CPM Student Tutorials

INT3 9.1.3: 9-27 & 9-28 Student eTools (Desmos)

Updated Apr 25, 2019

Investigate how are circles and sine graphs connected.

Explore these eTools to find the height of a seat on The Screamer in two different ways: unit circle and sine graph.

9-27: Unit Circle

1. Click on the BLUE point (slider 'a') on line 4 and drag horizontally to the desired angle.

9-28: Sine Graph

1. Click on the graph and drag along the curve to view a point and its coordinate.

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