bankskry
18.07.2019 •
Mathematics
Find the perimeter of a regular dodecagon whose vertices are twelve equally spaced points on the unit circle.
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Ответ:
The half-length of the base of the triangle is sin15=0.2588 approx.
Since there are 12 sides there are 24 half-sides in the perimeter=6.2117.
Ответ:
How I got this is 47-47+a=60-47
then you get a=13
I hope I helped!