PRACTICE AND PROBLEM SOLVING
Explain why the triangles are similar and write a similarity sta
atement.​

Answers

Answer 1

Answer:

Because they are

Step-by-step explanation:

they ar4

Answer 2

Triangles are similar if their angles are congruent, supported by the AAA theorem. The similarity of triangles implies that the corresponding side lengths are proportional, which can be expressed algebraically or in words.

To justify that the triangles are similar, we look for congruent angles and proportional sides. The student indicated that the triangles have the same angles, which satisfies the AAA (Angle-Angle-Angle) similarity theorem. Because the angles are congruent, the sides are proportional, which means the ratios of corresponding sides are equal.

With words, we can express the relationship of corresponding lengths in similar triangles as the ratio of one triangle's side lengths to the other's. Algebraically, if we have corresponding sides a, b, and c from Triangle 1, and sides d, e, and f from Triangle 2, then a/d = b/e = c/f.

To solve for an unknown quantity, we algebraically isolate the variable in our equation, plug in the known values, calculate the answer, and then check to ensure the result is reasonable. For example, if we know sides a, b, d, and e, and we want to find side c, we would set up the proportion c/f = a/d, and after substituting the known values, we solve for c.


Related Questions

round 427963 to the nearest hundred​

Answers

Answer:

428,000

Step-by-step explanation:

You round the hundreds place

Final answer:

Rounding the number 427963 to the nearest hundred results in 428000, because the tens digit is 6 which indicates that we should round up.

Explanation:

To round the number 427963 to the nearest hundred, we need to look at the tens digit, which in this case is 6. Since the tens digit is 5 or more, we round up the hundreds place. This means that 427963 rounded to the nearest hundred is 428000.Rounding the number 427963 to the nearest hundred involves examining the tens digit, which is 6.

Since the tens digit is 5 or more, we round up the hundreds place.

Therefore, 427963 rounded to the nearest hundred is 428000.

what fraction represents point p on The number line

Answers

The awnser is 1 3/8!

SV is an angle bisector of ∠RST. If m∠RSV = (2x + 8)° and m∠RST = (6x − 26)°, find x.

Answers

Answer:

x = 21

Step-by-step explanation:

Given that SV is the angle bisector of ∠RST, then

∠RSV = ∠TSV, thus

∠RSV + ∠TSV = ∠RST ← substitute values

2x + 8 + 2x + 8 = 6x - 26, that is

4x + 16 = 6x - 26 ( subtract 6x from both sides )

- 2x + 16 = - 26 ( subtract 16 from both sides )

- 2x = - 42 ( divide both sides by - 2 )

x = 21

- In your opinion, should Cromwell have treated
the rebels so harshly? (Explain with evidence)

Answers

Answer:

yes they were rebels

Step-by-step explanation:

respect is earned, if you act a certain way you will be treated like that

Final answer:

Cromwell's harsh treatment of rebels during the English Civil War can be seen as a pragmatic approach to maintain discipline and discourage uprisings, but also as excessively cruel and counterproductive, particularly in the case of his actions in Ireland. It's worth noting that historical judgments depend heavily on the values and perspectives applied to the past.

Explanation:

Whether Oliver Cromwell should have treated the rebels so harshly during the English Civil War is a matter of perspective and is heavily debated among historians. Cromwell is known for his decisive, and yes, often harsh measures against those who rebelled against the Parliamentarian cause during the war. From a pragmatic viewpoint, one might argue that his harsh treatment of the rebels was necessary to maintain discipline and to discourage other potential uprisings. This included the crushing of the Levellers in the New Model Army and his later actions in Ireland.

However, there is also a compelling argument that his actions were excessively cruel and counterproductive to his stated goals. Numerous historical accounts indicate that his actions in Ireland, including the infamous massacre at Drogheda, served to perpetuate animosity towards English rule, contributing to centuries of tension and conflict.

The difficulty with questions like these is that they often involve value judgements. History, as a discipline, attempts to understand the past 'as it really was', acknowledging that people of the past operated according to different sets of values and contexts.

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Evaluate x + y + z for x = 2, y=-3, z=-4​

Answers

Answer:

-5 is the answer

Step-by-step explanation:

Answer:

-5

Step-by-step explanation:

You have to plug the numbers for each letter

2 + (-3) + (-4)  /  2 - 3 - 4 = -5

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10. Which type of exercise increases fat loss?

Answers

Answer:

Just running can even do it. Sit ups too

Step-by-step explanation:

^^

Running push ups sit ups

2,3,5,7,11,13 find the next 5 numbers

Answers

Answer:

15,17,19,21,23

Step-by-step explanation:

It goes up by 2

The great factory makes 6,793 toys each day. It makes 257 more toys than the super toy factory. How many toys does the super toy factory make each day?

Answers

6536 6793-257= 6536 is how many toys the super toy factory makes each day

Final answer:

The super toy factory makes 6,536 toys each day, which is calculated by subtracting the 257 additional toys made by the great factory from its total production of 6,793 toys.

Explanation:

To determine how many toys the super toy factory makes each day, we need to subtract the number of additional toys made by the great factory from its total daily production. The great factory makes 6,793 toys each day and it makes 257 more toys than the super toy factory. So:

Number of toys made by the super toy factory = Number of toys made by the great factory - Extra toys made by the great factory

Number of toys made by the super toy factory = 6,793 - 257

After performing the subtraction:

Number of toys made by the super toy factory = 6,536

Therefore, the super toy factory makes 6,536 toys each day.

What is the volume of the box pictured below?

Answers

Answer:

The volume of the box is 3/4 cubic meters.

Step-by-step explanation:

We know that volume = length * width * height. We have length, width, and height already, so all we have to do is multiply.

5/6 * 1 1/8 * 4/5. First we convert 1 1/8 from a mixed fraction, to give us 9/8, as 8/8 = 1.

5/6 * 9/8 * 4/5. 5 * 9 = 45, and 6 * 8 = 48. 45/48 reduces to 15/16.

15/16 * 4/5. 15 * 4 = 60, and 16 * 5 = 80. 60/80 reduces to 6/8, which reduces to 3/4.

What are the coordinates of P' when angle PQR is dilated by a scale factor of 3 using the origin as the center ?? What's the answer??

A) (6, 18)

B) (3, 2/3)

C) (2/3, 3)

D) (18, 6)what is the answer ​

Answers

Answer:

D

Step-by-step explanation:

After dilated by a scale factor of 3 using the origin as the centre the point P(6, 2) become P'(18, 6) option (D) is correct.

What is geometric transformation?

It is defined as the change in coordinates and the shape of the geometrical body. It is also referred to as a two-dimensional transformation. In the geometric transformation, changes in the geometry can be possible by rotation, translation, reflection, and glide translation.

We have an angle PQR is dilated by a scale factor of 3 using the origin as the centre.

Here the point P is not given, so we are assuming the point P is (6, 2)

After dilated by a scale factor of 3 using the origin as the centre:

P' =  (6×3, 2×3)

P'  = (18, 6)

Thus, after dilated by a scale factor of 3 using the origin as the centre the point P(6, 2) become P'(18, 6) option (D) is correct.

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what is the answer to -52 + 8|-1| + (-3)

Answers

Answer:

the answer is is -47

Step-by-step explanation:

First take the 8|-1|

anything between the lines is turned positive. therefore it simplifies to just 8 * 1  

so, now we have -52 + 8 + (-3)

-52 + 8= -44

-44+(-3)=-47

hope this helps you! ^^

Question 1 of 10
2 Points
Use long division to find the quotient below.
(3x² - 5x-2) = (x-2)
A. 24-1
B. 3x-1
C. 2x+1
D.3x + 1

Answers

Answer:

3x+1

Step-by-step explanation:

With water from one hose, a swimming pool can be filled in 9 hours. A second, larger hose used alone can fill the pool in 2 hours. How long would it take to fill the pool if both hoses were used simultaneously?

Answers

1/9 + 1/2 = 1/x

Let x = length of time it will take both hoses to work together

Multiply both sides by 18x.

2x + 9x = 18

10x = 18

x = 18/10

x = 9/5

x = 1.8 hours

In other words, if both hoses work together, the pool can be filled in 1 hour and 48 minutes.

A rectangular prism has a diagonal of 18.1 cm and its base has a diagonal of 16.2 cm.



What is the approximate height of the rectangular prism?
A. 1.9 cm
B. 8.1 cm
C. 19.9 cm
D. 24.3 cm

Answers

Answer:

B. 8,1 cm

Step-by-step explanation:

Take half of the diagonal:

[tex]16,2 \div 2 = 8,1[/tex]

I am joyous to assist you anytime.

8.1 cm. Half of the diagonal.

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WHO EVER ANSWERS FIRST GETS BRAINLIEST
Choose the missing step in the given solution to the inequality −x − 3 < 13 + 3x.


−x − 3 < 13 + 3x

___________

−4x < 16

x > −4


−4x − 3 > 13

2x − 3 < 13

−4x − 3 < 13

2x − 3 > 13

Answers

Answer:

-x - 3 < 13 + 3x

+3 +3

-x < 16 + 3x

-3x - 3x

-4x < 16

-4 -4

x > -4

2. -4x - 3 <13

+3 +3

-4x < 16

-4 -4

x > -4

3. 2x - 3 < 13

2x -3+3 < 13+3

2x < 16

2 2

x < 8

4. -4x - 3 > 13

-4x -3+3 > 13+3

-4x > 16

-4 -4

x < -4

5. 2x - 3 > 13

2x -3+3 > 13+3

2x > 16

2 2

x > 8

Translate the following sentence into math symbols. Then solve the problem. Show your work and keep the equation balanced.

10 less than x is -45

Pls Help Me

Answers

For this case we have to represent the following expression algebraically:

"10 less than x is -45"

So:

10 less than x is represented as: [tex]x-10[/tex]

Then, the complete expression is represented as:

[tex]x-10 = -45[/tex]

Adding 10 to both sides of the equation:

[tex]x = -45 + 10\\x = -35[/tex]

Thus, the value of the variable is [tex]x = -35[/tex]

Answer:

[tex]x = -35[/tex]

Covert to find the equivalent rate

Answers

Answer:

31

Step-by-step explanation: you have to change day into 24 and hour into 1 since there are 24 hours in a day so once you do that if you divide the left equation by 24 to match the denominators then you have to divide the numerator(744) by 24 as well to get pounds on the right side which comes out to be 31

Hope this helps

Can anyone help me with this question please.(12points)

Answers

Answer:

8(8 + 7 + 5)

8(7 + 5)

40 + 56

15 + 13

(8 - 7) + (8 - 5)

Step-by-step explanation:

8 (64 + 56 + 40)

8(56 + 40)

96

28

1  + 3

A dog is standing on a cliff 20 feet above sea level. A dolphin is swimming 6 feet below sea level. An octopus is moving along the seabed, 30 feet below sea level. What is the elevation of the dog, dolphin and octopus?



Plz help!!!!

Answers

Answer:

Dog: 20

Dolphin: -6

Octopus: -30

Step-by-step explanation:

The dog is at 20 because it is above sea level meaning it is above the zero, meaning it is plus +

The dolphin is at -6 because it is below sea level meaning it is below zero meaning its a negative -

The octopus is at -30 because it is below sea level meaning it is below zero meaning its a negative -

(Any Thing Below Zero is a Negative & Anything Above Zero is a Positive)

The elevation of the dog is 20 feet.

The elevation of the dolphin is -6 feet.

The elevation of the octopus is -30 feet.

Given,

A dog is standing on a cliff 20 feet above sea level.

A dolphin is swimming 6 feet below sea level.

An octopus is moving along the seabed, 30 feet below sea level.

We need to find out what is the elevation of the dog, dolphin, and octopus.

How do we describe elevation?

When we measure the distance we always measure it from the sea level.

The distance measured below the sea level is always described as a negative value.

The distance measured above sea level is always described as a positive value.

We have,

A dog is standing on a cliff 20 feet above sea level.

This is above sea level so we can describe it as:

The elevation of the dog is 20 feet.

A dolphin is swimming 6 feet below sea level.

This is below sea level so we can describe it as:

The elevation of the dolphin is -6 feet.

An octopus is moving along the seabed, 30 feet below sea level.

This is below sea level so we can describe it as:

The elevation of the octopus is -30 feet.

Thus,

The elevation of the dog is 20 feet.

The elevation of the dolphin is -6 feet.

The elevation of the octopus is -30 feet.

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Natalie won 91 super bouncy balls playing
basketball at the county fair. At school she
gave three to every student in her math class.
She only has 1 remaining. How many
students are in her class?

Answers

30 students. do this. take 91/3 and get 30 with one leftover. so, there are 30 kids in her math class

On Monday, Ken spent half of his money on a new game. The next doy he earned $ 12 mowing lawns He now has $32. How much money did Ken hoy before bought the game ?

Answers

Answer: 40$

Step-by-step explanation: before the mowing 20$ if half is on the game before game would be 40

Answer:

He had $ 40 before bought the game.

Step-by-step explanation:

Let x be the original amount ( in dollars ) contained by Ken,

His spending on game = half of his money = [tex]\frac{x}{2}[/tex]

So, the remaining money = [tex]x-\frac{x}{2}[/tex] = [tex]\frac{x}{2}[/tex]

Now, his earning = $ 12,

Thus, final amount he has = remaining amount + earning

[tex]\frac{x}{2}+12[/tex]

According to the question,

[tex]\frac{x}{2}+12=32[/tex]

[tex]\frac{x}{12}=20[/tex]

[tex]\implies x= 40[/tex]

Hence, he had $ 40 before bought the game .

#7 The ratio of girls to boys in the grade
is 6 to 8. If there are 120 girls, how many
boys are there?

Answers

Answer:

160

Step-by-step explanation:

Total number of girls in grade is = 120

ratio of girls to boys is [tex]\frac{6}{8}[/tex]

Let number of boys be [tex]x[/tex]

∴[tex]\frac{6}{8} = \frac{120}{x}[/tex]

⇒[tex]6x = 120*8 = 960\\x = \frac{960}{6} \\x = 160[/tex]

Number of boys in grade = 160

Answer:

the answer is 160.

Determine the product of -8 and -4.
0-12
12
0-32
32

Answers

Answer:

32

Step-by-step explanation:

Product= multiplication

8 multiplied by 4 equals 32

when two negatives are multiplying themselves, the answer is Positive.

-8 multiplied by -4 equals 32

For every two boys in student council there were five girls if there were nine more girls in student council how many boys were in the club

Answers

Their were 4 more boys

33 plus what equals 58?

Answers

Answer:25





step by step equation

What is -6 + 5a - 6a - 10 - 4a simplified

Answers

Answer:

-5a -16

Step-by-step explanation:

-6 + 5a - 6a - 10 - 4a

=5a -6a -4a -10 -6

= -5a -16

Answer:

-16 - 5a

Step-by-step explanation:

-6 + 5a - 6a - 10 - 4a

= -6 - 10 = -(6 + 10)

= -16

= -16 + 5a - 6a - 4a

= 5a - 6a - 4a

= (5 - 6 - 4)a

= -5a

= -16 - 5a

Identify the written form of this number 4,812,000

Answers

Answer: Four million eight hundred twelve thousand

Hope this helps you!

Answer:

four million eight hundred and twelve thousand

Step-by-step explanation:

15. Explain how you can calculate each square
root mentally.
a) 31 x 31
b) 431 X 431
c) 17 squared
d) 432 squared

Answers

Well perhaps if you know your times tables you would know. However, using a calculator is preferred

Final answer:

Mentally calculating square roots for perfect squares like 31 x 31 or 17 squared is identifying the number that was squared, for instance, 31 or 17 respectively. Larger numbers may require a calculator.

Explanation:

The question is asking how to mentally calculate the square roots of certain numbers. For perfect squares, such as 31 x 31 or 17 squared (which is 17 x 17), the process is straightforward because the square root of a perfect square is the number that was squared.

For instance, the square root of 31 x 31 is 31, and the square root of 17 squared is 17. However, for large numbers like 431 x 431 or 432 squared, while they are also perfect squares, mental calculation might be impractical due to their magnitude, and a calculator would typically be used.

Hurry plz Im being timed!
The graph of a relation is shown. A coordinate plane with a straight line. The line starts in the lower-left quadrant and continues up through the uppercase right quadrant. The line passes through the y-axis slightly below the origin and then passes through the x-axis slightly to the right of the origin. Which of these values could be the slope of the line? Select two options.

-2

-8/5

0

7/4

3

Answers

Answer:

7/4 and 3

Step-by-step explanation:

Because all the other answers are a negative slope or undefined.

The graph shown is positive so the slope has to be positive.

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Answer:

The possible values of slope are 7/4 and 3.

Step-by-step explanation:

We need to find the possible values of slope of the given line.

The slope of an increasing line is positive.

The slope of a decreasing line is negative.

The slope of a vertical line is infinite.

The slope of a horizontal line is 0.

The given line is an increasing line because the value of y increases as x increases and vice versa.

So, the slope of given line must be positive.

Only 3 and 7/4 is positive.

Therefore, the possible values of slope are 7/4 and 3.

What decimal is equal 35%

Answers

Answer: 0.35

Step-by-step explanation: To write a percent as a decimal, first remember that a percent is a ratio that compares a number to 100. We can think of 35% as the ratio 35 to 100 or 35 ÷ 100. Remember that dividing by 100 moves the decimal point 2 places to the left. Therefore, 82 ÷ 100 would move the decimal point 2 places to the left which would give us .35 or 0.35.

35% can be written as the decimal 0.35.

The decimal equivalent of 35% is 0.35 .

Given,

35%

Now,

To write a percent as a decimal, first remember that a percent is a ratio that compares a number to 100. We can think of 35% as the ratio 35 to 100 or 35 ÷ 100. Remember that dividing by 100 moves the decimal point 2 places to the left.

Therefore, 35 ÷ 100 would move the decimal point 2 places to the left which would give us .35 or 0.35.

Hence,

35% can be written as the decimal 0.35.

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Laura is looking for a way to save money this year on her medical expenses. Insurance is starting to get expensive, and her budget is tight. She figures that she has a 75% chance of needing to visit the doctor and get medication once in the winter, for a total of about $400. She also figures there should be some room in the budget for emergencies, so she estimates a 5% chance she will need to spend $300 at an emergency room.Is it reasonable for Laura to set her medical budget at $300 for the year? Henry is 4 years younger than Linda. Linda is 20 years old.After correctly carrying out the Solve step of the five-step problem-solving plan, which solution should you arrive at to find Henrys age?28241612 During the era of European settlement between 1600 and 1820, most Africans who came to the Americas arrived as __________. A. indentured servants B. colonists C. explorers D. slaves Please select the best answer from the choices provided A B C D Evaluate 5(12)^3x for x = 1. Using at least two examples, explain how the process of evolution is revealed by the imperfections of living organisms. The achoo syndrome (sneezing in response to bright light) and trembling chin (triggered by anxiety) are both dominant traits in humans. a. What is the probability that the first child of parents who are heterozygous for both the achoo gene and trembling chin will have achoo syndrome but lack the trembling chin? b. What is the probability that the first child will not have achoo syndrome or trembling chin? Use the word bank to answer the questions(Word bank)A- words that create picturesB- a comparison C- the main ideaD- the attitude of the writer toward the subject, ideas, theme, or characters E- images, plot patterns, and characters that occur frequently in literature 11. metaphor 12. Tone 13. Archetype14. Imagery15. Theme 2 PointsVas a pagar mucho __ los boletos?A. paraB. Con C. PorD. 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What was the purpose of the Federal Convention?A to rewrite the Articles of ConfederationOB to ratify the proposed amendments to the Articles of ConfederationOC to determine if amendments were needed to be made to the Articlesof ConfederationOD to draft proposed amendments to the Articles of Confederation In addition, the balance of common stock at the beginning of the year was $650,000, and the balance of retained earnings was $50,000. During the year, the company issued additional shares of common stock for $34,000 and paid dividends of $28,000. In addition, the company reported balances for the following assets and liabilities on December 31. Assets Liabilities Cash $ 54,400 Accounts payable $ 15,600 Supplies 12,700 Utilities payable 6,000 Prepaid rent 33,000 Salaries payable 5,300 Land 290,000 Notes payable 33,000 Required: 1. Prepare a statement of stockholders equity. 2. Prepare a balance sheet. The cost of renting a car is $25 per day plus a one-time feeof $75.50 for insurance. How many days can the car berented if the total cost is to be no more than $525? Writeand solve an inequality to find the solution, and graph thesolution on a number line. What does 25 + 25 equal? To retain its edge in the organic health food market, Natura has established a high-priority team comprised of senior executives from the company's production, marketing, and research divisions. These employees work together closely to study consumer attitudes about organic health foods and come up with a closely monitored development and marketing strategy for new products. This ensures that each division is informed of the specific needs, timelines, and expected outcomes of the strategy. It also makes Natura a company that adapts to changes in market trends swiftly. The team Natura uses here is of the ________ type.A) problem-solvingB) self-managed workC) cross-functionalD) traditionalE) departmental Geology- a unifying theory gives us one broad explanation for a number of phenomena where, previously, we needed separate explanations. How does the plate Tectonics theory serve as a unifying theory? Earth orbits around the Sun at an average speed of 30 km/s. How far does the Earth move in a year (3.16 x 107 s) as it revolves around the Sun? Express your answer in kilometers using the correct number of significant figures