Answer:

<h2>=>2*10*π</h2><h2>=>20π</h2>
or
<h2>=>20*3.14</h2><h2>=>62.8 inches</h2>
Answer: C. -12 - 3 + 9
Step-by-step explanation:
-12 because the fish are 12 m <em>below</em> the ocean.
-3 because the fish swim <em>down</em>.
+9 because the fish swim <em>up</em>.
Answer:

Step-by-step explanation:
