Answer:
2545 m rounded from 2544.69
Step-by-step explanation:
A=2 π r h + 2 π r 2 = 2 · π · 15 · 12 + 2 · π ·152
≈ 2544.69005
rounded to 2545
~~~
1) 15/60 = 3/12 = 1/4
2) 8/36 = 4/23
20 feet below sea level
