I’m going to say b.66 because 3.14•10.5•2=65.94
I got 10.5 by dividing 21 by 2 because I guessed it was the diameter
The answer is 360. I found the area of each side and added them together to find this answer. I apologize for not marking down my specific steps.
Answer:
(−
∞
,
1
/3
) ∪ (
5
,
∞
)
Step-by-step explanation:
3x....means 3 times the variable (x)...3 * x
