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prisoha [69]
3 years ago
10

PLEASE HELP!!!!! 20 POINTS FOR ANSWER!!!

Mathematics
1 answer:
julsineya [31]3 years ago
8 0

Answer:

if you convert inches to cm...

Step-by-step explanation:

9inch=22.86cm

12inch=30.48cm

V=TTr²h

TT= 3.14

V= 3.14×22.86²×30.48

V= 50014.6cm³

if you don't convert inches to cm...

V=TTr²h

V=3.14 ×9×12

V=339.12cm³

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Step-by-step explanation:

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4 0
3 years ago
What is the coefficient of the term ​ 67xy 1/7, 6, 6xy, and 6/7 Which one do I pick?
Scorpion4ik [409]
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6 0
3 years ago
The tempature is -3 degress.The temperature is expected to decrease 2.5 degress each hour until the temperature reaches -18 degr
Andrews [41]

We can set this problem up as an algebraic equation, which we can then solve to find our answer.


We start at -3. So we can start our equation with that:

-3


However, this doesn't represent any change in temperature, just that we start at -3. To show change, we will use the variable x, where x stands for the number of hours. Each hour accounts for a change of -2.5 in degrees, meaning that we must multiply our x by -2.5. We can now add this term into our equation:

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6 0
3 years ago
Determine the volume of a square pyramid that has a height of 7 inches and a base with a side
Yuri [45]

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Step-by-step explanation:

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3 0
3 years ago
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andrey2020 [161]

Answer:

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Step-by-step explanation:


7 0
4 years ago
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