Answer:

Step-by-step explanation:
we know that

step 1
Convert 15 foot 6 inch to feet

step 2
Find the area of the room
The area of the square room is

step 3
Find the cost

<span>Hello.
</span><span>
1). Your radius is found by taking the square root of the quantity: volume divided by height divided by pi, </span><span>r=sqrt((V\H)\pi)</span>
Please let me know if you need additional help in private messages!
Thanks,
-GeVontae the BRAINLY Team.