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Reptile [31]
3 years ago
14

Find the volume of this 1/4 cylinder after removing the inner part​

Mathematics
1 answer:
denpristay [2]3 years ago
3 0

28-21=7

thickness = 2x7=14

volume =  \frac{1}{4} \pi \times h( {ro}^{2}  -  {ri}^{2} ) \\ =  \frac{1}{4}  \times 3.14 \times 14( {35}^{2}  -  {21}^{2} ) = 8620.276

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Simplify the expression please help
Mila [183]
Simplify the following:

((-1^3)/(-3)^(-3))^2

1^3 = 1:
((-1)/(-3)^(-3))^2

(-3)^(-3) = 1/(-1)^3×1/3^3 = (-1)/3^3:
((-1)/((-1)/3^3))^2

3^3 = 3×3^2:
((-1)/(-1/(3×3^2)))^2

3^2 = 9:
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3×9 = 27:
((-1)/((-1)/27))^2

Multiply the numerator of (-1)/((-1)/27) by the reciprocal of the denominator. (-1)/((-1)/27) = (-27)/(-1):
((-27)/(-1))^2

(-27)/(-1) = (-1)/(-1)×27 = 27:
27^2

 | 2 | 7
× | 2 | 7
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3 0
3 years ago
What are the solutions to the following equation?
gregori [183]

Answer: -8.5

Step-by-step explanation:

I got it right on edg

3 0
3 years ago
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Rewrite in a form that does not use exponents
emmainna [20.7K]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
Dog food costs 9$ per bag and cat food costs 8$ per bag. if billy spent 89$ and purchased 6 bags of dog food, how many bags of c
REY [17]
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3 years ago
A) scrieti toate numerele naturale impare mai mici decat 17
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1, 3, 5, 7, 8, 11, 13, 15  is the answer.

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