Chapter 4 - Oblique Triangle Trigonometry
Prescribed Learning Outcomes
B3 - Solve problems that involve the cosine law and the sine law, including the ambiguous case
Videos
4.1 Exploring the Primary Trigonometric Ratios of Obtuse Angles
4.2 Proving and Applying the Sine and Cosine Laws for Obtuse Triangles
4.3 The Ambiguous Case of the Sine Law
4.4 Solving Problems Using Obtuse Triangles
Homework Solutions
4.1 solutions
4.2 solutions
4.3 solutions
4.4 solutions
B3 - Solve problems that involve the cosine law and the sine law, including the ambiguous case
Videos
4.1 Exploring the Primary Trigonometric Ratios of Obtuse Angles
4.2 Proving and Applying the Sine and Cosine Laws for Obtuse Triangles
4.3 The Ambiguous Case of the Sine Law
4.4 Solving Problems Using Obtuse Triangles
Homework Solutions
4.1 solutions
4.2 solutions
4.3 solutions
4.4 solutions