help and ill make u brainliest Calculate the surface area of the cylinder.


​Note: Figure not drawn to scale.

a. 500 cm^3
b. 301.7 cm^2
c. 140.4 cm^2
d. 351.9 cm^2

Help And Ill Make U Brainliest Calculate The Surface Area Of The Cylinder. Note: Figure Not Drawn To

Answers

Answer 1
The answer is d
I explain in the picture below
Help And Ill Make U Brainliest Calculate The Surface Area Of The Cylinder. Note: Figure Not Drawn To
Answer 2

Answer:

[tex] d. 351.9 {cm}^{2} (ans)[/tex]

Step-by-step explanation:

Given,

Radius of the cylinder = 4cm

Height of the cylinder = 10 cm

Therefore,

Surface area of the cylinder

[tex] = 2\pi r(r + h)[/tex]

[tex] = 2 \times 3.15 \times 4(4 + 10) {cm}^{2} [/tex]

[tex] = 351.86 {cm}^{2} [/tex]

[tex] = 351.9 {cm}^{2} (ans)[/tex]


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A science teacher fills a spherical bubble

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ksnskndjdosnsnabdnejw

a lot of points, Show your work to explain how you found your answers?

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Answer:

5500 ml or 5.5 liters

Step-by-step explanation:

First, we should note that there are 1000 milliliters in 1 liter of liquid.

So, in milliliters, Peter filled three containers with 1500 ml, 750ml, and 2250 ml with 1000ml left over.

To find the total amount, we find the sum of all the milliliters:

1500 + 750 + 2250 + 1000 = 5500 ml

Again, we know that there are 1000 milliliters in 1 liter of liquid, so:

[tex]\frac{5500}{1000}[/tex] = 5.5 liters

5500ml I think that is the answer hope this helps

I need help quick !!!!!!!!!!!!!!!!!!!!!!

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Answer:

192ft squared. But remember it says don't put the square feet so just type in: 192.

Step-by-step explanation:

The top triangle is 42 ft squared.

The rectangle below it is 150 feet squared.

You add them together and get 192 ft squared hope this helps!

Its 192ft I agree with Ethel

2. What is the solution to the inequality
--4x > 132? Show your work

Answers

Answer:

x < -33 ( mark me as the brainliest )

Step-by-step explanation:

1) -4x > 132

2) -4x/4 > 132/-4

3) x < -33

Alexa uses the binomial theorem to correctly expand (x + 2)^4. Which is one of the terms in Alexa's
answer?
24x^2
6x^2
16x
2x^4

Answers

Answer:

24x^2

Step-by-step explanation:

When expanded (x+2)^4= x^4+8x^3+24x^2+32x+16

The only term that matches with these is 24x^2

Answer:

24x^2

Step-by-step explanation:

A Random survey of 25 students in each grade level of school was conducted to determine whether the students preferred to have less time between classes. The results are shown in the table

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Answer:it is b

Step-by-step explanation:

Because I know

On this necklace the ratio of black beads to white beads is 1:4
How many more black beads do you need to
add to make the ratio of black to white 4:1 ?

Answers

16 sfnhfjgskyekrykrk

Answer:

16

Step-by-step explanation:

This is because the ratio of black to white can be set up as 1/4, for every one black bead there is 4 white so what is 1/4x that equals 4? simple, x=16 because 16/4 equals to 4 so it would be 4 black beads to 1 white bead.

NEED HELP ASAP!!!!!!!!!

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Answer:

i dont get it.....................................................................

Step-by-step explanation:

Which answer best describes the shape of this distribution?


uniform

skewed left

bell-shaped

skewed right
An untitled line plot from 35 to 49. The plot displays the following values as dots above the corresponding value on the number line. One dot at 36. One dot at 37. One dot at 38. One dot at 40. Two dots at 41. One dot at 42. Three dots at 43. Four dots at 44. Five dots at 45. Three dots at 46. Two dots at 47. One dot at 48.

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Answer:

huh what am i looking at

Step-by-step explanation:

step-by-step explanation

Answer:

its skewed left if you are in k12

Step-by-step explanation:

Eight more than the product of a number and 4 is equal to 9

Answers

Answer:

1/4

Step-by-step explanation:

8 + 4n = 9

4n = 1

n = 1/4

Explain why (x+1)(3x-6) is NOT a complete factorization of 3x^2-3x-6

Answers

Answer:

The real answer is:

3x^2 -6x+3x-6

Step-by-step explanation:

Which graph represents the function f(x) = 3/2 (2) ^x

Answers

Answer:

There is no any graph

I have telegram account you can sent it there if you need that write in the comment below

please help!!!
Find the lateral surface area of a cylinder with a diameter of 21 inches and a height of 15 inches.

Answers

Answer:

989.6inches^2

Step-by-step explanation:

A) Radius = You half the diameter so... 21/2

Radius = 10.5

Height = 15

A = 2 x pi x d/2 x h

B) 2 x pi x 21/2 x 15

A = 989.6inches^2

a Carver begins work on the following block of granite that weighs 2700g what is the density of the granite ​

Answers

Density" of the given granite block is 2.7g/cm

3

.

Explanation:

Density of an object is defined as the mass occupied per unit volume. “Density” is represented by “ρ”. Mathematically, \rho=\frac{m}{v}ρ=

v

m

where, “m" mass of an object and "v" is volume of an object.

Given that,

Dimensions of the block are 20 cm, 5 cm and 10 cm.

\text { Volume of the block is } l \times b \times h Volume of the block is l×b×h

\text { Volume of the block is } 20 \times 5 \times 10 Volume of the block is 20×5×10

\text { Volume of the block is } 1000 \mathrm{cm}^{3} \text { . } Volume of the block is 1000cm

3

.

Mass of the block is 2700 g.

Substitute the given values in \rho=\frac{m}{v}ρ=

v

m

to find density of a block.

\rho=\frac{2700}{1000}ρ=

1000

2700

\rho=2.7 \mathrm{g} / \mathrm{cm}^{3}ρ=2.7g/cm

3

\text { "Density" of the given granite block is } 2.7 \mathrm{g} / \mathrm{cm}^{3} "Density" of the given granite block is 2.7g/cm

3

What is the probability of flipping a coin 85 times and getting tails 30 times or
fewer?
A. 99.8%
B. 33.2%
C. 95.9%
D. 0.4%

Answers

Answer:

C

Step-by-step explanation:

Answer:

0.4

Step-by-step explanation:

A scale model of a rectangular building lot measures 7feet by 5 feet. If the actual house will be built using a scale factor of 12 what is the area of the actual building lot

Answers

Actual area of the rectangular building = 5040 feet²
Step-by-step explanation:
Length of the rectangular building = 7 feet
Width of the rectangular building = 5 feet
Now, The building is made with a scale factor of 12
So, Actual length of the rectangular building = 84 feet
Actual width of the rectangular building = 60 feet
Now, Actual area of the rectangular building = Length × Width
⇒ Actual area of the rectangular building = 84 × 60
⇒ Actual area of the rectangular building = 5040 feet²

Is it a function yes or no

Answers

Answer:

no

Step-by-step explanation:

Answer:

yes

Step-by-step explanation:

question is above in the picture​

Answers

Answer:

Known

Step-by-step explanation:

I hope this helps :)

Answer:

Known. The other answers are absurd.

Step-by-step explanation:

In geometry, often times you must have at least one angle to problem solve and find the rest. So having a known angle to build off of is important. Vertical Angles and Supplementary Angles are examples of things that require a known angle to find the rest. Why?

Say you only know one angle and the other is congruent to that angle, but across from it...Due to the theory of vertical angles, you now know the other side has to be the same/congruent. For supplementary angles, say you're dealing with a shape like the one I've attached. Once you have a or b, you can determine c. You have to know at least one of those angles to determine it's other unknown angles.

A rectangular piece of metal is 30 in longer than it is wide. Squares with sides 6 in long are cut from the four corners and the flaps are folded upward to form an open
box. If the volume of the box is 1050 in3, what were the original dimensions of the piece of metal?
What is the original width? in
What is the original length in

Answers

breadth= X

L= x+30

after you cut a square with 6in from the corners, the length becomes x+30-6 =x+24 and breadth becomes x-6.

The eqn for volume of box is Length x Breadth x height

it's given that LxBxH = 1050

here height is 6, because u are folding the edge where it's been cut off and that side becomes the height.

rewrite with the given information we get

(x+24)*(x-6)*6 = 1050

divide both sides with 6

(x+25)*(x-6) = 175

distribute the brackets we get,

x^2 -18x -144 =175

x^2 -18x-319 = 0

solve for x using quadratic formula.

we get x= 29, -11

since length cannot be negative x= 29

B= 29, L=59.

2. Define any variables and tell the slope and y-intercept of the situation. Then, write an equation to represent
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An electrician charges $75 for a service call and $25 for each hour they are on the job. If the electrician spends x hours at a house, what will the total charge, C(x) be?

Answers

Answer:

x=number of hours

c(x)= 25x+75

y-intercept= (0, 75)

Equation= y=25x+75

Slope= 25

Step-by-step explanation:

75 would be the y intercept(constant) because that's the initial charge for a call.

25 would be the coefficient for x because the hour you spend on the call varies.

The slope is how steep the line is, in this case it is 25.

x is the number of hours because that is the time that varies.


Find the exact trigonometric value:
sin 255

Answers

Answer:

−0.965925826289068

Step-by-step explanation:

sin 255 = −0.965925826289068

What the person said above is correct

SOME ONE HELP PLEASE

Answers

Answer:

1 23/32

Step-by-step explanation:

hi, dont sweat it! i gotchu.

3. $595 refrigerator; 22% discount.
Show the work

Answers

Answer:

Discount: $130.90

Total cost after discount: $464.10

Step-by-step explanation:

Since I don't know what the actual question is, I will solve for the discount:

595 × 22%

Convert percentage into decimal

595 × 0.22

130.9

Discount is 130.9

Now I'll solve for how much that will take off from the original price:

595 - 130.9

464.1

Rewrite without absolute value for the given conditions: y=|x-3|+|x+2|-|x-5|, if 3 is smaller than x which is smaller than 5. Sorry for reposting, there were some glitches. Please do not put links.

Answers

9514 1404 393

Answer:

  y = 3x -6

Step-by-step explanation:

The three turning points of the terms divide the graph into 4 pieces. We can consider what functions apply in each piece.

x < -2

All terms are negated:

  y = (3 -x) -(x +2) -(5 -x) = -x -4

-2 < x < 3

The first and last terms are negated:

  y = (3 -x) +(x +2) +(x -5) = x

3 < x < 5

The last term is negated:

  y = (x -3) +(x +2) +(x -5) = 3x -6

5 < x

No terms are negated:

  y = (x -3) + (x +2) -(x -5) = x +4

_____

In the region of interest, the equation simplifies to y = 3x -6.

20 POINTS HELP MATH RN SUCSSS

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Answer:

A

Step-by-step explanation:


Which system of inequalities is shown?

Answers

I think c or a I’m not sure yet

Help! for brainiest and thanks! + 5 stars VOLUME
please respond with the solution and reasoning if possible!

Answers

Answer:

the  volume of the rectangular prism is 448.5 in^3

Step-by-step explanation:

The computation of the volume of the rectangular prism is shown below:

As we know that

The  volume of the rectangular prism is

= 7.8 × 11.5 × 5

= 448.5 in^3

It is basically multiplied with the height, width and the length

Hence, the  volume of the rectangular prism is 448.5 in^3

Anybody can tell me How to solve |8|+|-6|?​

Answers

to solve this first make sure to look at the signs. since 8 is the bigger number you know your answer will be positive. now do 8-6 and your answer will be 2. or you can look at it by breaking down the 8 like: -6 + 6 +2, whichever helps you.

HELPPP PLEASE YOU’LL GET 10 POINTS

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Answer:

angle y and angle x

Step-by-step explanation:

Y and X hope this helps

If θ is an angle in standard position whose terminal side lies in quadrant III and sin θ=-√3/2, find the exact value of the tan θ

Answers

Answer:

C) √3

tanθ = √3

Step-by-step explanation:

Step:-1

Given that  θ be an angle in standard position whose terminal side

Given that the angle

                 sinθ = [tex]\frac{-\sqrt{3} }{2}[/tex]

Given that the Opposite side  AB = [tex]\sqrt{3}[/tex]

                        Hypotensue     AC = 2

Step(ii):-

By using Pythagoras theorem

                        AC² = AB² +BC²

                        BC² = AC² - AB²

                       BC²  = 4 - (√3)²

                               = 4-3

                         BC = 1

    Adjacent side(BC)  = 1

Step(iiI):-

Given that 'θ' lies in the third quadrant so tanθ is positive

                     tanθ = [tex]\frac{AB}{BC} = \frac{\sqrt{3} }{1}[/tex]

                       

Answer:

b. -1/2

Step-by-step explanation:

:)

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