Answer:
Step-by-step explanation:
To find the number of different ways she can stack 3 of them in a tower, we need to use the formula:

n = 4
k = 3





Do you want a proof or just the answer?
The answer is: the square (2.5x2.5).
i did the awnser is 173,668.18 there you goStep-by-step explanation:
Answer:
*1 month later*
Step-by-step explanation:
16,896 feet is the distance