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Aleks [24]
3 years ago
7

The formula for the surface area of a cylinder with radius r and height h is at times twice the product of the

Mathematics
1 answer:
MrMuchimi3 years ago
6 0

Answer:

<em>2\pi \: rh + 2\pi {r}^{2}  = 2(t \times  {r}^{2} )</em>

Step-by-step explanation:

The TSA of the cylinder

2\pi \: rh + 2\pi {r}^{2}

In Mathematics, 'is' is =

Twice means 2( )

Product means ×

So we have

2\pi \: rh + 2\pi {r}^{2}  = 2(t \times  {r}^{2} )

as the answer.

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On a cruise of 1125 passengers. 450 were female what fraction of passengers were male?
WINSTONCH [101]

Step-by-step explanation:

\\1125-450=675

\frac{675}{1125}=\frac{3}{5}

4 0
2 years ago
Please help me ive been stuck on this question for days! Thank you
Zielflug [23.3K]
Okay, so this is basically telling you that there is no solution. You don't have to worry about there being one. You just have to justify (or explain) why there isn't one.

Basically, neither y or x is equal to anything. You couldn't make x equal to a value in y because x and y are both together in the equation and equal to numbers. 

We can always move a factor to the other side. So,

x-2y= -8

Add 2y to the other side.

x= -8+2y

Now, plug in -8+2y as x.

3(-8+2y)- 6y=-12

-24+6y-6y= -12

The 6y's cancel out. So, we can't figure out what y is.

-24=-12 <- no y.

These two lines are 
parallel. They have direct proportion in each other. That is why there is no solution because the lines never cross. Parallel lines do not cross. 

I hope this helps! 
~kaikers


6 0
3 years ago
The Percent of increase
ANEK [815]
Percent of Increase = Increase / Original    * 100%

Increase = $33 - $30 = $3
Original Price = $30

Percent Increase = $3 / $30  * 100%  ====  10%
5 0
3 years ago
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12 divided by 18/25 is?!?!
alexgriva [62]

Answer:

16.6

Step-by-step explanation:

5 0
3 years ago
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You are making costumes for a play. You have sewn 9 costumes. If you are 30% finished, how many costumes are you sewing?
Veseljchak [2.6K]

here's the solution : -

if i made 9 costumes and it is 30 % of total costumes, so lets take the total number of costumes as <u>x</u><u> </u>

so, by above statement we get,

\frac{30}{100}  \times x = 9

=》

x = 9 \times  \frac{100}{30}

=》

x = 30

so, total number of costumes = 30 costumes.

4 0
2 years ago
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