U4 – Trigonometry

Chapter 4 Trigonometry
Day Topic/ Section Teacher Files/Instructions Student Work
  4.1 Special Angles
  • Work through examples of 30,60,45 degree triangles. Complete the worksheet for homework.
  4.2 Co-terminal Arm & Related Angles  Discuss the terms, Terminal Arm, Principal Angle, Related Actue Angle. Students will complete the Investigation for homework.
  4.2 Co-termina Arm & Related Angles Examples
  • Pg. 238 # 4ab, 5 Determine θ, if
  •  a) cos θ = 0.6018
  • b) sin θ = -0.342
  • c) tan θ = -0.7

 
  4.3 Reciprocal Trigonometric ratios   Pg. 246 # 3, 4, 10 – 12
  4.4 Problems in 2-D   Solve ∆ABC in each scenario:a) ÐA = 58o , a = 12, and c = 10b) ÐA = 35o , a = 6, and b = 8c) ÐA = 50o , a = 10, and b = 20d) ÐA = 32o , a = 30, and c = 42 
  4.4 Problems in 2-D part 2   Pg. 255 # 3, 4, 7, 8, 10, 28 
  4.5 Problems in 3-D   Pg. 266 # 3, 5, 7, 14 
  4.6 Trig Identities  
  4.6 Trig Identities Day 2 & 3  
  4.6 Trig Identity Assessment (TIPS Assignment)    
  Review/Test  
  •  pg. 276 #2, 4-6, 9-12
  Getting Ready for Unit 5

 

 

 
  •  Thursday May 12: Students are to work on Prerequisite skills. HW. pg. 282 #1-18
  • Friday May 13:  Students are to read and make notes on pages 285 – 289. Pay careful attention to examples 1 & 2. They are to put in their notes definitions on
  • Cycle
  • Period
  • Periodic Function
  • Amplitude
  • The students are to complete “5.1 Introduction to Periodic Motion” for homework, if not completed in class
  

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