1. Draw the picture and answer the questions
APK
Draw the picture and answer the questions

2. Objectives: Students will analyze and identify angle pairs formed by three intersecting lines.
Why? So you can classify lines in a real world situation.
Mastery is 80% or better on 5-minute checks.

3. m n Like train tracks Like layers of a cake p
Like a highway overpass
Like a street crossing train tracks

4. Skill Develop Identifying Relationships in Space White Boards
Think of each segment in the diagram. Which appear to fit the description?
Parallel to AB and contains D
Perpendicular to AB and contains D
Skew to AB and contains D
Name the plane(s) that contains D and appear to be parallel to plane ABE B C D A F G E H

5. Guided-Pair Share-White Boards

6. Let’s see how you did… G H

7. What is our Objective?

8. Skill Develop Postulate 13: Parallel Postulate
If there is a line and a point not on the line, then there is exactly one line through the point parallel to the given line. P
This is a symbol for lines being parallel
This is another symbol for lines being parallel l

9. Skill Develop Postulate 14: Perpendicular Postulate
If there is a line and a point not on the line, then there is exactly one line through the given point perpendicular to the given line. P l

10. More Vocabulary
All of these relationships refer to position of the angles and have nothing to do with their measure
The following definitions deal with different
angle relationships formed by intersecting lines
corresponding
alternate interior
alternate exterior
consecutive interior
Also referred to as same side interior or SSI angles

11. Guided Identifying Angle relationships
List all pairs of angles that fit the description.
Corresponding
Alternate exterior
Consecutive interior
Alternate interior
There are 4 sets 2 7 2 6 2 6 6 4 4 8 4 8 1 8 1 5 1 5
There are 2 sets 3 7 3 7 5 3
There are 2 sets
There are 2 sets

12. CFU

13. Performance Task
There are 4 sets
There are 2 sets
There are 2 sets

14. What was our objective today???

15. HomeWork
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