Unit 1c: Proofs, Parallel/Perpendicular Lines

6-1 Justifying Statements

Notes: PowerPoint; SB p. 63-65

"Because I said so!" --> Definitions: Blank; Started

--> Prop. Of Eq. (P.O.E.): Blank; Started

--> Postulates: Blank; Started

--> Theorems: Blank; Started

Assignment:

• P. 65: 4-9 --> Solutions

• P. 71: 1-8 --> Solutions

6-2 Two-Column Proofs

Notes: PowerPoint; SB p. 66-69

Assignment:

• P. 70: 4-8 --> Solutions (Hints: Q5, Q6, Q7)

• P. 71-72: 9-16 --> Solutions (Hint: Q14)

• Challenge Problems --> Solutions

The Parallel Postulate (and Non-Euclidean Geometry)

Note: PowerPoint

Assignment: Supplemental Problems --> Solutions

Interesting Videos: Non-Euclidean Geometry, Playing Sports in Hyperbolic Space, History of Non-Euclidean Geometry

7-1/7-2 Parallel Lines and Angle Relationships

Notes: PowerPoint; Extra Notes Problems --> Solutions

Assignment:

• SB P. 87: 1-12 --> Solutions

• SB P. 87-88: 13-17 --> Solutions

• Challenge Problems 7-1 --> Solutions ; Hints for Proofs

• Challenge Problems 7-2 --> Solutions

7-3 Perpendicular Lines

Notes: PowerPoint

Assignment:

• P. 86: 9-13 --> Solutions

• P. 88: 18-23 --> Solutions

Flippin' Proofs Project

Notes, Handout

8-1/8-2 Equations of Parallel and Perpendicular Lines

Notes , SB p. 89-98

Assignment:

•P. 97: 1-10 --> Solutions

•P. 97-98: 11-21 --> Solutions

•Challenge Problems --> Solutions #Q1,2,4,5; Q6-8 (look at #'s 4, 5, 6); Q3

Problem 12 - Perpendicular Bisector

Test Review --> Solutions (remastered to match new #'s!)

Purple Book Problems from Review --> Book Answers (in pink ink)