Answer:

Step-by-step explanation:
Explicit Geometric Formula: 
a₁ is 1st term
<em>r</em> is common ratio
<em>n</em> is term number
Step 1: Find common ratio <em>r</em>
r = 10/2 = 5
Step 2: Plug variables into formula

5 you add them all up and then divide by how many number you added
(6+3+2+1+9+9) and then divide by 6
Answer:A≈11.46
Step-by-step explanation: