Welcome JOHN PAUL THE GREAT ACADEMY

Welcome JOHN PAUL THE GREAT ACADEMY

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*Time*Sept. 10, 2012

*from:*Albarado, Kyle

*to:*Advanced Math 2

Lesson 7.1: Trigonometrical Ratios of an Obtuse Angle (cont.)

**Objectives**

- Define and use sin, cos, and tan on coordinate plane
- Express trig functions for obtuse angles in terms of trig functions

**Key Concepts**

*trig functions, angles, radians*

**Homework**

Exercise 7.2: 1 (all), 2 (all)

Lesson 7.2: Cosine Rule

**Objectives**

- Define and use sin, cos, and tan on coordinate plane
- Express trig functions for obtuse angles in terms of trig functions
- Solving problems using cosine rule

**Key Concepts**

*cosine rule*

**Homework**

Exercise 7.2: 1-2

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