Answer:
a b
Step-by-step explanation:
Answer: 720
Step-by-step explanation:
Since we are to list 6 different kinds of Pizza and no condition is attached , this arrangement could be done in 6! ways.
That is
6! = 720
This means that the different kind of pizza could be listed in 720 ways
Answer:

Step by step explanation:

12.56
Step-by-step explanation:
A = π x r^2
r =2
2^2 = 4
π × 4 = 12.56