Upload
others
View
1
Download
0
Embed Size (px)
Citation preview
1
Parallel Lines
Topic Pages in Packet Assignment:
(Honors TXTBK)
Angles formed by Parallel
Lines
Pages 2-5 Pages 231-232
#5,7,10,11,13,22
Proving Parallel Lines Pages 6 – 9 Pages 220-221 #’s
13,14,18,20,21,23
Page 232#16,20
Parallel Lines Proof Pages 10- 12 Pages 231-233 #’s
15,19,20,24,27
Parallel Lines Proof Pages 13-16 Finish the Proofs in the
packet
Parallel Lines Proofs TEST:
November 22, 2010
2
Name: ______________________________________Date: _______ Per.: ____
Parallel Lines Unit Day 1
Theorem #1: Alternate Interior Angles Theorem
Theorem #2: Alternate Exterior Angles Theorem
Theorem #3: Corresponding Angles Theorem
Theorem #4: Same Side Interior Angles Theorem
Theorem #5: Same Side Exterior Angles Theorem
3
Here are some other theorems that are used with Parallel Lines
Theorem:
Theorem:
1. Find each angle measure:
a) ABC
b) DCE
c) FCB
4
2. If c d, find the m .
3. Find x and y in the diagram.
4.
5
Proof
5.
6
Name: ______________________________________Date: _______ Per.: ____
Parallel Lines Unit Day 2
Proving Lines Parallel
Warm - Up
7
In each case, state the theorem that proves the angles are congruent or supplementary given
that the lines are parallel.
1) 2) 3)
4) 5) 6)
In each case, use the converse that proves a || b.
1) 2) 3)
4) 5) 6)
1
1
2
2
1
2
1
2
1
2
1
2
1
1
2
2
1
2
1
2
1
2
a
b
a
b
a
b
a
b
a
b
a
b
1
2
8
Proofs
7. Given: 1 2
3 1
Prove: XY || WV
8. Given: 1 is supplementary 3
Prove: a || b
Y
2
1
a
b
3
X
W
V
3
1
2
9
9.
10.
10
Name: ______________________________________Date: _______ Per.: ____
Parallel Lines Unit Day 3
Warm - Up
Ex 1:
11
Ex 2:
Ex 3:
12
Ex 4:
Ex 5:
13
Name: ______________________________________Date: _______ Per.: ____
Parallel Lines Unit Day 4
Warm - Up
14
1.
2.
15
3.
4.
16
5.
Given: Quadrilateral ABCF, BDE, CDF, AFE, bisects and ║
Prove:
D
A F
B C
E