Semicircle M has a radius of 15 inches. If an ant walks from A to B directly along diameter AB and a beetle
walks from A to B around ACB. how much farther, to the nearest tenth of an inch, does the beetle walk?

(1) 17.1
(2) 32.1
(3) 64.2
(4) 79.2​

Answers

Answer 1

Answer:

A,17.1 in

Step-by-step explanation:

circumference of sphere=2πr

Beetle walks=πr=π×15=15π=15×3.14≈47.1 in

Ant walks=d=2r=2×15=30

difference=47.1-30=17.1 in


Related Questions

Band students are tested on, and required to pass, a certain number of scales during the year. As of today, Isaac has passed 9 scales, whereas his friend Audrey has passed 14 of them. Going forward, Isaac has committed to passing 3 scales per week, and Audrey has committed to passing 2 per week. At some point soon, the two friends will have passed the same number of scales. How long will that take? How many scales will that be?


In _ weeks, the friends will each have passed _ scales.

Answers

Answer: In 5 weeks, the friends will each have passed 24 scales

Step-by-step explanation:

let x be the number of weeks

9+3x=14+2x

x=5

5 weeks 24 scales have a blessed day

The ratio of the perimeter of a regular hexagon to the length of one of its sides is always 6 to 1.
Complete the table.
Perimeter of hexagon (inches) 6 30 48
Side length of hexagon (inches) 1
9

Answers

Answer:

45

Step-by-step explanation:

6+30+48-1-9=45

Answer 45
Explanation: adding all number together equal 45

An American traveling in Japan wishes to exchange American money for Japanese money. If the exchange rate is $1 = 80 yen, then how many dollars will the traveler need to purchase 10,000yen?

Answers

Answer: $125

Step-by-step explanation:

1/80=x/10,000

10,000/80=125

Hope this helped!

Answer:125 yen

Step-by-step explanation:
Ratio and proportion

Ratio=1:80=x:10,000

x represents dollars which is unknown

1/80=x/10,000

Then you cross multiply

80x=10,000

80x/80=10,000/80

x=125

Therefore,$125 will give you 10,000yen

what value of x makes this equation true -(x+3)=2(x-3)

A. 0
B. 1
C. 2
D. 3

Answers

Answer:

To solve the equation -(x + 3) = 2(x - 3) for x, we can follow these steps:

Step 1: Distribute the negative sign on the left side of the equation:

-(x + 3) = 2(x - 3)

=> -x - 3 = 2(x - 3) (using the distributive property)

Step 2: Expand the right side of the equation:

-x - 3 = 2x - 6

Step 3: Add x to both sides of the equation to isolate the x term on one side:

-x + x - 3 = 2x + x - 6

=> -3 = 3x - 6

Step 4: Add 6 to both sides of the equation:

-3 + 6 = 3x - 6 + 6

=> 3 = 3x

Step 5: Divide both sides of the equation by 3 to solve for x:

3/3 = 3x/3

=> 1 = x

So, the correct value of x that makes the equation true is B. 1.

PLEASE MARK BRAILYISTT :D

Answer:

B, one

Step-by-step explanation:

In order to solve this, you can solve the equation. First, you can use the distributive property to get -x-3=2x-6. If you make the variables on one side and the constants on the other, you will get -3x-3=-6. This can further simplify to -3x=-6. Divide both sides by -3 to get that x=1. Then, the correct answer is B.

BRAINLIEST TO FIRST USER!

BRAINLIEST TO FIRST USER!

Answers

Answer:

155α+81

Step-by-step explanation:

There are two rectangles:

1

area₁ =- (15α+8)(7) = 15α*7 + 8*7 = 105α+56

2

area₂ = (10α+5)(12-7) = (10α+5)(5) = 10α*5 + 5*5 = 50a + 25

Total area = area₁ + area₂

Total area = (105α+56)+(50α+25)

Total area = 105α + 50α + 56 + 25

Total area = 155α + 81

If you multiply by the first law you can divide it to the power of 10 and multiply by 5

Ashley likes to ride her scooter to the ice cream stand to buy a treat on summer afternoons. The total distance for t trips to the ice cream stand and back is 0.75t miles. Last week, Ashley made 4 trips to the ice cream stand and back.

Answers

Answer:

3

Step-by-step explanation:

multiply 0.75 by 4 because that's how many trips she made

3. multiply .75x4


im not sure if that’s what the question is asking. but….

can someone help with this assignment

can someone help with this assignment

Answers

Answer: 1 gallon is 4 quarts, 2 gallons is 8 quarts, 3 gallons is 12 quarts, and 4 gallons is 16 quarts. 1 quart is 2 pints, 3 quarts is 6 pints, 6 quarts is 12 pints, and 8 quarts is 16 pints. 1 pint is 2 cups, 3 pints is 6 cups, 5 pints is 10 cups, and 9 pints is 18 cups. A swimming pool is 5,000 gallons, A juice box is 2 pints, A soup bowl is 2 cups, and a watering can is 8 quarts. In order of least to greatest is 6 pints, 18 cups, 2 gallons and 6 quarts. In the picture it shows you the work for number 5. <3

Answer:

Step-by-step explanation:1 gallon is 4 quarts, 2 gallons is 8 quarts, , and 4 gallons is 16 quarts. 1 quart is 2 pints,,so 8 quarts is 16 pints. 1 pint is 2 cups, 3 pints is 6 cups, 5 pints is 10 cups, and 9 pints is 18 cups. A swimming pool is 5,000 gallons, A juice box is 2 pints, A soup bowl is 2 cups, and a watering can is 8 quarts. In order of least to greatest is 6 pints, 18 cups, 2 gallons and 6 quarts.

kaylie and her family have decided to go on a mountain biking trip. use the graph tp draw a graph that represents their trip.
In one hour they rode one mile up the mountain. the next two hours they rode an additional three miles up the mountain. next, they stopped to have a lunch for an half hour. after lunch they rode two more miles up the mountain for two hours. finally they rode back to the bottom of the mountain in two hours.

Answers

Answer:

1234567891011121314151617

Answer:

where is the question?

Step-by-step explanation:

Help Please, I don't understand this

Help Please, I don't understand this

Answers

Firstly, you have to understand that if you talk about slope is a similar word gradient of the graph. So if you are calculating slope you have to use gradient formula:

m= Y2-Y1

X2-X1

therefore, in order for you getting first box & second box you have to use this formula above.

First box answer is:

Points fromthegraph (-2:-2) & (-3:-3)

m= Y2-Y1

X2-X1

m = -3-(-2)

-3-(-2)

m = 1

Second box answer is:

Points fromthegraph (3:3) & (4:4)

m= Y2-Y1

X2-X1

m= 4-3

4-3

m= 1

Third box answer is:

= 4

Forth box answer is:

= -3

Brodie hires a technician to fix his air conditioning unit. The total cost includes $26.50 for parts and $50.00 per hour the technician works on the job.

Which equation can be used to find y, the total cost Brodie pays, given x represents the number of hours the technician works on the job?


y=26.50x−50

y=26.50(x+50)

y = 50x + 26.50

y = 26.50x + 50

Answers

Answer:

C

Step-by-step explanation:

y represent the total cost

x represent the number of hours

If one hour is $50, then x hour is $50x

So total cost is $50x +$26.5

is -93/6 equivalent to -93/6?

Answers

Answer: well yes because it looks exactly the same

Step-by-step explanation:

Answer:

Yes bacause they both are exactly the same.

Step-by-step explanation:

Hope it helps! =D

Help i don't understand it
pls ill give brainleist to correct answer

Help i don't understand it pls ill give brainleist to correct answer
Help i don't understand it pls ill give brainleist to correct answer

Answers

Answer:

second one i think

Step-by-step explanation:

Answer:

2nd one but give the other broski brainiest

Step-by-step explanation:

Ava makes bead bracelets. She has a total of 6,048 beads. each necklace has 24 beads. Her friend Maria says that the greatest number of bracelets she can make with the beads is 162. Explain why Maria's answer is incorrect and how she can find the right answer.

Answers

Each necklace needs 24 beads
Ava has 6,048 beads
To find out how many bracelets she can make we need to see how many time 24 can fit into 6,048 with no remainders
6048 divided by 24 is 252

Maria’s incorrect because to make 162 bracelets you would need 3888 beads because: 162 x 24 = 3888
This is not the greatest amount of bracelets because the are excess beads

There are currently 6,210 fish in a lake. If the number of fish in the lake increased by 15 percent during the last year and 20 percent during the year before that, how many more fish are in the lake currently than in the last two years ago?

Answers

I’m pretty sure the answer should be 1,710 if not i’m sorry

Answer:

1710 fish

Step-by-step explanation:

Let the number of fish in the lake last year be 'x'

The equation becomes-
x + 15x/100=6210     (This is because 15% of x is added in x to become    
6210... hope you understand)

x + 15x/100 = 6210
115x/100 = 6210
23x/20 = 6210
x = 6210 * 20/23
x = 270 * 20
x = 5400

Therefore- The number of fish last year = 5400


Now, let the number of fish in the lake 2 years ago be 'y'

The equation becomes-
y + 20y/100 = 5400     (Same logic as last time)

y + 20y/100 = 5400
120y/100 = 5400
24y/20 = 5400
6y/5 = 5400
y = 5400 * 5/6
y = 900 * 5
y = 4500

Therefore- Fish in the lake two years ago = 4500 fish

Difference between current and two years ago = 6210-4500
                                                                               = 1710 fish

Hope you understood the answer and I hope it helps you :)


At the zoo, for every 666 adult camels, there are 555 baby camels. There are a total of 444444 adult and baby camels at the zoo.
Complete the table.
Original ratio Number in the zoo
Baby camels 555
Adult camels 666
Total camels
444444

Answers

Answer:

1 adult camel for every 11 baby camels, or 1:11

A rectangular prism is 2 inches by 4 inches by 6 inches.

Kimaya says, “It takes more 2/5-inch cubes to fill the prism than 1/5-inch cubes.”

Do you agree with Kimaya? Explain or show your reasoning.

Answers

No, I do not agree with Kimaya. The volume of the rectangular prism is 2 inches x 4 inches x 6 inches = 48 cubic inches. To fill the rectangular prism with 2/5-inch cubes, you would need 48 cubic inches / (2/5) cubic inches per cube = 120 cubes. To fill the rectangular prism with 1/5-inch cubes, you would need 48 cubic inches / (1/5) cubic inches per cube = 240 cubes.

So, it takes less 2/5-inch cubes to fill the prism than 1/5-inch cubes.

Another way to think of it is that the larger the cubes, the less number of cubes you need to fill the same volume, as the cubes are larger in size.

No, I do not agree with Kimaya, and heres why.

Simple Explanation: 2/5 in. cubes are more than 1/5 in. cubes, so 1/5 in. cubes would take 2x more to fill than 2/5 in.

Complex Explanation: 2 in. x 4 in. x 6 in. is 48 cubic in. and to fill 48 cubic in. using 2/5 in. per cube, it would be 120. as for 1/5 in., to fill 48 cubic in. with that would be 240. Easier way to think of it is that 2/5 in. cubes are already 120 and 1/5 would be doubling that so all you gotta do is multipy 120 x 2 since filling it with 1/5 would be 2x the amount than 2/5.

Hope this helped :D

Could someone please help me

Could someone please help me

Answers

Answer: Answer:

Step-by-step explanation: Step-by-step explanation:

(-4) + 11 =??? please show how to do it on number line. (Adding positive and negative integers)

Answers

the answer is 7. i don’t know if this is what you meant to show work on a number line, but here.
(-4) + 11 =??? please show how to do it on number line. (Adding positive and negative integers)

Which expression is equivalent to x2+7y3−8z4?

x2−7y3+8z4, 7y3−x2+8z4, 7y3+x2−8z4, or 8z4+x2−7y3

Which expression is equivalent to x2+7y38z4?x27y3+8z4, 7y3x2+8z4, 7y3+x28z4, or 8z4+x27y3

Answers

the third one (7y^3+x^2-8z^4) is correct

The elevator in a skyscraper (building) goes from the top floor down to the lowest level of the underground parking garage. If the building is 490 feet tall and the elevator descends 540 feet from top to bottom, how far underground does the parking garage go?

Answers

Answer:

50 feet

Step-by-step explanation:

You just have to subtract 540 and 490 and BOOM ya get 50...

Answer:

-50 feet

Step-by-step explanation:

is it going on the ground it would be a negative not a positive number. hope this is right and have a good day.

I am not in the mood to do math and I can't think straight but this is way overdue.

I am not in the mood to do math and I can't think straight but this is way overdue.

Answers

Answer:

Step-by-step explanation:

625/25 as both currencies have just been multiplied by 100

Answer:

the second option

Step-by-step explanation:

should i explain why or no?

(08.03 HC)

Megan wants to know if the number of words on a page in her English book is generally more than the number of words on a page in her math book. She takes a random sample of 25 pages in each book, then calculates the mean, median, and mean absolute deviation for the 25 samples of each book.

She claims that because the mean number of words on each page in the English book is greater than the mean number of words on each page in the math book, the English book has more words per page. Based on the data, is this a valid inference? (1 point)

Group of answer choices

A) Yes, because the mean is larger in the English book.

B) No, because the mean is larger in the English book.

C) No, because there is a lot of variability in the English book data.

D) Yes, because there is a lot of variability in the English book data.

(08.03 HC)Megan wants to know if the number of words on a page in her English book is generally more

Answers

a. yes, because the mean is larger in the english book.

Answer:

the answer is A

Step-by-step explanation:

PLZZZ NEED HELP ASAP DUE AT 9 PM TODAY! PLZ DONT REPORT ME.
What is the solution of the system of equations shown below?
y = -x + 3
y = 4x - 2

A: (0,3)
B: (1,2)
C: (2,1)
D: (0,-2)

Answers

Answer:

Its B 100%

Step-by-step explanation:

Just plug in the coordinates

The answer is D (1,2)

Find the vertical distance between points X(−2,3) and Y(−2,114) .

Answers

Answer:

111

Step-by-step explanation:

114-3

Answer:

What I can tell is that they both share the same x coordinate. To help you understand, the horizontal line is from left to right, think of "The sun setting in the horizon.", it is often in the distance as a "left to right" line. So, I hope that helps, this leaves the vertical line as up or down.

With that out of the way, the x-axis lies on the horizontal line, whereas the y-axis lies on the vertical line.

Point coordinates are typically listed as (x, y), so... with that said, to find the distance we'll have to count downwards. As we know, negative x is to the left, negative y is further down, so... -3 to -12 is 9 points away.

Simple method: -3 - 9 = -12, or... -12 - -3 = -12 + 3 = -9.

In other words you get the basic idea, you can also just count, but whatever.

What is the common value for all of these expressions?
4.5 / 0.09 45 / 0.9 450 / 9 4,500 / 90

Answers

four, five and nine……

Julie is painting a mural on a rectangular wall in her school. The wall is 20.5
feet long and 10
feet wide. So far, her mural covers 20%
of the wall. She will paint the remaining part of the wall over the next four days. She will paint the same amount of the wall on each of those four days.

How much of the wall, in square feet, will Julie paint on each of the next four days?

Enter your answer in the space provided.

Answers

the wall she's using for the mural is (20.5)(10) = 205 ft², so far she has done 20% of that, well, she still has 100% - 20% = 80% to go on the next four days, so on the next four days she'll be doing 80% of 205 ft².

\(\begin{array}{|c|ll} \cline{1-1} \textit{\textit{\LARGE a}\% of \textit{\LARGE b}}\\ \cline{1-1} \\ \left( \cfrac{\textit{\LARGE a}}{100} \right)\cdot \textit{\LARGE b} \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{80\% of 205}}{\left( \cfrac{80}{100} \right)205}\implies 164~ft^2\)

The answer is 116 ft

PLZZ HELP!
A right rectangular prism is packet with cubes of side length 1/3 inch. If the prism is packed with 6 cubes along the length, 4 cubes along the width and 8 cubes along the Hight what is the volume of the prism

Answers

192 is the correct answer sir

Scott received $88.50 from a customer whose meal bill was $75. What percent tip did Scott receive?
Will give brainliest, if correct!

Answers

88.50- 75/ 75*100= 18% i.e
difference of both amounts/ original amount *100

18% 18% 18% 18% 18% 18% 18% 18% 18% 18% 18% 18%

PLEASE HELP WILLLLLL GIVE BRAINLIEST!

PLEASE HELP WILLLLLL GIVE BRAINLIEST!

Answers

Answer: 64yd

Step-by-step explanation:

6x4x4x4x4

Answer:

40 yd^2

Step-by-step explanation:

4*4=16, 6*8/2=24, 24+16=40

20 POINTS
ANSER FAST PLEASE <3


The figure shows triangle MNO and some of its transformed images on a coordinate grid:



Which of the four triangles was formed by a translation of triangle MNO?


A

B

C

D

20 POINTSANSER FAST PLEASE &lt;3The figure shows triangle MNO and some of its transformed images on a

Answers

B because translation does not change orientation or shape. It just slides over.
Also can I have Brainliest? (I am tryna rank up)
The answer is b
:)) hope this helped
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Will future generations even know what a library is?now. evin is building a tower out of paper cups. in each row (counting from the floor up), there are two less cups than the row below it. the first row has 26 cups in it. (c) how many cups will be in the 11th row? show the calculation that leads to your answer. 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