The answer is A (54pi square cm)
Answer:
Step-by-step explanation:
This is an geometric series.
Common ratio = second number÷ first number

To get the next number, 256 should be divide by (-4)

The three numbers are : -64 , 16 , -4
Answer:
(-∞,0)
Step-by-step explanation:
Graph y=|x|
Note that the graph is shaped like a V. The left half of the graph is decreasing from -∞ up until 0 when it hits the origin and starts to increase. Put this into interval notation: (-∞,0).
Answer:
Yes
Step-by-step explanation:
20:16
Reduce the ratio to lowest terms by dividing both numbers by 4.
20:16 = 5:4
Answer: Yes
1570.29 Is what I came up with, though I'm not entirely certain. I just figured I'd give it a shot