Identify the composition that is represented by: r (90, 0) T(−2,4)

A translation left 2, up 4 and then a reflection of 90°
A rotation of 90° and then a translation left 2, up 4.
A translation of left 2, up 4 and then a rotation of 90°.
A reflection of 90° and then a translation left 2, up 4.

Answers

Answer 1

The composition of the transformation is (b) A rotation of 90° and then a translation left 2, up 4.

How to determine the transformation?

The transformation rule is given as:

r (90, 0) T(−2,4)

The r(90,0) represents a rotation of 90 degrees.

The other part of the transformation rule can be rewritten as:

T(-2,4) => (x - 2,y + 4)

This means a translation right by 2 units and up by 4 units

Hence, the composition of the transformation is (b)

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Answer 2

Answer: left 2

Step-by-step explanation:


Related Questions

Help please i need it

Answers

Answer:

4 pints

Step-by-step explanation:

1(2  1/2)   + 2(4)  + 1(5  1/2)  =5/2  +  8   + 11/2 =16/2  + 88 +  816/28/24

Therefore each can would contain 8/2 =  4 pints

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

Please feel free to comment, ask questions, give feedback, or correct me if I am wrong!

Have a great day!

:)

SHOW ALL WORK PLEASE!!!!!!!

The rat population in a major metropolitan city is given by the formula n(t)=89e^0.02t where t is measured in years since 1992 and n(t) is measured in millions

What was the rat population in 1992?

What does the model predict the rat population was in the year 2003?

Answers

Answer:

See below ~

Step-by-step explanation:

What was the rat population in 1992?

⇒ t represents the years after 1992

⇒ So, in 1992, t = 0

⇒ Apply in the formula

⇒ n(0) = 89e^(0.02 × 0)

⇒ n(0) = 89e⁰

⇒ n(0) = 89,000,000

The rat population in 1992 was 89,000,000.

===========================================================

What does the model predict the rat population was in the year 2003?

⇒ Number of years after 1992 : 2003 - 1992 = 11

⇒ Substitute for t in the formula

⇒ n(11) = 89e^(0.02 × 11)

⇒ n(11) = 89e^(0.22)

⇒ n(11) = 89 × 1.24607673

⇒ n(11) = 110,900,829 rats

The model predicts that in the year 2003 there will be a rat population of 110,900,829 rats.

Answer:

(a) 89,000,000 rats

(b) 110,900,829 rats

Explanation:

Given equation:

n(t)=89e^0.02t

To find the initial population (1992):

insert t = 0

n(0) = 89e^0.02(0) = 89 million ≈ 89,000,000

To find the rat population in 2003 (after 11 years):

insert t = 11

n(11) = 89e^0.02(11) = 89e^0.22 ≈ 110,900,829

7,000 dollars is placed in a savings account with an annual interest rate of 3%. If no money is added or removed from the account, which equation represents how much will be in the account after 7 years?

Answers

Answer:

See below

Step-by-step explanation:

Interest   3%   in decimal form is  .03

  interest in ONE year    7000 * .03

         interest in SEVEN years   7000 * .07 * 7

           this is added to the original deposit of 7000

              to become   7000 + 7000 * .03 * 7

                                        or  7000 ( 1 + .03*7 )

                                              or   7000 ( 1.21 ) = $ 8470

IF the interest is compounded

   the money in the account will be    7000 ( 1+.03)^7  

A recipe calls for (1 3/8) cups of sugar to make 2 dozens cupcakes. How much sugar is needed to make 60 cupcakes?

Answers

Answer:

55/16 cups or 3.4375 cups

Step-by-step explanation:

there are 5 dozens (12) in 60, so there are 2.5 2 dozens in 60, so you would multiply 1 3/8 by 2.5 to find how many cups are needed in 60 cupcakes because 1 3/8 cups is for 2 dozen cupcakes

HELP!!!!!! 100 POINTS!!!!!!
Kyle and Lauren teach swimming lessons during the summer. Kyle has 8 classes with g students in each class and 6 classes with h students in each class. Lauren has 5 classes with g students in each class and 10 classes with h students in each class.

If Kyle has a total of 62 students and Lauren has a total of 70 students, which equation shows the solution to the system of equations that represents this situation?

Answers

The equation which shows the situation are 8g + 6h = 62 and 5g + 10h = 70.

What is an expression?

Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication and division.

Given that:-

Kyle and Lauren teach swimming lessons during the summer. Kyle has 8 classes with g students in each class and 6 classes with h students in each class. Lauren has 5 classes with g students in each class and 10 classes with h students in each class.If Kyle has a total of 62 students and Lauren has a total of 70 students,

The equation made by the given situation is:-

For kyle, there are g students attending 8 classes sp total number of students will be 8g similarly for h students there are 6 classes so the total number of h students will be 6h. The total number of students for both g and h students attending kyle's class is 62. So the equation will be given as:-

8g   +  6h  =  62

Now for Lauren, there are g students attending 5 classes so the total number of students will be 5g similarly for h students there are 10 classes so the total number of h students will be 10h. The total number of students for both g and h students attending Lauren's class is 70. So the equation will be given as:-

5g  +  10h  =  70

Therefore the equation which shows the situation are 8g + 6h = 62 and 5g + 10h = 70.

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How do u solve the pythagorean theorem to find out if they right trangles

Answers

To solve the theorem, we will  take the square of the longest side of a right triangle and equate to the sum of the squares of the other two sides

What is Pythagoras theorem

Pythagoras theorem states that the square of the longest side of a right triangle is equal to the sum of the squares of the other two sides

For instance, let;

c be the longest sidea and b be the other two sides

According to the theorem above, mathematically;

c² = a² + b²

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Bulls can develop respiratory issues as they get older. This may compromise their ability to breath properly which affects their energy level and overall health. A researcher wishes to conduct a study to find which of two injection therapies, Therapy A or Therapy B, is more effective in improving respiratory health. A total of 180 bulls that are at least 12 years old will be randomly selected from ranches in the state of Texas. The researcher will get consent from all owners, treat the bulls for eight months and evaluate changes in respiratory health.

Part A: How would the study benefit from adding a control group? (2 points)

Part B: What is the best way to randomly place the bulls into the Therapy A, Therapy B, and control groups? (4 points)

Part C: The researcher wants to use a blocking variable to place the bulls into groups instead of doing it randomly. He decides to block either by breed or ranch. Explain which would be the best blocking method. (4 points)

Answers

The study benefit from adding a control group as it would help in the correlation

What is a control group?

A control group is s used to establish a cause-and-effect relationship by isolating the effect of an independent variable.

The best way to randomly place the bulls into the Therapy A, Therapy B, and control groups is random testing. The best blocking method will be breeding.

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(2x-2) (x+5) what does x =

Answers

Answer:

a

x

2

+

b

x

+

c

=

0

the two roots of the equation take the form

x

1

,

2

=

b

±

b

2

4

a

c

2

a

So, start by adding

5

to both sides of the equation to get

2

x

2

+

x

5

=

5

5

2

x

2

+

x

5

=

0

Notice that you have

a

=

2

,

b

=

1

, and

c

=

5

. This means that the two solutions will be

x

1

,

2

=

1

±

1

2

4

2

(

5

)

2

2

x

1

,

2

=

1

±

41

4

You can simplify this if you want to get

x

1

=

1

+

41

4

1.35078

and

x

2

=

1

41

4

1.85078

Answer:

(2x-2)=

     +2 =+2

(2x)=2

----------

    2

x= 1

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

(x+5)=

   -5=-5

x= -5

Step-by-step explanation:

You just need to separate the variable from the numbers

Triangle ABC = Triangle ADF, AD = 18, BC = 17, DF= [?]

Answers

The value of the length DF is 17

How to determine the length DF?

The statement Triangle ABC = Triangle ADF means that the triangles ABC and ADF are congruent triangles.

So, we have:

AB = AD

AC = A F

BC = DF

Given that BC = 17;

The equation BC = DF becomes

17 = DF

Rewrite as:

DF = 17

Hence, the value of the length DF is 17

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Question 6 of 10 In order to solve the following system of equations by addition, which of the following could you do before adding the equations so that one variable will be eliminated when you add them? 2x - 4y = 5 6x - 3y=10 A. Multiply the top equation by -2. B. Multiply the top equation by -3 and the bottom equation by 2. C. Multiply the top equation by 3 and the bottom equation by 4. D. Multiply the top equation by -3. SUBMIT

???​

Answers

Multiply the top equation by -3 and then adding both the equations one variable will be eliminated. So the correct answer is option D.

What is an equation?

It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.

We are having two equations:-

2x - 4y = 5

6x - 3y=10

When we multiply the first equation by -3 the equation will become as follows:-

-6x  +  12y = - 15

6x   -  3y  =   10

By adding both the equations one variable will be eliminated:-

9y = - 5

Therefore Multiply the top equation by -3 and then add both the equations one variable will be eliminated. So the correct answer is option D.

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the perimeter of a rectangular field is 302 yards. if the length of the field is 92 yards what is its width

Answers

Answer:

the width is 59

Step-by-step explanation:

302/2-92=59

simplify (4x^3)^2 (3x^5)

Answers

Answer:

16x^6(3x^5)

48x^11

Hi there !
What is a Pythagoras theorem ?
Nonsense = Reported
Thank you​

Answers

Answer:

Hi! I think you are referring to the Pythagorean Theorem.

Essentially, given a right triangle, the sum of the squares of the shorter sides equals the square of the longer (slant) side or hypotenuse.

The formula is a squared + b squared = c squared

If the triangle has side lengths 3 and 4 (for the shorter sides), the longer side can be solved like this:

3 squared + 4 squared = x squared

(Let x =  the longer side)

3 squared = 9

4 squared = 16

9+16 = x squared

25 = x squared

x =  5

So there you go, that's the Pythagorean theorem.

Let me know if this helped!

Answer:

a theorem attributed to Pythagoras that the square on the hypotenuse of a right-angled triangle is equal in area to the sum of the squares on the other two sides.

Step-by-step explanation:

If one student is chosen at random, Find the probability that the student was NOT a female that got a "C"


--------- A // B // C // Total

Male: 10 // 8 // 15 // 33

Female: 7 // 9 // 17 // 33

Total: 17 // 17 // 32 //66

Answers

The probability that the student was NOT a female that got a "C" is 15 / 32.

What is the probability?

Probability determines the chances that an event would happen. The probability the event occurs is 1 and the probability that the event does not occur is 0.

The probability that the student was NOT a female that got a "C" = number of males that got a C / total number of people that got a C =  15 / 32.

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Find the amount of simple interest on a loan of $2,500 at 4.44% interest for 12.75 months. (Round to the nearest cent)

Answers

Standard pay in monthl 196 + 111 = 217
2500* 4.44 / 100 = 111 iterest per month

A company orders 24 boxed lunches from a deli for $177.60. If each boxed lunch
costs the same amount, what is the unit cost of each boxed lunch?

Answers

It’ll cost $44.40 per box
Because 177.60 divided by 4 is 44.40

Answer: $7.40

Step-by-step explanation:

You can use $177.60 divide by 24 boxed lunches equals $7.40
Since you have to distribute 177.60 in 24 boxes.

Given: ABCD is a parallelogram.

Prove: ∠A ≅ ∠C and ∠B ≅ ∠D

Parallelogram A B C D is shown.

By the definition of a ▱, AD∥BC and AB∥DC.

Using, AD as a transversal, ∠A and ∠
are same-side interior angles, so they are
. Using side
as a transversal, ∠B and ∠C are same-side interior angles, so they are supplementary. Using AB as a transversal, ∠A and ∠B are same-side interior angles, so they are supplementary.

Therefore, ∠A is congruent to ∠C because they are supplements of the same angle. Similarly, ∠B is congruent to ∠
.

Answers

A parallelogram is a quadrilateral with four sides and the opposite sides of the parallelogram are equal and parallel.

How to show the proof?

In the given figure, AB||DC. AD is the transversal, such that:

∠A + ∠D = 180-degrees.

The parallelogram is a quadrilateral with equal such that the interior angles present on the same side of the transversal are supplementary. The sum of supplementary angles is equal to 180-degrees.

From the theorem of same-side interior angles, the supplementary angles present on the parallel lines must be intersected by a transversal.

From the property of transversal, the interior angles on the same side of the transversal are supplementary. Therefore, ∠A and ∠D are supplementary and their sum is equivalent to 180-degrees.

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PLEASE HELP!!!!!!!!!!!!!!!!!!! I'll NAME BRAINLIEST!!!!!!!!!!!!!!!!!A moving-van rental company uses the polynomial 110 + 0.65(m – 200) to calculate the rental charges if a customer drives a van more than 200 miles in one day. In the polynomial, m is the total number of miles that the customer drove the van during the day. Use the Distributive Property to write an equivalent expression for the total cost of renting the van and driving it more than 200 miles in one day.

Answers

Answer:I think it would be 84 + 0.45m + 108.

Which simplified could be 0.45m + 192.

hope this helps!

Step-by-step explanation:

Worth 30 points! Select the correct answer.
What is the value of x in the triangle? (file is attached below)

Answers

Answer:

A

Step-by-step explanation:

tan60=opp/adj

tan60=15/x

15tan60=x

25.98=x (when you calculate 15 root 3 it is the same number)

What are the zeros of the quadratic function f(x)=8^2-16-15

Answers

Answer:

C)

Step-by-step explanation:

f(x)=[tex]8x^{2} -16x-15[/tex]
[tex]8x^{2} -16x-15=0[/tex]
[tex]x=\frac{-b+-\sqrt{b^{2}-4ac } }{2a}[/tex]  ,  a=8, b= - 16, c= - 15

[tex]x=\frac{-(-16)+-\sqrt{(-16)^2-4*8*(-15)} }{2*8} = \frac{16+-\sqrt{736} }{16} =\frac{16+-4\sqrt{46} }{16} = 1 +- \frac{\sqrt{46} }{4} = 1+- \frac{\sqrt{23} \sqrt{2}}{2\sqrt{2} \sqrt{2} } =1+-\frac{\sqrt{23} }{2\sqrt{2} } = 1+-\frac{\sqrt{23} }{\sqrt{8} }[/tex]

Which statement best describes Inflation?
О А. Inflation decreases the amount of goods and services that can be purchased with a dollar.
Inflation Increases the amount of goods and services that can be purchased with a dollar.
Inflation increases the purchasing power of a dollar.
O C.
OD.
Inflation decreases the prices of goods and services.
O E. Inflation doesn't affect the prices of goods and services but increases wages.

Answers

Answer:

A

Step-by-step explanation:

Inflation decreases the amount of goods and services that can be purchased with a dollar.

A continuous random variable X has cdf F(x)=x² b (a) Determine the constants a and b. for a < 0, for 0 < x < 1, for x > 1.​

Answers

Any proper CDF [tex]F(x)[/tex] has the properties

• [tex]\displaystyle \lim_{x\to-\infty} F(x) = 0[/tex]

• [tex]\displaystyle \lim_{x\to+\infty} F(x) = 1[/tex]

so we have to have a = 0 and b = 1.

This follows from the definitions of PDFs and CDFs. The PDF must satisfy

[tex]\displaystyle \int_{-\infty}^\infty f(x) \, dx = 1[/tex]

and so

[tex]\displaystyle \lim_{x\to-\infty} F(x) = \int_{-\infty}^{-\infty} f(t) \, dt = 0 \implies a = 0[/tex]

[tex]\displaystyle \lim_{x\to+\infty} F(x) = \int_{-\infty}^\infty f(t) \, dt = 1 \implies b = 1[/tex]

Two mechanics worked on a car. The first mechanic charged $95 per hour, and the second mechanic charged $110 per hour. The mechanics worked for a combined total of 35 hours, and together they charged a total of $3550. How long did each mechanic work?

Firstmechanic:hours
Secondmechanic:hours

Answers

Answer:

1st mechanic:20hours

2ndmechanic:15hours

Step-by-step explanation:

1stmechanic:20hours=20x95

                                   =$1900

2nd mechanic:15hours=15x110

                                     =$1650

total=$1900+$1650

       =$3550

Solve for x
(2^2/x) (2^4/x) = 2^12

Answers

[tex] \textsf{\qquad\qquad\huge\underline{{\sf Answer}}} [/tex]

Let's solve ~

[tex]\qquad \sf  \dashrightarrow \:(2 {}^{ \frac{2}{x} } ) \sdot(2 {}^{ \frac{4}{x} } ) = 2 {}^{12} [/tex]

[tex]\qquad \sf  \dashrightarrow \:(2 {}^{ \frac{2}{x} + \frac{4}{x} } ) = 2 {}^{12} [/tex]

[tex]\qquad \sf  \dashrightarrow \:(2 {}^{ \frac{6}{x} } ) = 2 {}^{12} [/tex]

Now, since the base on both sides are equal, therefore their exponents are equal as well ~

[tex]\qquad \sf  \dashrightarrow \: \dfrac{6}{x} = 12[/tex]

[tex]\qquad \sf  \dashrightarrow \:x = \dfrac{6}{12} [/tex]

[tex]\qquad \sf  \dashrightarrow \:x = \dfrac{1}{2} [/tex]

or

[tex]\qquad \sf  \dashrightarrow \:x = 0.5[/tex]

Hope you got the required Answer ~

HELP PLS! A kiddie pool is 9 feet long and 6 feet wide. Surrounding wach side of the kiddie pool is a cement walkway of uniform width. The combined area of the pool and walk way is 108 ft^2. Find the width of the walkway

Answers

Answer:

wait I will edit and answer it in a few minutes

A 8 gram sample of a substance that's a by-product of fireworks has a k-value of 0.101.
Find the substance's half-life, in days. Round your answer to the nearest tenth.

Answers

A 8 gram sample of a substance that's a by-product of fireworks has a k-value of 0.101. The half-life is 2.98 days.

What is the formula for half-life?

Exponential decay obeys the equation

[tex]m(t) = m_0 e^{-kt}[/tex]

where t = time, days

Given:

Initial mass, m₀ = 8 g

Decay constant, k = 0.101

For half-life, the mass is m = m₀/2.

Therefore,

[tex]m(t) = m_0 e^{-kt}[/tex]

e^{-0.101t} = 1/2

-0.101t = ln 0.5

t = ln 0.5/-0.101

t = 2.98

Therefore, The half-life is 2.98 days.

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I need help I don’t understand please help

Answers

put 8 on the y axis and 7 on the x axis for the first one and -2 on the y axis and 10 on the x axis for the second one ( you can see the y and x axis on the graph)

I want to buy a car for $17,500 and I make 13 an hour roughly how long would it take me to reach my goal? & how many hours would i have to work ?

Answers

Answer:

1347 hours

Step-by-step explanation:

Assuming the income is net income (total after taxes etc.):

Cost of car = $17,500Net income = $13 per hour

To calculate the number of hours to be worked to save enough to buy the car, divide the cost of the car by hourly net income:

[tex]\begin{aligned}\implies \textsf{Number of hours to work} & = \dfrac{\textsf{Cost of car}}{\textsf{hourly net income}}\\\\& = \sf \dfrac{17500}{13}\\\\& = \sf 1346.1538...\end{aligned}[/tex]

We have to round the number up to 1347 hours, as only $17,498 will be saved if 1346 hours are worked.

The average working week is approximately 40 hours, therefore to calculate how many weeks it would take to earn enough money to purchase the car, divide the number of hours by 40:

⇒ 1347 ÷ 40 = 33.675

So it would take 34 weeks, working an average of 40 hours a week and not spending any of the money earned, to save enough to purchase the car.

Cost of car=$17500Earnings per hour =13

Total hours

Cost/Earnings17500/131346.15

Round to the next whole instead of nearest whole to avoid depicit

1347 hours you have to work atleast

In most of the countries the average working hours per week is

45 hours

Total weeks

1347/4529.930weeks you have to work if you don't spend any money of it

EASY POINTS LM is the midsegment of & ABC. If IM is 8 centimeters long, how long is AC

Answers

I think it's 12 because here it comes out

If F(x) = x-3, which of the following is the inverse of F(x)?
O A. F1(x) = x+ 3
B. F¹(x) = 3x
OC. F¹(x) = x-3
OD. F¹(x) = 3-x

Answers

Answer:

3-x is the inverse of f(x)=x-3

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Faelyn grouped the terms and factored the GCF out of the groups of the polynomial 6x4 8x2 + 3x2 + 4. Her work is shown.Step 1: (6x4 8x2) + (3x2 + 4)Step 2: 2x2(3x2 4) + 1(3x2 + 4)Faelyn noticed that she does not have a common factor. Which accurately describes what Faelyn should do next?Faelyn should realize that her work shows that the polynomial is prime.Faelyn should go back and regroup the terms in Step 1 as (6x4 + 3x2) (8x2 + 4).In Step 2, Faelyn should factor only 2x out of the first expression.Faelyn should factor out a negative from one of the groups so the binomials will be the same. Define the vocabulary words below in your OWN words.Government - Economy -Preamble -Constitution -Bill of Rights - Articles of Confederation -Declaration of Independence -Industrialization -Immigration -Migration -Cotton Gin -Abolitionist -Union - Confederacy - Strategies - Seceded - Draft - Ironclads - Prominent - Primary Sources - Reconstruction - Calculate the equilibrium concentration of Cu2+ in a solution initially with 0.050 M Cu2+ and 1.00 M NH3. The repeated use of the word reinforces the strength and power of the United Nations. how can food deserts be eliminated in America? Which series of headings best fits an informational text titled "The Benefits ofNapping"?A. Mammals, Reptiles, InsectsB. Being Asleep, Being Awake, Being AwareC. Pillows, Blankets, MattressesOD. When, How Long, How Often A machine is used to convert heat energy into work energy, and is connected to a cooling system which keeps the machine at a constant temperature. If 2000 kJ of heat energy enter the machine, and the machine performs 700 kJ of work, how much heat energy must still be removed by the cooling system? Remember What the law of Conservation of energy says about the total energy before and after a transformation. the graph f(x) is shown below. Which function could represent the graph of f(x)? (1) f(x)=(x+2)(x^2+3x-4)(2) f(x)=(x-2)(x^2+3x-4)(3) f(x)=(x+2)(x^2+3x+4)(4) f(x)=(x-2)(x^2+3x+4) Simplify surd need an answer asap please Jane had $5.00, then spent $2.00. How much does she have now? is the form of corruption manifested by a preferential treatement practce. Can you help like fast what is the mean of 7,5,6,5,4,4,8,6,6,7,4,5,56,6 Danny was recently diagnosed with generalized anxiety disorder. Danny excessively worries about his grades in school, being accepted by peers, family problems, and future events. Due to these worries, Danny has frequent headaches, stomachaches, and muscle tension. Dannys symptoms are intensified at school when he receives a poor grade on an assignment or gets picked on by other students. What treatment options do you suggest? What might happen if Danny does not get treatment? pls help me its the last week. The narrator determines what will take place in a story. what the reader will like in a story. how many characters will be in a story. how a reader will see everything in a stor what is mean by migrationwho will give me brainlest then I am follow you The photo shows the Matterhorn in the Swiss Alps.What carved the sharp features of this mountain?OA. Thermal expansionOB. Iron oxideC. Glacial iceOD Plant roots Calculate the work done by a crane of power 80,000W in 60 seconds. calculate the work done in kilo joules in lifting a mass of 20kg at steady velocity through a vertical height of 20m How do you write, "Hi, my name is Quincy and I will be your tour guide." in french?