............................... ? ................................
Answer:
16pi or 50.24
Explanation:
The area of a circle is pi(r)^2, and since r = 4, then the area is pi * 4^2 which is 16pi.
A - they all use microprocessors to compute and store data.
Answer:
The purpose of the backup is to create a copy of data that can be recovered in the event of a primary data failure. Primary data failures can be the result of hardware or software failure, data corruption, or a human-caused event, such as a malicious attack (virus or malware), or accidental deletion of data.
