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• Complementary Angles

• Supplementary Angles

• Vertical Angles

• Congruent Angles

• Complementary Angles

• Supplementary Angles

• Vertical Angles

• Congruent Angles

What kind of angle relationships is shown?

• Complementary and Adjacent
• Supplementary and Adjacent
• Vertical
• Obtuse

What kind of angle relationships is shown?

• Supplementary and Adjacent
• Complementary and Adjacent
• Vertical
• Obtuse

Two angles across from each other on intersecting lines.

• Vertical

• Adjacent

• Obtuse

• Acute

What is one special fact about vertical angles?

• They are congruent, or have the same measure.
• They are NOT congruent, and have different measures.

What angle pair is pictured?

• Alternate Interior Angles
• Supplementary Angles
• Vertical Angles
• Corresponding Angles

What type of angles are these?

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

Which angles are vertical angles?

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o