Warm Up 9-29
• Solve for x and prove your answer:
1
5
a
2
3
6
7
b
4
8
Given:
a//b
∠1 = 130
Prove:
∠7 = 50
Announcements
• Test Friday!
• HW:
▫ Pg 21: 26-29
▫ Pg 104-105: 5 & 25-27
Red Folder Full
Statements
Reasons
Round Robin
• In groups of four each person take a turn to
name an angle relationship TYPE (DO NOT SAY
CONGRUENT OR SUPPLEMENTARY)
• NO REPEATS
• If you can not come up with an answer take a
seat
• Last person standing wins
Proof Puzzle for the class
If angles are…
If angles are…
Proof Puzzle Race
• Given the problem below, order your two
column proof in the correct order
Proof Puzzle Race
• Re-order your two column proof as a flow proof
Use a flow chart:
Texas Practice Exam
• Complete texas practice exam