Find the height of the cone if the volume is 400pi in.^3
and the radius is 20 in

Answers

Answer 1

Answer:

The height is 3

Step-by-step explanation:

The formula to find the volume is pi r^2 h/3

So we change the formula: 400pi is 1256.64 rounded

Divide 1256.64 by pi 20^2 and you get 3


Related Questions

What is the slope-intercept equation
for the following line?
Enter the correct
symbol, + or -
y = [?]+x+ []
answer the full equation please!!

Answers

The answer is y= -1/2 + (-4)

Find the value of x.

Answers

the answer would be 28
The answer is 28 for x

Task: Multiplying and Dividing Expressions
Watch the instructional videos Multiplying Polynomials - With Algebra Tiles and Dividing Polynomials - With Algebra Tiles and then complete the exercises below. Express your answer as both an expression and a tile figure.
Before you begin, note that:
A positive multiplied or divided by a positive equals a positive.
A positive multiplied or divided by a negative (or a negative times a positive) equals a negative.
A negative multiplied or divided by a negative equals a positive.

Part 1-3

1: (-2x)(x-3)

2: y^2 -y / y

3: (x2+6x+8)(x+2)

Answers

Najsjsiskekasizjnsdkdkdkx

PLEASE HELP ME QUICK

Answers

Answer from top to bottom: radical 17, pie, 3.01245, and at the bottom radical 8 over 3
The order would go in….
17 sq ➡️ Pi ➡️ 3.01245 ➡️ 8/3

What is the value of x in the isosceles trapezoid below?

Answers

C. 10

14x+14x+(3x+10)+(3x+10)=
34x+20=360=
X=10

Answer:

10

Step-by-step explanation:

i have 6 more questions and less than 20 minutes left for this test rjerirbrifirnem

Answers

x= 100 degrees. sorry if i answered too late

what is the measurement of this angle

Answers

Answer:

28º

Step-by-step explanation:

CAT = 90 - 62

CAT = 28º


Help.....!.!.!.!.!.!.!.!.!.!

Answers

Given:

In circle D, the measure of angle ADC is 108 degrees.

To find:

The measure of angle ABC.

Solution:

Central angle theorem: According to this theorem, the measure of central angle of an arc is twice of the measure of inscribed angle on that arc.

Using the Central angle theorem, we get

[tex]m\angle ADC=2\times m\angle ABC[/tex]

[tex]108^\circ=2\times m\angle ABC[/tex]

[tex]\dfrac{108^\circ}{2}= m\angle ABC[/tex]

[tex]54^\circ= m\angle ABC[/tex]

Therefore, the measure of angle ABC is 54 degrees.

Someone help please

Answers

Answer:

It would be D

Step-by-step explanation:

Owen had a sinus infection

Answers

Answer:

A-- 98.9 degrees in the morning

B-- 0.3 degrees above average

Step-by-step explanation:

Answer:

98.9 degrees F, .3 degrees

Step-by-step explanation:

Brainliest Please!!!

Answer this for brainilest and 30points (no links or internet answer or you will get flagged

Answers

F should equal 3 I believe

Which of the following options have the same value as 20 percent of 45

Answers

Answer:

Answer below

Step-by-step explanation:

20/100 * 45

1/5 * 45

0.2 * 45

Hope it helps.

What is the surface area?
5 ft
8 ft
8 ft
square feet
Submit

Answers

Answer:

Do you have a picture of the work hhh

Step-by-step explanation:

What is the dot product of vectors u = <-5, 4> and v=<-8, -6>?

Answers

Answer:

16

Step-by-step explanation:

dot product = x1x2 + y1y2

= (-5)(-8 + (4)(-6)

= 40 - 24

= 16

4.0 in. 6.0 in. 4. On the floor plan shown at the right, 1.25 inches represents 2 feet. What is the actual length of the entire floor? a. Kitchen 4.0 in. 6.0 in. Dining Room b. What is the actual area of the entire floor? Explain how you found the area. length 4.0 in. Study Living Room 8.0 in. 2.0 in. Foyer width​

Answers

Answer:

Part A= 19.2 Part B= 27.2

Step-by-step explanation:

4+8=12 divided by 1.25 equals 19.2

Width= 4+6=10 divided by 1.25=8

19.2+8= 27.2 is the total area

Hope this is right (:

Answer:

A. 19.2 Feet

B. 307.2 Feet

Step-by-step explanation:

A. First you divide 2 feet by 1.25 inches to figure out how much feet per inch.

2/1.25=1.6 feet

Meaning that 1 inch is 1.6 feet or 1 inch=1.6 feet

After that you add the length of 4 inches and 8 inches which equals 12 inches.

4+8=12 inches

After that you multiply 12 by 1.6

12*1.6=19.2

Meaning that the actual length is 19.2 feet

B. Once you find the length you add 4 inches and 6 inches which equals 10 inches.

Multiply 10 by 1.6

10*1.6=16 feet

After that to find the area you multiply 16 and 19.2.

16*19.2=307.2 feet


HELP WILL MARK BRAINLIEST

Answers

Answer:

2 by 4 is the answer have a great time

Marissa goes to the beach and places a mirror on the ground so when she looks down at it she can see the reflection to the top of the tree. Marissa is 5.5 feet tall. She stands 7 feet from the mirror. The mirror is 28 feet from the tree. How tall is the tree?

Answers

Answer:

69 feet

Step-by-step explanation:

took quiz

Si 60 personas representan el 25% del total de espectadores que fueron a un evento, ¿Cuántas personas representan el 100%?
3 puntos

Answers

Answer:

240 people

Step-by-step explanation:

[tex]\frac{60}{25} =\frac{x}{100}[/tex] (x represents people)

60×100= 6000 , 25 × [tex]x[/tex] = 25[tex]x[/tex]

[tex]\frac{25x}{25x}=x[/tex]        [tex]\frac{6000}{25x} = 240[/tex]

x=240

Which of the tables below doesn’t represent a function

Answers

Answer:

Table B

Step-by-step explanation:

I hope this helps :3

Find the volume of the cone. Round your answer to the nearest tenth if necessary. Use 3.14 for it.
8 ft
6 ft

Answers

Answer:

75.4 ft³

Step-by-step explanation:

Volume of a cone = πr²h/3

π = 3.14

radius, r = diameter / 2

= 6ft/2

= 3 ft

Height, h = 8 ft

Volume of a cone = πr²h/3

= (3.14 * (3)² * 8) / 3

= (3.14 * 9 * 8) / 3

= 226.08 / 3

= 75.36

Volume of a cone = 75.36 ft³

Approximately to the nearest tenth = 75.4 ft³

Subtract ( 5 – 8√2 ) from ( -7√2 + 12 )

Answers

Answer:

−7−√2

Step-by-step explanation:

5−8√2− (−7√2+12)

−7−√2

FIRST TO ANSWER GET BRAINLEST.
Which of these values is much easier to see on the box plot than on the dot plot?

A. range
B.interquartile range
C.minimum
D. maximum

Answers

Answer:

I believe the answer is B sorry if I'm wrong

Paul could play 16 songs on his guitar. He learns some new songs. Now he can play 23 songs. Enter an equation to represent the number of new songs, s, that Paul learns.

Answers

Answer:

23-16=7

Step-by-step explanation:

paul learned 7 new songs

Answer:

23-16=7

he learned 7 new songs

Step-by-step explanation:

An angle measures 26° more than the measure of its supplementary angle. What is the measure of each angle?

Answers

Answer:

103 & 77 degrees

Step-by-step explanation:

Supplements add up to 180 degrees.

I started at 90 & did:

90 + 13 = 103

(Because 13 * 2 is 26, but if you subtract 26 then the supplement will be 52 away & not 26)

180 - 103 = 77

103 - 77 = 26

Hope this helped. :)

g) 5 X 90 =
h) 9 X 200
i) 9 X 6000

Answers

Answer:

b

Step-by-step explanation:

b

On a horizontal number line -4 is located to the left of 17 enter an inequality that represents this statement

Answers

Answer:

-4 is less than 17 and the "less than" symbol is <. however, this situation can also be expressed by -4 being "less than or equal to" 17 (this symbol is < with a line underneath it)

-4 < 17 OR -14 "less than or equal to" 17

HELP!!!!

8.) A cylinder has a volume of 3815.1 cubic centimeters. What
is the volume of the cone that has the same height and
same base as the cylinder?

Answers

Answer:

hello yes from Mr Ching class the answer would just be 1271.7 because the volume of a cone is 1/3 of the volume of a cylinder of the same dimensions

Step-by-step explanation:

multiply cone volume by 1/3

order the numbers from least to greatest.​

Answers

Answer: from least to greatest:

1. -3

2. -2 1/2

3. -2 2/5

4. -2 3/10

5. -2

Step-by-step explanation:

Answer:

-3-2 1/2-2 2/5-2 3/10-2

Step-by-step explanation:

-3,

-2 1/2 = 2 5/10

- 2 2/5 = - 2 4/10

-2 3/10

-2

Plz help! (due tonight!)
The​ eighth-grade class at a grade school has 12 girls and 9 boys. How many different​ boy-girl dates can be​ arranged?

Answers

Answer:

There will be 9 couples, and 3 lonely girls

Hope this helps

plz like and brainly :D

Find the volume of the solid below.

Answers

Answer:

385 cm volume

Step-by-step explanation:

Length-- 7

width-- 5

height-- 1 1

Volume formula -- L times W times H = V.

Multiply all those and you get 385cm squared.

have a great Day!!!!!

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