Find the volume of the cylinder (3.14 for pi)

Find The Volume Of The Cylinder (3.14 For Pi)

Answers

Answer 1

Answer:

The volume of the cylinder is equal to 70.65 cm³.

General Formulas and Concepts:
Geometry

Volume Formula [Cylinder]: V = πr²h

r is radiush is height

Step-by-step explanation:

Step 1: Define

Identify given variables from diagram.

r = 3 cm

h = 2.5 cm

Step 2: Find Volume

[Volume Formula - Cylinder] Substitute in variables:
V = (3.14)(3 cm)²(2.5 cm)Evaluate:
V = 70.65 cm³

∴ we found the volume of the cylinder to be 70.65 cm³.

---

Topic: Geometry


Related Questions

Find the length of side X in the simplest radical form of the rational denominator

Answers

[tex]~~~~~~~\cos 45^{\circ} = \dfrac{\text{Base}}{\text{Hypotenuse}}\\\\\\\implies \dfrac 1{\sqrt 2} = \dfrac{\sqrt 3}{x}\\\\\\\implies x = \sqrt 3 \cdot \sqrt 2\\\\\\\implies x = \sqrt {3 \times 2}\\\\\\\implies x = \sqrt 6[/tex]

i need adviceeeee pllllllllllllllllllllllllllllllllllssssssssssssssssssssssssssssssssss

Answers

Answer:

140 ounces of Vegetables

Step-by-step explanation:

23 ounces of carrots x 2 = 46 ounces

47 ounces of broccoli x 2 = 94 ounces

46 ounces of carrots + 94 Ounces of Broccoli = 140 Ounces of Vegetables

Answer:

140 oz of vetables

Step-by-step explanation:

23 x 2 = 46

47 x 2 = 94

46 + 94 = 140

Write a quadratic function f whose zeros are 2 and 5.

Answers

Answer:

[tex] {x}^{2} - 7x + 10 = 0[/tex]

Step-by-step explanation:

[tex](x -2)(x - 5) = 0[/tex]

[tex] {x}^{2} - 7x + 10 = 0[/tex]

A, B and C lie on a straight line.
Given that angle y = 144° and angle z =
92°, work out x.
A
x
Z
The diagram is not drawn accurately.
B
C

Answers

180-144= 36°
180-36-92= 52°
z is 52°

NEED HELP QUICKLY
(please include your work)
19. Solve for the angle x.
sin²(2x) = 1
A. 45° + 360°n, 135° + 360°n
B. 45° + 360°n, 135° + 360°n, 225° +
360°n
C. 225° +360°n
D. no solution
E. 45° +360°n, 135° + 360°n, 225° +
360°n, 315° +360°n
F. 45° + 360°n, 225° + 360°n
( A is incorrect)

Answers

Answer:

Choice E.

Step-by-step explanation:

sin^2 2x = 1

sin 2x = ± 1

So 2x = 90, 270 , 450, 630  etc

x = 45, 135, 225, 315   etc

=  45 + 360n, 135 + 360n, 225 + 360n, 315 + 360n

Solve for x in the equation 3^2(x+3)÷8(x-4)=64÷2x

Answers

Answer:

Hope this helps, it was a hard equation... mark me brainliest

Step-by-step explanation:

9x+27÷8x-24=64÷2x

9x÷8x+3=64÷2x

9x÷8x*2x=61

x^3=244/9

x=

approximately  3.00411

i need it fast
Did you know that all 50 states in the United States have some sort of state fair? Fairs and carnivals include a variety of games of chance that aren’t typically “fair.” What does it mean for a game to be fair? In this task, you’ll analyze different scenarios to determine fairness. You will use probability and expected value to make these determinations. You will also use these concepts to make decisions.
As you complete the assignment, keep this question in mind:
How can probability be applied to decision making?

Answers

Answer:

If a game is "fair" it most likely means that there is a chance of winning a prize that corresponds with the price of playing the game.

Step-by-step explanation:

There is no one correct answer, but that is the premise of answering a question like that. you will need to elaborate further.

Answer:

There is no correct answer. but you could use-

The key role of probability is to improve decision-making in the face of uncertainties. It helps decision-making objective and data-driven rather than based on instinct.

Step-by-step explanation:

a regular hexagon has 18 sides calculate the size of each interior

Answers

Answer:

[tex]160[/tex] °

Step-by-step explanation:

An alternative method is to use the exterior angle.

the sum of the exterior angles is ALWAYS 360 °

So you can find the size of the exterior angles of a regular polygon quite easily:

If there are 18 sides ( n = 18 ) , then each exterior angle is:

[tex]\frac{360}{n} =\frac{360}{18} = 20[/tex]°

The sum of the exterior and interior angles is 180° because they are adjacent angles on a straight line.

∴ each interior angle is 180° - 20° = 160°

Graph the parabola.
y=(x+1)^2-3

Answers

Answer:

tap on the picture to see.

Step-by-step explanation:

that should help

Answer:

I like to use Desmos when I graph parabolas. But I’m this case it would be 3 down and one to the left so the vertex should be (-1,-3) and then just graph x^2

Step-by-step explanation:

Hope this helps! ;-)

Mina had a disco for her birthday. For every 2 boys at the disco, there were 3 girls. There were 35 children at the disco in total. How many boys were at the disco?

Answers

sorry it’s messy! hope it helps

There were 14 boys at Mina's disco for her birthday.

What is a ratio?

A ratio is a quantitative value that shows the number of times a certain value is in another value.

The number of boys at the disco can be calculated as shown below:

It is given that for every 2 boys at the disco, there were 3 girls. This means that the ratio of boys to girls at the disco is 2:3.

Let the proportionality constant be x.

Therefore total boys and girls are 2x and 3x respectively.

There are 35 kids at the disco. This means that the number of boys plus girls is 35. It can be written as shown below:

2x + 3x = 35

⇒ x = 35/5

⇒ x = 7

Total number of boys = 2x

= 2 * 7

= 14 boys

Therefore the total number of boys at the disco is 14.

Learn more about ratios here: https://brainly.com/question/13513438

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3M+4/3=28/3-M.find the m

Answers

Answer:

M = 2

Step-by-step explanation:

3M+4/3 = 28/3 -M

3M+M +4/3-28/3 = 0

4M -8 = 0

4M = 8 ( divide 4 in both sides)

M=8/4

M=2

Can one of u guys help me I need help asap

Answers

Answer:

See below ~

Step-by-step explanation:

The three inequalities (listed below) have been plotted on a graph :

y ≤ 8y ≥ -3x + 4y > 2x - 4

NEED HELP PLEASE ANSWER ASAP! (43)

Answers

Answer:

    43. (2) $2.00

Step-by-step explanation:

Question 43

Let cheese pizza be c and mushroom pizza be m3c + 4m = 12.503c + 2m = 8.50

Subtract Equation 2 from Equation 1.

3c + 4m - 3c - 2m = 12.50 - 8.502m = 4.00m = $2.00(2) $2.00

Answer:

(2)  $2.00

Step-by-step explanation:

Jack's order

3 slices of cheese pizza and 4 slices of mushroom pizza = $12.50

Grace's order

3 slices of cheese pizza and 2 slices of mushroom pizza = $8.50

The difference between the two orders is 2 slices of mushroom pizza.

The difference between the cost of the two orders is:

$12.50 - $8.50 = $4.00

Therefore, 2 slices of mushroom pizza costs $4.00

So the cost of 1 slice of mushroom pizza is:

$4.00 ÷ 2 = $2.00

Simplify (sinx + cosx) ^2/ sin2x

Answers

[tex]\csc 2x+1[/tex]

Step-by-step explanation:

[tex]\frac{(\sin x+\cos x)^2}{\sin2x}[/tex]

We expand [tex](\sin x+\cos x)^2[/tex] using algebraic identity [tex](a+b)^2=a^2+b^2+2ab[/tex]

[tex]=\frac{\sin^2x+\cos^2x+2\sin x.\cos x}{\sin2x}[/tex]

[tex]= \frac{1+\sin2x}{\sin2x}[/tex]

[tex]=\frac{1}{\sin2x}+\frac{\sin2x}{\sin2x}[/tex]

[tex]=\csc 2x+1[/tex]

what is the surface area of this solid?

_______ square meters

o 101
o 107
o 116
o 131

Answers

Answer:

The surface area of this solid is:

b. 107

Step-by-step explanation:

To understand this answer we need to analyze it. First, we have different geometric figures composing the solid. A pyramid and a rectangular prism. We need to obtain the surface, not the volume so we need to obtain the area of all the figures composing the pyramid and the prism without the hidden part of the pyramid base. We need to obtain the following areas:

2 rectangles with the following measures= W=2 L= 8

1 rectangle with the following measures= W=3 L=8

1 rectangle with the following measures= W=3 L 5

2 rectangles with the following measures= W=2 L=3

4 triangles with the following measures= B=3 H=4

Following the formula for the rectangles W x L we obtain a total area for them of 83 square meters.

Following the formula for the triangles b x h / 2 we obtain the following area: 24 square meters. Then we add both and obtain 107 square meters.

The surface area of this solid is 107.

Se puede pasar 11/20 a fraccion mixta?​

Answers

Fractions :

The fraction 11/20 can not be converted to a mixed fraction since it belongs to the proper fraction, I mean that the numerator is less than the denominator.

Only improper fractions can be mixed.

Example :

[tex]\: \: \: \: \: \: \: \: \qquad\bold{\Rightarrow \dfrac{20}{11}= 1\dfrac{9}{11} }[/tex]

So no the fraction 11/20 cannot be a mixed fraction.

Answer:

Solve the set of two reals for the following exponential equation:

\Large\text{${\dfrac{27^x\:-\:3^x}{9^x\:-\:3^x} = 82}$}

Given h(x) = −3 |x + 1| evaluate h (-3)



Need help this is for final’s study’s

Answers

Answer:

-6

Step-by-step explanation:

h(x) = −3 |x + 1| evaluate h (-3)

h (-3) means x = -3

Plug in:

h(x) = −3 |(-3) + 1| → h(x) = −3 |-3 + 1|

h(x) = −3 |-2|       since -2 is an absolute value it becomes 2

h(x) = −3(2)

h(x) = -6

Let me know if you have anymore questions,

Good Luck studying :) YOU GOT THIS !!!

please help me with these questions

Answers

Answer:

Here is the ans ..hope it helps

Can someone solve this for me real quick

Answers

Answer:

Square

Step-by-step explanation:

a plane figure with four equal straight sides and four right angles.

Answer: Square

Detailed Explanation:

In a Square, all 4 Sides are Equal and all 4 Angles are Equal to 90 degree, as shown in the figure given. Hence, the figure shown is a Square.

Evaluate the expression when a=4, b=2, and c=5. 3ab - c

Answers

Answer:

19

Step-by-step explanation:

3(4)(2) - 5

3 * 4 = 12 * 2 = 24

24 - 5 = 19

a) If a regular octagon and regular hexagon both have the same side lengths, which will have the greater area?​

Answers

Answer:

Octagon

Step-by-step explanation:

Formula for a polygon is :

A = 1/2 x a x Pa = apothem (distance from center to the midpoint of a sideP = perimeter (sum length of the sides)

Since a regular octagon has 8 sides, and a regular hexagon has 6, the octagon will have the greater area due to greater perimeter.

Not everyone understands this but if you can help please do mi amor

Answers

Answers:

scaleneisoscelesscalene

=======================================================

Part (a)

Let's find the distance from point D to point E.

In other words, this will compute the length of segment DE.

[tex]D = (x_1,y_1) = (0,-6) \text{ and } E = (x_2, y_2) = (3,1)\\\\d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(0-3)^2 + (-6-1)^2}\\\\d = \sqrt{(-3)^2 + (-7)^2}\\\\d = \sqrt{9 + 49}\\\\d = \sqrt{58}\\\\d \approx 7.6158\\\\[/tex]

Segment DE is roughly 7.6158 units long.

Let's repeat these steps to find the length of segment EF.

[tex]E = (x_1,y_1) = (3,1) \text{ and } F = (x_2, y_2) = (-2,1)\\\\d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(3-(-2))^2 + (1-1)^2}\\\\d = \sqrt{(3+2)^2 + (1-1)^2}\\\\d = \sqrt{(5)^2 + (0)^2}\\\\d = \sqrt{25 + 0}\\\\d = \sqrt{25}\\\\d = 5\\\\[/tex]

Segment EF is exactly 5 units long.

Lastly, we'll compute the length of segment FD.

[tex](x_1,y_1) = (-2,1) \text{ and } (x_2, y_2) = (0,-6)\\\\d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(-2-0)^2 + (1-(-6))^2}\\\\d = \sqrt{(-2-0)^2 + (1+6)^2}\\\\d = \sqrt{(-2)^2 + (7)^2}\\\\d = \sqrt{4 + 49}\\\\d = \sqrt{53}\\\\d \approx 7.2801\\\\[/tex]

Segment FD is about 7.2801 units long.

This is close to the length of DE, but not quite.

To recap, we found these segment lengths:

DE = 7.6158 (approximate)EF = 5 (exact)FD = 7.2801 (approximate)

As you can see, all three sides are different lengths. Therefore, triangle DEF is scalene.

----------------------------------

For part (b), follow the same template as part (a).

I'll be skipping the steps.

This is what you should get for the lengths of triangle TRI

segment TR = 6.0828 (approximate)segment RI = 2 (exact)segment IT = 6.0828 (approximate)

Segments TR and IT are the same length (both exactly [tex]\sqrt{37}[/tex] units long), which means triangle TRI is isosceles.

-----------------------------------

For part (c), I'll also be skipping steps.

Here are the lengths you should find

JK = 4.1231 (approximate)KL = 8.9443 (approximate)LJ = 10.6301 (approximate)

All three lengths are different, making this triangle scalene.

Isabella has a total of 150 music CD's.She loves rock music and alternative music. The number of alternative music CD's is three more than twice that of the rock music CD's that she owns .

(a). Write down two equations that represent this information.

(b). Draw the two graphs that represent these equations on the same set of axes .

(C). Show where you can read off how many Rock CD's Isabella owns . ​

Answers

The system of equations that we need to solve is:

x + y = 150y = 2x + 3

And the solution is x = 49 and y = 101.

How to solve the system of equations?

Let's define the variables:

x = number of CDs of rock music.y = number of CDs of alternative music.

We know that the total number of CDs is 150, then:

x + y = 150

And we know that:

y = 2x + 3

Then the two equations that represent the information (and conform a system of equations) are:

x + y = 150

y = 2x + 3

b) The graphs of the two equations can be seen below.

c) To find the solution, we just need to see where the graphs intercept.

We can see that the intercept is (49, 101), this means that:

Isabella has 49 rock music CDs and 101 alternative music CDs.

If you want to learn more about systems of equations:

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f(t)=t^2-3t
g(t)=2t+1
find f(g(t))

Answers

Answer:

[tex]f (2t + 1) = 4t^{2} - 2t - 2[/tex]

A and B are vertical angles. If mA = (2x + 1)° and m/B = (x +10)°,
then find the value of x.

Answers

Answer:

x = 9

Step-by-step explanation:

Given

A and B are vertical anglesm∠A = (2x + 1)m∠B = (x + 10)Find the value of x

We know that vertical angles are congruent.

Use this property to set up equation.

m∠A = m∠B

Substitute the values of angles and solve for x.

2x + 1 = x + 102x - x = 10 - 1x = 9

The value of x is 9

A jar contains nine blue marbles, eight yellow marbles, 11 black marbles, and 12 red marbles.

Without looking, what is the probability of pulling a white marble from the jar?

Answers

The probability of pulling a white marble from the jar is 0.

What is the probability?

Probability determines the odds that an event would happen. The odds usually lie between 0 and 1.

The probability of pulling a white marble = total number of white marbles / total number of marbles

0 / 40 = 0

To learn more about probability, please check: https://brainly.com/question/13234031

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ANSWER QUICK PLSS NOT MUCH TIME LEFT
A circle P is circumscribed about a regular hexagon ABCDEF

Select one:
a. exterior
b. inscribed
c. interior
d. central

Answers

Answer:

the answer willl be D

Step-by-step explanation:

5. Mickey bought pizza and sodas for himself and four of his friends. The pizza was $17.49,
and 5 sodas were $1.19 each.
If the pizza is sliced into 10 equal slices and each person eats 2 slices and drinks one
soda, what is the cost to each person?
$2.94
® $4.13
$3.50
$4.69

Answers

Answer:

D. is the correct option

Step-by-step explanation:

There is a total of 5 people, so we can either split the pizza cost into 5, or into 10 and multiply by 2 (since each guest ate 2 slices) We'll do the first option since it's simpler.

$17.49 ÷ 5 = 3.489 or rounded up to $3.50

Next, we'll add $1.19 to $3.59 which equals $4.69

Hope this helps!

Jane spent $27 on fruit at the grocery store. She spent a total of $60 at the store. What percentage of the total did she spend on fruit.

Answers

Answer:

45%

Step-by-step explanation:

Divide 27/60, which gives you 0.45. Multiply that by 100, you get 45 percent.

Answer:

45%

Step-by-step explanation:

27/60

What is the area of the pentagon, rounded to the nearest tenth?

13.8 cm2
17.3 cm2
32.7 cm2
69.0 cm2

Answers

The area of the pentagon, rounded to the nearest tenth will be 32.7 square cm. Then the correct option is C.

What is a polygon?

The polygon is a 2D geometry that has a finite number of sides. And all the sides of the polygon are straight lines connected to each other side by side.

A regular pentagon has an apothem measuring 3 cm and a perimeter of 21.8 cm.

Then the side length of the pentagon will be

5 x Side length = 21.8 cm

     Side length = 4.36 cm

Then the area of the pentagon, rounded to the nearest tenth will be

Area of pentagon = 5 x area of triangle

Area of pentagon = 5 x 1/2 x 4.36 x 3

Area of pentagon = 32.7 square cm

Thus, the correct option is C.

More about the polygon link is given below.

https://brainly.com/question/17756657

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