Answer:
The percent decrease is approximately 
(Don't know what you are expected to round to.)
Step-by-step explanation:
Percent change can be calculated by doing:

Then you multiply the result to covert it to a percentage.
Let's use this formula:




approximately
Now the answer as a percent is
approximately.
The percent decrease is approximately 
Answer: Distance around a circle
are you in college?
Answer:
2,000
Step-by-step explanation:
Answer:
(x + 4)² + (y + 7)² = 4
Step-by-step explanation:
Answer:
31536000
Step-by-step explanation:
if the average heart beats 60 beats per minute and there are 525600 minutes in a year multiply