Answer:
B. 28.5
Step-by-step explanation:
Very simple. Just do 15 * 28.5 which will get you 427.5.
A cylinder's volume is =
π r² h,
and its surface area is =
2π r h + 2π r².
100
simple
-16
The sequence pattern is ×2
-4 × 2 is -8
-8 × 2 is -16
-16 × 2 is -32