Find the area of the sector in
terms of pi.
12
210°
Area
=
[?]
T

Find The Area Of The Sector Interms Of Pi.12210Area=[?]T

Answers

Answer 1
A sector= (θ/360º) × πr^2

A= 210/360 x π(12)^2
Answer 2

Answer:

84pi

Step-by-step explanation:

Sector Area = (pi x r^2 x *angle*)/ 360

(pi x 12^2 x 210)/ 360

= 84pi

= 263.893


Related Questions

It's a quartile question.

Answers

Answer:

D. 8

Step-by-step explanation:

the upper quartile = 8

Al realizar el producto: (x – 3) (x + 6) se obtiene:

Seleccione una:
a. x 2 – 3 x – 18
b. x 2 – 18
c. x 2 + 3 x – 18
d. x 2 – 3 x + 18

Answers

[tex]\longrightarrow{\green{c. \: {x}^{2} + 3x - 18 }}[/tex] 

[tex]\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\red{:}}}}}[/tex]

[tex](x - 3)(x + 6)[/tex]

➼ [tex] \: x(x + 6) - 3(x + 6)[/tex]

➼ [tex] \: {x}^{2} + 6x - 3x - 18[/tex]

➼ [tex] \: {x}^{2} +3x - 18[/tex]

[tex]\bold{ \green{ \star{ \orange{Mystique35}}}}⋆[/tex]

Vance used the associative property to find the equivalent expression of (4.5 m + StartFraction 7 Over 8 EndFraction) minus 9. His work is shown below.


(4.5 m + StartFraction 7 Over 8 EndFraction) minus 9


Did Vance apply the associative property correctly? Why or why not?
Yes, the terms with variables should be written first.
Yes, the terms can be regrouped and still be equivalent.
No, the order of the terms should have been changed.
No, the addition symbol was dropped in the second expression.

Answers

Answer:

C

Step-by-step explanation:

Answer:

C: Yes, the terms can be regrouped and still be equivalent.

Step-by-step explanation:

Most terms can be regrouped and still be equivalent.

Need help, please

Cyndi works in an office. She thinks that she spends 30 minutes in meeting for every 3 hours that she spends working at her desk. One week, she spends 3 hours and 15 minutes in meetings. Using Cyndi's timings above, work out how many hours she would have spent working at her desk?

Answers

Answer:

19.5 hrs

Step-by-step explanation:

30 minutes meeting for every 3 hours of work

10 minutes meeting for every 1 hour of work

15 minutes meeting of every 1 1/2 hour of work

3 hours meeting for every 18 hours of work

She spent 19 1/2 hours

Liz earns a salary of $2,300 per month, plus a commission of 3% of her sales. She wants to earn at least $2,500 this month. Enter an inequality to find amounts of sales that will meet her goal. Identify what your variable represents. Enter the commission rate as a decimal.

Answers

Answer:

she needs 200 more$

Step-by-step explanation:

PLEASE HELP ASAP - ILL GIVE BRAINLEST

ITS 2 PAGES BUT 4 QUESTIONS

30 points

Answers

Answer:

Step-by-step explanation:

Reflect A(-2,4), B(3,-5), C(2, 1) over the x-axis.

Answers

Answer:

When you reflect over the x axis, you change all the y values to their opposites (switch the sign)

Step-by-step explanation:

Reflecting on X-axis we get,
i.e P (x,y) P’(x,-y)

A(-2,4). A(-2,-4)
B(3,-5). B(3, 5)
C(2,1). C(2,-1)

Please help.............

Answers

Answer:

...........

2(x + 2) + 2x = 20

Answer:

x(x+2) = 20

Step-by-step explanation:

Perimeter Formulas of rectangle is: Perimeter = 2 × (a + b)

PLEASE HELP ME!

Diagram shows the distance time graph that represent Dendrick's journey Kl to vawang and David s journey from rawang to Kl. Both of them depart from the place at the same time

a) Calculate the length of time in minutes, David stop his car

b) If their journey starts at 9 am, what is the time david and dendrick

c) Calculate the speed in km h¯¹, of Dendrick when he meets David​

Answers

Answer:

1) 45 minutes

2) they meet in 20 minutes

3) (12-6)/(20/60)=18kmh

he perimeter of the figure is given. Find the length of the indicated side.

3x − 3
Perimeter = 14x + 2

The length of the indicated side is .

Answers

Answer:

who's he, is it me, cuz id call that a failed abortion

Answer:

I am also stuck

Step-by-step explanation:

help me please Which of the following graphs shows a negative linear relationship with a
correlation coefficient, r, relatively close to -1?
A
В.
C
D
A. Graph A.
B. Graph B
C. Graph C
D. Graph D

Answers

Answer:

B. Graph B

Step-by-step explanation:

The closer the data points are along the line of best fit, the closer the the correlation coefficient is to -1 or 1.

The data points in graph B are closer to each other along the line of best fits and the increase in variable x leads to a decrease in variable y, which signifies negative linear relationship.

Therefore, the correlation coefficient of graph B will most likely be close to -1.

Someone tell me the answers for this question please

Answers

Answer:

a=2

b=10.5

c=4

d=17.5

Step-by-step explanation:

so 3.5 miles per hour and the columns are miles and then hours

so an equation can be 3.5 (mi/hr) * t (time) = distance

so for a): 3.5*t=7

t=2

b) 3.5*3=distance

distance is 10.5

c) 3.5*t=14

t=4

d) 3.5*5=d

d= 17.5

The answer is B=10.5



In a class, there are 87 students
in the class, and 38 are boys. What is
the probability that a girl is selected
randomly to represent the class in a
debate?

Answers

Answer:

49/87 = .56 = 56%

Step-by-step explanation:

Answer:

56%

Step-by-step explanation:

I need points 3+4%34

Answers

Answer:

I do too :(

Step-by-step explanation:

Answer:

4.36

i dont really but uh yea

Cedarburg's zoo has two elephants. The male elephant weighs 3 3/4 tons and the female
elephant weighs 7/12 of a ton. How much more does the male weigh than the female?

Answers

Answer:

the male weigh than the female

Step-by-step explanation:

[tex]\frac{19}{6}[/tex]=[tex]3\frac{1}{6}[/tex]

A bank gives a woman personal loan of 120,000. she has to pay back 11,000 every month for a year. find the amount paid back to the bank as interest. pls h help ​

Answers

Multiply the amount she pays a month by number of months in a year:

11,000 x 12 = 132,000

Subtract the total amount she pays back by the loan amount:

132,000 - 120,000 = 12,000

The interest was $12,000

What is the least common denominator of the rational expressions below?
12
x2 - 11x +30
43
x² - 6x
A. x(x-5)
B. x(x-5)(x-6)
C. x(x - 5)(x-6)
D. (X-6)

Answers

Answer:

D. (x-6)

Step-by-step explanation: Just did it

please help giving brainly and points :)​

Answers

Answer:

(-7, 8) across the x-axis: (-7, -8)

(-7, 8) across the y-axis: (7, 8)

Step-by-step explanation:

GRAM is a parallelogram with diagonals RM and GA. If RP = x+7 , PA = 2x+18 , and GP = 8x , find RM

Answers

Answer:

RM =20

Step-by-step explanation:

Find the diagram of the parallelogram attached

From the diagram, GP = PA

8x = 2x+18

8x - 2x = 18

6x = 18

x = 18/6

x = 3

Since RM = 2RP

RM = 2(x+7)

RM = 2(3+7)

RM = 2(10)

RM =20

Hence the length of RM is 20

Which of the following is true about a linear function? (4 points) Select one: a. It may curve in some parts and be horizontal in others. b. It must cross the origin. c. It has a constant rate of change. d. It must contain only positive values.

Answers

Option c: It has a constant rate of change.

PLEASE HELP, WILL GIVE BRAINLIEST FOR RIGHT ANSWER!
Indicate the equation of the given line in standard form, writing the answer in the equation box below.

The line that contains the point Q (1, -2) and is parallel to the line whose equation is
y − 4 = 2/3 ( x − 3)

Answers

Answer:

Y = 2/3x-8/3

Step-by-step explanation:

y − 4 = 2/3 ( x − 3)

y − 4 = 2/3x -2

y  = 2/3x +2

~~~~~~~~~~~~~~~~~

-2 = 2/3(1) + b

b = -2 2/3 = -8/3

if f(x)=x2+x and g(x)=x-3, find f(g(7))​

Answers

f(g(7)) = 20

Hope it helps you...

X - 54 + 32x = 53 find the value of x.


a). 23
b). 3 8/33
c). 25
d). 6 2/17

Answers

Answer:

b). 3 8/33

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Algebra I

Terms/Coefficients

Step-by-step explanation:

Step 1: Define

Identify

x - 54 + 32x = 53

Step 2: Solve for x

Combine like terms:                                                                                         33x - 54 = 53[Addition Property of Equality] Add 52 on both sides:                                  33x = 107[Division Property of Equality] Divide 33 on both sides:                               x = 107/33Simplify:                                                                                                             x = 3 8/22

PLZZZZ I really need help!

Which function rule represents the best line of fit for the data in the plot?

Answers

A function assigns the values. The correct option is C.

What is a Function?

A function assigns the value of each element of one set to the other specific element of another set.

The function rule that represents the best line of fit for the data in the plot is option C.

A) f(x)= x+8

Since the line has a positive slope this can not be the appropriate option.

B.) f(x) = -2x+14

Since the y-intercept of the equation is above all the data points, it would not be the best fit for the data in the plot.

D.) f(x) = 10

Since this is a straight horizontal line at y=1. This is not the appropriate option.

Hence, the correct option is C.

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Question 1: Which of these animals can travel at the greatest distance from sea level

Question 2: order the elevations of the animals from least to greatest

Answers

Answer:

Q1 : Ruppell's Giffrons

Q2 :

sperm whales

dolphins

missing birds

Ruppell's Giffrons

Step-by-step explanation:

I don't know if I can see the full picture, as it is clearly cut off.

my answers are based on what I can see :

Giffrons, migrating birds, dolphin and sperm whale.

here are the reasons for my 2 answers :

sea level = elevation of 0 ft. so, this is "point" 0.

Q1 now asks about what of the listed animals can move the farthest away from 0.

and distance is always positive. now matter the direction we are going. if we go from 0 to +5, the distance is 5. and if we go from 0 to -5, the distance is also 5.

so, we are looking for the animal with the largest absolute value of elevation it can reach.

and that are the Ruppell's Giffrons with 37000 ft. 37000 is much farther away from 0 than e.g -3000. and so on.

Q2 wants us to sort the animals based on their reachable elevations.

by the way, the correct words would be "lowest to highest". as this is how elevation works on scales.

and remember, negative values get actually larger in their absolute values, when we make them smaller.

-2 is smaller than -1.

therefore, the animal that can get the lowest of all here is the sperm whale.

then comes the dolphin.

then the migration birds.

and then the Ruppell's Giffrons.

The Brown Spider Monkey can travel at the greatest distance from sea level compared to the other mentioned animals. The order of elevations from least to greatest would be Blue Whale, Mountain Lion, Mountain Goat, and Brown Spider Monkey.

The animal that can travel at the greatest distance from sea level is the Brown Spider Monkey. It is found in the tropical rainforests of South America and can live at elevations of up to 9,000 feet (2,700 meters) above sea level. The other animals mentioned, Mountain Goat, Blue Whale, and Mountain Lion, are all restricted to lower elevations.

In terms of elevations from least to greatest, the order would be:

Blue Whale - Lives in the ocean at sea level

Mountain Lion - Found in various habitats including mountains and plains

Mountain Goat - Lives in mountainous regions

Brown Spider Monkey - Found in the tropical rainforests at high elevations

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A parabola can be represented by the equation x2 = –20y.

What are the coordinates of the focus of the parabola?

(–5,0)
(5,0)
(0,5)
(0,–5)

Answers

Answer:

[tex] {x}^{2} = - 20y \\ y = - \frac{1}{20} {x}^{2} \\ { \tt{y = 4a {x}^{2} }} \\ a = - \frac{1}{5} \\ \\ { \tt{focus = (0, \: - 5)}}[/tex]

The requried coordinates of the focus of the parabola x² = -20y are (0, -2.5), which corresponds to the option (0, -5).

What is a parabola?

A parabola is a cross-section cut out of the cone and represented by an equation y = 4ax².

The standard form of the equation of a parabola is (y - k) = (1 / 4p)(x - h)², where (h, k) is the vertex and p is the distance from the vertex to the focus. We can convert the given equation x² = -20y into this standard form by completing the square:

x² = -20y

x² / (-20) = y

x² / (-20) + 0 = y + 0

(x - 0)² = -20(y - 0)

Comparing this equation to the standard form, we can see that the vertex is at (h, k) = (0, 0), and that 4p = -20, so p = -5/2.

Since the focus is a distance of p below the vertex, the focus is at (h, k - p) = (0, -5/2), which is the same as (0, -2.5).

Therefore, the coordinates of the focus of the parabola x² = -20y are (0, -2.5), which corresponds to the option (0, -5).

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please help me with this!!!!!

Answers

Answer:

C. ΔJKL, in which m∠J = 15° and m∠L = 45°

Step-by-step explanation:

To solve, let's find the missing angle of the triangle:

180 - 120 - 15 = 45°

That means a solution should have at least 2 solutions from the solution set (15 , 45, 120)

C, is the correct choice.

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Answer:

"C"

Step-by-step explanation:

Similar triangles have all the same corresponding angles, and the total must add to 180 degrees. So the original triangle has angle 1 = 15, 2 = 120, so 3 = 180 - (15 + 120) = 45.

Option C has the same angles.

A 16 ft ladder leans against the side of a house the top of the ladder is 15 Ft off the ground find x the angle of elevation of the ladder round your answer to the nearest tenth of a degree

Answers

the answer should be 69.6 :)

Answer:

Step-by-step explanation:

You are 28-year-old healthy male and interested in purchasing life insurance. Using the table, determine what the annual premium for a Whole Life insurance police, given that the face value of the policy is $162,253. If need be, round your answer to the nearest cent.

Answers

the annual premium for a Whole Life insurance police is  $2,881.61. Option A.

How do we calculate the annual premium for a Whole Life insurance police?

For us to solve the annual premium for a Whole Life insurance policy for a 28-year-old male, we need to look at the provided table.

The premium rate for a 28-year-old male for a Whole Life policy is $17.76 per $1,000 of face value.

Annual premium =  $162,253/ 1000 x 17.76

= $2,881.61

The above exercises is from the question provided in the picture;

You are 28-year-old healthy male and interested in purchasing life insurance. Using the table, determine what the annual premium for a Whole Life insurance police, given that the face value of the policy is $162,253. If need be, round your answer to the nearest cent.

                                            Permanent Insurance

Age               Whole Life        20-Payment Life       20-Year Endowment

                     M           F                 M              F                M              F

25              $16.38    $14.38        $28.40    $25.04      $37.02     $34.87

26              $16.91     $14.77          29.11        25.96        37.67       35.30

27              $17.27     15.23           29.97       26.83        38.23      35.96

28              17.76       15.66           30.68      27.54         38.96       36.44

a. $2,881.61

c. $6,321.38

b. $4,977.92

d. $6,438.20

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2. Solve for x and y, Show your work​

Answers

Answer:

use similarity to solve this

so the shape of side x is similar to side

x/6=10/8

8x=10 multiply by 6

8x=60

divide 60 by 8 to get 7.5

so x=7=5

using Pythagorean theorem

side RP=RS squared + SP squared

side RS=7=5

7.5squared =56.25

4.0+8.0=12

12squared=144

56.25+144=200.25

square root of 200.25=14.15

14.15=y+10

y=14.15-10

y=4.15

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