Identify%20congruent%20angles

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EXAMPLE 1
Identify congruent angles
SOLUTION
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Warm Up

• Identify the name of the angle pair
• ?4 and ? 8
• ? 3 and ? 6
• ? 2 and ?6
• ?3 and ?7
• ?5 and ?8
• ?3 and ?4

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3.2 Using Parallel Lines Transversals

• Patty Paper

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Lesson 3.2 Postulates Theorems
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3.2 Using Parallel Lines Transversals

• State the transversal that forms each pair of
  angles.
• B. Then identify the special angle name for each
  pair of angles.

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If the
Find
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EXAMPLE 2
Use properties of parallel lines
SOLUTION
Consecutive Interior Angles Theorem
Combine like terms.
Subtract 120 from each side.
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for Examples 1 and 2
GUIDED PRACTICE
Vertical Angles Congruence Theorem.
Corresponding Angles Postulate.
Alternate Exterior Angles Theorem
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for Examples 1 and 2
GUIDED PRACTICE
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EXAMPLE 4
Solve a real-world problem
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EXAMPLE 4
Solve a real-world problem
SOLUTION
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Daily Homework Quiz
What theorem justifies each statement?
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Daily Homework Quiz
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Daily Homework Quiz