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Transcript 
Lesson 1.5 Angle Relationships
Geometry CP
Mrs. Mongold
Adjacent Angles
Vertical Angles
Linear Pair
Examples
• Name a linear pair
Examples
• Name vertical angles
Examples
• Name adjacent angles
Special Note on Vertical Angles
Complementary Angles
Supplementary Angles
Homework
• Pg 45/ 8-13
• Pg 46/23-27
• Pg 47/41-55 odd
Example
Find the measures of two supplementary angles if the
measure of one angle is 6 less than five times the
other angle.
Example
• Find the measures of two complementary
angles if one angle measures six degrees less than
five times the measure of the other.
Perpendicular Lines
ALGEBRA Examples
• Find x so line KO is perpendicular to line
HM
ALGEBRA Examples
• Find x so lines AD and CE are
perpendicular
Homework
• In-class Pg 45-46/ 14-22 even
• Chapter Packet pg 31
T-O-D
• Summarize the lesson by writing a brief
statement about each special pair of
angles discussed in this lesson. Make
sure that you use specific words from the
lesson and draw a labeled picture of each
pair!
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