Foundations 20 – Unit 5 – Notes Booklet
Foundations 20 – Unit 5 – Portfolio
Lesson 1 – Primary Trigonometric Ratios of Obtuse Angles
Lesson 1 – Video
Lesson 1 Homework: Page 163 #1, 2, 3, 4
Lesson 2 – Sine Law with Obtuse Triangles
Lesson 2 – Video
Lesson 2 Homework: Page 170 #1a, 2, 3a, 4ac, 5bd, 11, 12
Lesson 3 – Cosine Law with Obtuse Triangles
Lesson 3 – Video
Lesson 3 Homework – Page 170 #1b, 3bc, 4b, 5ac, 6, 8, 9, 10
Quiz Review: Page 175 #1, 3, 4, 5, 6, 7, 8, 9
Lesson 4 – Determining Number of Triangles
Lesson 4 – Video
Lesson 4 Homework: Page 178 #1, 2, 3, 4, 7
Lesson 5 – The Ambiguity Case
Lesson 5 – Video
Lesson 5 Homework – Lesson 5 – Worksheet
Lesson 6 – Solving Problems with Obtuse Triangles
Lesson 6 – Video
Lesson 6 Homework – Page 193 #1, 2, 3, 4, 5
Test Review: Page 200 #2, 3, 4, 5, 6, 7, 8
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