Answer:
.0625 or A
Step-by-step explanation:
You have to work out the mean. (The simple average of those numbers) Then for each number subtract the Mean and square the result. Then work out the average of those squared differences.
Answer:
x = 7
Step-by-step explanation:






Hope this helps
1. A 2. A 3. A 4. A Kind of odd that they all turn out to A.
Answer:

Step-by-step explanation:
Volume of a prism = Base Area x height
Base is a quarter of a circle.

Base Area = π square meters.
Therefore ,
