Search by Topic

Resources tagged with Trigonometric identities similar to Sine and Cosine for Connected Angles:

Filter by: Content type:
Stage:
Challenge level: Challenge Level:1 Challenge Level:2 Challenge Level:3

Other tags that relate to Sine and Cosine for Connected Angles
Trigonometric identities. Sine. Periodicity. Complex numbers. Cosine. Generalising. Vector algebra. Graphs. Pythagoras' theorem. Tangent.

There are 2 results

Broad Topics > Trigonometry > Trigonometric identities

problem icon

Sine and Cosine for Connected Angles

Stage: 4 Challenge Level: Challenge Level:2 Challenge Level:2

The length AM can be calculated using trigonometry in two different ways. Create this pair of equivalent calculations for different peg boards, notice a general result, and account for it.

problem icon

Round and Round a Circle

Stage: 4 Challenge Level: Challenge Level:1

Can you explain what is happening and account for the values being displayed?