Mr Kent's Lesson: 17 March, S1

Title: Vectors / Trigonometry

Challenge Question
How can you prove two lines are parallel sing vectors?

Learning Targets
Beginning
To be able to confidently solve puzzles using trigonometry.
Developing
To be able to confidently solve puzzles using the Sine and Cosine Rules.
Mastering
To solve puzzle and prove facts using vectors.

Resources

Beginning

Check you understanding

Download a copy of this diagram here: Which trigonometric rule do I use?

Sort these questions, workings, formula and answers.

Trigonometry card sort (with workings) (Print)

This section is designed to help you challenge yourself to fully understand the use of SOHCAHTOA (remember you need to memorise SOHCAHTOA for the exam).

Video help: Intro to Trigonometry, Tan Function, Sin and Cos Function

Using SOHCAHTOA to solve abstract questions:

SOHCAHTOA (including answers)

Use Trigonometry in the real world:

SOHCAHTOA in the real world (including answers)

Challenge Yourself

Which trigonometry rule should I use (open in keynote)

Developing

Check you understanding

This section is designed to help you challenge yourself to fully understand the use of the Sine and Cosine Rules (remember these rules will be given to you in the exam).

Videos: Sine and Cosine Rules

Work through the standard Sine and Cosine questions at your own pace - skipping questions to challenge yourself.
As quick as possible move onto the mixed questions and real world puzzles.

Sine and Cosine Rule (including answers)

Trigonometry card sort 2 (with workings)

Once you fully understand SOHCAHTOA and the Sine and Cosine Rules this section is designed to help you challenge yourself to fully understand how to find the area of any triangle (remember you need to memorise SOHCAHTOA for the exam).

Trigonometry Area Formula (including answers)