18. Water is stored in a cylindrical tank with a diameter of 36 feet. The surface
area of the tank is 4750.1 square feet. What is the height of the tank?

Answers

Answer 1

Answer:

h = 21 feet

Step-by-step explanation:

surface area = 2 (pi) r^2 + (pi) × d × h

=(2 × (pi) × 18) + ((pi) × 36 × h)

=72(pi) × h

226.194671059 × h = 4750.1

h = 21 feet


Related Questions

Solve:
2^x-3= 1/8

(and if you can, put a step by step. you don't have to though)

Answers

Answer:

[tex]x = 0[/tex]

Step-by-step explanation:

Write the number in exponential form with the base of 2:

[tex] {2}^{x - 3} = {2}^{ - 3} [/tex]

Since the bases are the same, set the exponents equals.

[tex]x - 3 = - 3[/tex]

Cancel equal terms on both sides of the equation:

[tex]x = 0[/tex]

Given

[tex]2 {}^{x - 3} = \frac{1}{8} [/tex]

To Find value of 'x'

Solution

[tex]2 {}^{x - 3} = \frac{1}{8} \\ \\ \implies2 {}^{x - 3} = 2 {}^{ - 3} \\ \\ \\ Since \: Bases \: Are \\ Equal \: We \: Need \\ To \: Evaluate \\ The \: Powers \\ \\ \implies \: x - 3 = - 3 \\ \\ \implies x = - 3 + 3 \\ \\ \implies \: x = 0[/tex]

[tex] \fbox \red{Hope This Helps You ❤}[/tex]

A cube has a side length of 2x + 2​

Answers

Answer:

8x+8???

Step-by-step explanation:

Mary bought a magazine for 5$ and 8 pencils she spent a total of 29$ how much was each pencil?

Answers

Answer:

Each pencil was 3$

Step-by-step explanation:

the total amount spent is $29 and a magazine only cost $5 and she bought it pencils which brought the total to $29 the question is how much was each pencil.

The amount she spent on pencil is the total amount - $5 which is $29 - $5 which is $24 and we are told that she bought a total number of 8 pencils. the cost of each pencil will be 24/8 which is $3

Sarah uses 9.1 pints of blue paint and white paint to paint her bedroom walls. 4 5 of this amount is blue paint, and the rest is white paint. How many pints of white paint did she use to paint her bedroom walls?

Answers

Answer:Amount of white  paint used by Sarah =1.82 pints

Step-by-step explanation:

Amount of  blue paint and white paint to paint her bedroom walls.=9.1 pints

Amount of  blue paint used =4/5 x 9.1=7.28 pints

Amount of white  paint used=Amount of  blue paint and white paint to paint her bedroom walls -Amount of  blue paint used

=9.1-7.28=1.82 pints

What is the area of the shaded Region? (Answer to the Nearest Tenth)

Answers

Shaded area = Circle area - Rectangle area

Shaded area = 3.14 × (4)^2 - 5 × 6

Shaded area = 3.14 × 16 - 30

Shaded area = 50.24 - 30

Shaded area = 20.24

Shaded area = 20.2

what two numbers can you add to -6 but also Multiply to -16

Answers

Answer:

-8 and 2

Step-by-step explanation:

-8, 2

-8x2=-16

-8+2=-6

Help me do my ixl’s please

Answers

Answer:

24

Step-by-step explanation:

56/7 = 8

56 is 8 times 7, so you need 8 times 3.

8 × 3 = 24

7:3 = 56:24

Answer:

24

Step-by-step explanation:

7 is being multiplied by 8 so just multiply 3 by 8 witch will give you 24

How do I find the values of x & y without using the Pythagorean theorem?

It’s okay if you use it to give me the answer however, I don’t understand how you wouldn’t use it.

Answers

9514 1404 393

Answer:

  23) x=20; y=10√3

  24) x=4√2; y=8

  25) x=12; y=3+6√3

Step-by-step explanation:

Recognize that all of the triangles involved here are one of the two "special" triangles. By previous use of the Pythagorean theorem, or your familiarity with the trig functions of the "special" angles 30°, 45°, 60°, you know the following side ratios:

  45°-45°-90° triangle: 1 : 1 : √2

  30°-60°-90° triangle: 1 : √3 : 2

Using these ratios, you can solve these figures "by inspection."

__

23) x = 2((10√2)/√2) = 20

  y = √3((10√2)/√2) = 10√3

__

24) x = 4√2

  y = (4√2)√2 = 8

__

25) x = 6·2 = 12

y = 3 +6√3 . . . . . 3 units more than the longer leg of the 6 : 6√3 : 12 triangle

can someone help me please!! :C

Answers

Answer:

I think it is 648³ in. I think for the second one it is 372³ in.

Step-by-step explanation:

                               HOPE THIS HELPS U!!!!!!!!! :) :) :) :) :)

                                SORRY IF IT'S WRONG. :) :) :) :) :)

Carl is making the kite shown it has a perimeter of 120 inches the two longer sides of he kite are the same lengths write an equation that could be used to find the length of each longer sides

Answers

Answer:

Step-by-step explanation:

Carl is making the kite shown it has a perimeter of 120 inches the two longer sides of he kite are the same lengths write an equation that could be used to find the length of each longer sides

The formula for the perimeter of a kite = 2(a + b)

Where a and b where the side length of the kite

YALL PLEASE HELP 7TH GRADE MATH THIS MAKES NO SENSE

Answers

Answer:

2/3

Step-by-step explanation:

There are two 4s and two 1s on the spinner. There are a total of 6 spaces. Therefore, the probability of spinning a 4 or 1 is 4/6 percent. We can simplify 4/6 to 2/3. Therefore, the answer is 2/3

If this helps please mark as brainliest

That's population of turtles in a lake is estimated at 1,000. The population projected to increase 12% per year.

Answers

Answer:

(1,000 * (100 + 12))/100 = 1,120 - 1,000 = 120 turtles/ per year

Step-by-step explanation:

The exponential function which can be use to identify the monthly growth is,

⇒ y = 1000 (1.12)¹²ⁿ

What is mean by Function?

A relation between a set of inputs having one output each is called a function. and an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

We have to given that;

That's population of turtles in a lake is estimated at 1,000.

And,  The population projected to increase 12% per year.

Hence, The exponential function which can be use to identify the monthly growth is,

⇒ y = 1000 (1 + 12/100)¹²ⁿ

⇒ y = 1000 (1 + 0.12)¹²ⁿ

⇒ y = 1000 (1.12)¹²ⁿ

Thus, The exponential function which can be use to identify the monthly growth is,

⇒ y = 1000 (1.12)¹²ⁿ

Learn more about the function visit:

https://brainly.com/question/11624077

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what is X when y= 9 and the equation is -3x+45

Answers

Answer:

12

Step-by-step explanation:

I think I haven't learned this yet If I did I forgot but sorry if wrong

which expression is equivalent to 1/3(4x+9)+5x?

A. 3 x + 3
B. 6 1/3 + 3
C. 9 x + 3
D. 9 1/3 x + 9 1/3​

Answers

I think it d. I’m not sure I could be wrong

Answer:

B

Step-by-step explanation:

hope this helps working it out is to much work don't want to do it sorry if you need the work I will do jt

Find the Missing Angle)

Answers

Answer:

110-degrees

Step-by-step explanation:

these are alternate exterior angles which are equal *congruent

Answer:

Since 110° and ? are alternate exterior angles, take the 110° and subtract 180°. Remember, 180° is a straight angle. So, 180°-110°= 70°.

The missing angle is 110°, I just solved for the remaining angle to help you figure it out more easily.

Step-by-step explanation:

Hope that this helps! :)

Have a great rest of your day/night!

NEED HELP the answers are
42 days
30 days
180 days
24 days
365 days
6 days
This is confusing someone please help

Answers

Answer:

6 days

Step-by-step explanation:

The can relatively small... I would just say common sense.

hopefully this helps luv <3

Ezekiel wants to use a one-sample z interval to estimate the proportion of seniors at his school who have a smartphone. He takes an SRS of 20 of the 100 total seniors and finds that 12 of those sampled have a smartphone. Which conditions for constructing this confidence interval did Ezekiel's sample meet?
Choose all answers that apply:

Answers

Answer:

answer is A

Step-by-step explanation:

"The data is a random sample from the population of interest.

This condition is met since he took an SRS (simple random sample) from the population of interest."

khan academy (trust me i try to find the answer might as well just give it, it was the only green one)

Answer:

A. The data is a random sample from the population of interest.

Step-by-step explanation:

To make chocolate ice cream, you need about 3/8 pound of chocolate. How many pounds of chocolate will you need to make 4 batches of ice cream?

Answers

Answer:

1.5 pounds. it's simply 3/8 times 4

Answer:

1.5 pounds of chocolate

Step-by-step explanation:

A single batch of ice cream takes [tex]\frac{3}{8}[/tex] of a pound of chocolate. For every added batch, we add another [tex]\frac{3}{8}[/tex] pound, or multiply [tex]\frac{3}{8}[/tex] by the number of batches.

In this case, we are making 4 batches, so we need to multiply [tex]\frac{3}{8}[/tex] by 4.

[tex]4\cdot \frac{3}{8}[/tex]

[tex]\frac{4}{1}\cdot \frac{3}{8} =\frac{3}{2}[/tex]

[tex]\frac{3}{2}=1.5[/tex]

We need 1.5 pounds of  chocolate to make 4 batches of ice cream.

Good luck ^^

Help- please



The school that Scott goes to is selling tickets to a play. On the first day of ticket sales the school sold 9 adult tickets and 4 student tickets for a total of $177. The school took in $73 on the second day by selling 1 adult ticket and 4 student tickets. Find the price of an adult ticket and the price of a student ticket.


Price of an adult ticket $

Price of a child's ticket $

Answers

Answer:

jvjkcjkcjcljf

Step-by-step explanation:

5655+56835

A function is shown in the table below. If included in the table, which ordered pair would result in a relation that is no longer a function?

A. (-4, 1)
B. (1, -4)
C. (2, -2)
D. (5, 17)

Answers

The answer is (2,-2) I think

Greg has a piece of wire that is 72 inches in length. If 12 inches equals 1 foot, what is the length of wire in feet?
A. 84 feet
B. 60 feet
C. 6 feet
D. 864 feet

Answers

Answer:

72 divided by 12 = 6 feet

Step-by-step explanation:

Since there are 12 inches in ONE FOOT you have to divide the total number of inches by the inches that are in a foot which is 12.

A semicircle with diameter 8 inches is connected to a triangle with a base length of 8 inches. The height of the triangle is 3 inches. What is the area of the composite figure? (8π + 6) in.2 (8π + 12) in.2 (8π + 18) in.2 (8π + 24) in.2

Answers

Answer:

B or (8π + 12) in.2

Step-by-step explanation:

The area of the composite figure = (8π + 12) [tex]inch^{2}[/tex].

How to estimate the area of the composite figure?

The composite figure is made up of a semicircle and an isosceles triangle.

The area of a semicircle = (1/2)π[tex]r^{2}[/tex]

radius =  4 inch

When we substitute, the area of the semicircle is

= (1/2)π[tex]\times[/tex]16

= 8π [tex]$inch^{2}[/tex]

Area of the isosceles triangle = (1/2)bh

= (1/2)(4+4)[tex]\times[/tex]3

= 12 [tex]inch^{2}[/tex]

We add the two areas to acquire the area of the composite figure to be: (8π + 12) [tex]inch^{2}[/tex]

The area of the composite figure = (8π + 12) [tex]inch^{2}[/tex].

Therefore, the correct answer is option b. (8π + 12) in.2

To learn more about the area of semicircle

https://brainly.com/question/12920033

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Please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

Answers

i think the answer is 12

PLEASE I NEED HELP!!!!!!!!!
The equation y=25x represents Latanya's earnings in dollars and cents, y, for working x hours. Find the rate of change.

Answers

Answer:

25 dollars/hour

Step-by-step explanation:

The rate of change is 25 dollars/hour

Use the distributive property to remove the parentheses.
(w+12)8

Answers

Answer:

(8w+96)

Step-by-step explanation:

(w+12)8

8(w+12)

8•w

8•12

(8w+96)

Mark packs 1 inch cubes into a box with a volume of 192 cubic inches

Answers

Answer:

192

Step-by-step explanation:

Can someone help me out my grads are bad

Answers

Answer: I can't completely tell but use the Protractor/ruler so  

Isoscele's triangle is a triangle that has at least 2 equal sides. A scalene triangle has 3 sides that are all different lengths. Equilateral is eliminated for this one cause ALL sides need to be equal and Acute triangle is like 90 degrees or smaller when measured

Step-by-step explanation:

I hope this kind of helped let me know if you need anything :D

On the way home from her friend's house Sandy skateboards 30% of the way, walks 1/2 of the way, and then skips the rest of the way. Which decimal number shows the portion of the distance Sandy skips?

Answers

Answer:

0.2

Step-by-step explanation:

Convert the walking to percent

[tex]\frac{1}{2} \times 100 = 50[/tex]

Add both skateboarding and walking

[tex]30\% + 50\%\\\\= 30 + 50\\\\= 80[/tex]

Now, subtract that from a whole percent

[tex]100 - 80 = 20\\\\20\%[/tex]

Convert it to a decimal

[tex]20\% = \frac{20}{100} \\\\=20 \div 100\\\\= 0.2[/tex]

Therefore, in decimal, 0.2 is the number that shows the portion of the distance Sandy skips.

can someone please help i really need to ace this

x = ___ degrees

Answers

Answer:pretty sure its 10 degrees

Step-by-step explanation:

all tris add up to 180, and this one is a right angle so you know you have 90 deg, 80 degrees. 90+80=170; 180-170=10

The table gives the probabilities that orphaned pets in animal shelters in six cities are one of the types listed
The probability that a randomly selected orphan pet in an animal shelter in Austin is a dog is
%. The probability that a randomly
selected orphaned dog in the same animal shelter in Austin is a Chihuahua is
No

Answers

The probability that the Austin orphaned pet is a dog is 32.34%.

The probability that the Austin orphaned dog is a Chihuahua is 29.38%.

What are the probabilities?

Probability determines the chances that an event would happen in a random event. The probability the event occurs is 1 and the probability that the event does not occur is 0.

The probability that an orphaned pet in an animal shelter in Austin is a dog = total number of dogs in Austin / total number of pets

(2.76 + 2.86 + 3.44 + 2.65) / (2.76 + 2.86 + 3.44 + 2.65 + 24.50) =

11.71/36.21 = 32.34%

The probability that an orphaned dog in the same animal shelter in Austin is a Chihuahua = total number of Chihuahua in Austin /  total number of dogs in Austin

3.44 / 11.71 = 29.38%

To learn more about probability, please check: https://brainly.com/question/13234031

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