Answer: 16*pi
Step-by-step explanation: The equation for diameter is pi*diameter. Since you already know the diameter, just plug it in.
Answer:

Step-by-step explanation:
The explanation is pinned.
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The solution to the problem is as follows:
If you use Ln you can get rid of e.
ln(e^0.4x) = ln(0.4)
0.4x = ln(0.4)
x = (ln(0.4))/0.4
<span>x = -2.29
</span>
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Answer:
3rd Answer =Option A is the Correct Answer
Step-by-step explanation:
The equation would be 3l-5.