Find the Surface Area of the cone.

(Round the answer to nearest tenth.)
( use π = 3.14 )

Thanks!
~

Find The Surface Area Of The Cone.(Round The Answer To Nearest Tenth.)( Use = 3.14 )Thanks!~

Answers

Answer 1

Answer:

[tex]\sf \huge{\boxed{\sf area = 653.1 cm^2}}[/tex]

Explanation:

[tex]\sf \boxed{\sf area \ of \ cone=\pi r^2 +\pi rl }[/tex]

Given:

radius: 8 mslant height: 18 m

using this formula:

[tex]\hookrightarrow \sf \pi r^2 + \pi rl[/tex]

[tex]\hookrightarrow \sf (3.14)(8)^2 +(3.14)(8)(18)[/tex]

[tex]\hookrightarrow \sf 653.1 cm^2[/tex]


Related Questions

What is the slope?
Simply your answer and write it as a proper fraction, improper fraction, or integer;
Submit
Work it out
Not feeling ready yet? These can help:

Answers

Answer:

6/7 is the answer to this problem

Step-by-step explanation:

The answer is 6/7

Is (4,10) a solution to this system of equations? y=2x+2 y=10x+1

Answers

Answer:

No

Step-by-step explanation:

To find out if (4,10) is a solution to the system, we plug in the values of x and y into each equation.

1:

[tex]10=2(4)+2[/tex] [tex]10=8+2[/tex] [tex]10=10[/tex]  

2:

[tex]10=10(4)+1[/tex] [tex]10=40+1[/tex] [tex]10\neq 41[/tex]

As you can see, (4,10) only satisfies ONE equation, not both. Therefore, the answer is no, it's not a solution.

What is the surface area of this triangular pyramid? 7 in 4 in 4 in 4 in 3.5 in​

Answers

Answer:

37 yd²

Step-by-step explanation:

The computation of the surface area of this triangular pyramid is shown below:

The surface area of this triangular pyramid  is

But before that

Lateral area = 3(1 ÷ 2) × base × height

= (3 ÷ 2)(4 yd)(5 yd)

= 30 yd²

Now

base area = 1 ÷ 2 × base × height

= 1 ÷ 2(4 yd)(3.5 yd)

= 7 yd²

Now the total surface area is  

surface area = lateral area + base area

= 30 yd² + 7 yd²

= 37 yd²

Answer:

88 inches squared

Please help i need this soon

Answers

Answer

180mm2

Step-by-step explanation:

Area of ceb=(15*6)/2=45

Area of aecd=15*9=135

Adding both

Area of shaded =45+135=180

A = 9 mm^2

No explanation needed

b) Find the value of W.
find the value of w
4 cm
3 cm
12 cm
A
B
3 cm
wcm
9 cm
Not drawn accurately

Answers

Step-by-step explanation:

Given : AD=4 cm,DB=(x−4) cm,AE=8 cm and EC=(3x−19) cm.  

To Find : x

We know that, by BPT(Basic proportionality theorem)

DBAD=ECAE 

 

(x−4)4=(3x−19)8

4(3x−19)=8(x−4) 

12x−76=8x−32

 

Solving, we get x=11 cm 

1/4 as a decimal and percentage

Answers

Answer:

0.25 as decimal and 25%

Step-by-step explanation:

30 out of 32 is what percent?

Answers

Answer:

about 93%

Step-by-step explanation:

If you want to find the answer for yourself simply divide 30 by 32.

Hope that helps!

Answer:

93.75

Step-by-step explanation:

divide 30 by 32 to get 93.75%

Have an amazing day!

PLEASE RATE!

Seventy-five percent of the apple pies were sold on Tuesday, and the remainder were thrown out. If 12 apple ples were sold Tuesday, then how many were thrown out?​

Answers

Answer:

4 pies

Step-by-step explanation:

Hello!

We know that 12 apple pies are 75 percent of the total apple pies.

Let x = # of pies total.

This means that 75% of x, or 0.75x is 12

Solve:

75% of x = 120.75x = 12x = 16

Now, 16 is the total number of pies. To find the number thrown out, we subtract 12.

16 - 12 = 4

4 pies were thrown out

Solution:

Let "a" represent total apple pies.

Note that:

75% x a = 12 apples pies

Simplify the LHS:

75a/100 = 12 apple pies

Use cross multiplication:

75a = 12 x 100=> 75a = 1200

Divide 75 both sides:

=> 75a/75 = 1200/75=> a = 16

If there were 16 apples and 12 were sold, 4 apple pies were thrown out.

The equation 8m+3=75 models how many months, m, it takes a tree to reach a height of 75 inches after being potted. If the tree grows the same number of inches each month, how many months does it take the tree to reach a height of 75 inches?

pls help
72 months

25 months

9 months

8 months

Answers

The equation computed simply shows that the number of months will be C. 9 months.

How to solve the equation

From the information given, the equation 8m+3=75 models how many months, m, it takes a tree to reach a height of 75 inches after being potted.

Therefore, the number of months will be calculated thus:

8m + 3 = 75

8m = 75 - 3

8m = 72

m = 72/8

m = 9

The correct option is 9 months.

Learn more about equations on:

https://brainly.com/question/1214333

Which of the following scatterplots would have a trend line with a positive slope?

Answers

Answer:

the top left one

Step-by-step explanation:

The correct answer is the top left graph because in order for the slope to be positive the dots must be able to for a line going up from the origin point :)

He collected a total of 225 . If ​68% of the stamps he collected were​ foreign, how many other stamps did he​ collect?

Answers

Answer:

72 stamps

Step-by-step explanation:

First, we're looking to find the number of stamps that AREN'T foreign, so we have to subtract 68% from 100%.

100% - 68% 32%

Now, we know that 32% of the stamps are NOT foreign. So, next, we:

Multiply 32 by 225.Divide the product of 32 and 225 by 100[tex]32*225[/tex] [tex]7200[/tex] [tex]7200/100[/tex] [tex]72[/tex]

Therefore, the answer is 72 stamps.

What is the answer??????

Answers

the answer is 1/3 because you need to multiply 3x1+2=5/3 than do 3x2+1=6/3 and than you subtract 6/3 from 5/3 and you get 1/3

Answer:

[tex]\frac{-2}{3}[/tex]

Step-by-step explanation:

First, change the mixed numbers to improper fractions to make the solving process easier.

1 2/3 = 5/3

2 1/3 = 7/3

Now, subtract.

5/3 - 7/3 = -2/3

Answer: -2/3

hope this helps!! p.s. i really need brainliest :)

Select all pairs of vertical angles.

Angles 1 and 3, Angles 3 and 4, Angles 2 and 3, Angles 1 and 2, Angles 1 and 4, Angles 2 and 4

Answers

Answer:

Step-by-step explanation:

Olive oil is a cooking ingredient. The density of olive oil is 0.92 grams per cubic centimeter. An olive farmer wants to sell bottles that contain 460 grams of oil. What is the volume of the smallest container that holds 460 grams of oil?

Answers

Answer:

423

Step-by-step explanation:

Determine the number and types of roots.
2.2 – 3.0 – 10 = 0

Answers

Answer:

0+3.16 i / imaginary

..

..

..

..

..

...

What is the area of this polygon?????? Pls

Answers

Answer:

39

Step-by-step explanation:

Draw a line from V to R. That gives you a triangle MVR

The height of the triangle = 3

The base of the triangle = 6

Area Triangle =                           1/2 * 3 * 6 =   9

The figure left over is a rectangle

Area = VR * VE

VR = 6

VE = 5

Area = 6*5 =                                                  30

Total area =                                                   39

Answer:

We can split this figure into two shapes;

A triangle, and a rectangle.

If we split the figure from 'V' to 'R', it will formulate the two shapes I mentioned.

First, we must know the formula for the area of a triangle -

A = BH x 1/2

Where B represents the base, and H serves as the height.

For the triangle, the height is 3, and the base is 6.

So we plug in these values into our formula:

A = BH

A = 6(3) x 1/2

A = 18 x 1/2

A = 18/2

A = 9

Now the formula for the area of a rectangle:

A = LW

Where L displays as the length, and W illustrates the width.

Our width of the following rectangle is 6, while our length is 5.

Plug in our values into the formula:

A = LW

A = 5(6)

A = 30

Now, we add our areas;

9 + 30 = 39 square units, is our answer.

a rectangular room has an area of 24 square yards the length of the yard is 6 yards what is the width.

Answers

Answer:

w=4yd

Step-by-step explanation:

Solve the following problems
-10+2 ⅓÷¾​

Answers

[tex] - 10 + 2 \frac{1}{3} \div \frac{3}{4} = [/tex]

[tex] - 10 + \frac{7}{3} \div \frac{3}{4} = [/tex]

[tex] - 10 + \frac{7}{3} \times \frac{4}{3} = [/tex]

[tex] - 10 + \frac{7 \times 4}{3 \times 3} = [/tex]

[tex] - 10 + \frac{28}{9} = [/tex]

[tex] \frac{ - 10}{ 1} + \frac{28}{9} = [/tex]

[tex] \frac{ - 90}{9} + \frac{28}{9} = [/tex]

[tex] \frac{ - 90 + 28}{9} = [/tex]

[tex] \frac{ - 90 - ( - 28)}{9} = [/tex]

[tex] \frac{ - (90 - 28)}{9} = [/tex]

[tex] \frac{ - 6 2}{9} = [/tex]

[tex] - 6 \frac{8}{9} [/tex]

Answer: -62/9

Step-by-step explanation:

Make a number line and mark the points that represent the following values of x -1

Answers

The marks on the number line are used to represent the points on the number line

The point on the given diagram is on the point x = -1

How to determine the point

The value of x is given as:

x = -1

The above equation means that, the value of x is on the -1 point of x

This in other words means that, the position of x is 1 point to the left of 0

From the diagram, the point is already on the point x = -1

Read more about number lines at:

https://brainly.com/question/10851163

Answer:

-1 and 1 if you are using absolute value

Step-by-step explanation:

Manuela can type about 150 words in 4 minutes at this rate, about how long will she take to type 2000 words
Answers:
10 minutes
75 minutes
50 minutes
750 minutes ​

Answers

Answer:

How long does a 750 word essay tak

How long is a 6 minute speec

What does 1500 words look lik

How many minutes does it take to say 800 word

How long is a script for a 90 minute movi

How long should a 3 minute script b

How many words is a 5 minute scrip

How many pages is 750 word

How long of a paper is a 5 minute speec

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m + s = 26
3m + 8s = 123

Answers

Answer:

M=17

S=9

Step-by-step explanation:

m = 17 and s = 9

Refer to the attachment for full solution . The main key here is to multiply first equation by 3 so that in both equations the coefficient of m will be same so that we can eliminate 3m and then we will solve for s and then putting value of s in any of the equation , so we can get m

Note :- You can multiply the 1st equation by 8 too for making coefficient of s same and then solving for m and then solving for s

Find the area of the following shapes.

Answers

Answer:168.75 squared

Step-by-step explanation: we know that the whole of the rectangle ( including the outline) is 225 cm squared

so half of this is 225 divide by 2 and that is 112.5

but we also have a right-angled triangle that is half the half rectangle so we do 112.5 divide by 2 and that is 56.25

to finish it off we ad 56.25 with 112.5 and that is 168.75

Answer:

180mm²

Step-by-step explanation:

Area of rectangle = 15mm x 9mm

                             = 135mm²

EF = 15mm - 9mm = 6mm

Area of triangle = [tex]\frac{1}{2}[/tex] x 6mm x 15mm

                          = 45mm²

Total area = 135mm² + 45mm²

                 =180mm²      

               

Find the surface area of the prism ​

Answers

Answer:

136 [tex]m^{2}[/tex]

Step-by-step explanation:

Well if you find the lateral area (the area of the rectangles on the sides) to get 112, so you just need to add that to the triangles and for those (they add up to 36) you can just use the formula for the area of a triangle,  which is [tex]b*h/2[/tex].

Hope this helps :)

find the distance between (-6,-10)and (-2,-10)

Answers

Answer:

4 units

Step-by-step explanation:

the composite numbers smaller than 18​

Answers

Hello.

A composite number has more than 2 factors; it's divisible by 1, itself, and something else.

Let's find the composite numbers smaller than 18.

The composite numbers are

4, 6, 8, 9, 10, 12, 14, 15, 16.

I hope it helps.

Have a nice day.

[tex]\boxed{imperturbability}[/tex]

Please Help!!!! The screenshot is down below!!!

Answers

Answer:

2

Step-by-step explanation:

if I counted right there are 23 data points in this set 2 's are in the center

the answer is 2 for his reason^^^

Please answer fast brainliest.


A bank charges a service fee of $8.75 per month for a bank account. Sarah’s bank account bas $75.00. How much is she charged after 7 months and how much money is left in her account? Show your work.

Answers

Answer: Fast

Just k1dding, in terms of setting up an equation for it, we know that 8.75 is the slope coefficient with months and 75 is the intercept.
So basically amount charged = monthly service fee(# months) + bank account base
Or with numbers
Amount charged = 8.75(num months) + 75.00
Now plug in 7 months
8.75(7)+75.00 = 61.25+75.00= $131.25.

When x=4 and Y=7, find the value of
5x-2y​

Answers

the answer is 6.
5(4) -2(7)
20-14=6

Answer:

6

Step-by-step explanation:

plug in x and y in to the equation

5(4)-2(7)

20-14=

6

PLEASE HELP! What is the approximate area of the shaded region? use 3.14 for Pi

Answers

Answer:

A. 16.86 square inches

Step-by-step explanation:

Area of Circle = [tex]\pi r^2[/tex], where r = radius.

Area of Rectangle = [tex]l * w[/tex], where l = length and w = width.

We are given the radius of the circle as 1, and we use π as 3.14

[tex]3.14*1^2[/tex] [tex]3.14*1[/tex] [tex]3.14[/tex]

Next, we find the area of the rectangle.

[tex]5*4[/tex] [tex]20[/tex]

Lastly, we subtract 3.14 from 20.

[tex]16.86[/tex]

Therefore, the answer is A. 16.86 square inches.

Answer:

16.86

Step-by-step explanation:

The circle area =3.14*1=3.14

The area of the square- the circle=shaded area.

=20-3.14=16.86

2/6 of Ryan's socks are blue, 2/6 are green, and the rest are white. What fraction of Ryan's socks are white?

Answers

Answer: 2/6.

Step-by-step explanation:
6/6 - 2/6 - 2/6 = 2/6

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