PLS HELP ASAP THANKS ILL GIVE BRAINLKEST PLS THANKS PLS ASAP THANKS

PLS HELP ASAP THANKS ILL GIVE BRAINLKEST PLS THANKS PLS ASAP THANKS

Answers

Answer 1

For the first question it's 52.99 cm^3 because the formula for volume of a cylinder is V=πr^2h.

The second question is 722.57 or 722 cm^2 because the formula for surface area is A=2πrh+2πr^2.

hope it helps!

Answer 2

Answer:

For question 3: 52.9875 cm^3 or 52.99 cm^3.

For question 4: 1,413 cm^3.

Step-by-step explanation: To find the volume of a cylinder, you need the area of the base times the height.  We don't have the area of the base, but we can find out by using the formula 3.14 x r^2 where r is the radius, which is 1.5 for question 3 and 5 for question 4.  It should look like this:

For question 3: 3.14 x 1.5^2 = 7.065.

For question 4: 3.14 x 5^2 = 78.5.

When you find the area of the base, you multiply it by the height, which is 7.5 for question 3 and 18 for question 4.  It should look like this:

For question 3: 7.065 x 7.5 = 52.9875 or 52.99.

For question 4: 78.5 x 18 = 1,413.

Therefore, 52.9875 cm^3 or 52.99 cm^3 is your answer for question 3 and 1,413 cm^3 is your answer for question 4.

Let me know if this is right! :)


Related Questions

100 BRAINLY POINTS!!!!!!

A cell phone company charges its customers a flat fee of $60 each month for calls and texts, plus an additional $5.00 for each gigabyte of data used. What does the y-intercept of the function represent?

A. the flat fee for calls and texts

B. the cost for each gigabyte of data used

C. the total amount of a monthly bill with 1 gigabyte of data used

D. the total amount of a monthly bill with 2 gigabytes of data used

PLS HELP CUH

EXPLAIN YOUR ANSWER
SHOW YOUR WORK

JUST HELP ME PLSSS

Answers

Flat fee=60Rate of change=5 per GB=Slope

Now

Equation in slope intercept form

y=mx+b

If each GB be x

y=5x+60

Here

yintercept=b=60

Option A is correct

How much does it cost to buy 3 watering cans if each watering can costs $7.48?

Answers

Answer:

$22.44

Step-by-step explanation:

        We can multiply the total number of watering cans being bought by the total cost of one watering can.

3 * 7.48 = 22.44

                       It will cost $22.44 to buy three watering cans.

Is my answer correct?

Answers

Answer:

No, not all of them are correct.

Step-by-step explanation:

The first one that u picked is incorrect. The second one is correct. And so it the third. I'm not so sure about the last one but pls MARK BRAINLIEST IF IT IS CORRECT

Sketch the graph of the function y=3 sin(2x)-1

Answers

Function: y = 3sin(2x) - 1

Find y-intercept:

y = 3sin(2x) - 1y =  3sin(2(0)) - 1y = -1

Formula for minimum: m = A ‐ |B|

Minimum:

-1 - |3|-4

=========

When y = -4

3sin(2x) - 1 = -43sin(2x) = -3sin(2x) = -12x = sin⁻¹(-1)2x =-450°, -90°, 270°, 630°x = -225°, -45°, 135°, 315°

Formula for maximum: M = A + |B|

Maximum:

-1 + |3|2

=========

When y = 2

3sin(2x) - 1 = 2sin(2x) = 12x = sin⁻¹(1)2x = -630°, -270°, 90°, 450°x = -315°, -135°, 45°, 225°

Now we can plot the graph for the equation in range of -360° < x < 360°

For more graphing problems: brainly.com/question/27117441

Answer:

[tex]y=A\sin(B(x+C))+D[/tex]

Amplitude = A

The height from the center line to the peak (or trough).

Period = (2π)/B

The horizontal distance from one peak to the next.

Phase shift = C

How far the function is shifted horizontally from its usual position.
(positive is to the left, negative is to the right).

Vertical shift = D

How far the function is shifted vertically from its usual position.

Parent function:

[tex]y=\sin(x)[/tex]

Therefore:

Amplitude = 1Period = 2πPhase shift = noneVertical shift = none

Given function:

[tex]y=3\sin(2x)-1[/tex]

[tex]y=3\sin(2(x+0))-1[/tex]

Therefore:

Amplitude = 3Period = πPhase shift = noneVertical shift = -1

**See attached images for how the parent function is transformed to the final function**

A perpendicular line is constructed through angle B of Triangle ABC and intersects side AC at a 90° angle through
point D. Select the transformations that would justify that Trangles ABD = CBD. Select all that apply.

A. A reflection over BD that maps AB onto BC.

B. A translation along vector AC that maps point A onto point C.

C. A rotation about center B that maps BD of Triangle CBD onto BA.

D. A rotation about center D that maps BD of Triangle CBD onto AD and Angle BDC onto angle ADB.

E. A rotation about center D that maps CD onto AD. Then a reflection across AD that maps Angle ABD onto
Angle CBD.

Answers

Answer: E, A

Step-by-step explanation:

Find the distance between the points 4,7 and -5,7

Answers

Answer:

9

Step-by-step explanation:

Horizontal line from 4 to -5.

Distance formula is: [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

       [tex](x_{1},y_{1}) = (4,7)\\(x_{2},y_{2}) = (-5,7)[/tex]

Thus let us plug in all the know values and solve:

      [tex]\sqrt{(-5-4)^2+(7-7)^2} =\sqrt{(-9)^2} =\sqrt{81} = 9[/tex]

Thus the distance is 9

Hope that helps!

What is the h concentration in a solution with a ph of 1.25? round to the nearest hundredth. × 10n m n=

Answers

The pH is the measure of hydrogen ion concentration in a solution. The hydrogen ion concentration at pH 1.25 is  [tex]5\times 10^{-2}\ M[/tex].

How to calculate hydrogen concentration?

The pH is the negative logarithmic value of the hydrogen ion concentration in the sample.

The pH can be expressed as:

[tex]\rm pH=-Log[H^+][/tex]

The hydrogen ion concentration can be given as:

[tex]\rm [H^+]=10^{-pH}[/tex]

The given pH is 1.25 The hydrogen ion concentration is given as:

[tex]H^+=10^{-1.25}\\H^+=0.05\ M\\h^+=5\times10^{-2}\ m[/tex]

The hydrogen ion concentration in the solution is .[tex]5\times 10^{-2}\ M[/tex]

Learn more about pH, here:

brainly.com/question/491373

Answer:

1st blank is 5.62

2nd blank is -2

Step-by-step explanation:

Look at the image (top right corner)




Given f(x) = 3x2 + kx – 7, and the remainder when f (x) is divided by x – 4 is
81, then what is the value of k?

Answers

Answer:

-243

Step-by-step explanation:

{3׳ykx-7 incluye

4. Find the volume of the pyramid ​

Answers

Answer:

58 1/3 in³

Step-by-step explanation:

Volume of a square pyramid:

V = (1/3)a^2h (don't need the lateral lenght)

What is the sum of all integers between square root of 8 and square root 113?
Answer: The sum is____

Answers

The integers between square root of 8 and square root 113 are the numbers without decimal points

The sum is 52

How to detemine the sum?

The square root of 8 is 2.82

The square root of 113 is 10.63

The integers between 2.82 and 10.63 are:

3, 4, 5, 6, 7, 8, 9 and 10

The sum of these integers is represented as:

Sum = 3 + 4+ 5+ 6+ 7+ 8+ 9 + 10

Evaluate the sum

Sum = 52

Hence, the sum is 52

Read more about integer sum at:

https://brainly.com/question/10853762

Type your answer into the box. Butter and flour are mixed in the ratio 2:3. Chris has 640 grams of butter and 880 grams of flour. How much more flour does he need? ​

Answers

Answer:

80 grams

Step-by-step explanation:

since butter & flour are in the ratio 2:3

2/5 = 640

then 3/5 = flour(?)

eliminate 5 since it is common so that

2= 640

3= x

cross multiply

x= 3 /2× 640

= 960

640 grams of butter needs to mix with 960grams of flour so that they can be in the ratio of 2:3

960-880 = 80

hence 80 more grams of flour are needed.

one trillion one hundred eighty-six billion two hundred million in number form

Answers

Step-by-step explanation:

1,186,200,000,000 in standard form

i will give brainliest to the first to answer

Answers

Answer:

2/6 = 1/3

8/1 = 8

2/4 = 4/8

2/8 = 1/4

4/4 = 1

Step-by-step explanation:

2/2 = 1 and 6/2 = 3 so that would make the equivalent fraction 1/3

for 8/1 it is the same as just 8

2*2 = 4 and 4*2 = 8 so that would make the equivalent fraction 4/8

the same goes for 2/8 which is 1/4

and 4/4 is just 1  

PLEASE RATE!! I hope this helps!!

If you have any questions comment below

Answer:

2/6=1/3

8/1=8

2/4=4/8

2/8=1/4

4/4=1

Ashton is solving the equation
3x + 7 = 16.
Which shows a step Ashton can
use to solve the equation?
a. 3x + 7 = 16 - 7
b. 3x + 7 - 7 = 16 - 7
c. 3x + 7 = 16 + 7
d. 3x + 7 + 7 = 16 + 7

PLEASE HELP

Answers

Answer:

B: 3x + 7 - 7 = 16 - 7

Step-by-step explanation:

B: 3x + 7 - 7 = 16 - 7

Answer:

[tex]\boxed{\sf{B. \quad3x + 7 - 7 = 16 - 7}}[/tex]

[tex]\boxed{\sf{x=3}}[/tex]

Step-by-step explanation:

Isolate the term of x from one side of the equation.

3x+7=16

First, subtract by 7 from both sides.

⇒ 3x+7-7=16-7

Solve.

⇒ 16-7=9

Rewrite the problem down.

⇒ 3x=9

Divide by 3 from both sides.

⇒ 3x/3=9/3

Solve.

Divide the numbers from left to right.

⇒ 9/3=3

⇒ x=3

Therefore, the solution is x=3, which is our answer.

So, the correct answer is B. 3x+7-7=16-7 (second option).

I hope this helps you! Let me know if my answer is wrong or not.

Please help me solve this

Answers

Answer:

The length of river D is 2550

length of river C is 2550+500=3050

Step-by-step explanation:

Let the river D be 'x'

and the river C is (x+500)

x + x + 500 = 5600

2x + 500 = 5600

2x = 5600 - 500

2x = 5100

x = 5100/2

x = 2550

The length of river D is 2550

length of river C is 2550+500=3050

Find the area of the shaded sector of the circle. Give the exact answer in terms of straight pi.

A circle has a central angle that measures 120 degrees and a radius of 8.


fraction numerator 48 straight pi over denominator 9 end fraction units squared

fraction numerator 64 straight pi over denominator 3 end fraction units squared

fraction numerator 32 straight pi over denominator 3 end fraction units squared

fraction numerator 16 straight pi over denominator 9 end fraction units squared

Answers

The area of the sector that has a central angle of 120 degrees and radius of 8 units is 64π / 3 units²

Area of a sector

The area of a sector is defined as follows:

area = ∅ / 360 × πr²

where

r = radius∅ = central angle

Therefore,

r = 8

∅ = 120°

Hence,

area of the sector = 120 / 360 × π × 8²

area of the sector = 1 / 3 × π × 64

area of the sector = 64π / 3 units²

learn more on area here: https://brainly.com/question/12655272

Based on the lengths of the segments in the hyperbola below, how long is the dashed line? Show your work.

Answers

Check the picture below.

keeping in mind that the difference of the distances of d1 and d2 is always a consistent constant value, as you can see in the left-hand-side of the picture, if we keep on sliding on the hyperbolic line shrinking d2 from being slanted to be horizontal, once we put d1 and d2 on a horizontal line, as you see on the right-hand-side, if we subtract the pink line from the orange line, what's leftover is, yeap, you guessed it.

6) 5 mi
11 mi


7) 22 m
11 m


8) 22 yd
25 yd

Answers

Answer:

#6=perimeter=32 area=55

#7=perimeter=66 area=242

#8=perimeter=94  area=550

Step-by-step explanation:

5+5+11+11=32

5x11=55

22+22+11+11=66

22x11=242

22+22+25+25=94

22x25=550

Two angles in a triangle add up to 152 degrees.
what is the size of the third angle?

Answers

Answer:

28 degrees

Step-by-step explanation:

A triangle is 180 degrees. 180-152=28.

Answer:

The third angle is 28 degrees

Step-by-step explanation:

A triangle has to add up to 180 degrees so just take 180 subtract your 152 from it and you'll have your answer!. (180 - 152 = 28) Hope this helps! :)

Can someone explain to me how to use square root? How do I solve it? How do I use it? I'm not sure the right way to use square root and I have testing soon, so I wanted to know how to use it beforehand.

Answers

Answer:  a square root of a number x is a number y such that y² = x; in other words, a number y whose square is x. For example, 4 and −4 are square roots of 16, because 4² = ² = 16

The square of any number is always a positive number, so every number has two square roots, one of a positive value, and one of a negative value. For example, both 2 and -2 are square roots of 4.

A collectible car has been going up in price by 10% each year. if the car is already worth $29,000, how much will the car be
worth in 5 years?

Answers

The worth of the collectible car in five years if its value is going up by 10% every year would be $46,704.79

What is the worth of the car?

If the value of the  collectible car is increasing with time, it is said that the  collectible car is appreciating in value.

The formula for calculating future value with appreciation:

FV = P (1 + r)^n

FV = Future value P = Present value R = interest rate N = number of years

$29,000(1.1^5) = $46,704.79

To learn more about future value, please check: https://brainly.com/question/18760477

You have just inherited $150,261 from a trust that has matured. You would like to invest the total amount into an account that pays you an annual compounded interest rate of 9. 1%, and you would like to make annual withdrawals over the next 20 years such that by the end of this 20 year period, the amount remaining in the account will be zero dollars. Determine, from the given information, the amount of the annual withdrawals. Round to the nearest cent. A. $16,578. 03 c. $15,978. 10 b. $162,851. 31 d. $15,575. 98.

Answers

Answer:

C

Step-by-step

The amount of the annual withdrawals will be $16,574.24.

The given data in the problem is;

P = annual payment

PV= present value = $150,261

r= rate of intreast = 9.1% =9.1/100= 0.091

n = time period= 20

What is the formula for the annual payment ?

[tex]P=\frac{r\times PV}{1-(1+r)^{-n}}[/tex]

[tex]P=\frac{0.091\times 150261}{1-(1+0.091)^{-20}}[/tex]

[tex]P=16754.24[/tex]

Therefore, the amount of the annual withdrawals will be $16,574.24.

To learn more about the amount visit:

https://brainly.com/question/25870256

I need help please help me

Answers

Method 1 :

replace x and y by their value 1 and 3

3 = 4(1) - 1 = 4-1 = 3

2(1) + 3 = 2 + 3 = 5

correct

Method 2 :

y = 4x - 1

2x + y = 5

y = 4x - 1

y = -2x + 5

y - y = 4x - 1 - ( -2x + 5 )

0 = 4x - 1 + 2x - 5

6x - 6 = 0

6x = 6

x = 6/6 = 1

y = 4x - 1

y = 4(1) - 1

y = 3

correct

Answer:

Yes the points (1,3) is the solution for the systems of equations that are shown

Step-by-step explanation:

y = 4x - 1

plug in the numbers

3 = 4(1) - 1

3 = 4 - 1

3 = 3 so this is correct

2x + y = 5

plug in the numbers

2(1) + 3 = 5

2 + 3 = 5

5 = 5

so that means the points are also a solution for BOTH

Geena can rent an apartment for $850 per month or she can buy a house for $175,000 at 3.875% interest for 30 years. How much will each housing choice cost for one year?

A. Price of Renting:
B. Price of Buying:

Answers

Using simple interest, it is found that the prices are as follows:

A. $10,200.

B. $12,614.58.

Simple Interest

Simple interest is used when there is a single compounding per time period.

The amount of money after t years in is modeled by:

[tex]A(t) = A(0)(1 + rt)[/tex]

In which:

A(0) is the initial amount.r is the interest rate, as a decimal.

Item a:

$850 for 12 months, hence the yearly cost is:

P = 850 x 12 = $10,200.

Item b:

The total cost is found using simple interest with A(0) = 175000, t = 30, r = 0.03875, hence:

A(t) = A(0)(1 + rt)

A(30) = 175000[1 + 0.03875(30)]

A(30) = 378437.5.

The yearly cost is given by:

378437.5/30 = $12,614.58.

More can be learned about simple interest at https://brainly.com/question/25296782

HELPPPP Two planes leave the airport at noon, one traveling east at 300 km/h and the other traveling northwest at 45 km/h. How far apart are they at 2 pm?

Answers

How far both planes travelled is an illustration of distance

Both planes are 510 km apart at 2 pm

How to determine their distance apart?

The rates of the two planes are given as:

Plane A = 300km/h

Plane B = 45km/h

Calculate the difference (r) in their rates

r = 300km/h - 45km/h

This gives

r = 255km/h

At 2 pm, both planes have travelled for 2 hours.

So, the distance between them is:

d = 255 * 2

d = 510km

Hence, both planes are 510 km apart at 2 pm

Read more about distance and speed at:

https://brainly.com/question/4931057

4.
Which expression is equivalent to x^4 – 2x^3 + x^2 ?
-
A. x²(x - 1)^2
B. x²(x + 1)^2?
C. (x + 9)(x - 9)
D. 2(x+ 3)(x - 3)

Answers

Answer:

Dont have an answer but maybe this will help

Step-by-step explanation:

Combine any like terms on each side of the equation: x-terms with x-terms and constants with constants. Arrange the terms in the same order, usually x-term before constants. If all of the terms in the two expressions are identical, then the two expressions are equivalent.

Khalil has a game board as shown below, which is a square with 20 cm sides. The area of the largest circle is 314
square centimeters
What is the probability of scoring 1, 3, or 5 points with one randomly thrown dart?
O 50%
O 62.5%
O75%
O78.5%

Answers

Answer:

78.5

Step-by-step explanation:

The probability of scoring 1 , 3 or 5 points is 78.5% ( optionD)

What is probability?

A probability is a number that reflects the chance or likelihood that a particular event will occur. The certainty of an event is 1 and it's 100% in percentage.

probability is expressed as;

probably = sample space/total outcome

The area of the square is expressed as;

A = l²

= 20 × 20

= 400cm²

The area of the biggest circle is 314 cm²

The probability of scoring 1, 3 or 5

= 314/400 = 0.785

in percentage = 0.785 × 100

= 78.5%

learn more about probability from

https://brainly.com/question/13604758

#SPJ3

5. The dot plot shows a random sample
of the number of migrating geese
flocks observed by 25 participants
during a two-day hike.
Day 1
Day 2
IN
+ +
+ + + + +
2 3 4 5 6 7 2 3 4 5 6 7
Number of Flocks Observed Number of Flocks Observed
Use the mean value of each data set to
make an inference about the number
of flocks observed each day.

Answers

Using the dot plot, the inference is that the number of flocks observed on the second day was less than in the first.

What does a dot plot show?

The dot plot shows the number of times each measure appears in the data-set.

Hence, the mean of the data-set corresponding to day 1 is given by:

M1 = (4 x 4 + 7 x 5 + 7 x 6 + 7 x 7)/25 = 5.68

And the mean of the data-set corresponding to day 2 is given by:

M2 = (2 x 8 + 3 x 7 + 4 x 6 + 5 x 4)/25 = 3.24.

M1 > M2, hence, the inference is that the number of flocks observed on the second day was less than in the first.

More can be learned about dot plots at https://brainly.com/question/24912483

Marvin has a vintage comic book worth $351. According to a dealer, the value of this particular comic book will increase by 12.1% each year. How much will the comic book be worth in 13 years?
If necessary, round your answer to the nearest cent.

Answers

y = 12.1% x 13 + 351
y= 0.012 x 13 + 351
y= 1.573 + 351
y= 352.573 or $352.6

Abby is buying flower bulbs for her garden. She wants to buy the same number of tulips and daffodils. If tulip bulbs come in packs of 8 and daffodil bulbs come in packs of 4, what is the least number of each type of bulb Abby will need to buy?

Answers

16

lcm : 4= 4, 8, 12 , 16

8= 8 , 16

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