9 is each side because hexagon has 6 sides and 54 total perimeter divided by 6=9
The formula for finding the sum of a finite geometric series is

n = 17,

, r = 2
Substitute into the formula and you get 393213
Answer: a =r-d - c
Step-by-step explanation:
a+c =r-d
-c -c
a =r-d - c
Answer: 3 and 4
Step-by-step explanation: I took the quiz