what is the circumference of this circle?

What Is The Circumference Of This Circle?

Answers

Answer 1

Answer:

12π

Step-by-step explanation:

C = Dπ

C = 12π

Answer 2

Answer:

37.68

Step-by-step explanation:

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Related Questions

Sort each characteristic into the category where it fits best.
will require maintenance costs
will not allow me to build equity
will cost less up front
will have fairly constant payments
will allow me to build equity
will result in increasing payments

Answers

Answer: Buying: fairly constant payment, will build equity, require maintenance cost.

Renting: not build equit, cost less, increasing payments

Step-by-step explanation:

The categories in which these buying and renting characteristics belong are:

Buying:

Will require maintenance costs.Will have fairly constant payments.Will allow me to build equity.

Renting:

Will not allow me to build equity.Will cost less up front.Will result in increasing payments.

What are the characteristics of buying and renting property?

When you buy property, you will have to pay for maintenance because you will own the property. You will however, build equity even though you will have to make fairly constant mortgage payments.

When you rent a house, the upfront cost will be less but you won't be able to build equity and there will be increasing payments as rent increases.

Find out more on renting property at https://brainly.com/question/26855888.

What is 656 divided by 78

Answers

Answer:

8.4102

Step-by-step explanation:

656÷78=8.4102

Answer

8.41025641026

When you do long division that comes out to be your answer.

Multiply (y + 4)(y - 3)

Answers

Answer: y2 + y - 12

Step-by-step explanation:

(y + 4)(y - 3)

y2 -3y + 4y -12

y2 +y -12

90-(18+-2)(3)
90-(16)(3)

Answers

Answer:

1: 42

2: 42

Step-by-step explanation:

1: Subtract and plus the first equation using a calculator

2: Now subtract and plus the second equation using a calculator

Answers:

1: 42

2: 42

Hope this helps.

Answer:

hmmmmmm

Step-by-step explanation:

42 easyyyyyyyyyyyyyyyyyyyyyy tyyyyyb y u y y y y y y

PLEASE HELP

PLEASE HELP

Sara and Sam are each working on a science project in which they need to research the individual masses of the nine planets (including the dwarf planet Pluto as the ninth planet). Sara completes her data for the planets' masses in kilograms while Sam's data is in milligrams.
Sara:


Approximate how many times greater Saturn's mass is than Mercury's.

A: 2,000,000

B: 200,000

C: 20,000

D: 2,000



Answers

Answer:

D About 2000 times

Step-by-step explanation:

About 2000 times

Saturn = 5.683 × 10^32

Mercury = 3.302 × 10^29

Unit of measurement is irrelevant in ratios.

Wich is a factor of x^2+ 5x-24?

Answers

Answer:

(x−3)(x+8)

Step-by-step explanation:

Let's factor x2+5x−24

x2+5x−24

The middle number is 5 and the last number is -24.

Factoring means we want something like

(x+_)(x+_)

Which numbers go in the blanks?

We need two numbers that...

Add together to get 5

Multiply together to get -24

Can you think of the two numbers?

Try -3 and 8:

-3+8 = 5

-3*8 = -24

Fill in the blanks in

(x+_)(x+_)

with -3 and 8 to get...

(x-3)(x+8)

Answer:

(x−3)(x+8)

Hope this helps.

What is the radius and diameter of the following circle?
24 cm

Answers

Answer:

Radius: 12

Diameter: 24

Step-by-step explanation:

Diameter is the width of the circle across while radius is the length from the centre of the circle outward.

Its 12 you take the diameter and divide by 2

analyze the diagram below and complete instructions that follow find the value of x in the value of y ​

Answers

Answer:

The values are [tex]x=2\sqrt{2}[/tex] and [tex]y=2\sqrt{6}[/tex].

Step-by-step explanation:

A right triangle is a type of triangle that has one angle that measures 90°.

In a right triangle, the sine of an angle is the length of the opposite side divided by the length of the hypotenuse.

                                             [tex]\sin(\theta)=\frac{opposite \:site}{hypotenuse}[/tex]

To find the value of x we use the above definition. From the diagram we can see that the angle is 30º and the hypotenuse is [tex]4\sqrt{2}[/tex]. Therefore,

[tex]\sin(30)=\frac{x}{4\sqrt{2} }\\\\\frac{x}{4\sqrt{2}}=\sin \left(30^{\circ \:}\right)\\\\\frac{8x}{4\sqrt{2}}=8\sin \left(30^{\circ \:}\right)\\\\\sqrt{2}x=4\\\\\frac{\sqrt{2}x}{\sqrt{2}}=\frac{4}{\sqrt{2}}\\\\x=2\sqrt{2}[/tex]

To find the value of y we use the above definition. From the diagram we can see that the angle is 60º and the hypotenuse is [tex]4\sqrt{2}[/tex]. Therefore,

[tex]\sin(60)=\frac{y}{4\sqrt{2} }\\\\\frac{y}{4\sqrt{2}}=\sin \left(60^{\circ \:}\right)\\\\\frac{8y}{4\sqrt{2}}=8\sin \left(60^{\circ \:}\right)\\\\\sqrt{2}y=4\sqrt{3}\\\\\frac{\sqrt{2}y}{\sqrt{2}}=\frac{4\sqrt{3}}{\sqrt{2}}\\\\y=2\sqrt{6}[/tex]

Answer:

C.

Step-by-step explanation:

trust me its correct on EDGE2021

Select the property that allows the statement 5 = b to be written as b = 5.

identity - addition
commutative - multiplication
symmetric
commutative - addition
distributive
associative - addition
associative - multiplication

Answers

Answer:

The answer is symmetric ; as there is no addition , subtraction , multiplication , division , but equal terms are given .

Craig Milton needs to order for his company int the catalog a 20% traidor discount is offered for a price of $481.60 what is the net price

Answers

Answer:

Net price = $385.28

Step-by-step explanation:

Trade Discount - It is the discount given by buyer to seller, as a reduction in list price, when huge (bulk) orders transactions are made.

List price = 481.60

Trade Discount = 20%

So, Trade Discount = 20 / 100 (481.60) = 96.32

Net price = List price - Trade Discount = 481.60 - 96.32 = 385.28

Factor COMPLETELY the expression 2x^3 - 250

Answers

Answer:

2 (x - 5) (x^2 + 5 x + 25)

Step-by-step explanation:

Factor the following:

2 x^3 - 250

Factor 2 out of 2 x^3 - 250:

2 (x^3 - 125)

x^3 - 125 = x^3 - 5^3:

2 (x^3 - 5^3)

Factor the difference of two cubes. x^3 - 5^3 = (x - 5) (x^2 + x 5 + 5^2):

2 (x - 5) (x^2 + 5 x + 5^2)

5^2 = 25:

Answer: 2 (x - 5) (x^2 + 5 x + 25)

What is the y-intercept of the equation 3y + 2x =-21?

Answers

In slope-intercept form, we can classify the following values.

m = slope

b = y-intercept

Turn the equation into slope-intercept form (y = mx + b).

3y + 2x = -21

~Subtract 2x to both sides

3y + 2x - 2x = -21 - 2x

~Simplify

3y = -21 - 2x

~Divide 3 to both sides

3y/3 = -21/3 - 2/3x

~Simplify

y = -7 - 2/3x

~Put into correct order

y = -2/3x - 7

So, the y-intercept is -7

Best of Luck!

Answer: -7

Step-by-step explanation: To identify the y-intercept of the line, we would first convert the equation to slope-intercept form.

In slope-intercept form or y = mx + b form, the y

is by itself on the left side of the equation.

So our first task in this problem is to get y by itself on the left side of the equation and we do that by first subtracting 2x from both sides to get 3y = -2x - 21.

Notice that I put the x term first on the right side of the equation and then the number because in y = mx + b form, the x term comes first on the right side of the equation.

Continuing on, to get y by itself we would

divide both sides by 3 to get y = -2/3x - 7.

Now our equation is written in slope-intercept form and

we can identity that the y-intercept of this line is -7.

9. For the following vectors, x and y, calculate the indicated similarity or distance measures. a. (a) x : (0,0,1,1), y : (2,2,2,2) cosine, correlation, Euclidean b. (b) x : (0,1,0,1), y : (0,1,0,1) cosine, correlation, Euclidean, Jaccard c. (c) x : (1,1,0,1), y : (-1,0,-1,0) cosine, correlation, Euclidean d. (d) x : (1,0,0,1,0,1), y : (0,1,1,0,0,1) cosine, correlation, Jaccard e. (e) x : (2,1,0,2,0,3), y : (1,1,1,0,0,1) cosine, correlation

Answers

Answer:

The answer to this question can be defined as follows:

a)

cosine: 0.707

correlation: 0

Euclidean: 3.16

b)

cosine: 1

correlation: 1

Euclidean: 0

Jaccard: 1

c)

cosine: -0.4082

correlation: 0.5774

Euclidean: 2.64

d)

cosine: -0.333

correlation:  -0.3333

Jaccard: 0.5

e)

cosine: -0.7075

correlation: 0.2132

Step-by-step explanation:

a) cosine:

[tex]x \times y( 0 \times 2+ 0 \times 2 +1 \times 2+1 \times 2) = 4\\\\ x= \sqrt{2} = 1.414\\\\y= \sqrt(16)=4\\\\\cos (x\times y) = \frac{x\times y}{x\times y}\\\\\cos (x\times y) = \frac{4}{1.414\times 4}\\\\= 0.707[/tex]

correlation:

[tex]\ corr(x,y) =[\frac{covariance (x,y)}{standec(x) \times standdev(y)}]\\X \ mean = 0.5\\Y \ mean = 2\\covariance (x,y) = 0\\standdev(x) = 0.5774\\standdev(y) = 0\\corr(x,y) = 0[/tex]

Euclidean:

[tex]d(x,y) = \sqrt((0-2)^2+(0-2)^2+(1-2)^2+(1-2)^2)\\d(x,y) = 4+4+1+1\\d(x,y)= \sqrt(10)\\d(x,y)= 3.16\\[/tex]

by applying above formula we get all the values.

b)

cosine: 1

correlation: 1

Euclidean: 0

Jaccard: 1

c)

cosine: -0.4082

correlation: 0.5774

Euclidean: 2.64

d)

cosine: -0.333

correlation: -0.3333

Jaccard: 0.5

e)

cosine: -0.7075

correlation: 0.2132

If f(x) = 3x² + 1 and g(x) = 1 - X, what is the value of (f -9)(2)?

Answers

Answer:

  (f -g)(2) = 14

Step-by-step explanation:

You can write the expression for the composite function as ...

  (f -g)(x) = f(x) -g(x) = (3x² +1) -(1 -x)

  (f -g)(x) = 3x² +x

Then for x = 2 ...

  (f -g)(2) = 3(2²) +2

  (f -g)(2) = 14

What is 2+2=
Double tap to add text​

Answers

Answer:

2+2= 4

Step-by-step explanation:

1+1+1+1= 4

What does it mean to solve an equation or inequality

Answers

Answer:

x is less than or equal to y. An equation or an inequality that contains at least one variable is called an open sentence. When you substitute a number for the variable in an open sentence, the resulting statement is either true or false. If the statement is true, the number is a solution to the equation or inequality.

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A recently published article included data from a survey of 2186 hiring managers and human resource professionals. The article noted that many employers are using social networks to screen job applicants and that this practice is becoming more common. Of the 2186 people who participated in the survey, 1312 indicated that they use social networking site to research job applicants. Based on the survey data, is there convincing evidence that fewer than two-thirds of hiring managers and HR professionals use social networking sites in this way? Use a significance level of = 0.01 to make your conclusion.

Calculate the test statistic. ​

Answers

Answer:

Step-by-step explanation:

two-thirds = 2/3 = 0.67

We would set up the hypothesis test.

For the null hypothesis,

p = 0.67

For the alternative hypothesis,

p < 0.67

This is a left tailed test.

Considering the population proportion, probability of success, p = 0.67

q = probability of failure = 1 - p

q = 1 - 0.67 = 0.33

Considering the sample,

Sample proportion, P = x/n

Where

x = number of success = 1312

n = number of samples = 2186

P = 1312/2186 = 0.6

We would determine the test statistic which is the z score

z = (P - p)/√pq/n

z = (0.6 - 0.67)/√(0.67 × 0.33)/2186 = - 6.96

From the normal distribution table, the probability value corresponding to the z score is < 0.00001

Since alpha, 0.01 > than the p value, then we would reject the null hypothesis. Therefore, at 1% significance level, there is convincing evidence that fewer than two-thirds of hiring managers and HR professionals use social networking sites in this way.

find the value of this expression if x=-2. x-4/x

Answers

Step-by-step explanation:

Simple.

Putting value of x

2 - 4/2

2 - 2

= 0

Tess rolls 2 fair dice. What is the probability of obtaining two 4's?

Answers

1/36 chance because there are 36 different possible ways it could land. And you are only looking for 1 kind (4:4)

Probability of getting two 4's is 1/36

What is required probability ?

Tess rolls 2 fair dice.

The possibilities of first die are 1, 2, 3, 4, 5 or 6.

Also the possibilities of second die are 1, 2, 3, 4, 5 or 6.

So, the number of possibilities is 36, when tess rolls 2 dice together.

Here, possibility of getting two 4's is 1 out of 36

∴ The probability of getting two 4's = 1/36

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The radius of a soccer ball is 4 inches. Approximately what volume of air can it hold? Use 3.14 for Pi. Round to the nearest tenth of a cubic inch.

Recall the formula V = four-thirds pi r cubed

Answers

Answer:

The volume of air that can be hold is 267.9 inches³.

Step-by-step explanation:

Given that the volume of sphere formula is V = 4/3×π×r³ where r represents radius of sphere. Then substitute the values :

[tex]v = \frac{4}{3} \times \pi \times {r}^{3} [/tex]

Let π = 3.14,

Let r = 4,

[tex]v = \frac{4}{3} \times 3.14 \times {4}^{3} [/tex]

[tex]v = \frac{4}{3} \times 200.96[/tex]

[tex]v = 267.9 \: {inches}^{3} (near.tenth)[/tex]

The soccer can hold air up to the  volume of 267.9 cubic inches.

What is volume?

The measure of the capacity that an object holds is called volume.

Formula for the volume of sphere

[tex]v = \frac{4}{3} \pi r^{3}[/tex]

Where, v is the volume of sphere

r is the radius of sphere

π = 3.14

According to the given question

The radius of soccer is 4 inches.

Therefore,

The volume of the soccer = [tex]\frac{4}{3}\pi (4)^{3}[/tex]            (shape of soccer is spherical)

Volume of soccer = [tex]\frac{4}{3} (3.14)(64)[/tex] [tex]= 267.946 cubic inches[/tex]

Hence, the soccer can hold air up to the  volume of 267.9 cubic inches.

Learn more about the volume of sphere here:

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6th grade math :D....

Answers

Answer:

Step-by-step explanation:

I chose the first one. To compare the two products and find the better buy, let's find the cost of 1 ounce of cereal in each box. The unit rate for the left box will be $2.15 / 14 = $0.15 per ounce. The unit rate for the right box will be $3.40 / 20 = $0.17 per ounce. Because 0.15 < 0.17, the box on the left is the better buy. Hope this helps!

Answer:

2.15/14=0.153

3.4/20=0.17

Option A. is better because the price is smaller

4.50/3=1.5

5.96/4=1.49

option b is better

2.41/4=0.6025

1.8/2=0.9

option b is better

Step-by-step explanation:

Predict what will happen to the coordinates of a point (x, y) as the point reflects across a line to produce point (x', y'). Choose the x-axis, y-axis, y = x and y = -x for the lines of reflection. Express your answers in terms of x and y. (Be sure to watch your signs

Answers

y x ya y axis - + x y-axis x-axis 4x-axis

Answer:

Check the table.

Step-by-step explanation:

For edmentum.

2. Evaluate the logarithm. (
log,1024

Answers

Answer:

exact form: log(1024)

decimal form : 3.01029995

Step-by-step explanation:



Which face has an area of 28 cm2?

Answers

Answer:

your answer is B my kind friend

Step-by-step explanation:

A researcher was interested in comparing the resting heart rate of people who exercise regularly and people who do not exercise regularly. Independent simple random samples of 16 people ages who do not exercise regularly and 12 people ages two who do exercise regular were selected and the resting heart rate of each person was measured.
The summary statistics are as follows.
Do not exercise Do exercise
x_1 = 73.5 x_2 = 69.3
s_1 = 10.2 s_2 = 8.7
n_1 = 16 n_2 = 12
(a) Use a 0.025 significance level to test the claim that the mean resting pulse rate of people who do not exercise regularly is larger than the mean resting pulse rate of people who exercise regularly. Use the critical value method of hypothesis testing.

Answers

Answer:

[tex]t=\frac{(73.5-69.3)-0}{\sqrt{\frac{10.2^2}{16}+\frac{8.7^2}{12}}}}=1.173[/tex]  

Using the critical value method we need to find a critical value in the t distribution who accumulates 0.025 of the area on the right and we got:

[tex] t_{cric}= 2.06[/tex]

So then since our calculated value is lower then the critical value we fail to reject the null hypothesis and we can't conclude that the true mean resting pulse rate of people who do not exercise regularly is larger than the mean resting pulse rate of people who exercise regularly.

Step-by-step explanation:

Information given

[tex]\bar X_{1}=73.5[/tex] represent the mean for sample of people who do not exercise

[tex]\bar X_{2}=69.3[/tex] represent the mean for sample of people who do exercise

[tex]s_{1}=10.2[/tex] represent the sample standard deviation for 1  

[tex]s_{2}=8.7[/tex] represent the sample standard deviation for 2  

[tex]n_{1}=16[/tex] sample size for the group 1

[tex]n_{2}=12[/tex] sample size for the group 2

[tex]\alpha=0.01[/tex] Significance level

t would represent the statistic

System of hypothesis

We want to verify if the mean resting pulse rate of people who do not exercise regularly is larger than the mean resting pulse rate of people who exercise regularly, the system of hypothesis would be:  

Null hypothesis:[tex]\mu_{1}-\mu_{2} \leq 0[/tex]  

Alternative hypothesis:[tex]\mu_{1} - \mu_{2}> 0[/tex]  

The statistic for this case would be given by:

[tex]t=\frac{(\bar X_{1}-\bar X_{2})-\Delta}{\sqrt{\frac{s^2_{1}}{n_{1}}+\frac{s^2_{2}}{n_{2}}}}[/tex] (1)  

The degrees of freedom are given by:

[tex]df=n_1 +n_2 -2=16+12-2=26[/tex]  

Replacing the info given we got:

[tex]t=\frac{(73.5-69.3)-0}{\sqrt{\frac{10.2^2}{16}+\frac{8.7^2}{12}}}}=1.173[/tex]  

Using the critical value method we need to find a critical value in the t distribution who accumulates 0.025 of the area on the right and we got:

[tex] t_{cric}= 2.06[/tex]

So then since our calculated value is lower then the critical value we fail to reject the null hypothesis and we can't conclude that the true mean resting pulse rate of people who do not exercise regularly is larger than the mean resting pulse rate of people who exercise regularly.

a delivry truck is transporiting boxes of two sizes large and small the combined weight of a large box and a small box is 65 pounds the truck transporting 55 large boxes and 65 small boxes if the truck is carrying a totall of 3774 pounds of boxes how much does each type of box way

Answers

Answer: S = 20 lbs L = 45 lbs.  Both answer have been rounded from below

Step-by-step explanation:

L+S = 65 lbs

55L + 65S = 3774 lbs

55L+55S = (65)(55) = 3,575 lbs

10S = 199 lbs

S = 19.99 (round to 20)

L + S = 65

L + 19.99 = 65

L = 45.01 (round to 45)

The volume of the prism shown is 84 cubic yards. What is the Height of the prism

Answers

Answer:

4 yd

Step-by-step explanation:

If l×w×h=v, then v÷l÷w=h

84÷7÷4=h

12÷3=h

h=4

The height of the prism is 4 yards.

Please answer this correctly

Answers

Answer:

m=42

Step-by-step explanation:

the ratio of the shorter sides is 6/7 and the ratio of the longer sides is 36/m

so m=36*7/6=42.

Brian takes out a $1,600 discounted loan calculated using a simple interest rate of 12% for a period of 15 months. How much money does Brian receive from the bank when the loan is drawn down? Give your answer in dollars to the nearest dollar.

Answers

Answer:1360

Step-by-step explanation:

surface area of a cylinder 1m radius and 5m side​

Answers

Answer:

37.7 m

Step-by-step explanation:

Use this formula:

A=2πrh+2π[tex]r^{2}[/tex]

Answer: A=12pi

Step-by-step explanation:

A= 2*pi*R*H + 2*pi*R^2

A=2*pi*1*5 + 2*pi*1^2

A=10pi + 2pi

A=12pi

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