Write the equation of a circle that has a center at (4, - 5) and radius of 9.

Write The Equation Of A Circle That Has A Center At (4, - 5) And Radius Of 9.

Answers

Answer 1

Answer:

( x - 4 )^2 + ( y + 5 )^2 = 9^2

Step-by-step explanation:

equation of a circle: ( x - h )^2 + ( y - k )^2 = r^2

( h, k ) is the center and r is the radius.


Related Questions

Help please with geometry. Match the reasons with the statements.

Answers

Answer:

in the first diagram

there is a statement that if 2 lines are cut by a traversal then the corresponding angles are equal

in this the 2 angles are corresponding and equal that is why they are parallel

in the second pic

I can't understand what to do if you tell me then I'll answer in comments

Solve for x.
1)
x + 52
75°
60°

Answers

Answer:

gsjxvsHGVSHGCZJ

Step-by-step explanation:

like you did to me

Answer:

x = -7

Step-by-step explanation:

The interior angles of a triangle should all add up to 180 degrees.

So, we set the equation up as:

(x + 52) + 75 + 60 = 180

Then solve for x:

(x + 52) + 75 + 60 = 180

(x + 52) + 135 = 180

x + 52 = 180 - 135

x = 45 - 52

x = -7

Question 2 of 10
If data set A has a larger standard deviation than data set B, data set A is
more spread out than data set B.
A. True
B. False
SUB

Answers

It is true that if data set A has a larger standard deviation than data set B, data set A is more spread out than data set B.

How to determine the true statement?

The standard deviation is a measure of spread.

And the more the standard deviation, the more the spread

This means that if the dataset A has a larger standard deviation than the dataset B, then the dataset A is more spread out than B

Hence, the given statement is true

Read more about standard deviation at:

https://brainly.com/question/15858152

#SPJ1

Help me out , I’ll appreciate it !

Answers

Answer:

(a) Infinite

(b) 6 (because a to z contains 26 letters so we can only take 26 letters or less otherwise the letter can be repeated so we have to take the num which is coming in table of 4 so 24then we can make 6passwords)

THANK you

If you helped with my answer pls tag me brianliest....

A 12.5-foot ladder is leaning against the side of a house. If the ladder is resting 12 feet off the ground, how far is the ladder from the house?

A. 2 feet

B. 3.5 feet

C. 6.25 feet

D. 7 feet

Answers

Answer:

B. 3.5 feet

Step-by-step explanation:

The part leaning against the wall is the hypotenuse while the height of the ladder off the ground is the opposite and the distance of the ladder from the house is the adjacent side.

Given the following data;

Hypotenuse = 12.5 ft

Opposite = 12 ft

To find the adjacent side, we would use the Pythagorean theorem;

Hypotenuse² = opposite² + adjacent²

Substituting into the formula, we have;

12.5² = 12² + adjacent²

156.25 = 144 + adjacent²

Adjacent² = 156.25 - 144

Adjacent² = 12.25

Taking the square root of both sides, we have;

Adjacent = 3.5 feet.

Therefore, the distance of the ladder from the house is 3.5 feet.

4 1/3ft 12 ft 9 ft what is the volume​

Answers

Just multiply all them together for volume, 468 ft ^3

If h:k = 2:5, x:y=3:4 and 2h+x:k+2y = 1:2, find the ratio h-x: k-y.​

Answers

Given:

[tex]h:k=2:5,x:y=3:4,2h+x:k+2y=1:2[/tex]

To find:

[tex]h-x:k-y[/tex]

Solution:

We have, [tex]h:k=2:5[/tex] and [tex]x:y=3:4[/tex].

Let the values of h and k are 2a and 5a respectively.

Let the values of x and y are 3b and 4b respectively.

We have,

[tex]2h+x:k+2y=1:2[/tex]

It can be written as

[tex]\dfrac{2h+x}{k+2y}=\dfrac{1}{2}[/tex]

[tex]\dfrac{2(2a)+(3b)}{5a+2(4b)}=\dfrac{1}{2}[/tex]

[tex]\dfrac{4a+3b}{5a+8b}=\dfrac{1}{2}[/tex]

[tex]2(4a+3b)=1(5a+8b)[/tex]

On further simplification, we get

[tex]8a+6b=5a+8b[/tex]

[tex]8a-5a=8b-6b[/tex]

[tex]3a=2b[/tex]

[tex]a=\dfrac{2b}{3}[/tex]

Now,

[tex]h-x:k-y=\dfrac{h-x}{k-y}[/tex]

[tex]h-x:k-y=\dfrac{2-3b}{5a-4b}[/tex]

[tex]h-x:k-y=\dfrac{2\times \dfrac{2b}{3}-3b}{5\times \dfrac{2b}{3}-4b}[/tex]

[tex]h-x:k-y=\dfrac{\dfrac{4b}{3}-3b}{\dfrac{10b}{3}-4b}[/tex]

On further simplification, we get

[tex]h-x:k-y=\dfrac{\dfrac{4b-9b}{3}}{\dfrac{10b-12b}{3}}[/tex]

[tex]h-x:k-y=\dfrac{-5b}{-2b}[/tex]

[tex]h-x:k-y=\dfrac{5}{2}[/tex]

[tex]h-x:k-y=5:2[/tex]

Therefore, the ratio [tex]h-x:k-y[/tex] is [tex]5:2[/tex].

Explain how 6-^2 is different than 6^2

Answers

Answer:

it aint they are both the same

I think you meant 6^-2 vs 6^2. The negative exponent indicates you need to use the reciprocal number raised to the power, in this case 6^-2 = 1/6^2 = 1/36 while 6^2 = 36

The sum of the interior angles of a polygon is 14 × 180 . Work out the number of sides of the polygon.

Answers

Answer:

Number of sides of the polygon = 16

Step-by-step explanation:

Sum of the interior angle of a polygon = (n - 2) × 180°

Here, n = Number of sides of the polygon

If sum of the interior angles = 14 × 180°

Therefore, (n - 2) × 180° = 14 × 180°

(n - 2) = 14

n = 14 + 2

n = 16

Number of sides of the polygon = 16

what kpop dances do you recommend to help you , lose weight?
My sister was asking but i didnt know how to answer her..

Answers

Answer:Wonder Girls-Like This. Perfect workout, especially for your inner thighs! ...

Sistar-Loving You. Another great leg workout. ...

Sistar-Touch My Body. Very fun and lighthearted. ...

Sistar19-Ma Boy. Same. ...

Secret-Madonna. I love this dance, it's a classic on my workout routine. ...

Secret-Love Is Move. ...

Hyuna-Bubble Pop. ...

Step-by-step explanation:

can somebody help!! fastest and correct answer gets brainly!

Answers

Answer and Step-by-step explanation:

We know that the triangle got dilated by a scale factor of 4. This means that the sides are multiplied by 4.

So 6 becomes 24, and 8 becomes 32.

Now, we find the area of the triangle.

24 × 32 = 768

768 ÷ 2 = 384.

The answer is D. 384 square cm.

The answer IS NOT B. 96 square cm, because you don't multiply the area of the triangle before the dilation. The dilation occurs first, and then you have to find the area.

#teamtrees #PAW (Plant And Water)

Work out the area of the shaded shape. 4cm 3cm 11cm 4cm

Answers

Answer:

36cm

IM TYPEING RANDOM WORDS CUZ IT SAYS ITS TOO SHORTTTTTTTTTTT

Area: Four times three times eleven times four is 528.

YALL HELP!!! it’s about reflection across the x axis

Answers

It might be A but I’m not totally sure

Dave goes into a cafe and buys 2 cups of coffee and a piece of cake.
Each
cup of coffee costs £2.75
The cake costs £2.90
Dave pays with a £10 note.
He thinks he will get more than £1.50 in change.
Is Dave correct?
You must show how you get your answer.

Answers

Dave is correct you add the price of the 2 cups of coffee and piece of cake together 2.75+2.75+2.90= £8.40 then you subtract that from £10 so £10-£8.40= £1.60 which is more then £1.50

Please! No one got the right answer here and i need it
In their last game, the New England
Patriots scored 9 points in the first half. In
the second half, they scored twice the
amount of points in the first half. What is
the ratio of points scored in the second half
to the total number of points scored?

Answers

Answer:

3:5

Step-by-step explanation.

The first half: 9

The second half is: 15

9:15 =3:5

The Girl Scouts were selling cookies outside the local grocery store. Each box sold for $4.50.
Which equation could be used to complete the table?
Boxes
Price
1
2
3
4
10
15
18
4.50
9.00
13.50
18.00
45.00
67.50
?
A
y - 4.50 = 18
B
4.50y = 18
С
4.50 x 18 = y
18y = 4.50
I’m

Answers

If your needing to find the amount just multiply the number of boxes by it’s price. So the answers C.

Ursula and Velda live 4 km apart. They leave their homes at the same time, walking towards each other. If Ursula walks at a rate of 400 m/h, and Velda walks at a rate of 600 m/h, how far apart are they 15 minutes before they meet (in m)?

Answers

Answer: 250 m

Step-by-step explanation:

Given

Distance between Ursula and Velda house is 4 km or 4000 m

Ursula walks at the rate of [tex]400\ m/h\ or\ \frac{20}{3}\ m/min[/tex]

Velda walks at the rate of [tex]600\ m/h\ or\ 10\ m/min[/tex]

Time taken by them to cover 4000 m is

[tex]\Rightarrow \dfrac{4000}{400+600}=4\ h\ or\ 240\ min[/tex]

Distance covered by them 15 min before they meet

Ursula [tex]=\frac{20}{3}\times 225=1500\ m[/tex]

Velda [tex]=10\times 225=2250\ m[/tex]

The total length covered by them is [tex]=1500+2250=3750\ m[/tex]

They are [tex]4000-3750=250\ m[/tex] apart before they meet

hey you guys if anyone needs help with Middle school work message me :)

Answers

ljhsbnrljSBluhjBeupijhibSEUJLOfgSEJGLFbgjhBDgn KSEGhjgfsjEBNfsEfiyuSGHEBFJS EfjhSEGfjlsHEK fEijrufgyhubgerfjhk

Which is the equation of the line in slope-intercept form?
A) y = -3x - 2
B) y = 3x + 2
C) y=-1/3x+2
D) y= 1/3x-2

Answers

Answer:

A). y = -3x - 2

Step-by-step explanation:

Since the line is going downwards from left to right, we know that it is a negative line.

Slope equals rise/run. If you take any two points, it goes down 3 and 1 right. You don't put 1 so it's simply just -3x.

The line crosses the y axis at -2.

Jennie makes quilts. She can make 7 quilts with 21 yards of fabric. How many yards of fabric does she need to make 12 quilts? (Think setting up a proportion!!)
will give B

Answers

Answer:

36 yards of fabric

Step-by-step explanation:

Set up the proportion

quilts/yards = quilts/yards

Let x = no. of yards to make 12 quilts

x/12 = 21/7 = 3

x = 12(3) = 36 yards of fabric

I really need help with the radius,diameter and area off circles and halfcircles

Answers

Answer:

Radius refers to the distance between the center of the circle to any point of the circle

Diameter refers to the distance between any two points on the circle passing through the center of circle, it is also equal to radiusx2

Area of circle = πr², where π is a constant (≈3.14159), r is the radius

Halfcircles is basically half of the circle. It has the same radius and diameter as it's full circle but the area of the halfcircle is equal to half of the area of the full circle.

Step-by-step explanation:

x is greater than 4 and less than or equal to 8

Answers

Answer: 4<x≤8

Step-by-step explanation:

Okay brain block alert what is 3 1/3 divided by 4 3/4

Answers

Answer:

31/3÷43/4

=31×4/43×3

=124/129

Answer:

40/57

Step-by-step explanation:

keep change flip.

change the mixed fractions to improper by multiplying the integer by the denominator and then add the numerator.

should give you an answer of 10/3 and 19/4

which when put into the fraction-division rule equals 40/57

is it weird that im scared of my boy bsf

Answers

Answer:

No, not really.

Step-by-step explanation:

It kinda depends on what your best friend does. Do they act suspicious around you? Feel free to talk to me if you need help.

find the sine and cosine of a 60° angle

find the sine and cosine of a 30° angle

Answers

Answer:

Using the 30-60-90 triangle to find sine and cosine

sin(60 degrees) = 2√3 4.

sin(60 degrees) = √3 2.

sin(30 degrees) = 2 4.

sin(30 degrees) = 1 2.

cos(60 degrees) = 2 4.

cos(60 degrees) = 1 2.

cos(30 degrees) = 2√3 4.

cos(30 degrees) = √3 2.

14. What is the perimeter of the rectangle, in centimeters (cm)?
(Perimeter = 2L + 2W).
15 cm
3 cm
A) 18 cm
B) 45 cm
C) 36 cm
OD) 270 cm

Answers

The answer is c
P=2*15+2*3
P=30+6
P=36


A rectangular rug measures 9 feet by 6 feet. The rug has two
nonoverlapping yellow circles that each have a diameter of 3 feet. The
part of the rug not covered by the circles is blue.

What percent of the rug is blue? HELP HELP

DO NOT ANSWER “ DOWNLOAD HERE” STOP DOING THAT I ACTUALLY NEED HELP

Answers

Answer:

54%

Step-by-step explanation:

Answer:

74%

Step-by-step explanation:

Trust me

Reduza os termos semelhantes e classifique em binômio trinômio ou monômio

a.7xy²+5x³+9y²x -(9x³)+y²x+2x³
b.4xy²-7x²y-xy²+2xy²-5x²y
c.13ab+5a-(4ab-6b)+3a-2b
urgente por favor preciso para hoje te as 15:00


Answers

Answer:

a. 17xy^2 + -2x^3 es un binomio

Step-by-step explanation:

Tenemos que sumar los terminos que son iguales, pero las letras se ponen en orden alphabetica 9y^2x es igual que 9xy^2

a. 7xy^2 + 9xy^2 + xy^2 + 5x^3 + 2x^3 - 9x^3

suma los que tienen las mismas letras 17xy^2 + -2x^3 es un binomio como tiene dos termos

Las demas son igual

Total surface area??

Answers

Answer:

128

Step-by-step explanation:

couculator mhm thats all

Answer:

[tex]160cm^{2}[/tex]

Step-by-step explanation:

Surface Area = [tex]2(wl+hl+hw)[/tex]

w = 4

l = 8

h = 4

[tex]2((4*8)+(4*8)+(4*4))[/tex]

[tex]2(32+32+16)[/tex]

[tex]A = 160[/tex]

A seagull is flying 11 meters above the water. Directly below the bird, a fish is swimming 31 meters under the surface. What is the total difference in distance between the bird and the fish? A 11 B 20 C 31 D 42

Answers

Answer: D. 42 meters

Step-by-step explanation:

In calculating the distance between the seagull and the fish, you need to add their distances from sea level as this shows their distance from the sea and then from each other:

Seagull is 11 meters above the water

Fish is 31 meters below the water

Total difference

= Fish + Seagull

= 31 + 11

= 42 meters

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A chess club with 20 members is electing a new president. Isabel received 7 votes. What percentage of the club members voted for Isabel? Read the following excerpt from a speech made by a national leader duringwartime:It has been a long road, and I would not say this were it nottrue that we had exhausted all possible alternatives. Butthe threat is growing in the eastern front as well as in thewestern front, and our military capacity is simply notenough to avoid being overwhelmed. We have thereforeagreed to come to peace terms with our enemy. A sad day,to be sure, but one that will be only a footnote in our longand glorious history as a nation.Which is one likely purpose of the speech, based on the excerpt above?O A. To persuade citizens to sacrifice moreO B. To explain a difficult decisionO C. To surrtoenemyO D. To chastise those who dissent Which graph represents this system 3x+2=-6 y=-3/2x+2 Which of the following is a measure of the biodiversity of an ecosystem? help me plz i need the answer What property of equality would you use to solve the equation n/4 = 16. 3. Summarize, in a bulleted list, the main events in the Mexican-American War/ factorise x^{2} +2x-24[/tex] Pls help I need a good grade Help asappppp !!!!!!!! Describe the concentration of hydronium ions and hydroxide ions when a base is added slowly to a white vinegar solution. The pH of white vinegar is 3.1. Can somebody comfirm or deny this? The length of a rectangle is 3 times its width. If the length were increased by 2 inches and the width by 1 inch, the new perimeter would be 62 inches. What is the width and length of the rectangle? If w represents the width of the rectangle, then which equation could be used to solve for w? 2(4 w + 3) = 62 ( w + 1)(3w + 2)=62 2(3 w + 3) = 62 What radical changes occurred during the Scientific Revolution from 1500 to 1600?Please help me I'll love you forever Smartvb][po. Follett - Drawing D...AppsFOCPS Dashboard Springboard - Engli...03:16EXBy yourself, use the model to predict the number ofviolent crimes in the year 2020.violent Crimes in the United StatesThe linear equation that best models thisrelationship is y = -31,256x + 1,773,900, wherex represents the number of years since 1993 andy represents the number of violent crimes.Number of Violent Crimes Committed200000018000001600000140000012000001000000800000600000400000200000Assuming the trend continues, use the model topredict the number of violent crimes in the year202006 24 6 8 10 12 14 16 18 20Years Since 1993Source: United States Department of Justice, https://ucr.fbi.gov/from Math Nation, Section 10 - Topic 4. Independent Practice Use three different ways to write a ratio for each comparison. A sixth grade basketball team has 3 centers, 5 forwards, and 6 guards.Forwards to GuardsCenters to Total Players If a white dog with a short tail is crossed with a dog that is hom0zygous for black fur and heterozygous for a long tail, what is the probability (chance) that a puppy will be black with a short tail?1 out of 16 (6% chance)4 out of 16 (25% chance)8 out of 16 (50% chance)16 out of 16 (100% chance) Evaluate all three please i don't know any of those :( Rex bought a rectangular box of tissues measuring 9 inches by 5 inches by 4 inches. If each tissue has a volume of 0.25 cubic inch, how many tissues are in the box?A.45B.180C.600D.720 can I know which country you belong plz can I know