find the circumference of the circle ​

Find The Circumference Of The Circle

Answers

Answer 1

Answer:

25.133cm

Step-by-step explanation:

Im assuming 8cm is the diameter

circumference = πd

8π=25.133

Brainliest would be very much appreciated


Related Questions

KADS, Inc. Has spent $400,000 on research to develop a new computer game. The firm is planning to spend $200,000 on a machine to produce the new game. Shipping and installation costs of the machine will be capitalized and depreciated; they total $50,000. The machine has an expected life of three years, a $75,000 estimated resale value, and falls under the MACRS 7-year class life. Revenue from the new game is expected to be $600,000 per year, with costs of $250,000 per year. The firm has a tax rate of 35 percent, an opportunity cost of capital of 15 percent, and it expects net working capital to increase by $100,000 at the beginning of the project.


What will the cash flows for this project be? (Negative amounts should be indicated by a minus sign. Round your answers to 2 decimal places. )

Answers

The cash flows for this project will be -$560,450 (negative amount indicated by a minus sign).

To calculate the cash flows for this project, we need to consider the initial investment, operating cash flows, and terminal cash flows over the project's life.

Initial Investment:

Research and development cost: -$400,000

Machine cost: -$200,000

Shipping and installation cost: -$50,000

Net working capital increase: -$100,000

Total Initial Investment: -($400,000 + $200,000 + $50,000 + $100,000) = -$750,000

Operating Cash Flows:

The operating cash flows include revenue, costs, and depreciation for each year.

Revenue: $600,000 per year

Costs: $250,000 per year

Depreciation: Calculated using MACRS depreciation method for 7-year class life.

Year 1:

Depreciation: $200,000 (rounded to the nearest dollar) [MACRS depreciation for Year 1]

Operating Cash Flow: $600,000 - $250,000 - $200,000 = $150,000

Year 2:

Depreciation: $320,000 (rounded to the nearest dollar) [MACRS depreciation for Year 2]

Operating Cash Flow: $600,000 - $250,000 - $320,000 = $30,000

Year 3:

Depreciation: $192,000 (rounded to the nearest dollar) [MACRS depreciation for Year 3]

Operating Cash Flow: $600,000 - $250,000 - $192,000 = $158,000

Terminal Cash Flows:

Terminal cash flow includes the salvage value of the machine and the tax effect of selling the machine.

Salvage Value: $75,000

Tax Effect of Salvage Value: Taxable gain or loss on the sale of the machine = (Selling price - Book value)

Book Value: Accumulated depreciation at the end of Year 3 = $200,000 + $320,000 + $192,000 = $712,000

Selling price: $75,000

Taxable gain or loss: $75,000 - $712,000 = -$637,000

Tax on gain or loss: Tax rate (35%) * Taxable gain or loss = 0.35 * (-$637,000) = -$223,450

Terminal Cash Flow: Salvage Value + Tax on gain or loss = $75,000 + (-$223,450) = -$148,450

Now, let's sum up all the cash flows:

Cash Flows = Initial Investment + Operating Cash Flows + Terminal Cash Flow

Cash Flows = -$750,000 + $150,000 + $30,000 + $158,000 + (-$148,450)

Cash Flows = -$560,450

Therefore, the cash flows for this project will be -$560,450 (negative amount indicated by a minus sign).

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The directors of a dance show expect many students to participate but don’t yet know how many students will come. The directors need 7 students to work on the technical crew. The rest of the students work on dance routines in groups of 9. For the show to work, they need at least 6 full groups working on dance routines.

Answers

The inequality that represents the scenario given above in terms of the number of students is 9x + 7 ≥ 54

What is the Inequality?

Inequality is known to be a statement that shows the step or order association either it is greater than, equal to, less than, etc., that exist between two or more numbers in an expression.

Note that 7 students are in the technical crew. Denote the number of students in a group as = x

We take the other students in dance routines in groups of 9 as 9x.

Therefore, we say that the total number of students = 9x + 7

Since 6 full groups are working on dance routines, we then multiply by the student dance groups =  9  x  6 = 54

Therefore, we can state that our inequality as:

9x + 7 ≥ 54

Then you collect like terms:

9x ≥ 54 - 7

9x ≥ 47

x ≥ 47/9

x ≥ 6

So therefore, I will write to  directors that the number of students they need in each group should be at least 6 students.

See full question below

1. Write and solve an inequality to represent this situation.

2. Write a sentence to the directors about the number of students they need.

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The volume of a box that measures 3cm x 3 cm x 2 cm is:​

Answers

Answer:

18 cm cubed (cm^3)

Step-by-step explanation:

2 x 3 x 3

Answer: 18 cm (cubed)

Step-by-step explanation: Volume of a cube or box -

Length x Width x Height = 3x3x2

What is the length of leg s of the triangle below?

Answers

Answer:

[tex]\bf F.\;8[/tex]

Step-by-step explanation:

[tex]\bf Sin (45^o)=\cfrac{5}{8\sqrt{2} }[/tex]

[tex]\bf \cfrac{1}{\sqrt{2} } =\cfrac{S}{8\sqrt{2} }[/tex]

[tex]\bf S=\cfrac{8\sqrt{2} }{\sqrt{2} }[/tex]

Cancel common factor:- √(2)

[tex]\bf S=8[/tex]

Therefore, your answer is f) 8.

If you can multiply Ax B, then which of the following statements is true about
multiplying B x A?
You can always multiply BxA.
You can never multiply BXA
You can only multiply B x A if the number of columns of A match the number of rows in B.
O You can only multiply B x A if the number of columns of B match the number of rows of A.

Answers

To multiply B and A, the number of columns of B must matc the number of rows of A.

When we can multiply two matrices?

When we multiply two matrices, A and B, we multiply the rows of matrix A by the columns of matrix B.

Now, the number of elements in a row of a matrix, is equal to the number of columns (and the number of elements in a column is equal to the number of rows).

To multiply BxA:

Then, a row on matrix B must have the same number of elements than a column in row A.

Then, to multiply BxA, the number of columns of B must match the number of rows of A, meaning that the correct option is the last one.

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A group of 50 students at a day camp got to choose an activity to do. 22% of students chose to make a craft, 16% chose to play volleyball, and the rest of the students chose to go on a nature walk. How many students chose to go on a nature walk? ​

Answers

Answer:

31 people

Step-by-step explanation:

Total # of people: 50

22% of 50: 0.22 * 50 = 11 people

16% of 50: 0.16 * 50 = 8 people

11 + 8 = 19 people who didn't go on a nature walk

50 - 19 = 31 people who went on a nature walk

Triangle ABC is a right triangle. The lengths of the legs are 21 centimeters and 28 centimeters. What is the length of the hypotenuse in centimeters?

Answers

I believe it would be 33.54 rounded.

Please helppppppppppppp!!!!!!!!!!!!!!

Answers

Answer:

60°

Step-by-step explanation:

We know in a circle, the interior angle is half of the exterior angle.

Interior angle = exterior angle x 1/2Interior angle = 120° / 2Interior angle = 60°

What is the value of x?



Enter your answer in the box.

Answers

Answer:

its c

Step-by-step explanation:

A cylinder has a base diameter of 12ft and a height of 12ft. What is its volume in cubic ft, to the nearest tenths place?

Answers

Answer:

1357.2 ft^3

Step-by-step explanation:

pie * radius^2 * height = volume

pie * 6^2 * 12 = 1357.2

Answer:

V= 1357.1

Step-by-step explanation:

hopes this helps a little I can further explain if you'd like

DISTRIBUTE 4(-3X + 2)

Answers

Answer:

-12x+8 or 12x+8

Step-by-step explanation:

p please mark me brainlest

easy, please help! asap

Answers

The answer for this multiple choice is D

PLEASE HELP ASAP:)!!



Zachary's cornfields are irrigated in circular regions. Zachary records data on the corn production from various irrigated circular regions,

Radius (ft)

500

1,000

1,500

2,000

2. 500

Bushels of Corn

2,705

10,818

24 341

43,273

67,613

What type of function best models the given data set?

A constant

B. Exponential

C. Linear

D. Quadratic

Answers

Answer:

Quadratic

Step-by-step explanation:

2705/500 = 5.41
10,818/1000 = 10.818
24 341/1,500 =24.227

43,273/2000 = 21.6365
67,613/2500 = 27.0452

Rate of change changes

Which volcano erupted in the early 1980s in the Pacific states?
Mt. Mauna Kea
Mt. St. Helens
Mt. Katla
Mt. Etna

Answers

Mt. St. Helens

hope it helps...!!!

ANSWER: Mt.St.Helens
EXPLATION: Mt.St.Helens is known for the eruption on may 18th 1980, it was the most deadliest and most destructive volcano in US history. It is located in Skamania County, Washington.

A triangle has a perimeter of 16x + 4. If Side 1 is 3x + 2, Side 2 is 8x + 7, what is the measure of Side 3? Show your work

Answers

Answer:

Side 3 = a - 2

Step-by-step explanation:

Perimeter of a ∆ = sum of all the sides of a triangle

Perimeter of the given ∆ = 6a + 3 units

Side 1 = 2(a + 3)

Side 2 = 3a - 1

Side 3 = ?

Therefore:

Side 3 = Perimeter - sum of side 1 and 2

Thus:

Side 3 = 6a + 3 - [2(a + 3) + (3a - 1)]

Side 3 = 6a + 3 - [2a + 6 + 3a - 1]

Side 3 = 6a + 3 - [5a + 5]

Side 3 = 6a + 3 - 5a - 5

Side 3 = a - 2

Step-by-step explanation:

Find the volume of the cylinder. Use 3.14 for π. Round your answer to the nearest tenth.

Answers

Answer:

409.77 is the answer!

Step-by-step explanation:

3 x 3 x 3.14 x 14.5

pie x r^2 x h = V

Answer:

The volume of the cylinder is 410 ft^3

Step-by-step explanation:

To find the volume, we must know the formula. The formula is, V = π r^2 h. We already know that the diameter is 6ft, so we have to cut that in half to get the radius. 6/2 = 3. The radius is 3ft. Now we can plug in the values.

V = π*3^2*14.5

V = π*9*14.5

V = 409.977841

V = 410.0

Which of the following is a possible equation of a parabola. Explain why.

Answers

Answer:

the answer is C

because for an equation to be an equation of a parabola, the coefficient of x^2 and y^2 has to be 1

A cylindrical tank whose diameter and height are 2.1m and 4m respectively is filled with water whose density is 1g/cm^3.calculate the mass of the water in kg.​

Answers

Step-by-step explanation:

I assume it means the task is filled completely.

diameter = 2.1 m

therefore, radius = diameter/2 = 2.1/2 = 1.05 m

height = 4 m

volume of a cylinder is

ground area × height, so

pi×r² × height = pi×1.05²×4 = 13.8544236... m³

1 cm³ is 1g

for 1 kg (remember, "k" stands for "kilo" and means 1000) we need therefore 1000 cm³ (which is a cube of 10 cm side length).

how many cm³ are in 13.8544236... m³ ?

1 m = 100 cm

1 m² = 1 m × 1 m = 100×100 = 10,000 cm²

1 m³ = 1 m × 1 m × 1 m = 100×100×100 = 1,000,000 cm³

that means a factor of 1,000,000 !

so, the volume of the cylinder is

13.8544236... × 1,000,000 = 13,854,423.6... cm³

to get the mass of kg of that much water we need now to divide by 1000 :

13,854,423.6... / 1000 = 13,854.4236... kg

which is, by the way, 13.8544236... tons.

yes, 1 m³ of water is 1 ton ...

I don't know, if you need to round the result.

if you e.g. only need full kg, then the answer would be

13,854 kg.

745
90M
24
F&
2
7
D%
D. 24
5
⅔5

Answers

Answer:E Sin 16= opposite side/hypotenuse =7/15

Step-by-step explanation: opposite side to the angle used/ hypotenuse.

simplify 2 + 5(1 + 8n)

Answers

Answer:

7+40n

Step-by-step explanation:

distribute 5 and get 5=40n then add the extra 2 for the awnser of 7=40n

Answer:

7+40n

Step-by-step explanation:

expand 5(1+8n)= 5+40n=

2+5+40n

= 7+40n

Mark wants to run his town's half marathon, which covers 13.1 miles. When runners have completed 65% of the course, they are challenged with a steep hill to climb. What distance, in miles, will Mark run before he gets to the foot of the hill? Round your response to the hundredths place.

Answers

Using proportions, it is found that Mark will run 8.52 miles before he gets to the foot of the hill.

What is a proportion?

A proportion is a fraction of a total amount.

In this problem, the distance to the foot of the hill is 65% of 13.1 miles, hence:

d = 0.65 x 13.1 = 8.52 miles.

Mark will run 8.52 miles before he gets to the foot of the hill.

More can be learned about proportions at https://brainly.com/question/24372153

PLEASE HELP 100 POINTS MATH ASAP URGENT

Answers

Answer:

answer to number 1

Step-by-step explanation:

Find the zeros of denominator (x=-2)

-2|1   4   0  -9  -2

After Carrying down coefficients = Coefficients of number polynomial is 1, 2, -4, -1, and 0

Polynomial format: x^3+2x^2-4x-1

Hope this helps :)

Find the measure of angle B.

A. 56°
B. 62°
C. 75°
D. 68°

Answers

Answer:

56

Step-by-step explanation:

for triangles, you have to have a total of 180 degrees also triangles have the same degrees every time

Which expression is the factored form of x2 – 7x 10? (x 3)(x 4) (x – 3)(x – 4) (x – 2)(x – 5) (x 2)(x 5)

Answers

The expression x^2 -7x + 10 can be written in factored form as given by Option C: (x-2)(x-5)

How to find the factors of a quadratic expression?

If the given quadratic expression is of the form [tex]ax^2 + bx + c[/tex]

then its factored form is obtained by two numbers alpha( α ) and beta( β) such that:

[tex]b = \alpha + \beta \\ ac =\alpha \times \beta[/tex]

Then writing b in terms of alpha and beta would help us getting common factors out.

Sometimes, it is not possible to find factors easily, so using the quadratic equation formula can help out without any trial and error.

For this case, we're provided the expression:

[tex]x^2 -7x + 10[/tex]

We can write 10 as multiple of -5 and -2 and

we can write -7 as sum of -5 and -2. Thus, we get:

[tex]x^2 -7x + 10 = x^2 -5x - 2x + 10 = x(x-5+ -2(x-5) = (x-2)(x-5)[/tex]

Thus, the expression x^2 -7x + 10 can be written in factored form as given by Option C: (x-2)(x-5)

Learn more about factorization of quadratic expression here:

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Determine if a triangle can be formed with given length if yes classify as acute right or obtuse

Answers

1) cos α = 0.8, cos β = 0.6, cos γ = 0. The triangle exists and is right.

2) cos α ≈ 0.882, cos β ≈ 0.471, cos γ ≈ 0.441. The triangle exists and is acute.

3) cos α ≈ 0.977, cos β ≈ 0.324, cos γ ≈ -0.115. The triangle exists and is obtuse.

4) cos α = 1, cos β = 1, cos γ = -1. The triangle does not exist.

How to determine if a triangle may exist and the existence of given angles

Triangles are geometric figures formed by three line segments and internal angles, whose sum is equal to 180°, which can be three acute angles or an obtuse angle and two acute angles or a right angle and two acute angles. The possibility is determined by applying the law of cosine:

[tex]\cos \theta = -\frac{x^{2}-y^{2}-z^{2}}{2\cdot y\cdot z}[/tex]   (1)

The triangle if and only if the cosine of each angle is between -1 and 1 with the following characteristics:

If the cosine of the angle is between 0 and 1, then it is acute.If the cosine of the angle is 0, then it is right.If the cosine of the angle is between 0 and -1, then it is obtuse.

Now we proceed to determine the existence of each triangle:

1) cos α = 0.8, cos β = 0.6, cos γ = 0. The triangle exists and is right.

2) cos α ≈ 0.882, cos β ≈ 0.471, cos γ ≈ 0.441. The triangle exists and is acute.

3) cos α ≈ 0.977, cos β ≈ 0.324, cos γ ≈ -0.115. The triangle exists and is obtuse.

4) cos α = 1, cos β = 1, cos γ = -1. The triangle does not exist.

To learn more on triangles, we kindly invite to check this: https://brainly.com/question/2773823 #SPJ1

George works at Whataburger. He makes $8. 50 per hour and works a maximum of 25

hours per week. The equation e = 8. 50h can be used to determine the amount of money,

e, that George earns after h hours worked. What is the domain and range that represents

this situation?

A Domain: 0 Shs 25

Range: 0 ses 212. 50

B Domain: Oshs 212. 50

Range: 0 ses 25

C Domain: 8. 50 Range: 0 ses 212. 50

D Domain: Oshs 8. 50

Range: 0 ses 212. 50

Answers

Answer:

200 should be

Step-by-step explanation: mhm yes yes

Susana is with a mobile phone provider that charges $0.27 per minute plus a connection fee of $0.20. How much will she be charged for a
call that lasts b minutes?

Answers

Answer:

The total monthly charge if one uses 769 minutes is $68.65

Step-by-step explanation:

Example:  If we are at x = 310, y = 45.50 and we use one more

               minute, x goes up by 1, y increases by .05, putting us

               at x = 311, y = 45.55.  Thus, usage of 311 minutes

               incurs a monthly cost of $45.55.

The y intercept is the point where x = 0.

That point on our equation is (0, 30)

This means that if zero minutes are used during the month,

the total charge for the month will be $30... the flat fee.

c)  Find total monthly cost for using 769 minutes

y = .05x + 30

y = .05(769) + 30

y = 38.45 + 30

y = $68.65

PLEASE HURRY!!!!!
EXPLAIN why or why not.

Answers

Answer:

The graph is not a line of best fit as there are not an equal number of data points on each side of the line

Step-by-step explanation:

Brainliest would be appreciated

Please Answer Both Questions!
If your correct I'll mark you brainliest if someone else answers

Answers

Answer:

Card 3: 53.68 cm, Card 4: 150.72 sq. cm

Step-by-step explanation:

Card 3: First find the circumference, d(pi), 16(3.14)=50.24. Since the circle has 1/4 of it missing, we will divide by 4 then multiply by, 50.24/4=12.56, then multiply by 3 37.68. Lastly, we have to add 16 because of the cutout so 37.68+ 16=53.68

Card 4: Find the area of the circle, r^2(pi), 64(3.14)= 200.96. Then divide by 4 and then multiply by 3, 200.96/4=50.24, 50.24*3=150.72.

PLEASEEE HELP !!!!!!!!!!!

Answers

Answer:

22√3.

Step-by-step explanation:

The perimeter is the sum of the lengths of the 3 sides,

= 5√3 + 3√27 + 4√12

= 5√3 + 3*√9√3 + 4√4√3

=  5√3 + 3*3√3 + 4*2√3

= 5√3 + 9√3  + 8√3

=  22√3.

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