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A Lunar Ellipse

Students consider the question "What is the shape of the curve forming the terminator of the crescent moon?" They then calculate the area of the crescent and graph its variation over one month.

Author: Ian Galloway

Område: STEM

Labels 3D Geometry, Coding, Algebra, Randomness, Angles, STEM, Area, T3, Ellipse, TI-Innovator, Frequency, Modelling, Physics, Sine

Creative Commons license - Attribution

 

More info: creativecommons.org.