Use a net to find the surface area of the open cylinder with only one base. Use 3.14 for pi.

Use A Net To Find The Surface Area Of The Open Cylinder With Only One Base. Use 3.14 For Pi.

Answers

Answer 1

Answer:

251.20 cm square

Step-by-step explanation:

As given in figure

height of cylinder = 2 cm

radius of cylinder = 8 cm

lateral surface area of cylinder is given by = [tex]\pi r l[/tex]

where r is the radius and l is the height

Therefore, lateral surface area of given cylinder

[tex]\pi r l = 3.14*8*2 = 50.24[/tex]

area of base is give by [tex]\pi r^2[/tex]

since there is only one base area of that base

= [tex]\pi r^2 = 3.14*8^2 = 3.14*64 = 200.96[/tex]

Thus,

Total surface area of open cylinder = 50.24 + 200.96 = 251.20 cm square


Related Questions

Write 0.03 as percents.

Answers

Answer:

3%

Step-by-step explanation:

Just move the decimal 2 spaces to the right .03 becomes 3% :)

0.03 as a percentage is 3%. Hope that helped:))

what the the perimeter of this polygon?

Answers

Answer:

21.7

Step-by-step explanation:

you add all along the shape and it adds up to 21 and 21.7 is the only answer that has 21 in it

hope this helps.

Does the graph below represent a proportional relationship? A. Yes, because it is a straight line that passes through the origin. B. No, because a proportional relationship does not have to be a straight line. C. Yes, because it is a straight line that does not pass through the origin. D. No, because it is not linear.

Answers

Answer:

A

Step-by-step explanation:

maybe i am sure don't depend on me

can you add a fraction and a whole number.give and example​

Answers

Step-by-step explanation:

if you have a whole number and fraction you can simply at them together, which results in what's called mixed number .

example : the mixed number 8 3/4 is understood to mean the same thing as

8 + 3/4.

what graph best shows a positive correlation between the number of hours studied and the test scores ?

Answers

A shows a positive correlation

What is the measure of angle SQR please help

The options are
A.) 132°
B.) 55°
C.) 134°
D.) 93°

Answers

Answer:

D i think

Step-by-step explanation:

Explain how a marshland could prevent flooding in a nearby town.

Answers

Answer:

Wetlands prevent flooding by temporarily storing and slowly releasing stormwater.

Step-by-step explanation:

Wetlands also reduce water flow, thus allowing sediments and associated pollutants to settle out. A marshland can prevent flooding in a nearby town bye temporarily storing water!

A backyard pool has a concrete walkway around it that is 5 feet wide on all sides. The total are of the pool and the walkway is 950 feet. If the length of the pool is 6 feet longer than the width, find the dimensions of the pool.

Answers

Answer:

Step-by-step explanation:

Pool:

Width = x ft

Length = (x+6) ft

Pool along with walkway:

Width = x + 5 + 5 = (x + 10) ft

Length = x + 6 + 5 + 5 = (x + 16) ft

Total area of the pool with walkway = 950 sq.ft

length * width = 950

(x+16) * (x + 10) = 950

Use FOIL method,

x*x + x *10 + 16*x + 16 *10 = 950

x² + 10x + 16x + 160 -950 = 0   {Add like terms}

x² + 26x - 790 = 0

Answer:

29.4 length and 21.4 width.

Step-by-step explanation:

To fin the dimensions of the pool we need to use the total area of the pool plus the concrete walkway. Lets say that W is the width and L the length. We know that, the walkway has 3 ft wide, this means that the width and length are increased by 6ft (3ft on each side). So, the total

Kristin spent $128 on shirts. Fancy shirts cost $20 and plain shirts cost $10. If she bought a total of 8
shirts, then how many of each kind did she buy?

Answers

Answer:

6 Fancy shirts

Step-by-step explanation:

She buy a Total of 6 shirt

Solve for X 4x−1 =3 Answer:

Answers

Add 1 to both sides of the equation to get 4x = 4.

Divide both sides by 4 and x = 1.

Answer:

x= 1

Step-by-step explanation:

4x-1=3

    +1 +1

4x=4 (divide both sides by 4 to get x alone)

x=1

Given the graph below, which of the following statements is true?

Answers

Since there is nothing attached for me to help you I looked for a website that can find the answer with an explanation. It is called quickmath it’s like a math calculator . Hopefully that helps you .

Find the distance between the pair of points: (0,-8) and (0,4)

Answers

Answer:

12 units

Step-by-step explanation:

distance formula

Please help me I need to submit this asap

Answers

Answer:

D

Step-by-step explanation:

The average rate of change of f(x) in the closed interval [ a, b ] is

[tex]\frac{f(b)-f(a)}{b-a}[/tex]

Here { a, b ] = [ - 1, 2 ], thus

f(b) = 4 ← from (2, 4 )

f(a) = [tex]\frac{1}{2}[/tex] ← from (- 1, [tex]\frac{1}{2}[/tex] ) , thus

average rate of change = [tex]\frac{4-\frac{1}{2} }{2-(-1)}[/tex] = [tex]\frac{\frac{7}{2} }{3}[/tex] = [tex]\frac{7}{6}[/tex] → D

Using the following image, if = 20, what are , , and .

If you are using a screen-reader, please consult your instructor for assistance.

= Answer

= Answer

= Answer

Answers

Answer:

Step-by-step explanation:

if DF=20, then:

4x+8+2x-2=20

6x+6=20

6x=14

x=14/6

x=7/3

then

DE=4x+8

DE=4(7/3)+8

DE=(28/3)+24/3

DE=52/3

And

EF=2x-2

EF=2(7/3)-2

EF=14/3-6/3

EF=8/3

Which equation is a point slope form equation for line AB?
Oy-2=2(x+2)
Oy-6=-2(x+2)
Oy-2=-2(x+6)
Oy- 2 = -2(x+2)

Answers

Answer:

y-6= -2(x+2)  

Step-by-step explanation:

A= (-2, 6)

B= (2, -2)

y= mx+b

slope:

m= (y2-y2)/(x2-x1)= (-2-6)/(2+2)= -8/4= -2

intercept:

6= (-2)*(-2)+b ⇒ b= 6-4= 2

the function is:

y= -2x+2

y-2=2(x+2) ⇒ y= 2x+6 - no

y-6= -2(x+2) ⇒ y= -2x +2 - yes

y-2= -2(x+6) ⇒ y= -2x - 10- no

y-2= -2(x+2) ⇒ y= -2x- 2 - no

What is the definition of the cosine ratio of an acute angle of a triangle?

opposide side / hypotenuse


adjacent side / opposite side


opposite side / adjacent side


adjacent side / hypotenuse

Answers

Answer:

I think the answer is the last one

adjacent side / hypotenuse

Which ordered pair is the solution to the system of linear equations y = negative 7 x + 2 and y = 9 x minus 14?

Answers

Answer:

(1, -5) is the solution of the system

Step-by-step explanation:

y = negative 7 x + 2 should be written as  y = -7x + 2, and

y = 9 x minus 14 as y = 9x - 14

Use elimination by substitution to solve this system.  Equate the two equations together to eliminate y:  y = 9x - 14 = -7x + 2.

Combining like terms, we get 9x - 14 = -7x + 2  =>  16x = 16

Dividing both sides by 16 yields x = 1.

Substituting 1 for x in the first equation yields the corresponding y-value:

y = -7(1) + 2 = -5

Thus, the ordered pair (1, -5) is the solution of the system.

Answer:

It's B

Step-by-step explanation:

How many days are in 6 weeks not including weekends ?

Answers

Answer:

30 days

Step-by-step explanation:

There are 6 * 7 = 42 days in 6 weeks.

There are 2 * 6 = 12 weekends in 6 weeks.

42 - 12 = 30

Answer:

30 days

Step-by-step explanation:

Tammy has $3,500 that she wants to invest in stock. She believes she can earn a 12% annual return. What would be the value of Tammy's investment in 10 years if she is able to achieve her goal?

Answers

Answer:

the answer to the following questions is 10870.46873

Your boss asks you to interpret the following from a custom paint report he has just received. µ ≥400 ml

The true mean volume of paint in each can is
Blank
or
Blank
400 ml.

Answers

Answer:

The true mean volume of p

aint in each can is greater than or equals to 400ml

Step-by-step explanation:

The symbol of μ represents the mean of a data.

Mean can be defined as the average value of a set of data

Let consider the question.

We know that

μ ≥ 400ml

Where the sign ≥ means "greater than or equals to"

Which means that μ is greater than or equals to 400ml

So the solution is:

1st blank = greater than

2nd blank = equals to

Help !!!!!!!!!!!!!!!!!

Answers

Answer:

The elevation is a nonlinear function.

Step-by-step explanation:

Answer:

It's (B) The elevation is a nonlinear function.

Step-by-step explanation:

URGENT The number of counties in state A and the number of counties in state B are consecutive even integers whose sum is 158. If state A has more counties than state​ B, how many counties does each state​ have?

Answers

I’m not sure try using photo math

what is 6(1-10p)-7 jfghhdddcv

Answers

Answer:

-1 -60p

hope it helps

Step-by-step explanation:

6 (1-10p) -7

First solve 6(1-10p) using distributive property of subtraction

(6*1)-(6*10p) -7

= 6-60p -7

Add the constants of the equation

= (6-7) -60p

= -1 - 60p

Answer:

-60p-1

Step-by-step explanation:

Well in simplyfying it we can determine that 6*1 is 6 and 6*-10p is -60p

So then the answer is -60p-1.

What is the value of log6255?

Answers

Answer:

1/4

Brainliest!

Step-by-step explanation:

1/4 on my calculator

The value of log 5 to the base 625 is 1/4 .

How to find the value of logarithm with any base value -

From the definition of logarithm , we know that if log a to the base b is equal to x , where a, b are non negative integer and x is an assumed positive integer then we have ,

∴ log a to the base b = x

⇒ [tex]a = b^{x}[/tex]

Thus we can take log 5 to the base 625 = x

∴ [tex]5 = 625^{x}[/tex]

From the above equation, we can get the value of x as 1/4

Thus the value of log 5 to the base 625 is 1/4

To learn more about properties of logarithm, refer -

https://brainly.com/question/12049968

#SPJ2

Explain in words how to use the side lengths of a triangle to determine if the triangle is a right, acute, or obtuse triangle.

Answers

basically write the triangle in degree language like this is a acute angle because this is a 70* degree angle and talk more

Find x
Please help I really need answers

Answers

It has to be nine because it half of 18 when u measure it

A number is multiplied by 5. If 5 is added to the product, you get 10. What is the number?

Answers

Answer:

The unknown number is 1.

Step-by-step explanation:

You have to form an expression. So let's make the unknown number as x. Firstly, a number is multiplied by 5 :

[tex]x \times 5[/tex]

[tex] = 5x[/tex]

Secondly, 5 is added to product and you will get 10 :

[tex]5x + 5 = 10[/tex]

Lastly, you have to solve :

[tex]5x + 5 = 10[/tex]

[tex]5x = 10 - 5[/tex]

[tex]5x = 5[/tex]

[tex]x = 5 \div 5[/tex]

[tex]x = 1[/tex]

Answer:

2

Step-by-step explanation:

if you divide

10 by 5

you get two

At the beginning of the week, a puppy weighed 5/14 pounds. During the week, the puppy gains 8 ounces.

How much does the puppy weigh, in pounds, at the end of the week?

Enter your answer as a mixed number in simplest form by filling in the boxes.

Answers

Answer:

51/12

as a mixed number

4 1/4

Step-by-step explanation:

first you add 8 to 4 which is 12

so the improper fraction would be 51/12

how to turn it in to a mixed number in simplest form

step 1 - Find Whole Number

Calculate out how many times the denominator goes into the numerator. To do that, divide 51 by 12 and keep only what is to the left of the decimal point:

51 / 12 = 4.2500 = 4

Step 2 - Find New Numerator

Multiply the answer from Step 1 by the denominator and deduct that from the original numerator.

51 - (12 x 4) = 3

Step 3 - Put Together

Keep the original denominator and use the answers from Step 1 and Step 2 to get this:

4  

   3  

   12  

Step 4 - Minimize

Minimize the fraction part from Step 3 by dividing the numerator and denominator by 3, which is the greatest common factor, to get the final answer. 51/12 as a Mixed Number is:

4  

   1  

   4  

Classify COB in the image above as either acute, obtuse, right, or straight angle.

Answers

Answer:

Number 2 obtuse

Step-by-step explanation:

Answer:

∠COB is obtuse angle

Explanation:

I attached an image showing how to tell the difference between an acute, obtuse, right, and straight angle.

We can clearly see, just by looking at the image. ∠COB is an obtuse angle

If f(x) = x2 − 81 and g(x) = x+9/x-9, find g(x) · f(x).

Answers

Answer:

f(x) = x² - 81 = ( x+ 9)(x - 9) Difference of two squares

g(x) = x+9/x-9

g(x) . f(x) = x + 9/ x - 9 × (x+9)(x - 9)

= ( x + 9)(x +9)

= ( x + 9)²

= x² + 18x + 81

Hope this helps.

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