the radius of a circle is (x-3)m. find the area of the circle

Answers

Answer 1

Answer:

πx² -6πx + 9π

or

π(x² - 6x + 9)

Step-by-step explanation:

area = πr² = π(x-3)² = π(x² - 6x + 9) = πx² - 6πx + 9π


Related Questions

g is a trigonometric function of the form g(x)=a sin (bx+c)+d.
The function intersects its midline at (-1 , 6) and has a minimum point at (-3.5 , 3)
Find a formula for g (x). Give an exact expression.

Answers

Answer:

Formula for g(x) is [tex]g(x) = 3 sin(\frac{\pi }{5}x + \frac{\pi }{5} ) + 6[/tex]

Step-by-step explanation:

Given - g is a trigonometric function of the form g(x)=a sin (bx+c)+d.  The function intersects its midline at (-1 , 6) and has a minimum point at (-3.5 , 3)

To find - Find a formula for g (x). Give an exact expression.

Proof -

Given that,

g(x)=a sin (bx+c)+d

We know that, Midline is present in between maximum and minimum

Here given that, minimum is present is 3 and midline is present at 6

So, Maximum occurs at 9.

Now,

We know that,

Standard form of sine function is - g(x) = Asin(B(x-C)) + D

Where

A = Amplitude

and Amplitude = (Maximum - minimum) / 2

                         = (9 - 3)/ 2

                         = 6/2 = 3

⇒A = 3

Now,

Period = [tex]\frac{2\pi }{B}[/tex]

⇒B = (2π) / Period

      = (2π) / 10

      = π/5

⇒B = π/5

Now,

Phase Shift : C = -1 ( i.e. 1 to the left)

Vertical Shift : D = 6

So,

We get

g(x) = Asin(B(x-C)) + D

      = [tex]3 sin(\frac{\pi }{5}(x -(- 1))) + 6[/tex]

⇒[tex]g(x) = 3 sin(\frac{\pi }{5}x + \frac{\pi }{5} ) + 6[/tex]

∴ we get

Formula for g(x) is [tex]g(x) = 3 sin(\frac{\pi }{5}x + \frac{\pi }{5} ) + 6[/tex]

On a standardized exam, the scores are normally distributed with a mean of 145 and a standard deviation of 25. Find the z-score of a person who scored 85 on the exam.

Answers

Answer:

Step-by-step explanation:

Answer:

-2.4

Step-by-step explanation:

A game you want is on sale for 15%off. If the regular price is $50.00, how much will you save? And what will the total sale price be?

Answers

Answer:

you will save 7.50 dollars.

Step-by-step explanation:

the sale price will be 42.50 dollars plus tax, if you need to include the tax.

How much will it cost to paint the treasure chest below? A pint of paint can cover 5 ft2 and costs $4.50. You do not need to paint the bottom of the treasure chest.
please show work. its late for geometry and I really need to pass. i will mark brainliest :)

Answers

Answer:

I saw people trolling your answer here is the answer! I am sorry what people are doing to you!

There is a rectangle and a cylinder

5ft cost 4.50

Area is 643

Now

643x4.5

Answer:

Around 2893.5

What is the solution to the inequality? 2x-5<17

Answers

Answer:

[tex]x<11[/tex]

Step-by-step explanation:

Hi there!

[tex]2x-5<17[/tex]

Add 5 to both sides

[tex]2x-5+5<17+5\\2x<22[/tex]

Divide both sides by 2

[tex]\frac{2x}{2} < \frac{22}{2} \\x<11[/tex]

I hope this helps!

what is the gcf of 150 and 3

Answers

Answer:

3 is the answer

hope this helps

have a good day :)

Step-by-step explanation:

Answer the statistical measures and create a box and whiskers plot for the following set of data.
2, 4, 4, 6, 6, 6, 7, 9, 10, 13, 13, 13, 15



Min:

Q1:

Med:

Q3:

Max:

Answers

Answer:

Min:2

Q1:5

Med:7

Q3:13

Max:15

Step-by-step explanation:

Hope the picture helps. Not the best at drawing haha

Can someone pls help me with: Ooh
Okay
(Baby Ruth, Baby Ruth)
They always say "Ooh, Baby Ruth" (haha)
How you get your eyes so baby blue? (Blue, blue)
(Get it, bro)
"All he does is clout chase" (mm-hmm)
Yeah, b!ch, it's my mf name (uh-oh)
News flash, you'll never be me (uh-huh)
Me and Claire are like Mike (yup)
Pippen (yup), 3 PEAT
Venmo me
Venmo me
Venmo me
B!ch, I said "Venmo me, Venmo me" (Venmo me)
I'm livin' in your head rent free, b!ch
Fug Noah Miller, tryna be me (get it sis)
I-I-I'm just a kid, b!ch, I'm only 15 (hey)
I said "Best friend, put me on that beat" (okay)
Now I'm here, put that chorus on repeat
Venmo me
Venmo me
Venmo me
If you say so then I'ma dance
Every time I throw it back, I take all you b!ches' mans (ahh)
I'ma pull up to the Hype House and Tony can catch these hands (hit that b!ch)
Did a little dance under the money tree
Don't forget the dance creds: yodelinghaley
That Yodel Girl, yeah, you know
Spittin' heat, need aloe
All you b!ches is slow and talking shii on the low
Body roll then I woah
Jahluver is emo
You got a problem with me? Then why don't you say so?
Okay, I don't know if you needed any of that
This was really embarrassing
Please never show...
Hey, guys, you forgot to invite me, again
Why didn't you guys invite me? Omg
You don't know what you just did
You could hurt... You decided... Find me...
Oh my god, you're gonna recruit...
You-you don't know what
You-you-you don't know f... ??

Answers

Answer:

Venmo mee

Step-by-step explanation:

What are two step equations that equal 17?

Answers

Answer:

5x+7=17

Step-by-step explanation:

5x+7=17

   -7    -7

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

5x=10

5      5

x=2

5(2)+7=17

10+7=17

17=17

The two step equations that equal 17 are:

1) 3x + 5 = 17

2) 2y - 8 = 17

The two examples of two-step equations that equal 17:

1) 3x + 5 = 17

To solve this equation, we subtract 5 from both sides:

3x + 5 - 5 = 17 - 5

3x = 12

Finally, we divide both sides by 3:

3x/3 = 12/3

x = 4

So the solution to the equation is x = 4.

2) 2y - 8 = 17

To solve this equation, we add 8 to both sides:

2y - 8 + 8 = 17 + 8

2y = 25

Next, we divide both sides by 2:

2y/2 = 25/2

y = 12.5

So, the solution to the equation is y = 12.5.

Learn more about Equation here:

https://brainly.com/question/29657983

#SPJ6

Pleasee heelpp mee!!!! thank you:)

Answers

i might not be right but i think it’s 104

Answer:

hope this helps................................u

Step-by-step explanation:

208

What is the mean of this data set?

Will give BRAINLIEST.

Answers

Answer: the mean is 5

Step-by-step explanation:

adding all the numbers together and dividing them by the numbers that were there gives you the mean :0

the mean is 5 there is a app called calculatornet.com that can also help you.

Please Help!! Thanks in advance!

Answers

Given:

The equation is:

[tex]\dfrac{y}{p-q}=\dfrac{y}{p+q}[/tex]

To find:

The value of y.

Solution:

We have,

[tex]\dfrac{y}{p-q}=\dfrac{y}{p+q}[/tex]

On cross multiplication, we get

[tex]y(p+q)=y(p-q)[/tex]

[tex]yp+yq=yp-yq[/tex]

[tex]yp+yq-yp+yq=0[/tex]

[tex]2yq=0[/tex]

Dividing both sides by 2q, we get

[tex]\dfrac{2yq}{2q}=\dfrac{0}{2q}[/tex]

[tex]y=0[/tex]

Therefore, the correct option is A.

If y varies directly as x and y = 64 when x = 16, what is the value of y when x = 12 ?

Answers

Answer:  Y=48

Y is 4 times more than x. If x=12, y=48. Notice in the first part of the question, if you divide 64 by 4, you get 16. This means in order to get your answer, you must mulitiply x by 4 to get y. 12x4=48.

Brainliest please?

                                         XxRoadToAcexX

               

pls show the process

Answers

Here is the on the only. Process

The scatter plot suggests a relationship between time and the distance from the destination. The equation of the line of best fit is y=-0.6x+15, and the correlation coefficient is -0.8. Which best describes the correlation between the two variables?

a. weak positive
b. strong positive
c. weak negative
d. strong negative

Answers

Answer:

Strong Negative

Step-by-step explanation:

We already know that the answer is between c and d because the correlation coefficient negative.

We just have to figure out whether it is strong or weak.

In general, anything between -.7 and -1 is considered to have a strong correlation. -.8 is in between -.7 and -1 therefore the correlation is best described as strong negative.

Data collected for 300 fish for north atlantic. The length of the fish (in cm) is summarized in the histogram below.

Answers

Answer:

The lower class limit of the first class is 40

Step-by-step explanation:

Given

See attachment for histogram

Required

The lower limit of the first class

The attached histogram has overlapping interval, and the intervals are:

40 to 60, 60 to 80, 80 to 100, and so on....

The first class here is:

40 to 60

As a general rule; a class is represented by Lower Limit to Upper Limit.

So, by comparison.

Lower Limit = 40

Upper Limit - 60

Construct a tangent to a circle through a point on the circle using the construction tool. Insert a screenshot of the construction below. Leave all circle and arc markings. (10 points)

Answers

Answer:

Refer to the attachment [tex]\Huge{\blue{\nearrow}}[/tex]

Step-by-step explanation:

Diagram:-

[tex]\setlength{\unitlength}{1.1mm}\begin{picture}(50,55)\thicklines\qbezier(25.000,10.000)(33.284,10.000)(39.142,15.858)\qbezier(39.142,15.858)(45.000,21.716)(45.000,30.000)\qbezier(45.000,30.000)(45.000,38.284)(39.142,44.142)\qbezier(39.142,44.142)(33.284,50.000)(25.000,50.000)\qbezier(25.000,50.000)(16.716,50.000)(10.858,44.142)\qbezier(10.858,44.142)( 5.000,38.284)( 5.000,30.000)\qbezier( 5.000,30.000)( 5.000,21.716)(10.858,15.858)\qbezier(10.858,15.858)(16.716,10.000)(25.000,10.000)\put(25,30){\line(1,3){6.4}}\put(25,30){\line(1, - 3){6.4}}\put(20,7){\line(3,1){68.5}}\put(20,52.8){\line(3, - 1){68.5}}\put(25,30){\circle*{1}}\put(88,30){\circle*{1.2}}\put(22,30){\sf O}\put(31,6){\sf A}\put(31,52){\sf B}\put(90,28.5){\sf P}\multiput(25,30)(3,0){21}{\line(2,0){1.8}}\qbezier(81.5,32)(78,30)(81,27.5)\qbezier(76,30)(74.5,28)(76,26)\put(33,45){\line(1,3){1.1}}\put(30,45.8){\line(3, - 1){3.2}}\put(30.5,14){\line(3,1){3.2}}\put(33.5,15){\line(1, - 3){1.1}}\put(21,18){\sf 6 cm}\put(73,30.8){\sf 120^\circ$}\put(69,26){\sf 60^\circ$}\end{picture}[/tex]

Note:-

View the ans from Web for complete diagram.

Answer:

I hate edge :l

What expression is 16 times as large as 18,233- 4,006

Answers

Answer:

B

Step-by-step explanation:

16 times means multiply the expression by 16

9.5) ifm Z WZY - 100º and mZ WXY = 50°, calculate m ZWX. Justify your work with properties or definitions. Note: figure may not be drawn to scale. I​

Answers

Answer:

m∠ZWX = 105°

Step-by-step explanation:

Properties of a kite,

1). One diagonal of a kite bisects at least one pair of opposite angles.

2). Diagonals of a kite kite are perpendicular to each other.

In ΔWTZ,

m∠WZT = [tex]\frac{1}{2}(m\angle WZY)[/tex]

              = [tex]\frac{1}{2}(100)[/tex]

              = 50°

m∠WTZ = 90° [By second property]

m∠WZT + m∠WTZ + m∠ZWT = 180°

50° + 90° + m∠ZWT = 180°

m∠ZWT = 180° - 140°

              = 40°

Similarly, in ΔWTX,

[tex]m(\angle WXT)=\frac{1}{2}(m\angle WXY)[/tex]

m(∠WXT) = [tex]\frac{1}{2}(50)[/tex]

                = 25°

m(∠WTX) = 90°

m∠WTX + m∠WXT + m∠TWX = 180°

90° + 25° + m∠TWX = 180°

m∠TWX = 180° - 115°

              = 65°

Since, m∠ZWX = m∠ZWT + m∠TWX

Therefore, m∠ZWX = 40° + 65°

                                 = 105°

Is 13 the hypotenuse

Answers

Step-by-step explanation:

AC is not the hypotenuse. AB is the hypotenuse because its opposite the 90 deg angle

need ko po answer plssssss

Answers

It’s really blurry, I can’t help :(

Y
समास
प्र.18 चौराहा की
4) व वा
तत्पुरु
अव्ययीभाव
) द्विग​

Answers

Answer:

Step-by-step-explination

Can someone please help. I tried to solve it and I keep getting stuck or can someone at least help me start off solving it?
An advertising company charges $40 per half-page advertisement and $75 per full-page advertisement
Michael has a budget of $800 to purchase 13 advertisements.

(a) Define a variable for each unknown
Write a system of equations to represent the situation and solve the system

(b) How many half-page advertisements does Michael purchase?
Show your work.

(c) How many full-page advertisements does Michael purchase?

Answers

Answer:

F=full page  H=half page

40H+75F=800

H+F=13  so H= 13-F  substitute 13-F for H in the first equation.

40(13-F)+75F=800

520-40F +75F=800

35F= 280  so F=280/35=8

8 fullpage and  5 halfpage ads

Step-by-step explanation:

what is the cube root of 8​

Answers

Answer:

its 2

Step-by-step explanation:

because 2*2*2 is 8

A number c is more than 20 inequality PLEASE HELP NOW IT EASY

Answers

Answer:

c > 20

Step-by-step explanation:

a number c is MORE THAN 20

* replace MORE THAN with ">" *

c > 20

Note: > and "more than" have the same meaning, > is just expressed as an inequality

Help, please! I can't figure this out.

Answers

Answer:

11/17

Step-by-step explanation:

Since Donald removed a yellow marble, it is no longer there: There are now 6 yellow marbles and 11 purple ones.  The total number of marbles in the bag is 6+11.

Total marbles: 17

Number of purple marbles: 11

Probability of drawing a purple marble: 11/17

5) A real estate agent sells condominiums for $90,000 each. She earns 4% 6 points
commission. In May, she sold 9 condominiums. How much commission
does she make on each condominium?*
$86,400
$93,600
$32,400
$3,600

Answers

90,000*4%*9=32,400$☺️

You deposit $400in an account. The account earns $18 simple interest in 9 months. What is the annual interest rate?

Answers

Answer:

.5

Step-by-step explanation:

if you put 400 in an account and for nine months with 0.5 interest rate you would get 418.41 so 0.5 is the answer

fill in the blank 3(2+7a)=6+

Answers

Answer:

[tex]3(2+7a)=6+[/tex]

[tex]6 + 21a = 6[/tex]

[tex]21a + 6 = 6 + 21a[/tex]

answer is 21a

| Juan wants to put carpeting in his living
room. The room is 15ft. by 13 ft. The
carpeting will cost $16.99 per square foot.
What is the cost of the carpeting? 2 steps
a) $195.00
b) $3,313.05
c) $2548.50
d) $3,300.00

Answers

Answer: a

Step-by-step explanation:

15.00x13.00=195

3x15.00=45.00

15x10.00=150.00

150.00+45.00=195.00

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