A cylinder and a cone have the same volume. The cylinder has a radius of 2 inches and a height of 3
inches. The cone has a radius of 3 inches. What is the height of the cone?
Show your work.
Plz help

Answers

Answer 1

Answer: 4 in

Step-by-step explanation:

The volume of the cylinder is

[tex]V=(\pi)(2^{2})(3)=12\pi[/tex]

If we let the height of the cone h, the volume of the cone is

[tex]V=\frac{1}{3}(\pi)(3^{2})(h)=3\pi h[/tex]

Setting these volumes equal,

[tex]12\pi=3\pi h\\\\12=3h\\\\h=\boxed{4 \text{ in}}[/tex]

A Cylinder And A Cone Have The Same Volume. The Cylinder Has A Radius Of 2 Inches And A Height Of 3inches.
A Cylinder And A Cone Have The Same Volume. The Cylinder Has A Radius Of 2 Inches And A Height Of 3inches.

Related Questions

PLS HELP ASAP
Function g is shown on the graph
Which function represents g

Answers

Answer:

 

Step-by-step explanation:

How long will it take an investment of $400 earning 3% annual interest compounded monthly to triple in value?

Answers

Answer:

$12 is 3% of $400, triple the value is $1200, it would take 100 months, or 8 years

Help me plssss I rlly need the answer to this

Answers

149___________________
72 degrees
Step by step explanation : 103-31=72

One thing you learned about slopes

Answers

Answer:

one thing that I learned about slope is the rise over run and y2-y1 over x2-x1

Step-by-step explanation:

Answer:

That if 2 coordinate points are given we can use the formula of; [tex]\frac{y_2 - y_1}{x_2 - x_1}[/tex] to find the slope passing through those points

Hope this helps!

Let the vector v have an initial point at (3,−2) and a terminal point at (3,−7). Determine the components of vector v

Answers

Answer:

(0,-5)

Step-by-step explanation:

Terminal minus initial. (3-3, -7+2) = (0,-5)

your answer should be (0,-5)
hope this helps

PLS HELP and explain how pls

Answers

Answer:

31 r 3

i know

Answer:

Step-by-step explanation:

940 divided by 30

try to fit 30 into 94 as many times possible

30*3 =90 , 94 -90 =4

3 goes on top

4 on the bottom and is join by 0 that you bring down to make 40

try to fit 30 into 40

30*1=30, 40 -30 =10

940/30 = 31 remainder 10

A toy company is packaging its toy to be shipped. Each small toy is placed inside a cube- shaped box with side lengths of 1/8 in. These smaller boxes are then placed into a larger box with dimensions of 12in. X 4 1/2in. X 3 1/2 in.

Answers

Answer:

1512

189 in³

Step-by-step explanation:

Here is the complete question

A toy company is packaging its toys to be shipped. Each small toy is placed inside a cube-shaped box with side lengths of 1/2 in. These smaller boxes are then placed into a larger box with dimensions of 12 in. × 4 1/2 in. × 3 1/2 in.

a. What is the greatest number of small toy boxes that can be packed into the larger box for shipping?

b. Use the number of small toy boxes that can be shipped in the larger box to help determine the volume of the shipping box

A. greatest number of small toy boxes that can be packed into the larger box for shipping = volume of larger box / volume of smaller box

volume of larger box = length x width x height = 12 in. × 4 1/2 in. × 3 1/2 in = 189 in³

volume of smaller box = volume of a cube = side length³ = [tex]\frac{1}{2}[/tex]³ = 1/8 in³

189 ÷[tex]\frac{1}{8}[/tex] = 189 x = 1512

b. 1/8 x 1512 = 189 in^3

A bag contains apps and six oranges. You randomly draw a piece of fruit from the bag, eat it, and then randomly draw another. what is the probability you draw and eat an apple than draw an orange?

Answers

Complete Question

A bag contains 8 apples and six oranges. You randomly draw a piece of fruit from the bag, eat it, and then randomly draw another. what is the probability you draw and eat an apple than draw an orange?

Answer:

Step-by-step explanation:

PLEASE ANSWERRR ONE OR MORE OF THE QUESTIONS, MORE OR ONLY ONE IS FINE

Answers

Answer:

b

Step-by-step explanation:

I dunno how to explain bdjwnfjrndisnf

Answer:

First problem: sorry I dont know.

Second problem: C. 384 square inches

Third Problem: B. 215 cm2

Fourth Problem: C. 60 cubic units

Hope this helps!


Find the surface area of the figure below.

Answers

Answer:

261 cm²

Step-by-step explanation:

To find the surface area of a square pyramid, you must first recognize all of the shapes.

There are four triangles and one square.

To find the area of a square, multiply the side by itself twice.To find the area of a triangle, multiply the base and the height, then multiply the product by 1/2.

The triangles have a base of 9 and a height of 10.

[tex]9*10=90[/tex]

Multiply the product by 1/2.

[tex]90*1/2 = 45[/tex]

There are four triangles.

[tex]45*4=180[/tex]

The area of all three triangles is 180 centimeters; the area of a single triangle is 45 centimeters.

There square has sides of 9 centimeters.

[tex]9*9=81[/tex]

The area of the square is 81 centimeters.

Lastly, we add the areas of the shapes.

[tex]45+45+45+45+81 = 261.[/tex]

Therefore, the surface area of this square prism is 261 cm².

You can use this layout to find the surface area of a square pyramid.

On the same exam, Alyssa's friend Jessie answered three times more questions correct than incorrect. Who got a higher percentage of the test questions correct, Alyssa or Jessie?

Answers

Complete question is;

Alyssa took a math test with 20 questions and she answered 16 questions correctly. In order get an A, she needs to answer at least 90 percent of the questions correctly.

A) Did Alyssa get an A on this math test? Explain.

B) How many questions would Alyssa need to answer correctly in order to get an A?

C) On the same exam, Alyssa's friend Jessie answered three times more questions correct than incorrect. Who got a higher percentage of the test questions correct, Alyssa or Jessie

Answer:

A) she didn't get an A because she scored less than 90%.

B) She will need to answer 18 correctly to get an A.

C) Alyssa had a higher percentage.

Step-by-step explanation:

A) Alyssa answered 16 out of 20 questions correctly.

Converting this to percentage gives;

16/20 × 100% = 80%

Now,we are told she needs at least 90% correct answers to get an A.

She scored 80% which is less than 90% mark of A, therefore she didn't get an A.

B) Let the number of minimum questions to answer correctly out of 20 be x.

Thus, since it is 90%.

Then;

x/20 × 100% = 90%

making x the subject;

x = 90 × 20/100

x = 18

She will need to answer 18 correctly to get an A.

C) her friend Jessie answered three times more questions correct than incorrect.

This means for every 4 questions answered, she had 3 correct and 1 incorrect.

Thus,

For 4 questions she had 3 correct answers, then for 20 questions, she will have: 20 × 3/4 = 15 correct questions

Which corresponds to;

15/20 × 100% = 75%

Thus, Alyssa had a higher percentage.

Pls help me with this question I need to turn this in

Answers

We know that the radius of the garden is r = 1.5 ft. use the formula for circumference to find the total length of fencing and round to the nearest tenth:

C = 2(pi symbol)r = 2(pi symbol)(1.5) = 9.4

Since the edging costs $0.75 per foot, find the total cost by multiplying the length of fencing by the cost per foot:

9.4($0.75) = $7

Please helpppp

Extra points and brainleist

Answers

Answer:

B

Step-by-step explanation:

x² - 4x - 7 = 0

(x - 2)² = 11

math question please help

Answers

Answer:

a. 4

b. 132

Step-by-step explanation:

Plugg in the equation in desmos graphing calculator and the find the vertex to find the answer.

(Are you doing this in pearson?)

What is the vertex of the graph of
y = x + 12 -10?

Answers

Answer:

y=x+12-10

Step-by-step explanation:

0=x+12-10

-x=2

x=-2

Find ​(a) PQ to the nearest tenth and ​(b) the coordinates of the midpoint of __ pq.

Answers

Answer:

a) 5units

b) (4.5, 4)

Step-by-step explanation:

Let the coordinate of P and Q be P(3, 2) and Q(6, 6)

PQ can be gotten using the distance formula;

PQ =√(6-2)²+(6-3)²

PQ = √4²+3²

PQ =√16+9

PQ =√25

PQ = 5units

Midpoint M is  expressed as;

M(X, Y) = {(x1+x2)/2, y1+y2/2}

X = x1+x2/2

X = 3+6/2

X= 9/2

X = 4.5

Similarly;

Y = y1+y2/2

Y = 2+6/2

Y = 8/2

Y = 4

Hence the midpoint of PQ is (4.5, 4)

Find the Surface Area of the figure. *
1 point

Answers

Step-by-step explanation:

A=2πrh+2πr^2

=2×22/7×3×6+2×22/7×3^2

=113.14+56.57

=169.71 m^2

Step-by-step explanation:

r = 3 cm

h = 6 cm

S. Area = 2πr² + h(2πr)

= 2 × 3.14 × 3² + 6 (2 × 3.14 × 3)

= 56.52 + 113.04

= 169.56 cm²

#CMIIW

Is (x+4)^2 equivalent to 2x^2+8x+8? Explain or show your reasoning.
answer: no because they have different x values

(x + 4) 2 —> 2x + 8

2 x 2 + 8x + 8 —> 8x + 12

teachers response:

Your answer is correct in that they are not equivalent. But I need you to show me what (x+4)^2 equals. First, you would write it this way: (x+4) (x+4). Now, multiply these binomials…what do you get?

please help!!

Answers

Answer:

It's wrong because the y intercepts are different

Step-by-step explanation:

The box method is OP for these kind of questions

If I don't do a good job explaining it then I reccomend you consult the internet

The expression (x + 4)² is not equivalent to the expression 2x² + 8x + 8.

What is an equivalent?

The equivalent is the expression that is in different forms but is equal to the same value.

The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.

The expression is given below.

⇒ (x + 4)²

Simplify the expression, then we have

⇒ (x + 4)²

⇒ (x + 4)(x + 4)

⇒ x² + 8x + 16

Thus, the expression (x + 4)² is not equivalent to the expression 2x² + 8x + 8.

More about the equivalent link is given below.

https://brainly.com/question/889935

#SPJ3

a set of two concentric circles is shown above. What is the area of the shaded portion above?

Answers

Answer:

The answer is "[tex]44 \ m^2[/tex]"

Step-by-step explanation:

[tex]R=4.5 \ m \\\\r=2.5\ m\\\\[/tex]

The area between two concentrated circles via an exterior circle radius R and an internal circle

[tex]r =\pi(R^2-r^2)[/tex]

The region, therefore, consists of two concentrated circles with radii of 4.5 m and 2.5 m.

[tex]r=\pi(4.5^2 -2.5^2)\\\\[/tex]

  [tex]=\frac{22}{7} (20.25-6.25) \\\\ =\frac{22}{7} (14) \\\\=22 \times 2 \\\\ =44 \ m^2[/tex]

The table shows the population of three Texas counties. The population of Gray County is missing. The population of Gray County is 35,553 less than the population of Anderson County. What is the combined population of these four counties?
A. 2,694,709
B. 2,707,507
C. 2,695,209
D. 2,765,815

Answers

Answer:me dont know

Step-by-step explanation:

idek

Answer:

A. 2694709

Step-by-step explanation:

58308-35553=22755

22755 is the population of Gray County.

Add this number to the other numbers:

22755 + 58308 + 2416014 + 197632 = 2694709

Help
Please edge 21 I really need help I don’t want to go to summer school

Answers

Answer:

C. No solutions exist Because the situation describes two lines that have the same slope and different y-intercepts

Step-by-step explanation:

it is important to keep the x-and y-coordinates in the same order in both the numerator and the denominator otherwise you will get the wrong slope so there is no solution.

plz help me find the area of the kite ​

Answers

Answer:

250 cm squared

Step-by-step explanation:

The formula for an area of a kite is:

A=pq/2

--------

p = 20 and q = 25

Multiply the two together (20 × 25)

Then divide by 2 (500 ÷ 2)

Then you get your answer (250)

Whenever you find the area, be sure to add the ² symbol or squared, or else it will be wrong.

--------

Have a good day :)

Mr.Q's class is having a giveaway where his students can receive 100 classroom credits. He will pull names out of a hat and select two winners. Once a student wins, they are not eligible to win a second time. If there are 40 total people in the class, including you and your best friend.
What is the probability that both you and your best friend get the 100 classroom credits?
PLEASE SHOW WORK!!​

Answers

Answer:

1/1560

Step-by-step explanation:

The chance of you winning is 1/40, since there are 40 students and you are one of those students. Since, you cannot win again once you win once, you are eliminated. This leaves us with 39 people left. The chances of your friend being chosen out of the 39 people left is 1/39. Now you must multiply 1/40 and 1/39. After multiplying, you get 1/1560.

Tony's Electronics is marking down the price of a TV 23% from the original price of $175. Which expression can be
used to find the sale price.
175.0 23(175)
23.17523)
175 - 0230175)
23-17523)

Answers

Answer:

this doesn't make any sense.

It would be 175-(175)(0.23)

Please help correct answer gets brainly but hurry fast please

Answers

SHHHHEEESSH that looks tuff anyways help this soul out plz

Answer:

A (1,0)

B (0,-3)

C (-6,5)

D (-3,-5)

I don't really think I have to explain it.

hope this helps!!

Practice test question, help please

Answers

Answer:

ask ur teacher

Step-by-step explanation:

talk

Find the angle of depression
from point A to point C.
669
5 mi
B
O
Angle of depression = [ ? jº
Enter

Answers

Answer:

Step-by-step explanation:

From B on the ground straight up to A and then turn the corner to follow the dotted line...that is a 90 degree angle. So in order to find the angle of depression, subtract 66 from 90 to get 24 degrees. Subsequently, that is also the angle of elevation (the base angle inside the triangle) due to parallel lines and whatnot.

Can someone help me out my grads are bad

Answers

Answer:

9

Step-by-step explanation:

39 x 39 = 1521

1521 divided by 169

= 9    good luck bro

You opened a checking account with $250 and have been spending $35 every week. How much will
you have your account after 6 weeks?
$35
$40
$210
$75

Answers

Answer:

$35

Step-by-step explanation:

multiply 35 by the number of weeks (6) to get $210, subtract $210 from $250 to get $35

Please help me with this. Use implicit rule

Answers

Answer:

a.option is the correct answer

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