Answer:

Step-by-step explanation:
Given


Required
Determine the volume
First, we need to determine the radius of the base using:

Substitute 20 for C


Solve for r

-- approximated.
The volume is then calculated as thus:



None of the given options is close to the volume of the silo
Answer:
the answer is C
Step-by-step explanation:

![\sqrt[3]{ {n}^{3} } = \sqrt[3]{380}](https://tex.z-dn.net/?f=%20%5Csqrt%5B3%5D%7B%20%7Bn%7D%5E%7B3%7D%20%7D%20%20%3D%20%20%5Csqrt%5B3%5D%7B380%7D%20)
n = 7.25
7 < 7.25 <8
Answer: --42
Step-by-step explanation:
All that you have to do in this equation is substitute the value of x given with the x's in the expression. SO...
Expression: -4(5x+2) - 6(x-3)
Substitute: -4(5(2)+2) - 6((2)-3)
Solve: -4(10+2) - 6(-1)
-4(12) - 6(-1)
-48 +6
Answer: -42
Hope this helps!
This is an example of the
difference of squares.

So to find the product of <span>(9y</span>²<span> – 4x)(9y</span>²<span> + 4x), we use the formula for the difference of squares.
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Answer:
i only do calcus, sorry
Step-by-step explanation: