Welcome to WA 20! The video lessons below follow Mr. Maxwell’s (Mr. MathWell’s) teaching from the Workbook by Pacific Educational Press.

For each section:

- Follow along with the workbook and complete the
**build your skills**practice questions. - Hand in the
**practice your skills**section to your teacher - be prepared for an
**exam**at the end of each chapter.

**Chapter 1 – Slope and Rate of Change**

### Section 1.1 – Slope

### Section 1.2 – Slope / Percent Grade

- 1.2 part 1 -Pythagorean Theorem
- 1.2 part 2 – Percent Grade and Slope
- 1.2 #5 Slope and Proportions question

### Section 1.3 – Rates of Change

- WA 20 1.3 Rate of Change (#1of 2)
- WA 20 1.3 Rates of Change (#2of2)
- WA 20 1.3 #6 Commission as a Rate

**Chapter 2 – Graphing**

### Section 2.1 – Broken Line Graphs

- WA 20 2.1 Broken Line Graphs (#1of3)
- WA 20 2.1 Trends in Graphs (#2of3)
- WA 20 2.1 Misleading Graphs (#3of3)

### Section 2.2 – Bar Graphs

### Section 2.3 – Histograms

### Section 2.4 – Circle Graphs

**Chapter 3 – Surface Area, Volume, and Capacity**

### Section 3.1 – Surface Area of Prisms

- WA 20 3.1 Area and Volume (#1of3)
- WA 20 3.1 Net Diagrams (#2of3)
- WA 20 3.1 Surface Area of Composite Objects (#3of3)

### Section 3.2 – Surface Area of Pyramids, Cylinders, Spheres, and Cones

- WA 20 3.2 Surface Area – Introduction
- WA 20 3.2 Areas of Pyramids and Cones
- WA 20 3.2 Surface Area of Sphere mini lesson
- WA 3.2 Surface Area of Cylinder mini lesson
- WA 20 NET Diagrams!!
- WA 20 Surface Area of a Pyramid Example

### Section 3.3 – Volume and Capacity of Prisms and Cylinders

- WA 20 3.3 Volume of a Prism (#1)
- WA 20 3.3 Volume of Composite objects (#2)
- WA 20 3.3 Volumes of cylinders (#3of3)

### Section 3.4 – Volume and Capacity of Spheres, Cones, and Pyramids

WA 20 Ch 3 Review – Surface Area and Volume of Objects

**Chapter 4 – Trigonometry of Right Triangles**

### Section 4.1 – Solving for Angles, Lengths, and Distances

- WA 20 4.1 (#1of3) Trigonometry Intro
- WA 20 4.1 (#2of3) Trigonometry
- WA 20 4.1 (#3of3) Trigonometry of Right Triangles

### Section 4.2 – Solving Real World Trigonometry Problems

- WA 20 4.2 Solving Complex Trigonometry problems (#1of2)
- WA 20 4.2 3-dimensional Trigonometry questions (#2of2)
- WA 20 4.2 #5 – Angle of Depression Question
- WA 20 Ch 4 Review #3 Area of composite object

- WA 20 4.2 Angle of Elevation and Depression Example
- WA 20 4.2 complex multi-step triangle trigonometry example
- WA 20 4.2 “3-Dimensional triangle” Question

- WA 20 Ch 4 Review (#1of3)
- WA 20 Ch 4 Review (#2of3) – Trigonometry – Sine, Cosine, Tangent
- WA 20 Ch 4 Review (#3of3) – Trigonometry Area Problem

**Chapter 5 – Scale Representations**

### Section 5.1 – Scale Drawings and Models

### Section 5.2 – Two-Dimensional Representations

### Section 5.3 – Three-Dimensional Representations

- WA 20 5.3 (#1of2) 3-D Representations (isometric and perspective drawings)
- WA 20 5.3 (#2of2) 3-D Representations – Exploded View

### Chapter 5 REVIEW

*Floor Plan PROJECT* **Due: Dec 5/23**– view the youtube video “How to make a floor plan using Excel” and complete the asn’t outlined in the document below.

*Floor Plan PROJECT*

- Kahoot! Understanding Scale
- Kahoot! Scale Diagrams
- Kahoot! Isometric Drawings
- Kahhot! Perspective Drawings

**Chapter 6 – Financial Services**

### Section 6.1 – Choosing an Account

Section 6.2 – Simple and Compound Interest

- WA 20 6.2 (#1of3) Simple Interest
- WA 20 6.2 (#2of3) Compound Interest
- WA 20 6.2 (#3of3) Compound interest
- Simple VS Compound Interest (2020)

Section 6.3 – Credit Cards and Store Promotions

- WA 20 6.3 Credit Cards and Store promotions (#1of3)
- WA 20 6.3 Credit Cards (#2of3)
- WA 20 Ch 6 Credit Card Review Question
- WA 20 6.3 In Store Promotions and Down Payments (#3of3)

Section 64 – Personal Loans, Lines of Credit, and Overdrafts