HELP
Vaughn is calculating the volume of the cylinder below using the following work.
51 cm
24 cm
V = 3.14(12)(5)
= 3.14(144) (5)
= 2,260.8 cm
What was Vaughn's first error?
He confused the height and the diameter.
He squared 12 instead of 24.
He applied the exponent before multiplying 12 and
5.
He used the wrong units in his final answer.

HELPVaughn Is Calculating The Volume Of The Cylinder Below Using The Following Work.51 Cm24 CmV = 3.14(12)(5)=

Answers

Answer 1

Answer:

He confused the height and diameter

Step-by-step explanation:

Given that,

The radius of the cylinder, r = 2.5 cm

Height of the cylinder, h = 24 cm

The volume of the cylinder is given by the formula as follows :

[tex]V=\pi r^2 h\\\\=3.14\times (2.5)^2\times 24\\\\=471\ cm^3[/tex]

Vaughn is confused in diameter and the height of the cylinder. He takes radius as 12 cm and height as 5 cm which is wrong. Hence, the correct option is (a).


Related Questions

what is the amount of money whose 25percent is Rs 350​

Answers

Answer:

Rs 1400

Step-by-step explanation:

Let us take the required number be x. According to question ,

=> 25% of x = Rs 350

=> 25/100 × x = Rs 350

=> x = Rs 350 × 100 / 25

=> x = Rs 1400

Hence the required answer is Rs 1400.

A countries population in 1994 was 184 million. In 1997 it was 190 million. Estimate the population in 2015 using the exponential growth formula. Round your answer to the nearest million.
Note: When solving for k, round to four decimal places

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Answer:

230 million

Step-by-step explanation:

I took the application

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Answer: =−22c−56

Step-by-step explanation: Hope this help :D

I need help with finding the ratios and rates please

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A person invests 6500 dollars in a bank. The bank pays 7% interest compounded quarterly. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 20100 dollars?

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Answer:

16.2 years

Step-by-step explanation:


Ms. Medina's math class has 15 students in total. In her class 9 of the students are boys. Which
ratio describes the number of girls to the total number of students?

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Answer:

6

Step-by-step explanation:

15 - 9

Help me please :))))))))))

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Step-by-step explanation:

[tex]\huge\mathcal\pink{here's \: your \: solution} \\ \\ \cos = base \div hypotenuse \: \\ \\ cos = j \div 8 \sqrt{2} \\ \\ \cos(45) = 1 \div \sqrt{2} \\ \\ j \div 8 \sqrt{2} = 1 \div \sqrt{2} \\ \\ j = 8 \sqrt{2} \div \sqrt{2} \\ \\ j = 8 inches \\ \\ \huge\mathfrak\purple{hope \: it \: helps..}[/tex]

What is the degree of the polynomial :

Answers

Answer:

6

Step-by-step explanation:

Answer:

In this expression the highest degree of polynomials = 6 due to because see in the one of terms constains the power of x to be as 4 and y to be as 2 Therefore the highest degree of polynomials in all terms is 4+2 = 6

Hope it helps

A cone has a height of 18 millimeters and a radius of 17 millimeters. What is it's volume.

Answers

Answer:

5447.52 mm.cubed

Step-by-step explanation:

V=πr^2h/3

π·172·18/3 =5447.52

Have a good day :)

Anna divided a sheet of paper into 5 equal sections and colored 3 of the sections blue. What percent of the paper did she​ color?

Answers

Answer:

3/5 or 60%

Step-by-step explanation:

if the paper is split into 5ths and she colors three sections its 3/5

Answer:

3/5 of the paper or 60/100 or 60%

Step-by-step explanation:

Write the slope-intercept form of a linear equation given the slope and y-intercept.

Slope : -4/3
y-intercept: -3

Answers

Answer:

y= mx+c (m-slope, c- y intercept)

y= (-4/3) x - 3

or, y= (-4x-9)/3

or, 3y = -4x -9 (you can leave it here)

or, 4x +3y=-9

or, 4x+3y+9 = 0

the last three equations are all valid answers.

Cameron's family traveled
3/8
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3/5
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Answers

Answer:

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

Step-by-step explanation:

After Saturday, there was [tex]\frac{5}{8}[/tex] of the journey left. [tex]\frac{3}{5}[/tex] of that would be:

[tex]\frac{5}{8}[/tex] *  [tex]\frac{3}{5}[/tex] = [tex]\frac{15}{40}[/tex] = [tex]\frac{3}{8}[/tex] of the journey.

Thus, the answer is 3/8

x - 14 = 52 word sentence​

Answers

x = 66

52 + 14 = 66

Check your answer

66 - 14 = 54

x = 66

The base of a ladder is placed 5 feet away from a 10-foot-high wall, so that
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angle formed by the ladder and the ground? Round nearest degree
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O 79 degrees
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Answer:a i belive not 100% sure

Step-by-step explanation:

please help i’ll give brainliest!!! thanks

Answers

i think lack of order

Answer:

Lack of order

Step-by-step explanation:

Please answer this math question for me

Answers

60 degrees
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Answer:

A = 60°

Step-by-step explanation:

The total angle is 90°

So, subtract. 90 - 30 = 60°

Have a great day! :)

Help!!!
Find the expression to represent the volume of the rectangular prism.​

Answers

Answer:

here you go/;

Step-by-step explanation:

To find the volume of a rectangular prism, multiply its 3 dimensions: length x width x height. The volume is expressed in cubic units

COME GET THESE EASY POINTS QUICK

Answers

Answer:

B

Step-by-step explanation:

What is the probability of spinning an even number?

Answers

Answer:

3/5

Step-by-step explanation:

there are 6 even numbers and 4 odd so 10 in total which is 6/10 and that simplified is 3/5 PLS give me brainliest i beg

Andy has $123in his checking account. if andy has $7 less than 4 times the amount that rachel has in her account, what is the amount of money in rachels account?

Answers

Answer:

Balance in Rachel account  = $37.75

Step-by-step explanation:

Given:

Balance in Andy checking account = $123

Balance in Andy checking account = 4[Balance in Rachel account - 7]

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Balance in Rachel account

Computation:

Assume;

Balance in Rachel account  = a

So,

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123 = 4[a - 7]

123 = 4a - 28

4a = 151

a = 37.75

Balance in Rachel account  = $37.75

If you can please help thank you

Answers

Answer:

d) 2x^2 + 2x -59

Step-by-step explanation:

(x-8)(x+4) + (x-3)(x+9) *multiply each term (...)(...)*

x^2 - 4x - 32 + x^2 + 6x -27 *combine like terms*

2x^2 +2x - 59

someone please help me

Answers

How about 2 divided by 2

What is the value of the expression below when m = 9 and n = 3?
m2 ÷ (n + 6)

Answers

Answer:

Step-by-step explanation:

m2 ÷ (n + 6)

Putting values of m = 9 and n = 3 in the equation

(9)^2 ÷ (3 + 6)

81 ÷ 9

= 9

Chords AB and CD intersect as sho below. Find the length of CD. Please answer with work, and please, no links.​

Answers

Answer:

39

Step-by-step explanation:

The chords are equal to eachother. First multiply their divided lengths together:

9(3x-9)=21(x+1)

27x-81=21x+21

x=17

CD= 21+x+1

21+17+1=39

CD= 39

Chords AB and CD intersect as shown in the given figure. The chords are equal to each other. The length of CD is 17.

What is the relation between the line perpendicular to the chord from the center of the circle?

If the considered circle has center O and chord AB, then if there is perpendicular from O to AB at point C, then that point C is bisecting(dividing into two equal parts) the line segment AB.

Or

|AC| = |CB|

Chords AB and CD intersect as shown below.

The chords are equal to each other.

Therefore,

[tex]9(3x-9)=21(x+1)\\27x - 81 = 21x + 21\\\\27x - 21x= 81 + 21\\\\x= 17[/tex]

CD = 21 + x + 1

21 + 17 + 1 = 39

CD = 39

Learn more about the chord of a circle here:

https://brainly.com/question/27455535

#SPJ2

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Answers

Answer:

its 4

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Reuben bought a bike from an online sports store. The bike was shipped to his home in Sterling, Alberta from Provo, Utah. The list price for the bike was $688 US. On the day he ordered the bike, the currency exchange rate was 1 USD = 1.02 CAD. How much did Rueben pay for the bike in Canadian dollars?

Answers

Answer:

CAD 708.76

Step-by-step explanation:

Multiply US$688 by the conversion factor 1.02 CAD / US$1:

The result is CAD 708.76

how many inches in a mile

Answers

Answer:

63360 inches

Hope that helps!

Answer:

1 mile is equal to 63360

Step-by-step explanation:

.

In May 2019 the average price of a liter of milk in France was 1.09 euros. Given that a liter is equivalent to 0.264172 US gallons, and that the exchange rate at that time was $1 equals 0.89 euros, find the equivalent of US dollar price for a gallon of French milk.

Answers

9514 1404 393

Answer:

  $4.64/gal

Step-by-step explanation:

€1.09/(1 L) × $1/(€0.89) × (1 L)/(0.264172 gal) ≈ $4.64/gal

__

To convert units, multiply by a fraction that has numerator and denominator equal, but with different units. The units you don't want should be placed in the fraction so they cancel the units in the measure you're converting.

Here, we want dollars per gallon. So, we start with the currency value and quantity we're given: euros per liter.

Since euros is in the numerator and we want dollars there, we multiply by a fraction that has dollars in the numerator and euros in the denominator: $1/€0.89.

We have liters in the denominator and we want gallons there. We can cancel the liters unit by putting it in the numerator of our conversion factor: (1 L)/(0.264172 gal).

Multiplying euros per liter by these two conversion factors give us the equivalent in dollars per gallon.

Is a straight line an angle? Please respond ASAP! Thanks!

Answers

Answer:

a straight line is a  angle also called as flat angle

Step-by-step explanation:

No, a straight line is a straight angle and not a reflex angle.

Hope it helps!

Charles worked for 12 hours on Wednesday. This was 3 times as long as he worked on Tuesday. How many hours did Charles work on Tuesday?

Answers

Ans:12*3=36 the answer is D

Step-by-step explanation

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