Draw the picture and answer the questions APK Draw the picture and answer the questions
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.
m n Like train tracks Like layers of a cake p Like a highway overpass Like a street crossing train tracks
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
Guided-Pair Share-White Boards
Let’s see how you did… G H
What is our Objective?
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
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
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
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
CFU https://edpuzzle.com/media/59c917564357ed2c736e568b
Performance Task There are 4 sets There are 2 sets There are 2 sets
What was our objective today???
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