The perimeter of the circle is also known as the circumference that said figure out what the diameter is and multiply that by pi (3.14)
Answer:

Step-by-step explanation:
Step one:
given data
heigth/depth = 3.5m
radius= 9m
Step two:
The shape is that of a cylinder
Hence the volume of the pool is

substitute

Answer:
6,780.00 is right answer try it
Answer:
C. (-1, -6)
Step-by-step explanation:
Hope this helps :)