G.CO.9 Vertical Angles and Linear Pair Conjectures
Definitions Vs. Conjectures
The definitions of vertical angles and linear pairs refer to their locations in a diagram. The conjectures refer to conclusions you can draw about their measurements.
Write the definition of vertical angles.
Write the definition of linear pair of angles.
Vertical Angle CONJECTURE
Fill in the blank: If two angles are vertical angles, then they are ____________________________.
Linear Pair CONJECTURE
Fill in the blank: If two angles form a linear pair, then they are ______________________________.