Answer:
L.) 589 
Step-by-step explanation:
We can automatically asume that a Tree trunk is a cylinder. so the formula to find the volume of a cylinder is

So we have to substitue the values.
3.14 x (2.5 squared) x 30 = V
rewrite
<u>3.14 x 6.25</u> x 30 = V
19.625 x 30 = 588.75
Your exact volume is 588.75
But we can round it. so therfore your answer is L.) 589
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