The radius of a circle is 12 miles. What is the circle's area?

Answers

Answer 1

Answer: 452.16

Step-by-step explanation:

area of circle= πr² where r is the radius

the value of the radius is squared and multiplied by pi, i.e.. 3.14.

Answer 2
The area of the circle would approximately be 452.39

a=452.39


Related Questions

find the volume of the solid of revolution generated by revolving about the x-axis the region under the following curve. y=√x from x=0 to x = 10 (the solid generated is called a paraboloid.)

Answers

The volume of the solid of revolution generated by revolving the region under the curve y = √x from x = 0 to x = 10 about the x-axis is approximately 1046.67 cubic units.

To find the volume of the solid of revolution, we can use the method of cylindrical shells. The volume of each cylindrical shell is given by the formula V = 2πrhΔx, where r is the radius of the shell, h is the height of the shell, and Δx is the width of the shell.

In this case, the radius of the shell is given by r = √x, and the height of the shell is h = y = √x. Since we are revolving the region about the x-axis, the width of each shell is Δx.

To find the volume, we integrate the formula V = 2π∫(√x)(√x)dx over the interval [0, 10].

Evaluating the integral, we get V = 2π∫(x)dx from 0 to 10.

Integrating, we have V = 2π[(x^2)/2] from 0 to 10.

Simplifying, V = π(10^2 - 0^2) = 100π.

Approximating π as 3.14159, we find V ≈ 314.159 cubic units.

Therefore, the volume of the solid of revolution generated by revolving the region under the curve y = √x from x = 0 to x = 10 about the x-axis is approximately 1046.67 cubic units.

Learn more about cylindrical shells here:

https://brainly.com/question/31259146

#SPJ11

The equations below are linear equations of a system where
a
a,
b
b, and
c
c are positive integers.
a
y
+
b
x
=
c
ay+bx=c
a
y

b
x
=
c
ay−bx=c
Which of the following describes the graph of at least 1 such system of equations in the standard (x,y) coordinate plane?
I. 2 parallel lines
II. 2 intersecting lines
III. A single line

Answers

Answer:

I guess it's 2 intersecting lines cuz I can't see the graph

In circle I I J = 9 and the area of shaded sector = 36π. Find m ∠JIK.

Answers

The measure of the central angle m ∠JIK is 160°.

Given that the circle I, in which IJ is the radius of 9 units, the area of shaded sector = 36π, we need to find the m ∠JIK, the central angle.

Area of the sector = central angle / 360° × π × radius²

∴ 36π = m ∠JIK / 360° × π × 9²

m ∠JIK = 360° × 4 / 9

m ∠JIK = 160°

Hence, the measure of the central angle m ∠JIK is 160°.

Learn more about central angles, click;

https://brainly.com/question/15698342

#SPJ1

*You can use notebook paper, then scan and upload your response.

Alex wrote 103.903 in expanded form as follows:

100+3x1+9x1/100+3x1/1,000


1. Explain his mistake.

2. Then tell how to correct it.

Answers

Step-by-step explanation:

Expanded forms can be written like a sentence or stacked for readability as they are here.

Expanded Notation Form:

103.903 =

100

+ 0

+ 3

+ 0.9

+ 0.00

+ 0.003

Expanded Factors Form:

103.903 =

1 × 100

+ 0 × 10

+ 3 × 1

+ 9 × 0.1

+ 0 × 0.01

+ 3 × 0.001

Expanded Exponential Form:

103.903 =

1 × 10\( {}^{2} \)

+ 0 × 10\( {}^{1} \)

+ 3 × 10\( {}^{0} \)

+ 9 × 10\( {}^{-1} \)

+ 0 × 10\( {}^{-2} \)

+ 3 × 10\( {}^{-3} \)

A triangle has sides with lengths of 6 centimeters, 5 centimeters, and 3 centimeters. Is it a right triangle?

Answers

Answer:

No

Step-by-step explanation:

A triangle with a side of five is only a perfect right triangle when it's in a 5,12,13 ratio.

Furthermore, to check, 5^2 is 25 and 3^2 is 9. 25+9 is 34, which doesn't not have a square root of 6.

The current stock price of khhnon 8 - solvnson ப6) is $178, and the stock does not pyy dividends. The instantarnoun the liren rate of return is 6%. The instantaneous standard deviation of J. J's stock is 30% You want to purchate a put option on thik woek with an evercise nrice of $171 and an expiration date 60 davs from now. Assume 365 davt in a year. With this intermation. you the N(d2) as 0.63687 Using Black-Schales, the put option should be worth today.

Answers

The put option should be worth $8.11 The current stock price of khhnon 8 - solvnson ப6) is $178 Instantaneous rate of return is 6% Instantaneous standard deviation of J.

J's stock is 30%Strike price is $171 Expiration date is 60 days from now The formula for the put option using the Black-Scholes model is given by: C = S.N(d1) - Ke^(-rT).N(d2)

Here,C = price of the put option

S = price of the stock

N(d1) = cumulative probability function of d1

N(d2) = cumulative probability function of d2

K = strike price

T = time to expiration (in years)

t = time to expiration (in days)/365

r = risk-free interest rate

For the given data, S = 178

K = 171

r = 6% or 0.06

T = 60/365

= 0.1644

t = 60N(d2)

= 0.63687

Using Black-Scholes, the price of the put option can be calculated as: C = 178.N(d1) - 171.e^(-0.06 * 0.1644).N(0.63687) The value of d1 can be calculated as:d1 = [ln(S/K) + (r + σ²/2).T]/σ.

√Td1 = [ln(178/171) + (0.06 + 0.30²/2) * 0.1644]/(0.30.√0.1644)d1

= 0.21577

The cumulative probability function of d1, N(d1) = 0.58707 Therefore, C = 178 * 0.58707 - 171 * e^(-0.06 * 0.1644) * 0.63687C = 104.13546 - 96.02259C

= $8.11

Therefore, the put option should be worth $8.11.

To know more about stock price visit:

https://brainly.com/question/18366763

#SPJ11

What type of number is -4\pi−4πminus, 4, pi?
Choose all answers that apply:

(Choice A)
Whole number

(Choice B)
Integer

(Choice C)
Rational

(Choice D)
Irrational

Answers

Answer:

Choice C Rational

Step-by-step explanation:

Answer:

d irrational

Step-by-step explanation:

i did it

find the value of the expressions if n = 4.

1) 2n - 7
2) 3n² + 2n - 5
3) -m³

Answers

Step-by-step explanation:

Substitute n = 4 into the expression:

\(2(4)-7\)

Solve:

\(8-7\)

\(1\)

Substitute n = 4 into the expression:

\(3(4)^{2} +2(4)-5\)

Solve:

\(48+8-5\)

\(56-5\)

\(51\)

Substitute n = 4 into the expression:

Is the expression \(-n^{3} ?\)

\(-4^{3}\)

Multiply:

\(-4 \times -4 \times -4= -64\)

If a problem is 8(2x+4) = 2(1x+3) is the first step done of PEMDAS for THIS SPECIFIC PROBLEM parentheses or multiplication?

Answers

The first step is the parenthesis

How to determine the first step?

The equation is given as:

8(2x+4) = 2(1x+3)

Using PEMDAS, the first step is to open the brackets by multiplication.

So, we have:

16x + 32 = 2x + 6

Hence, the first step is the parenthesis

Read more about expressions at:

https://brainly.com/question/723406

#SPJ1

Write an equivalent expression by distributing the "−−" sign outside the parentheses:−(−8.4n−1)−(−8.4n−1)

Answers

GIven:

\(-(-8.4n-1)\)

To Determine: The equivalent of the given expression

Distributing the sign outside as shown below:

\(\begin{gathered} -(-8.4n-1) \\ =-\times-8.4n-\times-1 \\ =8.4n+1 \end{gathered}\)

Hence, the equivalent expression by distributing the sign outside the given expression is:

8.4n+1

here is the gauge for the fuel tank of a car.the tank holds 68 litres when the tank is full. the tank is 1/4 full of fuel work out how many more litres of fuel is needed to fill the tank

Answers

Answer:

51 liters of fuel is needed more to fill the tank

Step-by-step explanation:

When the gauge is full, the volume of fuel in the tank is 68 liters.

Now it is 1/4 full.

The amount of fuel it has when it is 1/4 full would be 1/4 * 68 = 17 liters

Now, we need to know how many more liters of fuel until the tank is full.

What we just need to do here is to subtract the volume when it is quarter full from the volume when it is full.

That would be 68 liters - 17 liters = 51 liters

Suppose a jar contains 11 red marbles and 38 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same time, find the probability that both are red.

Answers

22.44% probability that the marbles are red, 77.55% probability that they are blue

1. Name an angle complementary to ∠ BFC:

2. Name an angle complementary to ∠ AFG:

3. Name an angle that is supplementary to ∠ CFD:

4. Name an angle that is supplementary to ∠ GFE:

1. Name an angle complementary to BFC:2. Name an angle complementary to AFG:3. Name an angle that is

Answers

< CFD Bc complementary means the angles, added together, are equivalent to 90




Identify segment bisector of ab then find ab

Identify segment bisector of ab then find ab

Answers

Answer:

h

Step-by-step explanation:

hmkjkljlj

ten divided by 1/4
thank you

Answers

Should be no solution, cant divide a number by a fraction

convert 5 milligrams Into grams

Answers

Answer:

500 grams

Step-by-step explanation:

will be the answer

hp it helps you

Answer:

0.005

Step-by-step explanation:

Oliver borrowed $1,500 to purchase a riding lawn mower for his lawn care business. The bank offered him an interest rate of 12% for 6 months. Calculate the simple interest using i = prt.

Answers

The simple interest using the formula i = prt is $9,000.

What is simple interest?

Simple interest is calculated based on a loan's principal or the initial deposit into a savings account.

Simple interest doesn't compound, therefore a creditor will only charge interest on the principal sum, and a borrower will never be required to pay further interest on the interest that has already accrued.

Simple interest is preferable for borrowers since, without compounding, overall interest costs will be lower.

So, the simple interest will be:

We know that Oliver borrowed $1500.

The interest rate was 12%.

The time period was 6 months.

We have the formula: i = prt

Now, substitute the values and calculate as follows:

i = prt

i = 1500 × 12 × 6/12

i = 1500 × 12 × 1/2

i = 1500 × 6

i = 9,000

Therefore, the simple interest using the formula i = prt is $9,000.

Know more about simple interest here:

https://brainly.com/question/25793394

#SPJ4

what does the activity ratio measure in the value stream

Answers

The activity ratio in the value stream measures the efficiency of the production process by evaluating the ratio of value-added activities to non-value-added activities.

The activity ratio is a performance metric used in value stream mapping, which is a lean management tool for analyzing and improving the flow of materials and information in a production process.

It focuses on distinguishing value-added activities, which directly contribute to meeting customer requirements, from non-value-added activities, which do not add value but consume resources and time.

By calculating the activity ratio, organizations can assess the proportion of time and resources spent on value-added activities versus non-value-added activities.

A higher activity ratio indicates that a greater portion of resources is dedicated to value-added activities, indicating improved efficiency and reduced waste.

Conversely, a lower activity ratio suggests a higher proportion of resources being utilized for non-value-added activities, indicating potential areas for improvement and waste reduction.

The activity ratio serves as a valuable diagnostic tool for organizations to identify process inefficiencies, bottlenecks, and areas for improvement. By analyzing the activity ratio, organizations can streamline their processes, eliminate waste, and optimize resource allocation to enhance overall productivity and customer value.

To know more about value stream refer here:

https://brainly.com/question/32695907

#SPJ11

A wave with a frequency of 60 hertz would generate 60 wave crests every

Answers

What hold up wait cause this confused me drop a picture

Answer:

Every second

Step-by-step explanation:

im doing the same thing i have the answer already

Each letter stands for a different digit. What
number does ABC represent?
АА
ВВ
+СС
____
АВС

Answers

Answer:

A = 1, B = 9, C = 8

Step-by-step explanation:

Given:

AA + BB + CC = ABC

Rewrite it as:

11A + 11B + 11C = 100A + 10B + C89A = B + 10C

Since all A, B, C are integers from 0 to 9, A can be 1 only, then we have:

B + 10C = 89

or

CB = 89

It gives us:

C = 8, B = 9

The equation is:

11 + 99 + 88 = 198

Answer:

ABC=198

Step-by-step explanation:

If you do 11+99+88 then you get 198 which is true to the problem that you have.

REPOST!!!!!!! 15 POINTS!!!!!!!

4. if m<AOB = 45° in circle O, what is m<ABC​ yeah, and I need help with ​

REPOST!!!!!!! 15 POINTS!!!!!!!4. if m&lt;AOB = 45 in circle O, what is m&lt;ABC yeah, and I need help

Answers

Answer:

m<ACB=1/2 of m<AOB

so m<ACB=45⁰÷2

m<ACB=22.5⁰

I HOPE IT HELPS HAVE NICE DAY!

Answer:

m<ACB=22.5° [as inscribed angle is half to the central angle]

Suppose you have a job that pays $13.50 per hour and you work anywhere from 10 to 40 hours per week. a. Write an equation, with a restriction on the variable I, that gives the amount of money, y, you will earn for working 2 hours in one week. y = _____ , Preview with ____ <= x <= ____ b. Use the function rule you have written in part a. to find the y values for the given z values: x = 10, y = ___ x = 20, y= ___
x = 30, y = ____. x = 40, y = ____ c. Construct a line graph from the information found in b. 520+ -480+ 440+ 400- 360 320- 280- 240 200 160+ 120+ 80- 40+ 10 20 30 40 Clear All Draw: Line Dot Open Dot d. State the domain and range of this function. Domain: ____ <= x <= ______
Range: <= y <= _____
e. What is the minimum amount you can earn in a week with this job? You'll earn at least $ ______.
What is the maximum amount? You can earn up to $ ____.

Answers

The maximum amount you can earn is $540

a. y = 13.50x , 10 <= x <= 40
b. x = 10, y = 135; x = 20, y= 270; x = 30, y = 405; x = 40, y = 540
c. Domain: 10 <= x <= 40; Range: 0 <= y <= 540
d. The minimum amount you can earn in a week with this job is $135. The maximum amount you can earn is $540.

To learn about Domain

brainly.com/question/29452843

#SPJ11

WILL GIVE THANKS, BRAINIEST, AND 5 STARS! PLEASE HELP!

WILL GIVE THANKS, BRAINIEST, AND 5 STARS! PLEASE HELP!

Answers

Answer:

a = \(\frac{1}{2}\) , b = 5, and  \(\frac{2b}{a}\) = 20

Step-by-step explanation:

f(x) = - x² + b, x ≤ 0     You would use this equation for f(-2). Since -2 is less than 0.

f(x) = - x² + b, x ≤ 0   ← You can ignore the x ≤ 0 part.

f(-2) = - (-2)² + b         Input the value -2 as x. The question states that f(-2) =1.

1 = - (-2)² + b              So switch f(-2) with 1 on the left side only.

1 = - (4) + b                Simplify. Do the exponents first, so (-2)² = 4.

1 = - 4 + b

+4  +4                      Do inverse operations

5 = b

Next,

f(x) = 2ax +3, x > 0      You would use his equation for f(2). Since 2 is greater than 0.

f(x) = 2ax +3, x > 0   ← You can ignore the x > 0 part.

f(2) = 2a(2) + 3             Input the value 2 as x.

f(2) = 4a +3           Simplify. The equation states f(2) = 5. So switch f(2) with 5

5 = 4a +3              on the left side only.

-3        - 3                     Do inverse operations

2 = 4a                          

\(\frac{2}{4}\) = \(\frac{4a}{4}\)                           Divide 4 on both sides to isolate the variable a

\(\frac{2}{4}\) = a                            Simplify

\(\frac{1}{2}\) = a

Then,

The second part says to find \(\frac{2b}{a}\)

\(\frac{2b}{a}\)

\(\frac{2(5)}{(\frac{1}{2}) }\)                  Input both the values of a and b

\(\frac{10}{\frac{1}{2} }\)                    Simplify

20.

The answer for a is \(\frac{1}{2}\), the answer for b is 5, and the answer for \(\frac{2b}{a}\) is 20.

Use Pythagorean Theorem and/or Quotient theorem to find the remaining five trigonometric functions, given that tan θ = 4/3 and θ in quadrant II. Please use pythagorean identities and quotient identities.

Answers

The trigonometric functions are

sin θ = 4/5

cos θ = -3/5

csc θ = 5/4

sec θ = -5/3

cot θ = 3/4

Given that tan θ = 4/3 and θ is in quadrant II, we can use the Pythagorean theorem and quotient identities to find the remaining trigonometric functions.

Since tan θ = 4/3, we can let the opposite side be 4 and the adjacent side be 3 (in the unit circle).

Using the Pythagorean theorem, we can find the hypotenuse:

hypotenuse^2 = adjacent^2 + opposite^2

hypotenuse^2 = 3^2 + 4^2

hypotenuse^2 = 9 + 16

hypotenuse^2 = 25

hypotenuse = 5

Now, we can find the remaining trigonometric functions:

sin θ = opposite / hypotenuse = 4/5

cos θ = adjacent / hypotenuse = -3/5 (in quadrant II, cosine is negative)

csc θ = 1 / sin θ = 5/4

sec θ = 1 / cos θ = -5/3

cot θ = 1 / tan θ = 3/4

Therefore, the remaining trigonometric functions are:

sin θ = 4/5

cos θ = -3/5

csc θ = 5/4

sec θ = -5/3

cot θ = 3/4

Learn more about trigonometric function here

https://brainly.com/question/29718746

#SPJ11

The radius of a circle is 10 cm. Find the diameter, circumference and area of the circle. Show your working.

Answers

• The diameter of a circle is twice the radius, so the diameter of this circle is 20 cm.
• The circumference of a circle is given by the formula C = πd, where d is the diameter. Substituting the value of diameter, we get:C = π(20) = 20π cm (approx. 62.83 cm)
• The area of a circle is given by the formula A = πr^2, where r is the radius. Substituting the value of radius, we get:A = π(10)^2 = 100π cm^2 (approx. 314.16 cm^2)

Thus, the diameter of the circle is 20 cm, the circumference is 20π cm (approx. 62.83 cm) and the area is 100π cm^2 (approx. 314.16 cm^2).

Since from sentence 6 we know ¬C, we can apply modus ponens to sentence 7:

Answers

If sentence 6 states that ¬C is true, and sentence 7 presents a conditional statement with C as the antecedent and Q as the consequent, we can use modus ponens to infer that Q is false.

Modus ponens is a deductive reasoning rule that allows us to derive a conclusion from a conditional statement and its antecedent. Therefore, we can apply modus ponens to sentence 7 given that we know ¬C from sentence 6.
Since from sentence 6 we know ¬C, we can apply modus ponens to sentence 7. To do this, follow these steps:
1. Identify the premises: One premise is sentence 6, which states ¬C. The other premise should be a conditional statement, such as "If ¬C, then P" (replace P with the relevant proposition).
2. Apply modus ponens: Modus ponens is a rule of inference that allows us to deduce a conclusion from the given premises. If we have the premises "If ¬C, then P" and "¬C", we can conclude "P" using modus ponens.
3. State the conclusion: After applying modus ponens, we can conclude "P" based on the given premises, which include sentence 6 (¬C) and the conditional statement.

Visit here to learn more about antecedent:

brainly.com/question/28845527

#SPJ11

Is it possible to have a function f defined on [ 4 , 5 ] and meets the given conditions? f is continuous on [ 4 , 5 ], is non-constant, and takes on only integer values.

Answers

No, It is not possible that f is continuous on [ 4 , 5 ] is non-constant, and takes on only integer values.

Here,

A function f defined on [ 4 , 5 ].

We have to find, is it possible to f is continuous on [ 4 , 5 ], is non-constant, and takes on only integer values.

What is Intermediate value theorem?

Intermediate value theorem states that if “f” be a continuous function over a closed interval [a, b] with its domain having values f(a) and f(b) at the endpoints of the interval, then the function takes any value between the values f(a) and f(b) at a point inside the interval.

Now,

A function f defined on [ 4 , 5 ].

Assume that the function,

f :  [ 4 , 5 ] → Z is a non constant continuous function.

Then, f(4) and f(5) both are integers and not equal to each other.

By, Intermediate value theorem;

Function f takes all real numbers between f(4) and f(5) at least once.

These would contain all non integers rational and irrational number between f(4) and f(5), contradicting the assumption that function takes only integer values.

Hence, It is not possible that f is continuous on [ 4 , 5 ] is non-constant, and takes on only integer values.

Learn more about the intermediate theorem visit:

https://brainly.com/question/11195842

#SPJ4

Inductive logical reasoning

1. I see fireflies in my backyard every summer.This summer, I will probably see fireflies in my backyard.
a. Inductive Reasoning
b. Deductive Reasoning
In mathematics, If A = B and B = A

Answers

a. Inductive Reasoning: The statement "I see fireflies in my backyard every summer" is based on observations and generalizing from past experiences.

b. Deductive Reasoning: The statement "If A = B and B = A" is an example of a logical deduction.

a. Inductive Reasoning: The statement "I see fireflies in my backyard every summer" is an example of inductive reasoning. By observing fireflies in the backyard during past summers, a pattern or trend is recognized. This pattern leads to the generalization that fireflies are likely to appear in the backyard during summer. Inductive reasoning involves drawing conclusions based on repeated observations and generalizing from those observations to make a prediction about future events. Therefore, when stating, "This summer, I will probably see fireflies in my backyard," it is an application of inductive reasoning, relying on the assumption that the pattern observed in the past will continue in the future.

b. Deductive Reasoning: The statement "If A = B and B = A" exemplifies deductive reasoning. Deductive reasoning relies on established rules, principles, or premises to draw logical conclusions. In this case, the statement refers to the concept of equality in mathematics. The principle of equality states that if A is equal to B, and B is equal to A, then they are interchangeable and represent the same value. Deductive reasoning allows us to deduce that A and B are equivalent based on the given premise. It involves applying logical reasoning and established principles to arrive at a specific conclusion.

To know more about deductive reasoning, click here: brainly.com/question/2437643

#SPJ11

Help meeeeeeeeeeeeeeeeeeeeeee !!!!!

Help meeeeeeeeeeeeeeeeeeeeeee !!!!!

Answers

Answer:

i think it is the 2nd one and the 5th one.

Step-by-step explanation:

hope this helped!

p.s it would be cool if you gave me brainliest

How many sides does a rectangular pyramid

Answers

Answer:

Step-by-step explanation:

A rectangular pyramid has five sides. It consists of a rectangular base and four triangular faces that meet at a common vertex or apex.


≧◉◡◉≦

Other Questions
The reporting station originating this Aviation Routine Weather Report has a field elevation of 620 feet. If the reported sky cover is one continuous layer, what is its thickness (tops of OVC are reported at 6,500 feet)? Need help with number 5. Verify the holes, vertical asymptotes, and horizontal asymptotes of each. Then sketch the graph After the closing, Donna ensures that her client has keys to the property and copies of all the transaction paperwork. Which fiduciary duty is Donna performing in a certain shipment of 13 televisions, 3 are defective. 11 of the televisions are selected at random without replacement. what is the probability that 2 of the 11 televisions are defective? express your answer as a fraction or a decimal number rounded to four decimal places. I know the answer but can someone please, please explain? Two blocks are on a frictionless surface and have the same mass m. Block 2 is initiallyat rest. Block 1 moves to the left with speed 4v. Block 1 collides elastically with block 2.What is the final speed of block 1?The answer is 0 and I cannot for the life of me figure out why. i really need help please (1 point) Express (4x + 5y, 3x + 2y, 0) as the sum of a curl free vector field and a divergence free vector field. (4x + 5y, 3x + 2y, 0) + where the first vector in the sum is curl free and the second What did people previously believe about the movements of Sun and Earth? Use the binomial series to expand the following function as a power series. Give the first 3 non-zero terms. h(x)= 1 / [(3+x)^(8)] To what temperature should an aluminum bar be heated in order to increase its length by 1% in relative to length at OC? alpha is =2.4 10 1C Why is a sea otter a keystone?? Discuss the Precambrian history of the continent Laurentia, andthe evolution of western Canada during the late Proterozoic and thePaleozoic. What is responsible for the observed motion of a star along the celestial equator? A common-size statement reports only percentages that appear in a _____.A. Financial statementB. Cost statementC. Vertical analysis reportD. Horizontal analysis report Pick one character from the story "Everyday Use" by Alice Walker and fill out the chart below with evidence from the story. Please help!! A letter to your dad telling him about the activities in your school Pls help I dont understand can someone help please PLEASE HELP Thank You SOO much Why were many immigrants optimistic about life in the United States?They received government support during their adjustment period.They faced few hardships in the United States.They were generally welcomed by native-born Americans.They enjoyed more opportunities than in their native lands.