It appears as if 12cm is half the length of the side so we can assume that the total length of one side is 24cm.
The area of a square is given by the equation
where s is the length of the side.

A=576
The area of this square is 576cm2.
Hope this helps!
Answer: It should be the third one
Step-by-step explanation:
The center is 87 yeah yeah yeah
-5- is the correct answer
Answer: The first table
Step-by-step explanation:
1:16
2:32
4:64
8:128