Mathematica. Part 8, The trigonometric ratio, the key to drawing the skies /
In ancient times, seeding and harvest time were determined according to the movement of the stars. For this reason, it was of the utmost importance that people studied the sky. These studies led to the discovery of the Trigonometric Ratio; a key to understanding right triangles.
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| Other Authors: | , |
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| Format: | Electronic Video |
| Language: | English |
| Published: |
Arlington, VA :
Public Broadcasting Service (PBS),
2012.
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| Subjects: | |
| Online Access: | CONNECT |
