What is the surface are of the cylinder with a height 7ft and radius 3ft?

Answers

Answer 1

Answer:

Total area, including top and bottom:  67.7 ft²

Step-by-step explanation:

The area of the sides (only) is A = (circumference of base)(height of cylinder), and in this case                        A = 2(3 ft)(3.14), or

approximately A = 18.8 ft²

If you also want the areas of the base and top of the cylinder, perform the indicated calculations:

A (top and bottom) = 2π(3 ft)² = 48.9 ft²

So that the total surface area is (48.9 + 18.8) ft², or 67.7 ft²


Related Questions

Does 3 work as a solution to the following inequality? 2n > 6

Answers

Answer:

No.

Step-by-step explanation:

If n=3 the only thing you get is 6, which is not more than 6.

Noah plans to repaint some classroom bookcases. He has 3 gallons of paint. All of the bookcases are the same size and each requires gallon of paint. What is the maximum number of complete bookcases he can paint?​

Answers

Answer:

3 classroom bookcases

Step-by-step explanation:

Answer:

4 1/2

Step-by-step explanation:

i do not have an explaination

Greg has cards number 1-20. How likely is it that he will pick a card greater than 3?
a. Unlikely
b. Equally Likely
C. Likely
d. Certain

Answers

Answer:

c.likely

Step-by-step explanation:

hello please help thanks

Answers

Answer:

density

Step-by-step explanation:

One interior angle of a triangle is 60'. The other angle measures are x' and y'. Which of the following could be the values of x
and y? Select all that apply.
A x = 50, y = 90
B. * = 100, y = 20
C. x = 45, y = 45
D. X = 40, y = 80
E. x = 60, y = 60

Answers

Answer:

B. x = 100, y = 20

D. X = 40, y = 80

E. x = 60, y = 60

Step-by-step explanation:

The sum of interior angles of a triangle = 180°

From the above question, one of the angles = 60°

The value for the two other interior angles = 180° - 60° = 120°

Hence, the following options could be the values of x and y is given as x + y = 120

Therefore,

B. x = 100, y = 20

D. X = 40, y = 80

E. x = 60, y = 60

A movie rental store, Frank's Movies, offers customers two choices. Customers can pay a yearly membership of $45 and then rent each movie for $2, or they can choose not to pay the membership fee and rent each movie for $3.50. How many movies would you have to rent before membership becomes the cheaper option?

Answers

Answer:

13

Step-by-step explanation:

$45=3.50x

divide both sides by 3.50

13 movies (rounded to nearest whole number)

If you horizontally stretch the quadratic parent function, f(x) = X^2 by a factor
of 5, what is the equation of the new function?

Answers

9514 1404 393

Answer:

  g(x) = x^2/25

Step-by-step explanation:

For a horizontal stretch by a factor of k, x is replaced by x/k.

  g(x) = f(x/5) = (x/5)^2 = x^2/25

The new function is ...

  g(x) = x^2/25

What is the slope of the line represented by 5x - 12y = 24?

Answers

Answer: 5/12 or option J

3. Sara has a basket of fruit that contains 10 lemons, 2 pears, 6 oranges, and 3 apples.
How many possible combinations of fruit can she pick if she picks one of each fruit?
a. 360
b. 21
c. 4
d. 72

Answers

Answer:

c would be the answer hope this help

Step-by-step explanation:

pleas make brainly if it's right

I NEED THIS QUICK OR ILL FAIL MY MATH PLS

Answers

Answer:

Equation:900/10=90

Each bag has 90 beads

90/10=9 9beads per chain

Step-by-step explanation:

Rational Numbers are closed under Subtraction
a) True
b) False

Answers

Answer:

False not subtraction I thought it is division

Step-by-step explanation:

false lolollllllllllll

Given the first term and the common ratio of a geometric sequence find the seventh term of the sequence. a1=2 and r=6​

Answers

Answer:

93312

Step-by-step explanation:

We can use the geometric sequence formula

a= a1(r)^n-1

Substitute:

a=2(6)n^1

a=2 *6^n* 1/6

a=6^n*1/3

Substitute "7" for n:

a(7)=6^(7)*1/3

a(7)=93,312

Plz someone answer these!

Answers

here is a picture of me giving u the answers hole i hekposs u

HELP FAST PLEASE I'LL MARK YOU BRAINLIEST

Jacky , a student in a geometry class said that the Quadrilateral is a Square. Is she correct? Justify your answer.

Answers

She of a quadrilateral is a shape with four sides and a square has four sides
An Quadrilateral has 4 vertices and 4 sides which resemblances the 4 sides and 4 vertices that a square has.

In a survey of 653 randomly chosen
workers from a manufacturing plant,68
said that they prefer to work the night
shift. The manufacturing plant employs a
total of 2,700 workers. Based on this
information, about how many plant
workers prefer the night shift?

Answers

Answer:

i dont get the question very well pls ask another one

Answer: 281.1

Step-by-step explanation:

2,700 times 68 divided 653

Round to the nearest ten thousand 738,424

Answers

Answer:

740,000

Step-by-step explanation:

Find the 10,000 place which is 38,000 and since 8is above 5 you round up and it's 740,000.

Answer:

740,000

Step-by-step explanation:

hope this helped!

Ben bought 2 shirts for $16 each, 3 pairs of socks for $2.50 a pair, and a pair of jeans for $37.75. If the sales tax rate is 6.5%, how much did he pay for his items?

Answers

Answer:

Total amount pay by Ben = $82.27 (Approx.)

Step-by-step explanation:

Given:

2 Shirts = $16 each

3 pairs of socks = $2.50 each

1 pair of jeans = $37.75 each

Sales tax = 6.5%

Find:

Total amount pay by Ben

Computation:

Total amount for shirts = 2 x 16

Total amount for shirts = $32

Total amount for socks = 3 x 2.50

Total amount for shirts = $7.50

Total amount before tax = $32 + $7.50 + $37.75

Total amount before tax = $77.25

Total amount pay by Ben = Total amount before tax[1+tax]

Total amount pay by Ben = 77.25[1+6.5%]

Total amount pay by Ben = $82.27 (Approx.)

please answerrrrrrrrr :)

Answers

Answer:

I think 25 IM AM SO SORRY IF ITS WRONG!!!!!!!!

Step-by-step explanation:

Answer:

20 inches

Step-by-step explanation:

Turn the middle triangle upside down and fit to the right of the trapezoid. Turn the left triangle upside down and fit it to the left of the trapezoid.

The triangles fit right in making the top side of the combined shape 20 inches long just like the bottom base of the trapezoid.

Answer: 20 inches

What is the value of the expression below when y=7?


y2+5y+6

Answers

Answer:

90

Step-by-step explanation:

y^2 + 5y + 6 =

(7)^2 + 5(7) + 6 =

49 + 35 + 6 =

84 + 6 =

90

7^2 + 5(7) + 6

49 + 35 + 6

90

The giant panda population in China is increasing at a rate of 1.5% each year. There are 1864 giant panda in 2014. Write a function that models the panda population since 2014.

(exponential growth & decay)

Answers

Given:

Giant panda population in 2014 = 1864

The giant panda population in China is increasing at a rate of 1.5% each year.

To find:

The function that models the panda population since 2014.

Solution:

Since population of giant panda is increasing, therefore the function is the exponential growth model.

The general exponential growth model is:

[tex]P(t)=P_0(1+r)^t[/tex]

Where, [tex]P_0[/tex] is the initial population, r is the growth rate in decimal and t is the time period.

Putting [tex]P_0=1864,r=0.015[/tex], we get

[tex]P(t)=1864(1+0.015)^t[/tex]

[tex]P(t)=1864(1.015)^t[/tex]

Where, t is the number of years since 2014.

Therefore, the required exponential growth model is [tex]P(t)=1864(1.015)^t[/tex].

What are the y- intercept(s) of the function f(x) = |x+1-2

Answers

Answer:(0,-1)

Step-by-step explanation:

The area of a rectangular coffee table is given by the trinomial x2 + 7x – 8. The table’s length is x + 8. What is the table’s width?

Answers

Answer:

9x - 8

Step-by-step explanation:

URGENT!!! NEED ASAP!!! TIMED TEST!!!
Given: x + 2 < -5.
Choose the solution set.
{x | x ∈ R, x < -3}
{x | x ∈ R, x < 3}
{x | x ∈ R, x < -7}
{x | x ∈ R, x < 7}
(Please answer as soon as you can!!)

Answers

Answer:

ok the answer is 10

Step-by-step explanation:

Just put 10 lol

PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!

Answers

Answer:

option C is most accurate cause it has a longer neck thus helping in more flexible movements

Step-by-step explanation:

Isabela Island, dome-shaped shell.

It seems the neck of this tortoise is the shortest, therefore they cannot reach high places.

Just my guess though.

A game decreased in price by 1/4
After the reduction it was priced at £27.
What was the original price of the game

Answers

Answer:

£36.

Step-by-step explanation:

Because the game was reduced by 1/4

This means that:

£27 = 3/4.

To find 1/3, divide 27 by 3. this gives us 9. Now we know that the game was reduced by £9. To find the original price, instead of taking £9 away, we do the inverse and add the £9. This gives us £36.

You can even check your answer also, as 9 is 1/4 of 36, this proving that the price before the reductio was £36.

Point A is located at (-5, 2) on a coordinate grid. Point A is translated 4 units to the right and 2 units down to create point A.
Which measurement is closest to the distance between point A and point A' in units?
A)
4.1 units
B)
4.3 units
o
4.5 units
D)
4.7 units
We

Answers

the correct solution is A thanks

⦁ Convert the vertex form of the equation you wrote above to standard form.

the vertex was ax+b(?)

Answers

Answer:

ax^2 + bx + c

Step-by-step explanation:

im pretty sure this answers your question

The standard form of the vertex form equation is y = 2x² - 12x + 17

How to convert the equation?

The vertex form of a quadratic equation is represented as:

y = a(x - h)² + k

Using the above form, the quadratic equation can be represented as:

y = 2(x - 3)² + 1

Expand

y = 2(x² - 6x + 9) - 1

Further expand

y = 2x² - 12x + 18 - 1

Evaluate the like terms

y = 2x² - 12x + 17

Hence, the standard form of the vertex form equation is y = 2x² - 12x + 17

Read more about vertex equation at:

https://brainly.com/question/18797214

#SPJ2

3. David is sharing his
baseball cards with 4 of his
friends. Each friend will
have at least 16 cards.
Which inequality can used
to solve for how many
cards David gave away?

Answers

Answer:x has to be greater than or equal to 64 baseball cards

Step-by-step explanation:

16 cards multiplied 4 times equal 64 with is the minimum number of cards given to his friends


Please help. No files allowed or you will be reported

Answers

Answer:

8/405

Step-by-step explanation:

Drag each label to the correct location on the table. Each label can be used more than once, but not all labels will be used.
Simplify the given polynomials. Then, classify each by its degree and number of terms.

Answers

Answer:

The answers to your questions are given below.

Step-by-step explanation:

Polynomial 1:

12x² + 23x – 2

Name by degree: Quadratic because the highest power in the equation is 2.

Polynomial 2:

7x + 2

Name by number of terms: Binomial because the equation has two terms

Polynomial 3:

12

Name by degree: Constant because it has no variable

Name by number of terms: Monomial because it has only one term.

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