What is the circumference of a circle with a radius of 4cm? .​

Answers

Answer 1
IUEHQUIFHUIQHUGUYIughygugou
Answer 2

Answer:

C≈25.13cm

Step-by-step explanation:


Related Questions

(Pls help me ASAP i will give brainliest!! Also, pls write at least 3 sentences to explain your reasoning :) )


12,400 x one and one fifth = ________. Will the product of this equation be less than or greater than 12,400? Explain your reasoning.

Answers

Answer:

the answer is 14,880 and its bigger :D 14880>12400

Step-by-step explanation:

Answer:

14880

Step-by-step explanation:  I think that it would be greater to me because 14 is bigger than 12.

A corporation worth 40 million is expected to grow 8% per year compounded annually for 5 years. (A) find the future value to the nearest million. (B)

Answers

Answer:

$56 million

Step-by-step explanation:

8% x 5 = 40%

40% of 40 = 16

40 + 16 = 56

I’m not for Sure I think is 56

Please help me I’ll give u brainliest

Answers

Answer:

its the last one

Step-by-step explanation:

because the percent you have to turn it in to a decimal.

The average person walks‍♀️the equivalent of five times around the world in their lifetime. true or false

Answers

Answer:

True

Step-by-step explanation:

Doing the math, the average person with the average stride living until 80 will walk a distance of around 110,000 miles. Which is the equivalent of walking about 5 times around the Earth, right on the equator.

Answer:

True

Step-by-step explanation:

factor 6x^6+4x^4+3x^3+6x

Answers

Ok so i did it in this app

Help me i cant understand this!!!

Answers

Answer:

What grade math is this?

Step-by-step explanation:

This math is hard.

I need it now so plz help me I am only in seventh grade

Answers

Answer:

D

Step-by-step explanation:

goodluck!!

What translation vector translates A (-2, 7) to A ( 5, -1)

Answers

Answer:

(3,6)

the answer is (3,6)

Form a polynomial whose zeros and degree are given.
Zeros: -2, 2, 9; degree: 3
Type a polynomial with integer coefficients and a leading coefficient of 1 in the box below.

Answers

Answer:

the polynomial is: [tex]\mathbf{x^3-9x^2-4x+36=0}[/tex]

Step-by-step explanation:

We need to form a polynomial whose zeros are:

-2,2,9

We can write them as: x=-2, x=2 and x=9

x+2=0, x-2=0 , x-9=0

(x+2)(x-2)(x-9)=0

Now multiplying all terms:

[tex](x(x-2)+2(x-2))(x-9)=0\\(x^2-2x+2x-4)(x-9)=0\\(x^2-4)(x-9)=0\\x^2(x-9)-4(x-9)=0\\x^3-9x^2-4x+36=0[/tex]

So, the polynomial is: [tex]\mathbf{x^3-9x^2-4x+36=0}[/tex]

help me answer these questions asap ​

Answers

Answer:

the corc is 3/4 it means that 3 gallons leak every 4 minutes

Please help! Brainliest!!!!! 50 points!

Answers

Answer:

your answer is  5,0 on the x-axis, 0,6 on the y-axis, 8. 7,2. 3 on Q1, -1,10 on Q2, -1/4, -6 1/2 on Q3, 5, -2 on Q4.

Step-by-step explanation:

Answer:

5,0 on the x-axis, 0,6 on the y-axis, 8. 7,2. 3 on Q1, -1,10 on Q2, -1/4, -6 1/2 on Q3, 5, -2 on Q4.

Step-by-step explanation:

To solve 1/3 divided by 9 James thinks of dividing a loaf of bread

Answers

Answer:

it would be 0.3 with bar notation

Step-by-step explanation:

Answer:

1/ 27

Step-by-step explanation:

Hope it helps

Find the slope and the y-intercepts of the equation below.

Answers

Answer: slope is -3/8  y intercept (0, 31/8)

Step-by-step explanation: use the slope intercept form y = mx + b to find slope and the y intercept

Use the context of a 24-pack of soda to explain why 3/8 is NOT equivalent to 4/12.

Answers

Answer:

Step-by-step explanation:

if we're going by a 24 pack of soda, 3/8 would be 9 sodas while 4/12 is a third, which would be 8 sodas

Which expression represents the commutative property?
a. 3 ÷ 9 = 9 ÷ 3
b. 6 + (5 + 4) = (6 + 5) + 4
c. 7 (2 + 8)
d. 15 + 1 = 1 + 15

Answers

Answer:

b) and c)

Step-by-step explanation:

a)

3/9 = 9/3

0,33 = 3 NO

b) 6+(5+4) = (6+5)+4

6+9 = 11+4

15 = 15 YES

c) 7(2+8) = ? NO

d) 15 + 1 = 1 + 15

16 = 16 YES

1. A jet travelled 640 miles in 2.5 hours. How far does it travel in 1 hour?

2. Renee as 20 days to read a book with 250 pages. How many pages should she read per day to finish the book on time?

plsssssss help i will mark u brainliest if possible

Answers

Answer:

1.) 256 miles

2.) 2 1/2 ( 2.5 ) pages a day

Step-by-step explanation:

1.) ( 256 * 2.4 = 640 )

2.) 250 / 20 = 2.5

What is the image of the point (-5, 6) after a rotation of 90°
counterclockwise about the origin?

Answers

Answer:

(-6, -5)

Step-by-step explanation:

rule for 90° counterclockwise about the origin:

(x, y) => (-y, x)

so:

(-5, 6) => (-6, -5)

What is the distance between z1 = 5 - 2i and z2 = 8 + i?

3√2
13.3
2√3
18

Answers

Answer:

d=2√10

Step-by-step explanation:

The distance between the two points will be given by:

d=√[(x-x1)^2+(y-y1)^2]

point z1=(3-2i) has the coordinates of (3,-2)

point z2=(5-8i) has the coordinates of (5,-8)

thus the distance between them will be:

d=√[(-8-(-2)²+(5-3)²)]

d=√[(-6)²+2²]

d=√(36+4)

d=√40

d=2√10

Answer:

3√2

Step-by-step explanation:

distance formula: d = √(a₁ - a₂)² + (b₁ - b₂)²

a = x, b = y

d = √(x₁ - x₂)² + (y₁ - y₂)²

Mr. Washington purchased three cell phones. Each cell phone cost one hundred fifty dollars. What is the total she paid for the cell phones?

Answers

Answer:

The answer is $450

Step-by-step explanation:

You need to do 150+150+150=450

                          or

150x3=450

A cylindrical mass has a radius of 5 cm and a height of 6 cm. If the mass of the cylinder is 900 grams, what is the density of the cylinder?

Answers

Approximately 1.9 grams per cubic centimeter.

First you calculate the size of the cylinder in centimeters by taking the area of the base and multiplying it by the height, and then you divide the mass of the cylinder by the volume.

HelPPpPp meEeeEE PlEaAsE

Answers

Answer:

The first option and the fourth one I believe to be the answers

Step-by-step explanation:

what are all the angles?​

Answers

1) 137 degrees

2) 43 degrees

3) 137 degrees

4) 43 degrees

5) 43 degrees

6) 137 degrees

7) 43 degrees

8) 137 degrees

180-137= 43

Given the definitions of f(x) and g(x) below, find the value of (gof)(9).
f(x) = -2x + 14
g(x) = 2x2 - 6x – 2

Answers

Answer:

The value of (gof)(9)=54

Step-by-step explanation:

We are given:

[tex]f(x) = -2x + 14\\g(x) = 2x^2 - 6x - 2[/tex]

We need to find (gof)(9).

To find (gof)(9) first we will find g(f(x)) and then put x=9

Finding g(f(x))

By putting value of f(x) into g(x) i.e

[tex]g(f(x))=2(-2x+14)^2-6(-2x+14)-2[/tex]

Now putting x=9

[tex]g(f(9))=2(-2(9)+14)^2-6(-2(9)+14)-2\\g(f(9))=2(-18+14)^2-6(-18+14)-2\\g(f(9))=2(-4)^2-6(-4)-2\\g(f(9))=2(16)+24-2\\g(f(9))=32+24-2\\g(f(9))=54[/tex]

so, the value of (gof)(9)=54

A class collects $218.43 for a field trip. If there are 27 students in the class, what is the average amount of money each student collected
Please hurry

Answers

Answer:

$8.09

Step-by-step explanation:

To find the average you have to divide so 218.43/27 is 8.09

need fast plz anwers right plz

Answers

Answer:

it's the 1st one he was nervous

Answer:

The first option

Step-by-step explanation:

First of all he had butterflies I his stomach but it did not say he forgot his whole speech he was just nervous

11 points please help and give a small explanation I’ll mark brainliest

Answers

Answer:

what are we looking at

Step-by-step explanation:

Answer:

31.5 IS YOUR ANSWER

2in=7m. 3in=10 1/2. 4in=14m. 6in=21m. 8in=28. 9in=31.5

TO GET THE METERS ADD 31/2 WHICH IS HALF OF 7.

John spent 2 hours out of an 8 hour day, painting a car. What percentage of John’s day would this be equal to?

Answers

Answer:

john's just spend 2h out of 8 so thats equal 6h that means he have a 6h days

Step-by-step explanation:

2-8=6

My mother likes _____ milk at the store.
nadar
aceptar
comprar
enseñar

Answers

comprar! it means to buy!

Answer:

comprar makes the most sense

In a large human population, cranial length is approximately normally distributed with a mean of 185.6 mm and a standard deviation of 12.7 mm. What is the probability that a random sample of size 10 from this population will have a mean less than than 180? a. 0.0174 b. 0.1357 c. 0.0823 d. -1.39

Answers

Answer:

The correct option is  c

Step-by-step explanation:

From the question we are told that

   The mean is  [tex]\mu = 185.6 \ mm[/tex]

   The standard deviation is  [tex]\sigma = 12.7 \ mm[/tex]

   The sample size is  n = 10  

    Generally the standard error of the mean is mathematically represented as

      [tex]\sigma_{x} = \frac{\sigma}{\sqrt{n} }[/tex]

=>    [tex]\sigma_{x} = \frac{ 12.7}{\sqrt{ 10 } }[/tex]

=>    [tex]\sigma_{x} = 4.016[/tex]

Generally the probability that a random sample of size 10 from this population will have a mean less than than 180 is mathematically represented as

     [tex]P(X < 180 ) = P(\frac{ X - \mu }{\sigma_{x} } < \frac{180 - 185.6}{4.016} )[/tex]

[tex]\frac{X -\mu}{\sigma }  =  Z (The  \ standardized \  value\  of  \ X )[/tex]

    [tex]P(X < 180 ) = P(Z < - 1.394 )[/tex]

From the z table  the area under the normal curve to the left corresponding to    -1.394  is  

          [tex]P(X < 180 ) = P(Z < - 1.394 ) = 0.081659[/tex]

=>      [tex]P(X < 180 ) = 0.0823[/tex]

Help me help me gain

Answers

Answer:

Let's look at the factors of 28.

1,28

2,14

4,7

We see that 4 and 7 add to make 11, but not -11. Well, we can just make both of them negative and then it will be -11 and their product will still be 28. Our numbers are -4 and -7.

the 2 numbers are 5, and 10

Step-by-step explanation:

CORRECT ME IF I AM WRONG!!

Answer:

The first one is (7,4) and the second one is  (5,20).

[Hope it helps.]

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