williamnason123
07.05.2020 •
Mathematics
What is the sum of a regular octagon?
A.) 540
B.) 360
C.) 1080
D.) 900
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Ответ:
The answer is C.
Step-by-step explanation:
(n-2) * 180
(8-2) * 180
(6) * 180
1080
Ответ:
Hi!
Assuming the 9in is the radius, we would multiply it by 2, or add it to itself. We then get 18 in.
Hope this helps!