Maria is making a candle in the shape of a cylinder. she wants the candle to have a height of 3 cm and a radius of 2 cm. how much wax does maria need? 12pi cm3 12pi cm2 18pi cm3 20pi cm2

Answers

Answer 1

The amount of wax that Maria will need to fill up the cylinder in this scenario is 12pi cm3 which is denoted as option A.

What is a Cylinder?

This is defined as a a three-dimensional solid that holds two parallel bases joined by a curved surface usually at a fixed point and the volume is  πr²h where r is radius and h is height.

Volume = πr²h

             = π × 2² × 3

             = 12π cm³

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Answer 2

Answer:

its A

Step-by-step explanation:


Related Questions

PLSSS HELP IF YOU TURLY KNOW THISS

Answers

Answer:

1 3/5 miles

Step-by-step explanation:

7 4/5 - 6 1/5

= 7 - 16+ (4/5 - 1/5)

= 1 + 3/5

= 1 3/5

SOMEONE HELP THIS IS THE LAST QUSETION I NEED IT FAST QUICK PLS

Answers

Answer:

18

Step-by-step explanation:

to solve this we need to find how frequent pink is landed on. to find the frequency we add all the total

12+6+9+13=40

then we divide 6 (frequency of pink) by 40 to fing how frequent 6 is in percentage

6÷40=.15=15%

then we multiply 15% by 120

120×.15= 18

4. there are nearly 10 thousand bacteria in the area of one square millimeter. how many bacteria will be there in the area of 12 square millimeter?​

Answers

Answer:

Around 120,000 bacteria.

Multiply the amount of estimated bacteria by the amount of square millimeters.

[tex]10,000 * 12 = 120,000[/tex]

helppppppppppppppppppppp

Answers

Answer:70,470 dollars

Step-by-step explanation:

Answer:

$3 per square foot

Step-by-step explanation:

Find the area of all the surfaces around the rectangle, by multiplying length times width of each side.

Then add all of the answers together and divide by how much the wallpaper cost by square foot, which would be 522/174 which equals 3.

At the end of a basketball game the players were given the choice of having a bottle of water or a box of juice of all the players 12 chose a bottle of water which was three over four of the total number of players right and solve any equation to determine p the total number of players at the basketball game

Answers

3/4 of players had water
12/3 = 4
4 x 4 = 16 players in total

A bag contains seven tiles labeled B, C, D, E, F, G, and H. One tile will be randomly picked. What is the probability of picking a vowel?
Write your answer as a fraction in simplest form

Answers

Answer:

[tex]\sf \dfrac{1}{7}[/tex]

Step-by-step explanation:

Given labeled tiles: B, C, D, E, F, G, H

Total number of tiles = 7

Vowels = A, E, I, O and U

⇒ Total number of vowel tiles in bag = 1

[tex]\sf Probability\:of\:an\:event\:occurring = \dfrac{Number\:of\:ways\:it\:can\:occur}{Total\:number\:of\:possible\:outcomes}[/tex]

[tex]\implies \sf Probability\:of\:picking\:a\:vowel= \dfrac{Number\:of\:vowel\:tiles}{Total\:number\:of\:tiles}=\dfrac{1}{7}[/tex]

Please help. Thank you!

Answers

Answer:

B

Step-by-step explanation:

When you think about it, turn all the answers upside down and see if any of them look just like the figure you are given

The minimum wage in 1975 was $2.00. The minimum wage in 2010 was $7.25. Find the average rate of change of the minimum wage from 1975 to 2010. (Round to nearest hundredth) 0.08 $/yr 0.08 $/yr , 0.08 yr/$ 0.08 yr/$ , 0.15 yr/$ 0.15 yr/$ , 0.15 $/yr

Answers

Answer: $0.15/Yr

Step-by-step explanation:

Difference in year 2010- 1975= 35

Range = 7.25 - 2 = 5.25

Per year = 5.25/ 35

What is the scale factor from Figure AAA to Figure BBB? please 3

Answers

Answer:

1:3

Step-by-step explanation:

9:3=3

3.6:1.2=3

A is 3 times greater than B. It means that the scale factor from A to B is 1:3

Glen surveyed 60 people at a coffee shop. He found that 27 individuals selected iced coffee as their favorite beverage. What is the experimental probability that the next person will select iced coffee as their favorite?

Answers

Answer:

45%, 9/20, etc.

Step-by-step explanation:

Well, if it is 27 out of the 60, then you can divide each by 3 to get 9/20. Then, you multiply both by 5, and get 45/100. Therefore, the probability is 45% or 9/20, however you put it.

Write the quotient as a mixed number. 91 ÷ 8 = 11 R3

Answers

Answer:

[tex]11\frac{3}{8}[/tex]

Gerald would like to add a dental and vision option to the health insurance plan he purchased through his employer. in addition to the 65% of gerald’s $345 monthly health insurance premium, his employer has offered to pay 50% of a $38 monthly dental premium and 75% of a $23 monthly vision premium. if gerald adds both the dental and vision options to his insurance plan, how much will he pay each month towards health insurance? soopergood insurance option monthly premium employer contribution health insurance $345 65% dental $38 50% vision $23 75% a. $141.75 b. $145.50 c. $149.50 d. $260.50

Answers

From the calculations, Gerald will now have to pay the sum of $145.50 towards his monthly health insurance.

How is the above sum arrived at?

Note that the first sum being contributed by Gerald is (100%- 65%) of $345. This is 35% of $345 = $120.75

If his employer takes up 50% of $38, this leaves his contribution for dental as 50% of $38 = $19

Also if his employer takes up 75% of $23, his contribtuion for vision premium is 25% of 23 = $5.75

Hence his total contribution is now:
120.75 + 19.00 + 5.75 = $145.50

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consuela is displaying a cylindrical case on a pedestal. she wants it to be placed so that there is an even amount of space on either side of the case. if the volume of cylinder shown is 1,130.97 cubic inches, how much space will be on either side if its placed on a pedestal that is 18 inches across? round to the nearest inch

Answers

The space that will be on either side if its placed on the pedestal of the cylinder that is 18 inches across will be 4.47 inches.

How to compute the dimension?

It should be noted that the volume of a cylinder is given as:

= πr²h

We'll then slot the values given into the formula. This will be:

Volume = πr²h

1130.97 = (3.14 × r² × 18)

1130.97 = 56.52r²

r² = 1130.97/56.52

r² = 20

r = ✓20

r = 4.47

In conclusion, the space will be 4.47 inches.

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A cylindrical gas tank has a volume
of 1,808.64 m². Its height is 9 m. What is its radius?

Answers

Answer:

The radius is 32

Step-by-step explanation:

V= πr2h

So,

3.14(18)(x)=1808.64

56.52x=1808.64

= 32.

Which piecewise function represents the graph?

Answers

Answer:

D

Step-by-step explanation:

If you look at the right side of each piecewise function, you will see the x-values. That is what we will be focusing on in this explanation. All four equations have x > 4, and we know that to be true. If you look at the equation on the graph going South West, you will see that the endpoint is at x=1. Only 1 equation, D, has this in the piecewise function. To confirm it is D, you can see that 1<x<4 is also in the piecewise function, and all the values line up with their corresponding y-values.

Hope this helps! :)

What is the completely factored form of f(x) = 6x3 – 13x2 – 4x 15? (x 1)(6x2 – 19x 15) (x 1)2(2x – 3) (x 1)(3x – 2)(5x – 3) (x 1)(2x – 3)(3x – 5)

Answers

The completely factored form of f(x) = 6x³ - 13x² - 4x + 15 is f(x) = (x + 1)(2x - 3)(3x - 5)

How to factor the expression?

The expression is given as:

f(x) = 6x³ - 13x² - 4x + 15

Expand the expression

f(x) = 6x³ - 19x² + 6x² + 15x - 19x + 15

Rewrite as:

f(x) = 6x³ + 6x² + 15x- 19x²   - 19x + 15

Factorize the equation

f(x) = (x + 1)(6x²- 19x + 15)

Expand (6x² - 19x + 15)

f(x) = (x + 1)(6x² - 10x - 9x + 15)

Factorize the expression

f(x) = (x + 1)(2x - 3)(3x - 5)

Hence, the completely factored form of f(x) = 6x³ - 13x² - 4x + 15 is f(x) = (x + 1)(2x - 3)(3x - 5)

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Answer: D

Step-by-step explanation:

f(x) = (x + 1)(x - 3)(x - 4)

Answers

Step-by-step explanation:

[tex]f(x) = {x}^{3} + 6 {x}^{2} + 5x + 12[/tex]

x intercept = -1, 3 and 4

y intercept = 12

Question is in photo below. ​

Answers

Answer:

ordered the numbers below from least to greatest

Ascending Order: -√100 , 9 4/11 , 9.46 , 9.5

hope that helped...

Joy and John MacAllister have agreed to purchase a house

for $379,900. First National Savings & Loan is willing to

lend the money at 6. 5% for 25 years, provided the

MacAllisters can make a $79,900 down payment. The total

closing cost is 3. 5% of the amount of the mortgage. What is

the total closing cost?

Answers

The total closing cost is 3. 5% of the amount of the mortgage. So, the total amount would be $10500.

What is down payment?

An initial payment made when something is bought on credit to make the down payment.

First National Savings & Loan is willing to lend them money at 6. 5% for 25 years, provided the MacAllister's can make a $79,900 down payment.

$379,900 - $79,900 =$300,000

because down payments are never included with the total mortgage loan.

The total closing cost is 3. 5% of the amount of the mortgage.

3.5 percent for closing costs

= [tex]3.5/100 \times 300000\\\\3.5 \times 3000\\\\10500[/tex]

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The triangles below are similar. Find x.

Answers

Answer:

x = 1

Step-by-step explanation:

At a carnival game, you may win an inflatable crayon, you may win a small stuffed animal, or you may win nothing at all. If the probability of winning nothing is 0.71 and the probability of winning a small stuffed animal is 0.17, what is the probability of winning an inflatable crayon? Express your answer as a decimal.

0.83
0.88
0.29
0.12

Answers

Answer:

I got 0.12 edited*

Step-by-step explanation:

Answer:  

D) 0.12

Step-by-step explanation:

The max value is 100%.

Add .71 + .17 = .88

Lets change .88 to 88.

100 - 88 = 12

make 12 a decimal.

0.12

When y is 4, p is 0. 5, and m is 2, x is 2. If x varies directly with the product of p and m and inversely with y, which equation models the situation?
x p m y = 8
StartFraction x y Over p m EndFraction = 8
StartFraction x p m Over y EndFraction = 0. 5
StartFraction x Over p m y EndFraction = 0. 5

Answers

Answer:

  [tex]\dfrac{xy}{pm}=8[/tex]

Step-by-step explanation:

If x varies directly as the product of p and m, and inversely with y, the relation can be written ...

  x = k(pm)/y . . . . where k is the constant of proportionality

__

This can be solved for k:

  k = xy/pm

For the given values, the value of k is ...

  k = (2)(4)/((0.5)(2)) = 8

Then the relation between the variables can be written ...

  (xy)/(pm) = 8

Answer:

B

Step-by-step explanation:

3. Select all the sectors which have an area of 3pi square units.
a)a sector with a radius of 6 units and a central angle of 30 degrees
b)a sector with a radius of 6 units and a central angle of 45 degrees
c)a sector with a radius of 3 units and a central angle of 60 degrees
d)a sector with a radius of 3 units and a central angle of 120 degrees
e)a sector with a radius of 3 units and a central angle of 180 degrees

Answers

Answer:

Sector A sector C sector D correct answers

Answer: A, C, D

Step-by-step explanation:

The reason for this is because you plug it in as a fraction to simplify.

Example: 9π/3 simplify to 3π/1 because both divide by 3


Select the correct description for the polar function, r = 6 sin

Answers

The correct description for the polar function, r = 6sin(θ) is: D. Circle symmetric on the line theta = 0, with a radius of 6.

The conversion of polar coordinates.

In Mathematics, the relationship between the polar coordinates (r, θ) and rectangular coordinates (x, y) is given by these polar functions:

On the horizontal plane:

x = rcosθ

On the vertical plane:

y = rsinθ

Where:

θ is the angle.r is the diameter of a circle.

In conclusion, the correct description for the polar function, r = 6sin(θ) is circle symmetric on the line with an angle (θ) equal to zero (0) and a radius of 6.

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The results of a survey of 200 adults are shown in the table?

Answers

Answer:

A. [tex]\frac{14}{200}[/tex]

Step-by-step explanation:

There are 200 people in total to choose from, and only 14 of them are 6' and male.

The height of a single car on a Ferris wheel is modeled by a cosine function.

The car completes 4 whole rotations in a time period of 27 minutes.

Write a function rule that could model this situation?

Answers

The cosine function that can model this real-world scenario is:
f(x) = -106cos (4x) + 106. See how the same is derived below. The full question is also attached.

What is a Cosine Function?

A Cosine Function is a periodic function that is denoted as Cos x. See the attached image.

The above function is derived as follows:

T = 2π/4 = π/2 = 2π/ω

Therefore, ω = 2π/π/2 = 4

This means f(x)= -106 cos (4x) + 106

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need help with question 16

Answers

Answer:

C)

Step-by-step explanation:

u =  x + 1

u - 1 = x

[tex]\int\limits {\dfrac{x}{\sqrt{x+1}}} \, dx = \int\limits {\dfrac{u-1}{\sqrt{u}}} \, du \\\\[/tex]

                   [tex]=\int {\left(\dfrac{u}{u^{\frac{1}{2}}}-\dfrac{1}{u^{\frac{1}{2}}} \right )\, du \\\\ = \int {u^{1-\frac{1}{2}}-1*u^{\frac{-1}{2}}} \, du\\\\ =\int {(u^{\frac{1}{2}}-u^{\frac{-1}{2}})} \, du[/tex]

which of the following expression represents the perimeter of the figure below

Answers

Answer:

No picture is displayed

PLEASE HELP ASAP!! WILL GIVE BRAINLIEST
what is the exact value of tanC

Answers

Answer:

tan C = 5/√39

Step-by-step explanation:

tan C = opp/adj

For angle C, the opposite leg is AB, 5.

The adjacent leg is BC, √39.

tan C = 5/√39

If f(x) = 2x − 9 and g(x) = x2 + 3, what is (f + g)(4)? (1 point)

Group of answer choices

a. 18

b. 20

c. −19

d. −20

Answers

Answer:

a. 18

Step-by-step explanation:

(f+g)(4) = f(4) + g(4)

           = 2(4) - 9 + 4² + 3

           = 8 - 9 + 16 + 3

           = -1 + 16 + 3

           = 15 + 3

           = 18

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