please please please help meeeee

Please Please Please Help Meeeee

Answers

Answer 1

Answer:

75.36

Step-by-step explanation:

V=3.14*4*6

Answer 2

Answer: 75.4

Step-by-step explanation:

V= pi r^2 h

3.14(2^2)(6)

Approximately 75.39822


Related Questions

Ivan has a $500 bond with a 5.8% coupon. Ivan purchased this bond for $515.
What is the yield of this new bond?

Answers

Answer:

The yield is 5.974%

Step-by-step explanation:

We proceed as follows ;

coupon rate = Annual coupon payment/bond face value.

The face value is the original amount which the bond was bought and that is $515 according to the question. While the coupon rate is 5.8%

mathematically, annual coupon payment = coupon rate * bond face value = 0.058 * 515 = $29.87

mathematically;

current yield = Annual coupon payment/bond price

current yield = 29.87/500

= 0.05974 or simply 5.974%

so the answer is c. 5.6%

Step-by-step explanation:

Answer:

A 6.0%

Step-by-step explanation:

coupon rate = Annual coupon payment/bond face value.

The face value is the original amount which the bond was bought and that is $515 according to the question. While the coupon rate is 5.8%

mathematically, annual coupon payment = coupon rate * bond face value = 0.058 * 515 = $29.87

mathematically;

current yield = Annual coupon payment/bond price

current yield = 29.87/500

= 0.05974 or simply 5.974%

5.974 rounded to 6.0 %

is six hundred seventy-two thousand__0.8 is it greater than less than or equal to 5th grade mathhh

Answers

Answer:

Equal to grade 5 math.

Which line plot displays a data set with an outlier?

Thank you


WILL MARK BRAINLIEST

Answers

the option on the bottom right corner.

。☆✼★ ━━━━━━━━━━━━━━  ☾  

It would be the last graph (bottom right)

An outlier is a point that is much further away from the rest of the data

As you can see, that graph has one piece of data that is much further away from the rest of the data

Have A Nice Day ❤    

Stay Brainly! ヅ    

- Ally ✧    

。☆✼★ ━━━━━━━━━━━━━━  ☾

Please help me with this question. Will give 10 points.

Answers

Answer:

x = 2.99

Step-by-step explanation:

We can use ratios to solve

5.4            2.6

--------- = ---------

6.21         x

Using cross products

5.4x = 2.6* 6.21

5.4x =16.146

Divide each side by 5.4

5.4x = 16.146/5.4

x = 2.99

The GCF of 24 and 32 is

Answers

Start by setting up a factor tree for each number.

Factor in anyway that you'd like.

At the end, circle all prime numbers.

Remember, prime numbers are numbers

with only 2 factors, 1 and the number itself.

Now write these factors in least to greatest

multiplying them separate rows.

Circle factors they have in common.

Since 3 pairs of two's match up, multiply by 2 three times to get 8.

So the GCF is 8.

Answer:

8

Step-by-step explanation:

3 multiplied by 8 = 24

and 4 multiplied by 8 = 32

If the volume of a sphere inscribed in a cubic box is 36pi, find the surface area of the box

Answers

Answer:

Surface area of the cube = 216 square units

Step-by-step explanation:

Let the length of a side of a cube = x unit

Diameter of the sphere inscribed in this cube = length of a side of the cube

Volume of the sphere = [tex]\frac{4}{3}\pi r^{3}[/tex]

Where r = radius of the sphere = [tex]\frac{x}{2}[/tex] units

36π = [tex]\frac{4}{3}\pi (\frac{x}{2})^{3}[/tex]

36π = [tex]\frac{4x^{3}\pi }{24}[/tex]

36×24 = 4x³

x = [tex]\sqrt[3]{\frac{36\times 24}{4} }[/tex]

x = 6 units

Length of a side of the cube = 6 units

Surface area of the cube = 6×(Side)²

                                          = 6×(6)²

                                          = 216

                                          = 216 square units    

please help!!!! I need the answers.

Answers

Answer:

Angle A: 40°

Angle B: 50°

Angle C: 90°

Side A: 14

Side B: 12

Side C: 11.2 or 11 if you round to the nearest whole number.

Step-by-step explanation:

Angle A;

Since we know angles B and C we can use those to help us find angle since all three angles should add up to 180°.

90-50=40

Angle A= 40°

Side C;

Since we know all the angles now and the other two side lengths, we will use those to help us find Side C.

cos 40°= C/14

C/14= cos 40°

C/14=  .8

C= .8 x 14

C= 11.2

Hope this helps! Have a great day! :)

Which value of b would make x^2 + bx- 2 factorable? -2 -1 0 3

Answers

Answer:

3

Step-by-step explanation:

Work backwards in this problem:

(x+1)(x+2)

x^2+x+2x+2

x^2+3x+2

b=3

I WILL GIVE YOU BRAINLIEST!! what is the solution to the following equation? x^2+5x+7=0

Answers

Answer:

The answer is C

Step-by-step explanation:

By using the quadratic formula, you get

a=1

b=5

c=7

so, when you substitute, you get:

-5±√5²-4(2)(7)

____________

2(1)

The next step is solving the square root and multiplying

A linear equation written in the form y = mx + c is known as,
a) y-intercept
b) point-slope form
c) standard form
d) slope-intercept form

Answers

Answer:

it is a slope intercept form

What is the slope of the line given by the equation y= -3x

Answers

Answer:

-3

Step-by-step explanation:

The given equation is in slope intercept form.

The form is y=mx+b

This is where "m" is the slope, and "b" is the y intercept.

So in this equation, m=-3.

Therefore, the slope is -3.

Find x in this proportion.
5/2x =25/4
x =

2/5
5/2
4/5
8/5

Answers

Answer:

2/5

Step-by-step explanation:

make it reciprocal

2x/5 = 4/25

cross multiply the numbers

2x × 25 = 4×5

2x= 20/25

2x= 4/5

x = 2/5

factorise 9 X square + Y square + Z square - 6 X Y + 2 Y Z - 6 x z hence find its value when X is equals to 1 by equal to 2 and Z = 2 - 1

Answers

a) Factor 9x² + y² + z² - 6xy + 2yz - 6xz

This looks a lot like

(x+y+z)² = x² + y² + z²+ 2xy + 2yz + 2xz

except instead of x there's (-3x).   So this must be

(-3x+y+z)² = (-3x)² + y² + z² + 2((-3x)y + (-3x)z + yz)

= 9x² + y² + z² - 6xy + 2yz - 6xz

Looks good.

Answer: (-3x+y+z)²

Since it's a square we could also negate the inside and write this (3x-y-z)²

b) I'll guess that says we want to evaluate this when x=1, y=2, z= -1

(-3(1) + 2 -1)² = (-2)² = 4

Answer: 4

What is the image of (6,-4) after a reflection over the y-axis?

Answers

Answer:

(-6,-4)

Step-by-step explanation:

Hope this helps! (:

At the beginning of the month, a rain barrel contained 12 ounces of water. At the end of the month there are 8 1/4 cups of water in the rain barrel.


How many cups of rain water were added to the barrel during the month?

Answers

Answer:

The cups of rain water that were added to the barrel during the month is:

6.75 cups.

Step-by-step explanation:

First, you must know the conversion units between ounces and cups:

1 cup = 8 ounces.

Then, at the beginning of the month, the rain barrel contained 12 ounces, what is in cups:

1 cup = 8 ounces. X = 12 onces.

We operate:

X = (12 * 1) / 8 X = 1.5 cups

Now, how at the end of the month there are 8 1/4 cups of water in the rain barrel, in a decimal number it is equal to:

8 1/4 cups = 8.25 cups

To know what is the cups of rainwater were added to the barrel during the month, you must subtract the number of cups at the beginning of the month to the number of cups at the end of the month:

Cups of rainwater that were added = 8.25 cups - 1.5 cups Cups of rainwater that were added = 6.75 cups.

Answer:

6.75

Step-by-step explanation:

i just took the test

The sum of three consecutive integers is 915. What are the integers?
A. 304, 306, 308
B. 305, 306, 307
C. 300, 300, 315
D. 304, 305, 306

Answers

Answer:

304,305,306

Step-by-step explanation:

x +x+1+x+2=915

3x+3=915

3x=915-3

3x=912

x=304

The three consecutive integers are 304, 305 and 306, option D is correct.

What is Number system?

A number system is defined as a system of writing to express numbers.

Let the three consecutive numbers be x, x+1 and x+2

Sum of three consecutive integers is 915.

x+x+1+x+2=915

3x+3=915

Subtract 3 on both sides

3x=912

Divide both sides by 3

x=304

Hence, the three consecutive integers are 304, 305 and 306, option D is correct.

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Which equation describes the line that passes through points (2,5) and (0,9)?

Answers

Where’s the equation ? Is there a picture to it ?

Find the value of k to complete the square for the quadratic equation:
y = x2 - 6x + k

Answers

Answer:

[tex]\sqrt[/tex]y+5x=k

Step-by-step explanation:

y=x^2-6x+k

y+6x=x^2+k

[tex]\sqrt[/tex]y+6x=x+k

[tex]\sqrt[/tex]y+5x=k

Linda is building steps for her porch. What is the volume of the steps?
144,000 cm3
288,000 cm3
324,000 cm3
540,000 cm3

Answers

Answer:

The volume of the steps is:

324,000 cm3

Step-by-step explanation:

Remember that the volume regularly is:

Volume = height * width * depth.

There are many forms to solve this exercise, but I'll show you two:

1. Imagine that aren't steps but a big solid, then its volume would be:

Volume of big solid = 60 cm * 60 cm * 120 cm Volume of big solid = 432000 cm3

Now you can subtract the volume of a small solid with measures 30 cm * 30 cm * 120 cm (where is the blank for the step):

Volume of a small solid = 30 cm * 30 cm * 120 cm Volume of a small solid = 108000 cm3

Now you subtract:

Volume of the building steps = 432000 cm3 - 108000 cm3 Volume of the building steps = 324000 cm3

2. The building steps are formed by three solid with volume 30 cm * 30 cm * 120 cm, so:

Volume of the building steps = 3 (30 cm * 30 cm * 120 cm) Volume of the building steps = 324000 cm3

PLEASE can someone help with this??IT IS important

Answers

Answer:

1) x=5 so angles are 25°, 80° and 75°

Step-by-step explanation:

The angles of a triangle should add up to 180. So e.g., for the first one, you know that

5x + 16x + 15x = 180

so

36x = 180

x = 5

Answer:

4

Step-by-step explanation:

I, m

2. The height of a rhombus 8 cm. The area of the rhombus is 72 square centimeters.

What is base of the rhombus?

Answers

Answer:

The base of the rhombus is equal to 9 centimeters.

Step-by-step explanation:

To calculate the base of the rhombus, we will follow the steps below;

write the formula for calculating the area of a rhombus

area of a rhombus = b × h

where h is the height of the rhombus and b is the base of the rhombus

From the question given,  area of the rhombus = 72 square centimeters   and height of the rhombus is 8 centimeters.

we can now proceed to insert the values into the formula and then solve for b

area of a rhombus = b × h

                72          = b × 8

Divide both-side of the equation by 8

[tex]\frac{72}{8}[/tex]  =  b × 8 /8

[tex]\frac{72}{8}[/tex]   =   b

9 = b

b = 9 centimeters

The base of the rhombus is equal to 9 centimeters.

how how many students hade more than 6 candy bars (use the picture above)​

Answers

Answer:

About 5 if your are including 6, or just 3.

Step-by-step explanation:

To find it you can just count the numbers greater than 6.

Hope this helps.

brainliest if correct

Answer:

3 Students

Step-by-step explanation:

There is only two more slots for how many candy bars each student has, in the "7" slot there is only one student that has seven candy bars and in the "8" slot there is two students that had eight candy bars.

1+2=3

I hope that helped.

The volume of a solid cylinder is 1584 cubic cm and its height is 14 cm. The radius is

Answers

Answer: 6 cm

Step-by-step explanation:

Hi, to answer this question we have to apply the next formula:  

Volume of a cylinder (V): π x radius ² x height  

Replacing with the values given and solving for v (Volume)  

1584 = π x r ² x 14

Solving for r:

1584 / (π x 14) = r²

36.01 = r²

√36.01 = r

6 cm = r

In conclusion, the radius of the cylinder is 6 centimeters.

Feel free to ask for more if needed or if you did not understand something.

Answer:

The radius is 6 cm

Step-by-step explanation:

To solve this, we will follow the steps below:

write down the formula for finding the volume of a cylinder

volume of a cylinder =πr²h

from the question volume of the cylinder = 1584 cm²

height = 14 cm

substitute the formula and solve for r

π is a constant and is ≈ 3.14

1584 = 3.14×r²×14

1584= 43.96 r²

divide both-side of the equation by 43.96

36≈ r²

take the square root of both-side

√36 = √r²

6 = r

r = 6cm

The radius is 6 cm

In a circle, area and circumference can be found using the formulas A=(pi)r^2 and C=2(pi)r, respectively, Write a formula for A in terms of C.(your answer should not contain r)

Answers

Answer:

[tex]A = \dfrac{C^2}{4\pi}[/tex]

Step-by-step explanation:

Given that

Area of a circle [tex]A=\pi r^2[/tex]

Circumference of the circle [tex]C = 2 \pi r[/tex]

Let us re-write the equation of area of circle:

[tex]A=\pi r^2[/tex]

[tex]A = \pi \times r \times r[/tex]

Multiplying and dividing with 2:

[tex]A = \dfrac{2\pi r}{2} \times r\\\text{Putting }2\pi r = C:\\\Rightarrow A = \dfrac{C}{2} \times r\\\text{Multiplying and dividing by } 2\pi:\\\Rightarrow A = \dfrac{C}{2} \times \dfrac{2\pi r}{2\pi}\\\text{Putting }2\pi r = C:\\\Rightarrow A = \dfrac{C \times C}{4 \pi}\\\Rightarrow A = \dfrac{C^2}{4 \pi}[/tex]

Hence, A in terms of C can be represented as:

[tex]A = \dfrac{C^2}{4\pi}[/tex]

Given that f(x) = x^3 + 2x^2 + 1, g(x) = −x^3 −x^2 −4x+ 4, h(x) = f(x) +g(x), and h(x) = 1, what is the value of x?

Answers

Answer:

x = 2

Step-by-step explanation:

h(x) = f(x) + g(x) = x³ + 2x² + 1 - x³ - x² - 4x + 4 ← collect like terms, thus

h(x) = f(x) + g(x) = x² - 4x + 5

Given

h(x) = 1, then

x² - 4x + 5 = 1 ( subtract 1 from both sides )

x² - 4x + 4 = 0 ← in standard form

(x - 2)² = 0 ← in factored form ( perfect square ), thus

x - 2 = 0 ⇒ x = 2

What is the greatest common factor of 4x5y2+16x3y4−8x6y3?

Answers

Answer:

4x^3y^2

Step-by-step explanation:

Then the remaining would be

x^2+4y^2-2x^3y

Answer:

4x^3y^2

Step-by-step explanation:

Please refer to the picture attached.

Radon-219 has a half-life of about 4 s.

After 20 s, how many milligrams of a 500 mg sample will remain?

435.3 mg

211.6 mg

31.3 mg

15.6 mg

Help please I’ll make you the brainliest if right

Answers

Answer:

15.6 mg

Step-by-step explanation:

First 4 s- 500/2= 250 mg

After 8 s- 250/2= 125 mg

After 12 s- 125/2= 62.5 mg

After 16 s- 62.5/2= 31.25 mg

At 20 s- 31.25/2= 15.625 mg

The milligrams of a 500 mg sample will remain at 15.625 mg.

We have given that,

5.6 mg

Radon-219 has a half-life of about 4 s.

What is the sample?

A sample refers to a smaller, manageable version of a larger group. It is a subset containing the characteristics of a larger population.

After 20 s,

First 4 s- 500/2= 250 mg

After 8 s- 250/2= 125 mg

After 12 s- 125/2= 62.5 mg

After 16 s- 62.5/2= 31.25 mg

At 20 s- 31.25/2= 15.625 mg

Therefore, the milligrams of a 500 mg sample will remain 15.625 mg.

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Solve for x in the diagram below.
100°
20
2=

Answers

Answer:

x = 40

Step-by-step explanation:

The answer is x = 40. This is because the two angles that are x are 1. congruent and 2. supplementary with 100° (They all add up to 180°). I can show this with a simple equation.

1. 2x + 100 = 180

2. 2x = 80

3. x = 40

Hope this helps! (Please consider giving brainliest)

Solve for y: 4y = 32 A. y = 4 B. y = 6 C. y = 8 D. y = 9

Answers

Answer:

C

Step-by-step explanation:

4y=32

Taking 4 to the other side

y=32/4

y=8

Answer:

c

Step-by-step explanation:

c

Which of the following is correct for the area of a square with side length of 3m

Answers

Answer:

The area of the square is 9 cm squared

Step-by-step explanation:

I know this because the formula for a square is s squared in which s represents sides so if i substitude the known value in i would get the answer of 9 cm squared.

Answer:9m^2

Solution,

Length=3m

Area of square=(l)^2

=(3)^2

=3*3

=9m^2

hope it helps

Good luck on your assignment

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