tags: 7.G.A.3

tags: 7.G.A.3
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A geodesic icosahedron, the Times Square New Year's eve ball

Geometry Math and Science Holidays and Annual Events Math and Art Current events
Image by kjpargeter on Freepik It's a gorgeous ball, covered with Waterford Crystal triangles, shaped as a geodesic icosahedron.  Every New Year's Eve it descends in Times Square to ...

Autumnal Equinox 2023

Algebra Geometry Math and Science
Updated for 2023! Saturday, September 23, 2023 at 06:50 UTC (2:50 am EST), will be the Autumnal Equinox. It is the time of year when an imaginary plane would pass through both the Earth...
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