Jgrant500
29.07.2019 •
Mathematics
Aside of a regular pentatgon is 20 inches in length.find the length of the apothem of the pentagon to the nearest tenthg of an inch.
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Ответ:
apothem = 20 / 2 * tan (36)
apothem = 20 / (2 * 0.72654)
apothem = 13.764
Source:
http://www.1728.org/polygon.htm
Ответ: