Mathematics College

Find the lateral area of this cone.
Leave your answer in terms of pie.
12cm
5cm
LA = [ ? ]pie cm2
Hint: Lateral Area of a Cone = tre
Where l = slant height
Enter

Find The Lateral Area Of This Cone.Leave Your Answer In Terms Of Pie. 12cm5cmLA = [ ? ]pie Cm2Hint: Lateral

Answers

Answer 1

Answer:

65π

Step-by-step explanation:

Slant height, l = √r² + h²

l = √5² + 12²

l = √25 + 144

l = √169

l = 13

Lateral area = πrl

Lateral area = π5*13

Lateral area = 65π

Related Questions

The sum of two numbers is 32. One number is 10 more than the other. Find the numbers

Answers

Answer:

12 and 10

Step-by-step explanation:

Answer:

11 and 21

Step-by-step explanation:

Let the first number equal x. If the first number, the second number is ten more, and can represented as x + 10. Now, the sum is 32, so we can add the two numbers to get 32:

x + x + 10 = 32

2x + 10 = 32

2x = 22

x = 11

If the first number 11, the second number is 10 more, and therefore is 21.

find the value of using property of 3295×999+3295 Solution​

Answers

Answer:

3295000

Step-by-step explanation:

3295×999+3295

3295 * 999 = 3291705

3295×999+3295

3295 * 999 + 3295

3291705 + 3295 = 3295000


Jffkdjdjdjdkskkskskskskakskkdkdkskdk

Answers

Answer:

the anser is d

Step-by-step explanation:

Answer:

b) 7x² - 12x√14 + 72

Step-by-step explanation:

Let's solve the problem,

→ (x√7 - 3√8)(x√7 - 3√8)

→ (x√7 - 3√8)²

→ 7x² - 12x√14 + 72

Hence, option (b) is correct.

A window in the shape of a rectangle as shown below has a width of 2X +1 and the length of X squared minus 5X -7

Answers

Answer;

14x-12

Explanation:

Since we are not asked what to fine, we can find the perimeter of the rectangle

Perimeter = 2(L+W)

Perimeter = 2(2x+1+5x-7)

Perimeter = 2(7x - 6)

Perimeter = 14x - 12

Hence the perimeter of the rectangle is 14x-12

24-67-88+77-77+78-55+888


​

Answers

Answer:

780

Step-by-step explanation:

24 - 67 = - 43

- 43 - 88 = - 131

- 131 + 77 - 77 = - 131

- 131 + 78 = - 53

- 53 - 55 = - 108

- 108 + 888 = 780

20. If x=2a+3b and y = 20-3b, find (x+y)(x-y).​

Answers

Answer:

i think 38

Step-by-step explanation:

Which of the following is equivalent to 24/80

Answers

Answer:

0.3

Step-by-step explanation:

Just divide : 24/80 = 0.3

Use the integers that are closest to the number in the middle. √32

Answers

Answer:

4√2

Step-by-step explanation:

√32 = √(16 * 2) = 4√2

Amplitude and Period

Determine the amplitude of the function y = sin x from the graph shown below:

a. 2
b. 1
c. 3
d. 4

Please select the best answer from the choices provided

Answers

Answer:

A. 2

Step-by-step explanation:

I calculated it logically

which expression represents the value of pi?

Answers

G =3.14 and pi= 3.14 so the answer is g

6x + 11y = -3
4x + y = 17
what is the y coordinate?

Answers

Answer: Y = -3 and for x = 5

Step-by-step explanation:

You would get this because when you multiply 6 by 5 you get 30 then you multiply 11 by -3 and you get -33 then you add both and -3 then that’s how you find for the value y and can please mark brainly if you do thx and have a good day

Which choice is equivalent to the fraction below? Hint: Rationalize the
denominator and simplify.

Answers

Answer:

Option D. 4√2

Step-by-step explanation:

8/√2

The above expression can be simplified as follow:

8/√2

Rationalise the denominator i.e multiply the numerator and the demoninator by √2. This is illustrated below:

8/√2 × (√2/√2)

8 × √2 / √2 × √2

8√2 / 2

4√2

Thus, option D gives the correct answer to the question.

The point (8, 7) is reflected over the x-axis. What quadrant is the new point located in? A. Quadrant I
B.Quadrant II
C.Quadrant III
D.Quadrant IV

Answers

Answer:

.quadrant 4 is the new point locatef

It would be D, quadrant IV.

2+3
For what value of a does
9
(3)"
?
-
73
3
1

Answers

Answer:

3

Step-by-step explanation:

3 × 3 = 9

( 3 + 3 + 3 = 9 )

______________________________________

What is the surface area of the cylinder with height 7 ft and radius 3 ft? Round your answer to the nearest thousandth.​

Answers

area = 2 π r 2 + 2 π r h
where:
π is Pi, approximately 3.142
r is the radius of the cylinder
h height of the cylinder

Please answer number 7 I’ll give brainliest thanks!

Answers

You’ve got the answer correct! Add em all up then divide by four, because that is the number of data recorded, and you get 12. 1/12 is the answer!

Please mark brainliest so that I may level up :)

can someone help me find x

Answers

Answer:

x = 5

Step-by-step explanation:

Since this shape is a quadrilateral, the sum of the interior angles is 360.

Equation:

81 + 20x - 16 + 15x + 30 + 16x + 10 = 360

51x + 105 = 360

51x = 360 - 105

51x = 255

x = 5

Find x. Round your answer to the nearest tenth of a degree.
A
27
18
to
B
С
x = _(blank)

Answers

I think it 32.44 try that am

help me! the answer is not unit

Answers

b. the correct t answe js B

give 5 each examples of acute angle
and obtuse angle​

Answers

Answer:

acute (<90°): 2° 35° 47° 78° 89.5°

obtuse (>90°): 91° 180° 290° 110° 359°

Need help!!!!!!!!!!!! Struggling

Answers

A = 28.26 sq yds

Step-by-step explanation:

diameter (D) = 6 yds

radius (r) = D/2 = 3 yds

A = πr^2

= (3.14)(3 yds)^2

= 28.26 sq. yds

Gavin and his friends want to share 1/3 of a cake equally. Gavin says that each friends will get 1/9 of the cake. Use the drop-down menus to explain whether or not Gavin is correct.

Answers

Answer:

Step-by-step explanation:

I put incorrect

Second box is 4

And third box is 4

And fourth box is 1/12

Answer:

Gavin is correct

Step-by-step explanation:

2 box is 3

3 box is 1/3

So the answer is 1/9

Which equation has a graph that lies entirely above the x-axis?

Answers

This awnser is 309 and has 11.22 as the fraction

Answer: c

Step-by-step explanation:

y=(x-7)^2+7

Find the solution to the system of equations y=1/2x +1, y= -x-2

Answers

(-2,0)
-x-2=1/2x-2
-1.5x-2=1
-1.5x=3
X=-2
(-2,0)

Answer:

answer is (1,0)

Step-by-step explanation:

Nicholas performs an experiment in which he pulls a marble from a bag. In his experiment, he finds that he is twice as likely to pull a red marble as a blue marble. If Nicholas pulls 10 red marbles, how many blue marbles does he pull?

Answers

Answer:

Nicholas pulls 5 blue marbles from the bag.

Step-by-step explanation:

Since Nicholas performs an experiment in which he pulls a marble from a bag, and in his experiment, he finds that he is twice as likely to pull a red marble as a blue marble, to determine, if Nicholas pulls 10 red marbles, how many blue marbles does he pull, the following calculation must be performed:

10/2 = X

5 = X

Therefore, Nicholas pulls 5 blue marbles from the bag.

12 hrs 40 min + 10 hrs 30 min​

Answers

Answer:

23 hours and 10 minutes

speeeeeeeeeeeddddddddddddddddd (might give brainlest

Answers

Answer:

6

Step-by-step explanation:

6 times 6 is 36 and the formula for area is

lxw(Length times width)

Simplify (5m - 4)2 using the square of a binomial formula.

A) 5m2 - 20m - 4
B) 25m2 – 40m + 16
C) 25m2 + 40m + 16
D) 5m2 – 40m + 4

Answers

Answer:

[tex]25m^{2} -40m+16[/tex]

Step-by-step explanation:

Rewrite (5m−4)^2 as (5m−4)(5m−4).

Expand (5m−4)(5m−4) using the FOIL Method.

[tex]25m^{2} -40m+16[/tex]

Find The length of one leg of a right triangle if the length of the hypotenuse is 18 feet and the length of the other leg is 14 feet. Leave your answer as a simplified radical.

Answers

Answer:

a = 8√2

Step-by-step explanation:

a² + b² = c²

a² +14² = 18²

a² + 196 = 324

Subtract 196 from both side

a² = 128

Take the square root of both sides

a = √128

a = √(64 * 2)

a = 8√2

Please help me I would appreciate it a lot

Answers

Answer:

Juan can consume 2.22 calories per day

Step-by-step explanation:

[tex]68.820 \div 31 \: day \: month \: \\ \\ = 2.22[/tex]

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