Answer each question and explain your reasoning without measuring segments or angles. What is the measure of angle A'OB'?