name: date: foundations of mathematics 11 chapter 3- acute ... · 3.4 part 2 - sine or cosine word...

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Name: ______________________ Date: ___________________ Foundations of Mathematics 11 Chapter 3- Acute Triangle Trigonometry 3.4 Solving Problems Using Acute Triangles Sine or Cosine Law?? GOAL: Solve problems using the primary trigonometric ratios and the sine and cosine law.

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Page 1: Name: Date: Foundations of Mathematics 11 Chapter 3- Acute ... · 3.4 Part 2 - Sine or Cosine Word Problems Basic Trig Ratios SOH CAH TOA Geometry Rules Angles in a triangle = 180

Name: ______________________ Date: ___________________

Foundations of Mathematics 11

Chapter 3- Acute Triangle Trigonometry 3.4 Solving Problems Using Acute Triangles

Sine or Cosine Law??

GOAL: Solve problems using the primary trigonometric ratios and the sine and

cosine law.

Page 2: Name: Date: Foundations of Mathematics 11 Chapter 3- Acute ... · 3.4 Part 2 - Sine or Cosine Word Problems Basic Trig Ratios SOH CAH TOA Geometry Rules Angles in a triangle = 180

Decide on which law to use: SINE or COSINE LAW

1. 2.

3. 4.

Page 3: Name: Date: Foundations of Mathematics 11 Chapter 3- Acute ... · 3.4 Part 2 - Sine or Cosine Word Problems Basic Trig Ratios SOH CAH TOA Geometry Rules Angles in a triangle = 180

Page 4: Name: Date: Foundations of Mathematics 11 Chapter 3- Acute ... · 3.4 Part 2 - Sine or Cosine Word Problems Basic Trig Ratios SOH CAH TOA Geometry Rules Angles in a triangle = 180

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