https://docs.google.com/document/d/17WL9Ds5ShL-MCD0SuLLyMTkRcGPCuKdDtoD6HVB7voA/edit?usp=sharing
https://docs.google.com/document/d/1h8nNmgHaURZvrvZrBUHkjzz3DAEcLV_5i2GfoKzr_sE/edit?usp=sharing
Geometry Lab: Multiplying with Negatives
https://docs.google.com/document/d/11b8Aw4WeINnGSzGr7UAA7qLN__Gj9KSNzF54JUFx3gQ/edit?usp=sharing
Geometry Lab:
Geometry: Study Guide