## Unit 1 - Trigonometry & Triangles

Triangles are the most basic closed polygon. 3D images in computer generated graphics revolve around the most basic of 2D shape - the triangle. In this chapter, we will apply our understanding of angles and side-lengths to solve problems, specifically with triangles.

Tues. Feb. 11th

Ratios
Labeling Sides

### 1.2 - Solving Angles & Sides

Lesson File [ Per 2 | Per 3 ]

Mathspace Practice Task (Homework)

(Q's 24 & 25 are thinkers)

Wed. Feb. 12th

Basic Trig 1
Basic Trig 2

### 1.3 - Solving Simple Right Triangle Problems

Thurs. Feb. 13th

Solving a â–³ 1
Solving a â–³ 2

### 1.4 - Applications of Right Triangles

Fri. Feb. 14th

Sample Problem
âˆ  Problems

1.5 - Mid Unit Assessment!

Prepare for a written assessment on the following:

• Pythagorean Theorem
• Labeling triangles and SOH CAH TOA
• Determining side lengths & angles given a right-triangle
• Simple word-problems or right-triangle problems
• May or may not include angle of elevation / depression

Tues. Feb. 18th

Check Mathspace for a word-problem task.

### 1.6 - The Sine Law (Oblique Triangles)

Lesson File [ Per. 2 | Per. 3 ]

Wed. Feb. 19th

Law of Sines

### 1.7 - The Cosine Law

Lesson File [ Per. â‘¡ | Per. â‘¢ ]

Homework: Per. â‘¡ | Per. â‘¢

Thurs. Feb. 20th

Law of Cosines

### 1.8 - Solving Problems Using Trig

Lessons: Sine Law | Cosine Law

Practice: Per. 2 | Per. 3

Mon. Feb. 24th & Tues. Feb. 25th

### Review for Assessment!

Overview of Topics (in class)

Paper Practice (distributed in class)

Mathspace does not provide reviews or extra questions beyond the homework. To prepare for the test you will be given a paper review.

Tues. Feb. 25th & Wed. Feb. 26th