Find the area of the following sector. Round your answer to the nearest tenth.

Find The Area Of The Following Sector. Round Your Answer To The Nearest Tenth.

Answers

Answer 1

The area of the sector is 188.9 km².

What is a sector?

A sector is a plane figure enclosed by two radii and an arc between them.

To calculate the area of the sector, we use the formula below.

Formula:

A = ∅πr²/360................. Equation 1

Where:

A = Area of a sectorr = Radius of the circle∅ = The angle sustained by the sector at the center of the circle

From the diagram,

Given:

r = 19 km∅ = 60°π = 3.14

Substitute these values into equation 1

A = 60×3.14×19²/360A = 188.9 km²

Hence, the area of the sector is 188.9 km².

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Related Questions

3. How many solutions does the equation have?
−8x+6+20x = 2/3(18x + 9)
O No Solutions
○ Two Solutions
O One Solution
An infinite number of solutions

Answers

An infinite number of solutions since the right side is equal the left side for every value of x.

C Explain why it is not possible to fill out the frequency distribution table below without additional information.​

Answers

It’s not possible because you need the table and numbers to be able to complete it and group them .

Q). Express each of the following recurring decimal as a rational numbers . 1) 0.5 2) 0.13 3) 0.341​

Answers

The following recurring decimal as a rational number are 1/2, 13/100 and 341 / 1000

What is rational number?

A rational number is a number that is expressed as the quotient or fraction of two integers, a numerator and a non-zero denominator such as;

3/4. where,

Numerator = 3Denominator = 4

Therefore,

0.5

= 5/10

= 1/2

0.13

= 13/100

0.341

= 341 / 1000

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Find the value of 8power of five

Answers

Answer:

the answer is 32,768 hopes this helps

Step-by-step explanation:

8^5 = 8x8x8x8x8 = 64x8x8x8= 64x64x8 = 4096x8= 32,768

rodea la fracción que sigue y escribe el patrón que corresponde en cada sucesion​

Answers

A is the answer to this bc the numbers add up and it comes to A

Which point best represents √10?
0
1
R
P
+2
P Q R
11111
3
Q
S45
4
S
Done ->

Answers

Answer:

Point Q best represents the square root of 10.

Slope of (1,-4) and (0,-5)

Answers

Answer:

Slope is 1

Step-by-step explanation:

use slope formula: m= [tex]\frac{y2-y1}{x2-x1}[/tex]

m= [tex]\frac{-5+4}{0-1}[/tex]

[tex]\frac{-1}{-1}=1[/tex]

m=1

Hope this helps!

If not, I am sorry.

Hi student, let me help you out! :)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

We are asked to find the slope of

[tex]\star\mathrm{(1,-4)}[/tex]

[tex]\star\mathrm{(0,-5)}[/tex].

[tex]\triangle~\fbox{\bf{KEY:}}[/tex]

Use the slope formula.

Here's the slope formula:

[tex]\star\boxed{\mathrm{\cfrac{y2-y1}{x2-x1}}}[/tex]

Input the values, which are:

y2=-5

y1=-4

x2=0

x1=1

[tex]\star\mathrm{\cfrac{-5-(-4)}{0-1}}[/tex]

Simplify!

[tex]\star\mathrm{\cfrac{-5+4}{-1}}[/tex]

[tex]\star\mathrm{\cfrac{-1}{-1}}[/tex]

[tex]\star\boxed{\mathrm{1}}[/tex]

Hope it helps you out! :D

Ask in comments if any queries arise.

#StudyWithBrainly

~Just a smiley person helping fellow students :)

[tex]\bf{\overline{\underline{\overline{\underline{Maribel\:Peri}}}}[/tex]

Consider this sphere with a diameter of 12 cm. a sphere with diameter 12 centimeters. what is the volume of the sphere? sphere v = four-thirds pi r cubed 24pi cm3 48pi cm3 288pi cm3 2,304pi cm3

Answers

V=4/3*pi*6^2=48pi cm^3

Answer: 200 pi

Step-by-step explanation:

WILL GIVE BRAINLIST

Tamara found that as she increased the amount of chlorine in her pool, the amount of mold in the pool decreased. What is the correlation?​

Answers

Answer:

Step-by-step explanation:

Find out the  how much chlorine is in the pool .

To prove

As given

The amount of chlorine in a swimming pool varies directly with the volume of water.

The pool has 2.5 milligrams of chlorine per liter of water.

i.e

2.5 milligrams of chorine = 1 litre of water

There are 8000 gallons of water in the swimming pool.

As 1 gallons = 3.78541 litre (Approx)

Now convert 8000 gallons of water in litres.

8000 gallons = 8000 × 3.78541 litre

                     = 30283.28 litres

Now calculate chlorine in the pool for 30283.28 litres  of waters.

As

2.5 milligrams of chlorine = 1 litre of water

2.5 × 30283.28 milligrams of chlorine = 30283.28 litre of water

75708.2 milligrams of chlorine for 30283.28 litre of water .

Answer:

Negative correlation

Step-by-step explanation:

As one value increases when the other one decreases, we can say the correlation is a negative correlation.

If Sammy starts drinking his tea at 11:25 P.M. and he finishes it at 12:20 A.M., how long does it take him to drink his tea?

Answers

Answer:

55 minutes

Step-by-step explanation:

add 35 to 11:25 should equal to 12AM then add 20 to it should give you the answer of 12:20AM combining the 35 and 20 should give you 55

Answer:

55 Minutes

Step-by-step explanation:

Assuming the start time is on the previous day, the time between 11:25:00 PM and 12:20:00 AM is:

0 hour, 55 minutes, and 0 second

0.917 hour

55 minutes

3,300 seconds

Hope this helps!

What is 4 times 4(5+7)

Answers

Answer:

192

Step-by-step explanation:

so you basically make an equation like this:

4*4(5+7)

4*4(12)

4*48

=192

Find the area of a trapezoid shown:

Answers

The area of this trapezoid is A = 55

We know that the application formula for calculating the area of a trapezoid is given by:

[tex] \boxed{ \large \sf A = \dfrac{(b + b) \times h}{2} } \\ \\ [/tex]

⚘ Then, the resolution will be:

[tex]{ \large \sf A = \dfrac{(7 + 15) \times 5}{2} } [/tex]

[tex]{ \large \sf A= \dfrac {22 \times 5}{2} } [/tex]

[tex]{ \large \sf A= \dfrac {110}{2} } [/tex]

[tex]\pink{ \boxed{ \purple{ \boxed{ \large \sf A= 55 }}}} \\ \\ [/tex]

Therefore, the area of this trapezoid will be, A = 55

In 8 years Jamie will be three times as old as she is now. How old is Jamie?

Answers

Answer:

x=4

Step-by-step explanation:

Based on the given conditions, formulate: 

x+8=3×x

Rearrange unknown terms to the left side of the equation:

x-3x=-8

Combine like terms:-2x=-8

Divide both sides of the equation by the coefficient of variable:x=-8/-2

Rewrite the fraction:8/2

Cross out the common factor:x=4

get the result:x=4

Answer: 4

4 cups is equivalent to ____ quart

Answers

Answer:

1 quart is equal to 4 cups

Step-by-step explanation:

4 cups is equivalent to __1__ quart

find this expression in square form with process pls help me !!!!​

Answers

Answer:

(p -3q )(p -3q  )

Step-by-step explanation:

p'2 - 6pq + 9q'2

(p -3q )(p -3q  )

find two values that add to give 6 and multiply to 9

p x p =p'2

-3q x p = -3pq   -3 x pq = -3pq    ...... -3pq - 3pq = -6pq

-3q x - 3q = 9q'2

If f(x)=3x+5/x, what is f(a + 2)?

a. 3a + 5/a + 2

b. 3(f(a)) + 5/f(a)+2

c. 3(a+2) + 5/a+2

Answers

Answer:

Answer C is correct

Step-by-step explanation:

1. We replace x as (a + 2)

2. Then we just rewrite this function with the new value

3. Result: 3(a+2) + 5/(a+2)

PLEASE HELP I’LL MAKE YOU THE BRAINIEST
find the area of the trapezoid to the nearest tenth

Answers

Answer:

2.7m

Step-by-step explanation:

1.0m

0.5m

+1.2m

2.7m - answer

Find the derivative using the first principles. ​

Answers

[tex]~~~~\dfrac{d}{dx} \left( \sqrt[5]{1+x} \right)\\\\\\=\dfrac{d}{dx} (1+x)^{\tfrac 15}\\\\\\=\dfrac 15 \left(1 + x\right)^{\tfrac 15 -1} \cdot \dfrac{d}{dx}(1+x)\\\\\\=\dfrac 15 (1+x)^{-\tfrac 45} \cdot(0+1)\\\\\\=\dfrac{1}{5(1+x)^{\tfrac 45}}[/tex]

I have a bag with 6 marbles numbered from 1 to 6. mathew has a bag with 12 marbles numbered from 1 to 12. matthew chooses one marble from his bag and i choose two from mine. in how many ways can we choose the marbles (where the order of my choices does matter) such that the sum of the numbers on my marbles equals the number on his?

Answers

Answer:

It would be 30.

Step-by-step explanation:

If we make a list of all the sums that we can get, we have:

1+2, 1+3, 1+4, 1+5, 1+6, 2+3, 2+4, 2+5, 2+6, 3+4, 3+5, 3+6, 4+5, 4+6, 5+6

These 15 sums can be chosen in two ways, since order matters, and we could do 2+1 instead of 1+2.

That gets us to 15x2 which is 30.

The number of ways that we can choose the marbles such that the sum of the numbers on my marbles equals the number on his would be 30.

What is the unitary method?

The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.

I have a bag with 6 marbles numbered from 1 to 6.

Mathew has a bag with 12 marbles numbered from 1 to 12.

1+2, 1+3, 1+4, 1+5, 1+6, 2+3, 2+4, 2+5, 2+6, 3+4, 3+5, 3+6, 4+5, 4+6, 5+6

These 15 sums can be chosen in two ways,

Since order matters, and we could do 2+1 instead of 1+2.

15 x 2 which is 30.

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Pls help I will give brainliest!!

Answers

Answer:

A. (-8, 0)

Step-by-step explanation:

The side of the line that is shaded contains the solutions to the inequality. (-8, 0) is in the shaded part of both graphs.

Also, 0 > -15 and 0 [tex]\geq[/tex] -9

I hope this helps :)

Translate the shape A two squares right and one square up.What are the coordinates of the vertices of the image?

Answers

Answer:

(3, 5) (3, 2) , (5, 2)

Step-by-step explanation:

Analysis:

(1) Translate square A two squares right

(a, b) ⇒ ( a + 2, b)

{ (1, 4)          {(3, 4)

{ (1, 1)   ⇒   { (3, 1)

{ (3, 1)         {  (5, 1)

(2) ... one square up:

(a, b) ⇒ (a, b + 1)

{ (3, 4)           { (3, 5)

{ (3, 1)    ⇒    {  (3, 2)

{   (5, 1)       {      (5, 2)

A larger error variance makes it difficult to estimate the partial effect of any of the independent variables on the dependent variable. a. True b. False

Answers

A larger error variance making it difficult to estimate the partial effect of any of the independent variables on the dependent variable is True.

What is Variance?

This is used to measure how far a data is spread out and the effect independent variables has on the dependent ones.

When there is an error in the variance, the effect calculated is inaccurate which brings about difficulty in ascertaining it.

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For the complex number z = (5sqrt(3))/4 - 5/4 * i what is the polar form

Answers

The complex number in rectangular form z = (5√3 / 4) - i 5/4 is equivalent to the complex number in polar form z = 5/2 · (cos 11π/6 + i sin 11π/6). (Correct choice: C)

How to transform a complex number in rectangular form into polar form

Complex numbers are elements of the form z = a + i b, where [tex]a, b \in \mathbb{R}[/tex]. In other words, represents a generalization from real numbers. The polar form of a complex number is shown below:

[tex]z = r\cdot (\cos \theta + i \,\sin \theta)[/tex]     (1)

Where:

r - Normθ - Direction, in radians.

The norm is determined by Pythagorean theorem and the direction by inverse trigonometric reason. If we know that z = (5√3 / 4) - i 5/4, then its polar form is shown below:

Norm

[tex]r = \sqrt{\left(\frac{5\sqrt{3}}{4} \right)^{2}+\left(-\frac{5}{4} \right)^{2}}[/tex]

r = 5/2

Direction

[tex]\theta = \tan^{-1} \left[\frac{\left(-\frac{5}{4} \right)}{\left(\frac{5\sqrt{3}}{4} \right)} \right][/tex]

θ = 11π/6 rad

Thus, the complex number in rectangular form z = (5√3 / 4) - i 5/4 is equivalent to the complex number in polar form z = 5/2 · (cos 11π/6 + i sin 11π/6).

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The radius of a circle is 2 centimeters. What is the length of a 45° arc?

Answers

Answer:

1.57 cm

Step-by-step explanation:

the circle has a radius of 2.

Then

The circumference of the circle = 2πr = 2π(2) = 4π

…………………………………

Since , 45/360 = 1/8

Then, the arc is 1/8 of the entire circle.

…………………

Therefore,

the length of a 45° arc = 4π/8 = π/2 cm ≈ 1.57 cm

Which matrix multiplication is possible?

Answers

Answer:

second 0ne

Step-by-step explanation:

3×-1+-2 ×0

3×0+-2×3

Which function has the greatest x-intercept?
Of(x) = 3x -9
Og(x)= x + 31
h(x) = 2* - 16
Oj(x) = -5(x - 2)²

Answers

Answer:

I think the greatest x- intercept is f(x)=3x-9

if a= 2x - 3 and b= 2x+5
find the value of a+b
help pleaseeee i would really appreciate

Answers

Answer:

4x+2

Step-by-step explanation:

a= 2x - 3 and b= 2x+5

a+b = 2x-3 + 2x+5

Combine like terms

a+b = 4x+2

Answer:

a + b = 4x + 2

Step-by-step explanation:

a = 2x - 3

b = 2x + 5

a + b = (2x-3) + (2x+5)

a + b = 2x + 2x - 3 + 5

a + v = 4x + 2

Need the correct answers to select asap! Will give brainliest for correct answers

Answers

Answer:

first 2 options and 5th option are true

Step-by-step explanation:

locate y = - 4 on the y- axis. then a horizontal line through y = - 4 intersects the curve at x = - 2 and x = 1

----------------------------------------------------------

the axis of symmetry is a vertical line through the vertex with equation

x = c ( c is the value of the x- coordinate of the vertex )

vertex = ( - [tex]\frac{1}{2}[/tex], - 6 )

equation of axis of symmetry is x = - [tex]\frac{1}{2}[/tex]

------------------------------------------------------------

the minimum value is the y- coordinate of the vertex

that is the minimum value of f(x) is - 6

------------------------------------------------------------

given a parabola in standard form

ax² + bx + c ( a ≠ 0 )

• if a > 0 then graph opens up

• if a < 0 then graph opens down

Here the graph opens up , then coefficient of f(x) is positive

-------------------------------------------------------------

the solutions to f(x) = 0 are the values of x on the x- axis where the graph crosses.

the solutions are x = 2 and x = - 3

11. Courtney removes a colored tile from a bag containing 12 red tiles, 10 blue tiles, and
8 yellow tiles. Without replacing the first tile, she removes a second tile from the bag.
What is the probability that both tiles that Courtney removed are blue? Identify
whether removing the second tile from the bag is an independent event of a
dependent event. Justify your response.

Answers

Answer:

whos courtney

Step-by-step explanation:

whos courtney??

Are you good at maths?????????????????????????

Answers

The probability that a student, chosen at random, does not study chemistry is 20/41.

What is Probability?

Probability can be defined as the ratio of the number of favorable outcomes to the total number of outcomes of an event. For an experiment having 'n' number of outcomes, the number of favorable outcomes can be denoted by x. The formula to calculate the probability of an event is as follows.

Probability(Event) = Favorable Outcomes/Total Outcomes = x/n

Here, Total number of student = 41

         Student who does not study chemistry = 20

So, the probability = favorable outcome / total outcomes

             P(not studying chemistry) = 20 / 41

Thus, The probability that a student, chosen at random, does not study chemistry is 20/41.

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