Mr Hickman's Class 2022-2023
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Second Semester PreCalculus 2019-2020


Topics

  • law of cosines 
  • law of sines
  • area of oblique triangles
  • applications that are related to oblique triangles
Additional Practice 
  • law of cosines SAS
  • law of cosines SSS
  • law of cosines SAS and SSS
  • law of sines 
  • law of sines 2

Goals

  • Be able to state both versions of law of cosines and sines 
  • Be able to determine the missing sides and angles of an oblique triangle
  • Be able to use the law of sines in the ambiguous case
  • Find area of a triangle using a variety of methods 
  • Be able to use law of sines and cosines to solve application problems 

Practice
1-7-20
  • Practice Oblique Triangle Scenarios
​​1-9-20 
  • Practice Law of sines and cosines
    • ​worked out solutions
  • FA Law of Cosines SSS SAS Only
    • Worked out solutions version 1
    • Worked out solutions version 2
    • Worked out solutions version 3
    • Worked out solutions version 4
1-10-20 
  • FA Law of SInes AAS ASA ONLY
1-13-20
  • Practice SINE LAW
​1-14-19 
  • FA Law of Sines SSA only
    • ​worked out solutions all versions​
1-15-20
  • Applications of Law of Sines and Cosines
1-16-20
  • Quiz 1: Law of Sines and Cosines Basics
1-22-20
  • Applications of Laws of Sines and Cosine
1-24-20 
  • Quiz 2 Applications of Oblique and Right Triangles
Links and Resources
LARSON 10th Edition
  • ​​​​​​​​Links to Odd Solutions from Trig Textbook
Law of Sine and Cosine Resources
Picture
  • law of cosines
  • ​law of sines
  • ​trig index
Picture
  • law of sines and cosines review
  • ​law of cosines
  • ​law of sines
Picture
  • you tube index

Mr Hickman is available for assistance after school practically anytime.  Talk to me to be certain that I am aware you are coming and 99% of the time I will be able to help you