D because your making the shape smaller 2 times
Answer: Hello mate!
The partition of a set is defined as a partition of the set into a nonempty subset, where the set itself is a subset of himself, then the set is a partition of himself.
a) in this we have a set of two objects; A = (1,2) the partitions of this set are: (∅), (1), (2) and (1,2). Where (∅) is the null set.
b) Now we have a set of three objects; B = (a,b,c) the partitions of this set are: (∅), (a), (b), (c), (a,b), (a,c), (b,c), (a,b,c)
Answer:
Step-by-step explanation:

use a calculator fo find the value
Step-by-step explanation:
To find the volume of a cylinder the equation is
V = π×r×r×h
= 22÷7 × 4.5 × 4.5 × 8
Answer = 508.94