Geometry 2.4 Identify Pairs of Lines & Angles · 2016-09-02 · 2.4 worksheet Geo 2.4 Wksht answers...
Transcript of Geometry 2.4 Identify Pairs of Lines & Angles · 2016-09-02 · 2.4 worksheet Geo 2.4 Wksht answers...
Geometry 2.4
Identify Pairs of Lines & AnglesLearning Target:
I can identify angle pairs formed by three intersecting lines
[G-CO.1]
3 46 5
7 810 9
Parallel lines:
Skew lines:
Parallel Planes:
DEFINE ........
rp
s
Name:Parallel lines
Parallel planes
Skew lines
A transversal is a line that intersects two or more coplanar lines at different points.
1 2
3 4
5 6
7 8
t
Interior s
Do Activity!
Exterior s
Corresponding AnglesDescription Picture/Example
Alternate Exterior AnglesDescription Picture/Example
Alternate Interior AnglesDescription Picture/Example
Consecutive (Same-side) Interior AnglesDescription Picture/Example
Classify the pair of numbered angles.
3. 4.
5. 6.
corresponding
alternate exterior
alternate interior
consecutive (same-side) interior
65 4
78 1
23
a) corresponding
______ and ______
______ and _______
______ and _______
______ and _______
d) same-side interior
______ and _______
______ and _______
c) alternate interior
______ and _______
______ and _______
b) alternate exterior
______ and _______
______ and _______
IDENTIFY all pairs of angles of the given type:
Assignment:
2.4 worksheet
Geo 2.4 Wksht answers1. parallel2. perpendicular3. perpendicular4. skew
5. QR or LP6. LP or QR or RS or PN7. LP or QR8. plane SNM
9. corresponding10. alternate-exterior11. same-side interior12. alternate interior13. corresponding14. alternate-interior
15. ∠2 and ∠8, ∠1 and ∠7, ∠3 and ∠5, ∠4 and ∠616. ∠1 and ∠3, ∠ 2 and ∠4 ∠6 and ∠8, ∠5 and ∠7
17. ∠3 and ∠7, ∠2 and ∠618. ∠7 , ∠L, ∠KLM, ∠MLK
L LK and LM, obtuse
19. 90˚, 36˚ 20. 132˚, 48˚21. 7, 28˚, 27˚ 22. 6, 48˚
23. comp: ∠QOP and ∠ROS, supp: ∠POQ and ∠QOS
OR ∠ROS and ∠ROP