To find X you need to square root 160 and X so your answer should be 12.6 which is rounded. Tell me if this helps
Answer:

Explanation:

<u>remove parenthesis</u>

<u>expand</u>

<u>simplify</u>

Answer:
225 sq inches.
Step-by-step explanation:
If two more layers are added on it would be 225 because 5*7*7=225
The median would be 13.5 because that's the middle of all the numbers lined up from smallest to largest and the mean would be 12.7 because that's all the numbers added up divided by how many numbers there are