Download lesson24 vertical angles and linear pairs.notebook

lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Do Now:
Find m ABD and m DBC
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Vertical angles are nonadjacent angles formed by two intersecting lines.
72o
Find all angles in the picture from the given angle.
What do you notice about the angles that are vertical?
Vertical Angles Theorem
If two angles are vertical then they are
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Two adjacent angles form a linear pair if their noncommon sides are on the same line.
What do you think must be true about the measures of
two angles that make a linear pair?
Linear Pair Postulate
If two angles form a linear pair then they are
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Answer these questions with a partner.
If yes, draw a diagram.
If no, explain why not.
1. Can vertical angles form a linear pair?
2. Can two obtuse angles form a linear pair?
3. Can vertical angles be supplementary?
4. Can angles that form a linear pair be congruent?
5. Can you have 1 vertical angle?
6. Can 3 angles form a linear pair?
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Solving Problems with Linear Pairs
If two angles form a linear pair then they are
model equation:
EX1
EX2
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Solving Problems with Vertical Angles
If two angles are vertical then they are
model equation:
Ex1
Ex2
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lesson24 vertical angles and linear pairs.notebook
October 07, 2013
Putting It All Together
HW: p78 #1-55odd
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