Identify the lateral area and surface area of a right cone with radius 6 cm and slant height 13 cm.

Answers

Answer 1

Answer:

The lateral surface area is about = 269.747749 m squared

The surface area is about  = 382.787749 m squared

Step-by-step explanation:

Answer 2

Answer:

L = 245 cm2 ; S = 358.1 cm2

Step-by-step explanation:

The lateral area of a right cone with radius r and slant height l is L=πrl.

The figure shows a right cone.

Apply the formula for the lateral area of a right cone L=πrl.

Substitute the known values for the radius r=6 cm and the slant height l=13 cm.

L=π(6)(13)=78π

Use a calculator to approximate. Round your answer to the nearest whole number.

L≈245

The lateral area of the cone is 245 cm2.

The surface area of a right cone with lateral area L and base area B is S=L+B, or S=πrl+πr2.

Substitute the given value for the radius r=6 cm into the formula for the area of a circle, B=πr2.

B=π(6)2=36π

Therefore, the base area is 36π cm2.

To calculate the surface area of the cone, substitute the known values into formula for surface area.

S=78π+36π=114π

Use a calculator to approximate. Round your answer to the nearest tenth.

S≈358.1

Therefore, the surface area of the cone is about 358.1 cm2.


Related Questions

How far is the Earth away from the Sun? Question 4 options: 1 AU (astronomical unit) 1 light year 10 AU 10 light years

Answers

Answer: The answer to your question is 1.

Answer:

1 AU

Step-by-step explanation:

I searched on the web.

It takes 8 light-years, so options 2 & 4 are out.

The internet says 1 AU so that is the answer.

Good Luck!

PLEASE HELP ME !!

If you put $375 into a savings account that pays 6% interest compounded monthly, how much money would you have in your account after 3 years?


How much did you earn in interest?

Answers

Answer:

$448.76

$73.76

Step-by-step explanation:

We are to calculate the future value with monthly compounding

The formula for calculating future value:

FV = P (1 + r/m)^mn

FV = Future value  

P = Present value  

R = interest rate

m = number of compounding

N = number of years  

$375 x ( 1 + 0.06/12)^12 x 3

$375 x (1.005)^36 = $448.76

Interest earned = future value - amount saved

$448.76 -  $375  = $73.76

Find the distance between the points (1,3) and (3,4)

Answers

Answer:

[tex]\sqrt{} 5[/tex]

Step-by-step explanation:

Answer:

Square root of five

Step-by-step explanation:

What y’all think helps guysss!!!:((((

Answers

Answer:

pretty sure it's a yes

Step-by-step explanation:

Did it on khan a few months ago

sorry if I made it wrong, my memory isn't too well right now

Answer:

Yes.

Step-by-step explanation: Figure B is just a larger scale of figure A.

pythagorean theorem ​

Answers

Pythagorean Theorem

Step-by-step explanation:

a squared time b squared plus c squared I think

Answer:

3ft

Step-by-step explanation:

c^2 = a^2 + b^2 so, we have c = 5ft, and  lets call this one a = 4ft

so: x^2 = 5^2 - 4^2 => x = sqrt(25 - 16) => x = 3ft

PLEASE HELP!!!!

Quadrilateral ABCD is similar to quadrilateral EFGH. What is the value for x, the length
of side CD?
A-10
B-16
C-14
D-18

Answers

X=12*(21/14)=18 // you can find the ratio of the according sides.
-》D

Answer:

D 18

Step-by-step explanation:

Edwin buys a painting of the beach online for $23. If shipping and handling are an additional 30% of the price, how much shipping and handling will Edwin pay?​

Answers

Answer:

$6.90

Step-by-step explanation:

23/100 X 30 = $6.90

It takes Diego 1/24of an hour to complete a lap on a circular bike track. The track is 1/3 of a mile long. What is Diego's bike speed in miles per hour?

Answers

Answer:

Step-by-step explanatio

1mile = 5280 feet

607,200 / 5280 = 115

607,200 feet per hour = 115 miles per hourn

Find m angle ADB !!!!!

Answers

Answer:

[tex]<ADB=9[/tex]×[tex]5+4[/tex][tex]=49[/tex]

Step-by-step explanation:

[tex]<(13x-16)=<(9n+4)\\\\13x-9x=4+16\\\\4x=20\\\\x=\frac{20}{4} \\\\x=5\\\\<ADB=9*5+4=49[/tex]

hope it helps....

Please help with this :)

Answers

Answer:

15 -2

Step-by-step explanation:

Use substitution to determine if O is a solution of 5x = 5.


HELP!

Answers

Answer:

x=1

Step-by-step explanation:

5x1=5

The substitution would be X=1

Write the equation of the line that passes through the points (-1, -2) and (5, -4).

Answers

Answer:

y = -1/3x - 7/3

Step-by-step explanation:

To find the slope, you have to plug the values into the slope formula.

y2 - y1/ x2 - x1

-4 - (-2) / 5 - (-1)

-1/3

Now to find the y-intercept, plug in one of the coordinates into the equation.

y = -1/3x + b

-2 = -1/3(-1) +b

-2 = 1/3 + b

-7/3 = b

The equation is y = -1/3x - 7/3.  

The Solution is Y = - ( 1 / 3 )X - 7 / 3 where points are ( 5 , - 4) and ( - 1 , - 2) that passes through a straight line. Y = MX + C is the Formula for Straight line equation.

As per given problem, M is Slope

M = (Y2 - Y1) / (X2 - X1)

M = (- 4 - (- 2)) / ( 5 - (- 1))

M = - (1 / 3)

Now, Line becomes

- 2 = - ( 1 / 3) x (- 1)+ C

- 2 = 1 / 3 + C

C = - (7 / 3)

So, Solution:  Y = - (1 / 3)X - (7 / 3)

To know more about Straight Line Problems, refer to the below link

brainly.com/question/1617520

Sarah needs a PVC pipe with a diameter of 10 inches and a heigh of 2 inches, how much

material is needed to make 5 pipes?

Answers

Answer:

314.2in^2

Step-by-step explanation:

GIven data

diameter= 10in

radius= 5in

Height= 2in

The expression for the curved surface area (CSA) of a cylinder is given as

CSA=2πrh

CSA=2*3.142*5*2

CSA=62.84 in^2

The material needed to make one pipe is 62.84in^2

Hence the material need for 5 pipes is

=62.84*5

=314.2in^2

(5 x 10^2)^−2
i dont get it

Answers

Answer:-250,000

Step-by-step explanation:

which are the complementary angles?

Answers

Answer:

Two angles are called complementary when their measures add to 90 degrees. Two angles are called supplementary when their measures add up to 180 degrees.

Step-by-step explanation:

please amrk this answer as brainliest

The two triangles are similar. Find the unknown variables.

Answers

Answer:

Y= 57°

Q at both of them 33° each.

57 +90=147

180-147=33

Simplify the following expression:

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

Answers

Answer:

-x

Step-by-step explanation:

QUESTION IN JPG CAN YOU ANSWER A B AND C

Answers

Answer: 8:10, 7:54, 26 minutes

Step-by-step explanation:

a) Go to the row labeled Church Street, start in the column with time 7:59, read down until you get to the row labeled Bus Station.

b) Go to the High Street row. The latest arrival time that is still before 8:30 is 8:10. Starting in the column with 8:10, read UP to the Hope Street row. The bus leaves there at 7:54

c) Pick any column in the row for School Road. In that column, read down to the Bus Station row. The difference between the two times is 26 minutes no matter which column is selected.

Write the exact value of the side length of a square whose are in square units are given. For example, use sqrt(9) to represent the square root of 9. Areas: 36 37 100/9 2/5 0.0001 0.11

Answers

Answer:

a.) Side length of the square is 6 units.

b.) Side length of the square is sqrt(37) units.

c.) Side length of the square is 10/3 units.

d.) Side length of the square is sqrt(2/5) units.

e.) Side length of the square is 0.01 units.

f.) Side length of the square is sqrt(11)/10 units.

Step-by-step explanation:

To find - Write the exact value of the side length of a square whose are in square units are given

a) 36

b) 37

c) 100/9

d) 2/5

e) 0.0001

f) 0.11

Proof -

We know that ,

If a is the side length of the square then,

Area of square = a²

Now,

a) 36

⇒a² = 36

⇒a² = (6)²

⇒a = 6

∴ we get

Side length of the square is 6 units.

b.) 37

⇒a² = 37

⇒a² = [sqrt(37)]²

⇒a = sqrt(37)

∴ we get

Side length of the square is sqrt(37) units.

c.)100/9

⇒a² = 100/9

⇒a² = [10/3]²

⇒a = 10/3

∴ we get

Side length of the square is 10/3 units.

d.)2/5

⇒a² = 2/5

⇒a² = [sqrt(2/5)]²

⇒a = sqrt(2/5)

∴ we get

Side length of the square is sqrt(2/5) units.

e.)0.0001

⇒a² = 0.0001

⇒a² = [0.01]²

⇒a = 0.01

∴ we get

Side length of the square is 0.01 units.

f.)0.11

⇒a² = 0.11

⇒a² = [sqrt(11)/10]²

⇒a = sqrt(11)/10

∴ we get

Side length of the square is sqrt(11)/10 units.

We get the value of the,

a.) Side length of the square is 6 units.

b.) Side length of the square is sqrt(37) units.

c.) Side length of the square is 10/3 units.

d.) Side length of the square is sqrt(2/5) units.

e.) Side length of the square is 0.01 units.

f.) Side length of the square is sqrt(11)/10 units.

We have to find the exact value of the side length of a square whose are in square units are given

a) 36

b) 37

c) 100/9

d) 2/5

e) 0.0001

f) 0.11

We have given that,sqrt(9) to represent the square root of 9.

We know that ,

If a is the side length of the square then,

what area of the square?

Area of square = a²

For option a) 36

⇒a² = 36

⇒a² = (6)²

⇒a = 6

∴ we get side length of the square is 6 units.

For the option b is  37.

⇒a² = 37

⇒[tex]a^2 = \sqrt{37} ^2[/tex]

⇒[tex]a = sqrt(37)[/tex]

∴ we get side length of the square is  [tex]\sqrt(37)[/tex]  units.

c.)100/9

⇒[tex]a^2 = 100/9[/tex]

⇒[tex]a^2= [10/3]^2[/tex]

⇒[tex]a = 10/3[/tex]

∴ we get side length of the square is 10/3 units.

for the option d.)2/5

[tex]a^2= 2/5[/tex]

[tex]a^2 = [\sqrt(2/5)]^2[/tex]

⇒[tex]a = \sqrt(2/5)[/tex]

∴ we get side length of the square is [tex]\sqrt(2/5)[/tex]units.

for the option e.)0.0001

[tex]a^2 = 0.0001[/tex]

[tex]a^2 = [0.01]^2[/tex]

[tex]a = 0.01[/tex]

∴ we get side length of the square is 0.01 units.

For option f.)0.11

⇒[tex]a^2 = 0.11[/tex]

⇒[tex]a^2= [\sqrt(11)/10]^2[/tex]

[tex]a = \sqrt(11)/10[/tex]

∴ we get side length of the square is[tex]\sqrt(11)/10[/tex] units.

Therefore we get,we get the value of the,

a.) Side length of the square is 6 units.

b.) Side length of the square is sqrt(37) units.

c.) Side length of the square is 10/3 units.

d.) Side length of the square is sqrt(2/5) units.

e.) Side length of the square is 0.01 units.

f.) Side length of the square is sqrt(11)/10 units.

To learn more about  the area visit:

https://brainly.com/question/25292087

The equation of the line A is 3x+2y=10.line B is parallel to line A and passes through the points (4,6).find the equation of the line B.​

Answers

Answer: [tex]y=-\frac{3}{2}x+12[/tex]

Step-by-step explanation:

To find the equation of line B, we need to find the slope first, then the y-intercept. We first want to convert line A into slope-intercept form, so we can find the slope.

[tex]3x+2y=10[/tex]            [subtract both sides by 3x]

[tex]2y=10-3x[/tex]            [divide both sides by 2]

[tex]y=5-\frac{3}{2}x[/tex]

With the slope-intercept form of line A, we can see that the slope is [tex]-\frac{3}{2}[/tex]. We take the slope and the given point (4,6) to find the y-intercept of line B.

[tex]y=-\frac{3}{2}x+b[/tex]            [plug in (4,6)]

[tex]6=-\frac{3}{2}(4)+b[/tex]         [multiply]

[tex]6=-6+b[/tex]              [add both sides by 6]

[tex]b=12[/tex]

With the y-intercept, we know the equation for line B is [tex]y=-\frac{3}{2}x+12[/tex].

PLEASE HELP!!! I REALLY NEED IT!!!

So, this is kind of random, but can someone give, like, a step-by-step explanation of how to do this equation?
(22+(-6/20)) * (214-10(-6/20)) - (284.75)=4424.15


Thank you so much, I just... I cannot will myself to figure out this problem today. Love youuu!

Answers

Step-by-step explanation:

(22 + (-6/20) × (214 - 10 ( -6/20)) - (284.75)

(22 - 6/20) × (214 + 60/20) - (284.75)

(22 - 0.3) × (214 + 3) - (284.75)

(21.7 × 217) - 284.75

4708.9 - 284.75

= 4424.15

Find the volume of a pyramid with a square base, where the side length of the base is 4.7\text{ in}4.7 in and the height of the pyramid is 4.5\text{ in}4.5 in. Round your answer to the nearest tenth of a cubic inch.

Answers

Answer:

33.1in³

Step-by-step explanation:

Volume of the square based pyramid = BH/3

B is the base area

H is the height

Base area = L²

Base area = 4.7²

Base area = 22.09 square inches

Height = 4.5in

Get the volume

Volume of the pyramid = 22.09*4.5/3

Volume of the pyramid = 22.09 * 1.5

Volume of the pyramid = 33.135in³

Hence the volume of the square based pyramid to the nearest tenth of a cubic inch is 33.1in³

certain plant grows 1 3 4 inches every week. How long will it take the plant to grow 6 1 4 ​inches? How long will it take the plant to grow 6 1 4 ​inches?

Answers

Answer:

it will take around 4.5 weeks

Step-by-step explanation:

614 divided by 134 will give you 4.582

Answer:

4.6 weeks

Step-by-step explanation:

In the question, it stated that the plant grows at the rate of 134 inches per week. And we can get the proportion:

[tex]\frac{1 week}{134 inches}[/tex]

Now, if you want to get the number of weeks it takes to grow 614 inches, set up the proportion

[tex]\frac{x }{614 inches}[/tex]

with x representing the number of weeks we are trying to find.

Since the two fractions are proprtional - we assume that the plant will always grow at the same rate, then we can state:

[tex]\frac{x }{614 inches}[/tex] = [tex]\frac{1 week}{134 inches}[/tex]

Now, cross multiply and simplify:

134x = 614

x = 614/134

x = 4.6 (Weeks)

Manuel borrowed $1,500 from his bank and signed a
contract to make monthly payments for two years at 4%
interest compounded annually. How much total interest
will Manuel pay on this loan?

Answers

Answer:

The total interest to pay back on the loan is $122.40

Step-by-step explanation:

Here. we want to get the amount of interest on the loan

We are going to use the compound interest formula here

A = P(1 + r/n)^nt

where A is the amount to be paid back

P is the amount borrowed called the principal which is $1,500

r is the interest rate which is 4% annually

This is same as 4/100 = 0.04

n is the number of times the interest will be compounded per year ; annually means yearly and so for this case, n = 1

t is the number of years = 2

So we have;

A = 1500(1 + 0.04/1)^(2)(1)

A = 1500(1.04)^(2)

A =$ 1,622.40

So the amount of interest is the difference between the amount borrowed and the value to pay back

That will be;

$1,622.40 - $1,500

= $122.40

Which equation is equivalent to 2 1/4+2/4=2 3/4?

Answers

Answer:

11/4

Step-by-step explanation:

What is the intersection (x, y) of the two lines generated by the 2 equations:
y= x+3
y=-x +7

Answers

Answer:

x=2

y=5

Step-by-step explanation:

y= x+3...(1)

y= -x+7...(2)

(1) + (2):

y+y= (x+3) + (-x+7)

2y= (x-x) + (3+7)

2y= 10

y= 5

By substituting y=5 into (1),

we have

5= x+3

x+3=5

x= 5-3

x= 2

Write the absolute value equations in the form |x−b|=c (where b is a number and c can be either number or (an expression) that have the following solution sets:

Two Solutions: x=2, x=14

Answers

Answer:

|x − 8| = 6

Step-by-step explanation:

|x − b| = c1. x - b = c ⇒ x = b + c2. x - b = -c ⇒ x = b - c

We have solution:

b + c = 14b - c = 2

Add up these two equations:

2b = 16b = 8

Find c:

c = 8 - 2 = 6

The original equation is:

|x − 8| = 6

Write an equation of the line below.

Answers

Answer:

y = 4x-2

Step-by-step explanation:

y = mx+b

y = 4x+b

y = 4x-2

Sandra has a 1/3 chance of making the team. What is the probability that Sandra will not make the team?

please help!​

Answers

Answer:

2/3  is the probability that Sandra will not make the team.

Hope it helps!!!

Answer:

2/3

Step-by-step explanation:

If something will happen with 100% certainty, then the probability is 1 or 100%.

If she has a 1/3 chance of making the team, the the chance of not making the team is 1 - 1/3 which equals 2/3.

Answer: 2/3

A bank teller had 125 Bills in $10 and $20 bills to start the day. If the total in her register was $1650, how many of each bill did the teller start off with ?

Answers

Answer:

40 twenties and 85 tens

Step-by-step explanation:

10x+20y=1650

10x+10y=1250

10y=400

y=40

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