help please and thank you

Help Please And Thank You

Answers

Answer 1

Answer:

314

Step-by-step explanation:

20 in diameter means 10 in radius

to find area you do r^2(pi)

10x10x3.14

Answer 2
314 is the area of this

When solving for pie you want the radius to square it
This is the equation to look for;
R^2*pie!
That means 10 is our radius square it and get 100 then multiply it by 3.14 and you get 314!

Hope this helps!!

Related Questions

here is the problem if anyone knows the answer pls help thanks!

Answers

Answer:

A

Step-by-step explanation:

Just take any points and find the gradient it will be 2/3

Please give brainliest

Answer:first one probably I think probably

Step-by-step explanation:

Mr. Dion is the band director at school. He asks students
to record how long they have played an instrument. The
dot plot shows the data he has recorded.
Length of Time Students Played
an Instrument
2 3
5
Number of years
What unit of measure is used in the study?
A. Number of observations
B. Number of instruments
C. Years
D. Number of students

Answers

I think B I’m
Not
Sue tho so don’t take my word on it but I think it’s B

The Ridgeport school district collected data about class size in the district. The table shows the class for sizes five randomly selected Kindergarten and seventh-grade classes.

Answers

Answer:

A

Step-by-step explanation:

the mean is higher than kindergartens mean which shows its larger and the deviation is lower which shows less variation

Answer:it’s not B, it’s A

Step-by-step explanation:

I took the test and B was wrong, It’s A

I'm stuck on this question

Answers

Answer:

a) 2.5π, b) ≈673 times

Step-by-step explanation:

diameter = 2.5

circumference = diameter*π

circumference = 2.5π

5280/2.5π

≈5280/2.5*3.14

≈5280/7.85

≈672.6, ≈673

I think you multiply pi by 2.5 is about 7.5 so the circumference is about 7.5


And next i think you divide 7.5 by 5280 and so you get 39,600

whats 60 x 60 - 100 -10 please help

Answers

Answer:

3490

Step-by-step explanation:

You first multiply 60 by 60 you will get 3600 then you minus 3600 by 100 you will get 3500 then you minus 3500 by 10 you will get 3490 that how you get you answer

your welcome

Ellie is using five different measurements for a project in woodshop. The fractions in the image represent the measurements she’ll need. Which list shows the measurements in order from least to greatest?

Answers

Answer:

B. is the correct order

Step-by-step explanation:

because 9/64 is the least one among all.

WILL GIVE BRAINLIEST find the vertex of the parabola y=x^2+8

Answers

Answer: (0, 8)

Step-by-step explanation:

Vertex form: 4 · 1/4 (y - 8)  = (x - 0)²

(h , k) = (0, 8)

hey can someone help me

Answers

Answer:

I think its 345.6m^3

Step-by-step explanation:

Volume=Base x Height

Volume=(4.8 x 7.2) x 10

Volume=34.56 x 10

Volume is 345.6 m^3

Answer:

v=  b x h 4.8 x 10 = 32.3

Step-by-step explanation:

Mike -(a boy) -and Kate -(a girl) -are -siblings. Mike- has -as -many -brothers -as -sisters. Kate -has -twice -as -many -brothers -as -sisters. How- many -girls,- counting- the- children- only -are -in -the -family? - Please answer!!
I will mark brainliest

Answers

Mike has 3 brothers and 3 sisters

Kate has 4 brothers and 2 sisters

all the girls in the family are 3

hope it helps...!!!!

Find the area of each circle with the given radius or diameter. Use 3.14 for pi.

Answers

Answer:

Read explanation

Step-by-step explanation:

r=4in  4^2 is 16 then multiply it by 3.14 to get 50.24

r=2in  2^2 is 4 then multiply it by 3.14 to get 12.56

d=2in Since you have the diameter first, you just divide it by 2 and your radius is 1. 1^2 is 1     1*3.14=3.14

r=8in 8^2 is 64 then multiply it by 3.14 to get 200.96

d=12in divided 12 by 2 and you get 6. 6^2 is 36, multiply that by 3.14 to get 113.04

What is a fraction?? don’t copy from googl
pls give a good explanation

Answers

Answer:A fraction represents a part of a whole

Step-by-step explanation:

eg: 3/5 by 5/5

Answer ↓

please view explanation

Calculations ↓

The definition of a fraction is a part of a whole .

If a whole is  divided into equal parts, these equal parts are called fractions.

Fractions are written like this :

[tex]\boxed{\\\begin{minipage}{4cm}fractions\\$\displaystyle\frac{x\xrightarrow{numerator}}{y\xrightarrow{denominator}} \\ \end{minipage}}[/tex]

 Where

y = the number of total parts

x = the number of parts taken

Now, it doesn't necessarily have to be a pizza or a cake.

Suppose your companion Danette has 32 pencils. Out of them, 8 pencils are red.

What fraction of the pencils is red?

Total number of pencils = 32 (denominator)

Number of red pencils = 8 (numerator)

So the fraction of red pencils is :

[tex]\boxed{\\\begin{minipage}{4cm}Danette's\:pencils \\ $\displaystyle\frac{8}{32} \\ \end{minipage}}[/tex]

If the numerator and denominator are divisible by the same number, then we can reduce the fraction :

[tex]\boxed{\\\begin{minipage}{4cm}Danette's\:pencils \\ $\displaystyle\frac{1}{4} $\\ \end{minipage}}[/tex]

Questions about fractions? If any, comment ~

hope helpful ~

It costs $3.56 to buy a pack of pencils. Which of the following equations shows the amount of money needed, x, to buy k packs of pencils?

x = 3.56k
k = 3.56x
x = 3.56 + k
k = 3.56 + x

Answers

X=3.65k. Because if u buy 3.56 dollars to buy a pack of pencils and have to solve for x and to buy k packs and I forgot how I got the answer but it’s correct
K=356x hast ja auch

The library labels each book with a five-digit code to identify the book in their computer system. Each code is 3 digits (0-9) followed by two letters. How many codes are possible?

Answers

Answer:The number of all possible codes = 26 * 26 * 10 * 10 * 10 = 676000

Step-by-step explanation:

five digit code; each code is 3 digits (0-9) followed by two letters. That's ten numbers to choose from and 26 letters in the alphabet.

The problem suggests numbers and letters can be used more than once, like having a code: 555AA

To find the number of possible codes, you multiply by the choices for each digit.

10*10*10*26*26 = 676,000

Answer:

26 * 26 * 10 * 10 * 10 = 676000

Step-by-step explanation:

Math help, please. I need help.

Answers

Answer:

I also need help with that

Step-by-step explanation:

sorry

∠ADC and ∠CDJ are complementary angles. What is the m∠ADC?

*Hint, first find the value of x, then find the measure of the angle.

Line A K and line M J intersect at a right angle at point D. Line L C also passes through point D, forming angle A D C and angle J D C. Angle A D C measures four x degrees, and angle J D C measures three x minus eight degrees.


Question 6 options:

90°


56°


14°


34°

Answers

∠CDJ = 34°.

Step-by-step explanation:

In this question AK and MJ intersect at 90°.

∠ADC = 4x° and ∠JDC = (3x - 8)°

We have to find the measurement of ∠CDJ.

Since ∠MDA = ∠KDJ = ∠ADJ = ∠MDK = 90°

Therefore ∠ADJ = ∠ADC + ∠JDC = 90°

4x + 3x - 8 = 90

7x - 8 = 90

7x = 98

x = 98/7 = 14

Therefore m∠CDJ = 3x - 8 = 3×14 - 8 = 42 - 8 = 34°

Answer is m∠CDJ = 34°

Determine whether the given equation has one solution, no solution, or infinitely many solutions. 2/3 x = 9-2 (-1/3 x + 3)

one solution cannot be determined
infinitely many solutions
no solution

Answers

Answer:

no solution

thats the answer :)

<3

-maddie

If the volume of the prism is 480 cubic inches, what is the base length?
A) 10 inches
B) 20 inches
C) 22 inches
D) 24 inches

Answers

D)6 times 4 is 24 so the answer will be D)24 inches

Help pls. I don't know what to do :(

Answers

Answer:

2.8

Explanation:

[tex]r=\sqrt{\frac{v}{\pi h} } = \sqrt{\frac{213}{\pi (8.6)} } = 2.8078[/tex]

The grid contains a circle with a diameter of 2 centimeters. Use the grid to estimate the area of the circle to the nearest whole square centimeter.

A circle graphed on a 4-by-4 grid. The circle has a diameter of 4 units.

area: about ?? cm²

How can you change the grid to improve your estimate? Explain.

Answers

The area of the circle is the amount of space on the circle

The area of the circle is about 14 cm²

How to estimate the area of the circle?

From the question, we understand that the circle fits perfectly into the grid.

This means that the area of the circle is about the same with the area of the square grid.

The area  of the square grid is:

Area = 4 * 4

Evaluate

Area = 16

The surrounding areas are triangles with the following estimated dimensions:

Base = 1.5, Height = 1.5

The area of the four triangles is:

Area = 4 * 0.5 * 1.5 * 1.5

This gives

Area = 4.5

Subtract the area of the triangle from the square

Remaining area = 16 - 4.5

Remaining area = 11.5

Approximate

Remaining area = 12

Hence, the area of the circle is about 12 cm²

How to improve the grid?

To improve the grid, we simply get the actual dimension of the black region

Read more about area at:

https://brainly.com/question/24487155

If each square that is broken into 100 parts is considered a whole, which model represents 0.68 of 2? 2 models divided into 100 parts. Left: 68 are shaded gray. Right: 68 are shaded gray. 2 models divided into 100 parts. Left: 70 are shaded dark gray. 30 are shaded light gray. Right: 0 are shaded dark gray. 40 are shaded light gray. 2 models divided into 100 parts. Left: 60 are shaded dark gray. 40 are shaded light gray. Right: 20 are shaded dark gray. 20 are shaded light gray. 2 models divided into 100 parts. Left: 100 are shaded gray. Right: 100 are shaded gray.

Answers

Answer: Choice A

2 models divided into 100 parts. Left: 68 are shaded gray. Right: 68 are shaded gray.

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

Explanation:

Consider the problem of 0.68 of 1, in other words 0.68*1 or simply 0.68

The number 0.68 is 68/100 or 68 over 100. We can have a 10 by 10 grid of tiny squares. Shade in 68 of them to represent 0.68 aka 68 hundredths.

So you'd have 6 full rows shaded  (to account for 0.60 so far) and then an additional 8 squares in the seventh row (adding on 0.08 to get 0.60+0.08 = 0.68)

All of this is for one square. Double this process and you'd get 0.68*2 to represent the value 1.36

In total, 2*68 = 136 squares are shaded out of 2*100 = 200 squares total.

Help! 7th grade math question!

Answers

Answer:

The scale factor was x3

Step-by-step explanation:

3 x 3 = 9. 5 x 3 = 15. So the scale factor is times 3 or x3.

Answer:

The scale factor is 3

Step-by-step explanation:

this is because if you divide the length or the width of rectagle B by 3, it will give you the length or width of rectangle A

Hope this helps!

Lidia keeps eight cards with the picture of a tomato and four cards with the picture of a carrot on a table face down, so the pictures are hidden. She mixes up the cards then turns over one card and finds the picture of a carrot on it. She removes this card from the table and turns over another card.

What is the probability that the card Lidia turns over has a carrot on it?

A. 3/12
B. 3/11
C. 7/12
D. 7/11

I need help

Answers

Answer:

B

Step-by-step explanation:

Add the number of the remaining cards

8 cards of tomatoes + 3 remaining cards of carrots

since Lidia turned the cards and put away 1 carrot card.

At first she had 4 on the table but now she has 3

So, add 8+3= 11

The question is asking... what is the probability that the card Lydia turns over has a carrot on it.

so we put the number of remaining carrot cards over the total number of cards.

3/11

The graph below shows the numbers of orders received by a company for five months.

Answers

2450 orders and july to august
A is 2450 orders and B is July to August

Find each value. (1.2) to the power of 3, (1/4) to the power of 4, (2) to the power of 6, 2 to the power of 6.

Answers

Answer:

1.728

Step-by-step explanation:

1.2^3 = 12^3/10^3

12^3/10^3 = 1728/1000

1728/1000 = 1.728

1.2 to the power of 3= 1.728
1/4 to the power of 4 = 1/256
2 to the power of 6= 64

PLEASE HELP ME ITS DUE IN 1 HOUR

Answers

Answer: Answer:Median: 10.5Lower quartile: 4Upper quartile: 16Explanation:Median:First, write the observations in ascending order or descending order.The formula to calculate the median is mean of (n/2) and (n/2+1)th observations, for even number of observationsn = 12 (even)Median = Mean of (6)th and (7)th observations = 10 + 11 divided by 2 = 21/2 = 10.5Therefore the median is 10.5.After writing in ascending or descending order the first and last terms justify the lower and upper limits respectively.They are:Lower quartile: 4Upper quartile: 16Question 2.the lengths of 10 pencils, in centimeters:18, 15, 4, 9, 14, 17, 16, 6, 8, 10Type below:_________________Answer:Median: 12Lower quartile: 4Upper quartile: 18Explanation:Median:First, write the observations in ascending order or descending order.The formula to calculate the median is mean of (n/2) and (n/2+1)th observations, for even number of observationsn = 10 (even)Median = Mean of (5)th and (6)th observations = 10 + 14 divided by 2 = 24/2 = 12Therefore the median is 12.After writing in ascending or descending order the first and last terms justify the lower and upper limits respectively.They are:Lower quartile: 4Upper quartile: 18Question 3.Make a box plot to display the data set in Exercise 2.Type below:_________________Answer:The above box plot represents the lower and upper quartiles, the median.Explanation:Box plot is drawn using the number line and the rectangle which is drawn above it.The ends of the rectangles say about the lower and upper limits and the middle line indicates the median.Question 4.The numbers of students on several teams are 9, 4, 5, 10, 11, 9, 8, and 6. Make a box plot for the data.Type below:_________________Answer: Explanation:Box plot is drawn using the number line and the rectangle which is drawn above it.The ends of the rectangles say about the lower and upper limits and the middle line indicates the median.Therefore the lower and upper quartiles are 4 and 11 respectively.Median:First, write the observations in ascending order or descending order.The formula to calculate the median is mean of (n/2) and (n/2+1)th observations, for even number of observationsn = 8 (even)Median = Mean of (4)th and (5)th observations = 8 + 9 divided by 2 = 17/2 = 8.5Therefore the median is 8.5.

Step-by-step explanation:

Median=11
Lower quartile=4
Upper quartile=16

Determine the area of the shaded region. Use 3 for pi.

Answers

The answer is 6, your welcome

what is the area of the trapiozd 12 in base 6 in height

Answers

Answer:

                                     

Step-by-step explanation:

8ft because 8ft because 8ft

Please hlep me with this quick all i need to know is what the x of KL is

Answers

Answer:

I believe it is 8

Step-by-step explanation:

4.8/3 = 1.6

5×1.6=8

Answer:

8 is ur answer

Step-by-step explanation:

Exploring permutations (PLEASE HELP)

Answers

Answer:

3 ways for number 1

Step-by-step explanation:

JUST TRUST ME!

2x2=4 math equals toon 1+3

PLEASE HELP ME NOW!!!!!!!!!!

Answers

Answer:

Step-by-step explanation:

Sorry for the handwriting, but hope u can understand it :)

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