Find the volume of a cone with diamter 12 and height 8

Answers

Answer 1

Answer:

Step-by-step explanation:

V = 1/3 * pi * r^2 * h

d = 12

r = d/2

r = 12/2

r = 6

V = 1/3 * 3.14 * 6^2 * 8

V = 301.44


Related Questions

Mary invests $1.200 in an account that earns 6% annual interest, compounded continuously. What is the value of the account after 7 years? Round your answer to the nearest dollar

Answers

Answer:

$1,826

Step-by-step explanation:

Given that

The amount invested is $1,200

The annual rate of interest is 6%

And, the time period is 7

We need to find the value of the account after 7 years in the case of compounded continuously

We know that for compounded continuously, the following formula should be used

= Amount invested ×e^(rate, time)

= $1,200 × e^(0.06 ×7)

= $1,200 × e^0.42

= $1,826

pls help...

solve for x in the following...pls explain

a)7x+5=3x-1
b)5x+12=3x+14​

Answers

Answer:

a) x = -1.5

b) x = 1

Step-by-step explanation:

For problem a, you can start by subtracting 3x from both sides to gather all the like terms together:

7x + 5 = 3x - 1

-3x         -3x

4x + 5 = -1

Next, to get the coefficients on one side, you subtract 5 from both sides:

4x + 5 =  -1

    -5      -5

4x = -6

Now, you divide by 4 on both sides to isolate x:

x = -6/4 = -1.5 --- > x = -1.5

For problem b, you start by subtracting 3x from both sides(kinda like problem a):

5x + 12 = 3x + 14

-3x          -3x

2x + 12 = 14

Next, you can subtract 12 from both sides, isolating the "x term".

2x + 12 = 14

       -12  -12

2x = 2

Lastly, you can divide by 2 to get x:

x = 1

1:

[tex]7x +5=3x-1\\7x+5-3x=-1\\7x-3x=-1-5\\4x= -1-5\\4x= -6\\x=-\frac{6}{4} (en donde ambos se divide entre 4)\\Respuesta / x=-\frac{3}{2}[/tex]

2:

[tex]5x+12=3x + 14\\5x+12-3x=16\\5x-3x=16-12\\2x= 16-12\\2x= 4\\x=4/2\\( se divide entre 2)x= 2[/tex]

A chess club with 80 members is electing a new president. Ryan received 12 votes. What percentage of the club members voted for Ryan

Answers

Answer:

15%

Step-by-step explanation:

A chess club with 80 members is electing a new president. Ryan received 12 votes.

12 votes = 12 Members

The percentage of the club members that voted for Ryan is calculated as:

12 members/ 80 members × 100

= 15%

Therefore, 15% of the club members voted for Ryan

2. Find the surface area of the solid
3.1 ft
8 ft
6 ft
A. SA = 65.1 ft2
B. SA = 48 ft?
C. SA = 148.8 ft?
D. SA = 182.8 ft?


Please help I need to know the equation to the answer 20 POINTS

Answers

Answer:

C. SA = 148.8 ft

Step-by-step explanation:

3.1×8×6= 148.8


Help please!! If right I will mark the brainliest!!!!

Answers

Answer:

[tex] \frac{1}{3} h = a \\ a = 10cm[/tex]

solve the equation (2y-6)(y+3)=0

Answers

See the picture below

Answers :

y = 3

Step-by-step explanation:

Iliana was part of a group that was working on changing 0.ModifyingAbove 4 with bar to a fraction. Each member of the group had a different answer. Which answer is correct?

Answers

Answer:

4 /9

Step-by-step explanation:

All we have to do is evaluate the options in other to compare the result :

4 / 10 = 0.4

4 / 9 = 0.4444444...

9/ 4 = 2.25

what is 6/10 in simplist form

Answers

Answer:

3/5

Step-by-step explanation:

both 6 and 10 divide by 2. divide each number by 2 and you get 3/5

Answer:

3/5

Step-by-step explanation:

To find the simplest form of 6/10, you must reduce the fraction.

I did this by dividing both the numerator and denominator by 2, therefore making it 3/5, (because it cannot be reduced evenly anymore).

Hope this helps :)

4+4x+x^2 = y Given x = 3

Answers

Answer:

y=25

Step-by-step explanation:

y=4+4x+x^2

x=3

y=4+4(3)+(3)^2

y=4+12+(3)^2

y=4+12+(3x3)

y=4+12+(9)

y=16+9

y=25

If this helps please mark as brainliest

EASY POINTS!!
The diameter of this circular cutting board is 16 inches.

What is the area of the cutting board in terms of pi?


A. 32 square inches
B. 64 square inches
C. 256 square inches
D. 16 square inches

Answers

Answer:

B. 64 square inches

Step-by-step explanation:

you just add

Answer:

Step-by-step explanation:

4

hey! please help i’ll give brainliest

Answers

Answer:

-ing

Step-by-step explanation:

The only example I can give is: trying to be. -ing "to be" makes the statement a continuous present tense.

Hope this helps :)

rachel is a stunt driver, and shes escaping from a building that is about to explode!
the variable d models rachels distance from her exit (in meters) t seconds after the cameras began recording the stunt.
d = -38t + 220

Answers

Answer:

I think this would be 182

Step-by-step explanation:

Laura used 12 1/2 square feet of cloth to make 3 dresses. How many square feet of cloth are required to make 12 similar dresses?

Answers

Answer:

50 sq ft

Step-by-step explanation:

12.5 sq ft is used to make 3 dresses. Laura will repeat this 4 times since she is making 12 dresses (3x4=12). So, 12.5 x 4 = 50

Therefore, the answer is 50 sq ft.

Hope it help! Don't forget to give me Brainliest!!

Love ya! :)

When AB=3x+8 and GJ=2x+24 what is AB?

Answers

Answer:

AB= GJ ➗2

2x+24➗2= x+12

i'm not sure

20 POINTS! The managers of an automotive insurance company investigated whether the customers in region A have a higher proportion of speeding tickets than the customers in region B. The managers selected 154
customers from region A at random and found that 79 have had a speeding ticket. The managers also selected 148 customers from region B and found that 67
have had a speeding ticket.
To test whether the results could be explained by random chance, the managers simulated 1,000 rerandomizations of the data and then subtracted the sample proportion of region B from the sample proportion of region A in each of the simulations. The table shows the results of the differences.
SEE PICTURES BEFORE ANSWERING

Answers

Answer:

Every year, a pet food company sells its food to stores across the nation. ... In the first month of the new year, the Midwest region secured sales orders from ... Suppose the strategy of the pet food company is to increase the proportion of ... Do you think additional field training is necessary for all of the sales representatives?

Step-by-step explanation:

Large Small
Blue 17 3
Red 8 12
Find: P(Small and Blue)
Remember to reduce your answer.
Enter

Answers

The probability of getting blue with small is 3/20 because 3 is the small quantity and 20 is the total blue.

Give details according to the question :

Total number of blue

Sum of larger and small  = 17+3 = 20

Total number of red

Sum of large and small = 8+12 = 20

Now,

Probability :

The probability formula is used to compute the probability of an event occurring.

P(A) = n(A)/n(S)

Where,

P(A) is the probability of an event “A”

n(A) is the number of favorable outcomes

n(S) is the total number of events in the sample space

Note: Here, the favorable outcome means the outcome of interest.

n(A) is the number of favorable outcomes = 3

n(S) is the total number of events in the sample space = 20

P(Small and Blue)= 3/20

Learn more about Probability: brainly.com/question/11234923

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Answer:

3/40

Step-by-step explanation:

:)

(b) Beth multiplies a number by 3 and divides the answer by 10.
By what fraction has the number been reduced?
(b)
[2]

Answers

Answer:

3/10

Step-by-step explanation:

Multiplies:

x*3

divides

x*3

10

The number is reduced by a fraction 3/10

Fractions

Fractions are expressed in the form a/b where a and b are integers;

Let the unknown number be "x"

If Beth multiplies a number by 3, the resulting expression will be 3x

If the result is divided by 10, the final expression will be 3x/10

From the final expression, you can see that the coefficient of the unknown variable x is 3/10. Hence the number is reduced by a fraction 3/10

Learn more on fraction here: https://brainly.com/question/78672

Each of these equations represents the same function written in different forms.

Standard Form: f(x)=x2−2x−8
Factored Form: f(x)=(x+2)(x−4)
Vertex Form: f(x)=(x−1)2−9

The zeros of a function are the values of x for which the function is equal to zero. Which form of the equation makes it easiest to see the zeros of the function?

Answers

Answer:  f(x)=(x+2)(x−4) because you can see when each factor is equal to zero.

Step-by-step explanation:

The form of the equation that makes it easiest to see the zeros of the function is (b) Factored Form: f(x)=(x+2)(x−4)

How to determine the true statement?

When an equation has been factored, the zeros of the equation can be determined by equation the function to 0.

This means that we simply equate the factored form of the equation to 0.

Hence, the form of the equation that makes it easiest to see the zeros of the function is (b) Factored Form

Read more about quadratic equations at:

https://brainly.com/question/8649555

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Imagine the bike shop sells bike rentals for a local bike tour. The tour costs $50 for equipment plus $7.50 per hour. Explain how you could find the total cost of a 5-hour bike tour.

Answers

Answer:87.5

Step-by-step explanation: I can find the total cost of a 5 hire bike tour because I'm given the unit rate and the amount of time to multiply it by.

The total cost of the five hours bike tour is $87.50

Cost of equipment = $50

Cost per hour = $7.50 per hour

The total cost of the equipment for five hours will be the addition of the fixed cost and the variable cost. This will be:

= $50 + $7.50h

where, h = number of hours = 5 hours

Total cost = $50 + $7.50(h)

= $50 + $7.50(5)

= $50 + $37.50

= $87.50

The total cost of the five hours bike tour is $87.50

Read related link on:

https://brainly.com/question/20869258

My brother told me he will give me $.25 per day for 10 days OR he will give me $.01 then give me double the following day for 10 days. Which one is a better deal?



How much money will I get at the end of 10 days if I accept the .25 per day?

How much money will I get at the end of the day if I accept the .01 then double the following day?

Answers

Answer:

you will get more money if he gives you 1 cent per day then doubles it

Step-by-step explanation:

if your brother gives you 25 cents per day, at the end of 10 days you will have $2.50

if he gives you 1 cent per day then doubles it, this will be your daily earnings:

day 1- 0.01

day 2- 0.02

day 3-  0.04

day 4- 0.08

day 5- 0.16

day 6- 0.32

day 7- 0.64

day 8- 1.28

day 9- 2.56

day 10- 5.12

then when you add all of this up, you would recieve 10.23 cents at the end of day 10

PLEASE HELP DUE IN A FEW MINUTES TOO(FOR THE PERSON THIS IS MEANT FOR INSTEAD OF 66 YOU WILL GET 67)

Evaluate these two following angle

Answers

Answer:

..

Step-by-step explanation:

for the first one is 40 and d and f are 140

for the second one g is 155 and h is 180

Answer:

Hello!

1st problem: e = 40 d = 140 f = 140

Each of these will add up to 360 degrees so what I did was find the measurements that would accurately add up and thats how i got my answers

2nd problem: g = 155 h = 180

plot the numbers -1.5,3/2,-3/2,-4/3 on the number line. label each point with its numeric value.

Answers

Answer:

so 3%5+=67K and 9+=-8 is -1

Step-by-step explanation:

What is the approximate volume of the cylinder?
Use 3.14 for pi

Answers

Answer:

it should be 2462 feet³

Step-by-step explanation:

HELP ASAP PLZ!!! Question in pic!!!

Answers

Answer:

x=8

y=14

Step-by-step explanation:

3x+18=5x+2

2x=16

x=8

..........

5y+68=3y+96

2y=28

y=14

Answer:

x=8, y=14

Step-by-step explanation:

Opposite angles are equal to eachother. Therfore this setup is a simple equation

3x+18=5x+2

Simplify and x=8

5y+68=3y+96

Simplify and y=14

Have a nice day ;)

Please do all four, thanks :)

I'm feeling generous today *40 points*

Answers

Step-by-step explanation:

A. x^2-9x+18

B. x^2-8x+16

C. 2x^2-5x-12

D. 12x^2-31x+7

What is the surface area of the cylinder with height 2 mi and radius 6 mi? Round your answer to the nearest thousandth.

Answers

Answer:

301.440 mi²

Step-by-step explanation:

Surface area of a cylinder = 2πrh + 2πr²

Where,

Radius, r = 6 mi

Height, h = 2 mi

Surface area of a cylinder = 2πrh + 2πr²

= (2 * 3.14 * 6 * 2) + (2 * 3.14 * 6²)

= 75.36 + (6.28 * 36)

= 75.36 + 226.08

= 301.44 mi²

To the nearest thousandth

Surface area of a cylinder = 301.440 mi²

The area of a triangle is 93. Two of the side lengths are 10 and 26 and the included angle is obtuse. Find the measure of the included angle, to the nearest tenth of a degree.

Answers

Answer:

134.3

Step-by-step explanation:

.

I need someone to do a whole semesters worth of work for 7 classes

Answers

And only 5 point? And nothing else?

Answer:

same

Step-by-step explanation:

we are screwed

ahhh

Find the total volume of the solid below 9, 12, 15, 10, 24

Answers

Answer:

Picture please

Step-by-step explanation:

I cannot identify the 3-D shapes unless if there is a picture.

The total volume of the solid is 2,160 unit³.

What is Volume?

Volume is a mathematical term used to describe how much three-dimensional space an item or closed surface occupies.

The unit of volume is in cubic units such as m3, cm3, in3 etc.

First, Base area

= 1/2 x b x h

= 1/2 x 15 x 12

= 15 x 6

= 90 unit²

Now, Volume of Figure

= Base area x h

= 90 x 24

= 2,160 unit³

Learn more about Volume here:

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What is the value of
NICO
?
81
16
16
81
16
81
81
16

Answers

the answer is the last one, 81/16
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