Answer:
49π
Step-by-step explanation:
πr^2
π*7^2
49π
Answer:
-1.9
Step-by-step explanation:
I rounded it to the tenth
Answer:
21,550
Step-by-step explanation:
An increase of 5% means the population is multiplied by 100% +5% = 1.05. This occurs each year for 12 years, so the multiplier is ...
1.05¹² ≈ 1.7958563
When the initial population is multiplied by this factor, it becomes ...
12,000×1.7958563 ≈ 21,550
Hey! The surface area is 294. Have a great day. :-)