Answer:
Option C
Step-by-step explanation:
The sum of finite geometric sequence states the following:
Σ
In this case,
, and 
Therefore,
≈ 
Therefore, the correct answer is the option C
Answer:
63.6 m^2
Step-by-step explanation:
A = (pi)r^2
r = d/2 = 9 m / 2 = 4.5 m
A = (3.142)(4.5 m)^2
A = 63.6 m^2
Answer:
Four times a number is equal to eight times a number minus a number.
Step-by-step explanation:
42.5 cm. Do you want me to explain it?
Answer:
c+6
Step-by-step explanation:
add variable to constant c+6