1. Geom2­6hour3.notebook September 26, 2011
BELL WORK: p.87 #9
Agenda for the Day:
• 2.5 homework questions
• 2.6 ­ Multiplication and Division Properties
• exit slip
• homework ­ if time permits
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2. Geom2­6hour3.notebook September 26, 2011
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3. Geom2­6hour3.notebook September 26, 2011
By the end of today's class, you should be able to:
Recognize and use the Multiplication and Division Properties of
segment lengths and angle measures in 2­column proofs.
Use the Multiplication and Division Properties to compute lengths
of segments and measures of angles.
2.6 ­ Multiplication and Division Properties
Given: B, C, X, and Y
AB = WX = 3
W X Y Z
A B C D
What can we conclude about AD and WZ?
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4. Geom2­6hour3.notebook September 26, 2011
Given: OK and PS are angle bisectors
JKO = 350
N
O M
J
S
P
K R
What can we conclude about JKM and NPR?
Multiplication Property: If segments (or angles) are congruent,
their like multiples are congruent.
Division Property: If segments (or angles) are congruent,
their like divisions are congruent.
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5. Geom2­6hour3.notebook September 26, 2011
p.90 #1
GIVEN: M O P
N R S
PROVE:
p.91 #3 K J
M
GIVEN:
PROVE: F G H
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6. Geom2­6hour3.notebook September 26, 2011
p.91 #4 N T S R
GIVEN:
1 3
PROVE:
O P
Multiplication Property:
Division Property:
On a scale of 1­5, rate your confidence in section 2.6.
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7. Geom2­6hour3.notebook September 26, 2011
EXIT SLIP: p.91 #1
HOMEWORK: p.92 #2,3,4,6,8
due Friday
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