The following graph pages are available for download.
Memorizing Unit Circle
The following links are available on school wifi and are safe for viewing.
Left Hand Trick (Youtube)
Left Hand Trick (Written out)
Increasing/Decreasing values (Youtube)
Explanation of Unit Circle: not a quick fix, but goes over the points like we did in class (Youtube)
Shorter Explanation of Unit Circle (Youtube)
Sum, Difference, and Double Angle Formulas
Proof of Sum/Difference Formulas - How the formulas are derived.
Youtube Video 1 - He gives some tips on remembering the patterns in the formulas.
Youtube Video 2 - She gives a chant to help remember sin and cos formulas.
Link 1 - This person created a story line to help remember the patterns in the formulas.
Triangle Geogebra - Website that allows you to set side lengths and angles in triangles.
Bearing Problem - I made a video explaining a bearing problem and addressing some issues that may come up.
Bearing Problem #25 - Explaining what to do with multiple bearings on one object.
Triangle Cases - Explaining when we may have none, one, or two triangles and why.
Using Law of Cosines - Explanation of how to use Law of Cosines to test how many triangles in ambiguous case
Final Exam Resources
What is f(a+h)? - Explaining problems 6-8 on Review
Conjugate Pairs of Zeros - Explaining problems 31-34 on Review
Half Angle Formulas - Good review for those who have not taken or are retaking Test 9.
How to check your work when you've used a formula to solve. This is a link to the end of the previous video.
Vector Word Problems - HW #2 Problem 10
Explanation of phrases seen in Vector Word Problems - also help setting up problems based on descriptions.
De Moivre's Theorem
Power of n - Test 1 and 2 Review Problem 42