20 Dec 2023 Grade 11 Essential. Word of the Day: SOH CAH TOA
- Hamper Draw and Breakfast Today. Last Day of classes before XMas tomorrow, Thursday, 21 Dec.
- Return to Class Mon, 8 Jan 2024. Final Exam Wed
1718 Jan 2024. Note the former day/date conflict. - Weekly Quiz. No Thursday quiz tomorrow.
Today’s Lessons.
- Warmup:
- Review Trigonometry from Grade 10. Only one student has done the critical Grade 10 Trig! A quick re-teach is necessary!
- Unit G Trigonometry Notes pp. 9 -12 (identical to Grade 10)
- Explore how pointy a triangle is: Explore Tangent Ratio
- Video: Making a Pointy Triangle, exploring the trigonometric ratios
- Table of Trigonometric Ratios. We did not have calculators when I was in school in the 70’s! We used ancient tables.
- Assgt G – 3 Solve for Side of a Triangle [Grade 10] (Due in class)
- Tutorial Video: Finding the Length of a Side of Triangle.
- Video Tutorial: Solve a Right Triangle (Nancy!)
- Explore how pointy a triangle is: Explore Tangent Ratio
- Unit G Trigonometry Notes pp. 9 -12 (identical to Grade 10)
Selected Useful Resources
- A quick Video Review of Grade 10 Trig. Grade 10 Trigonometry Review
- Worksheet. Triangle Sum Theorem.
- Pythagorean Theorem in one simple animated gif.
- Worksheet. Quick Grade 10 Trigonometry Review (in class). In case you do not readily recall Grade 10
- Exam Solutions Basic Trigonometry Playlist. Pretty much All of Grade 10 again
- Study Notes Preparation. Students are expected to have their own for the Final Exam. Start to adapt the teacher Study Notes (Cheat Sheet). Grid paper is available to make it neater.
- Daily Lessons Shared Folder. Every Daily Lesson we have done on the Interactive Whiteboard. Also printed out at front of the class.
- Quiz Solutions Video Debriefs Playlist. Every Quiz and Test Solution in a Movie Playlist, pretty much the entire course to date.
