Answer
r=16
s=16$\sqrt 3$
Work Step by Step
The apothem of an equilateral triangles forms the short leg of a 30 60 90 triangle with a radius for a hypotenuse, and half of a side for a long leg.
r=2a
r=2(8)
r=16
s=2(a$\sqrt 3$)
s=16$\sqrt 3$)
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Chapter 7 - Section 7.3 - More about Regular Polygons - Exercises - Page 343: 15
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