Use the diagram shown. There are two lines which intersect each other and making angles 1 and 2. The opposite angles to 1 is 3, and 2 is 4. Which statements are true? Select all that apply. A. m∠2 + m∠3 = 180° B. m∠3 + m∠4 = 180° C. m∠2 + m∠3 = m∠3 + m∠4 D. m∠1 + m∠3 = m∠2 + m∠4

Answers

Answer 1

Answer:

I think that A, B, and C are correct.

Step-by-step explanation:

1. Since measures 2 and 3 are a linear pair, they equal 180 degrees. A is correct.

2. Since measures 3 and 4 are also a linear pair, they too equal 180 degrees. B is correct.

3. Measures 2 and 3 are already established to be 180 degrees (check answer 1) , and measures 3 and 4 are also 180 degrees (check answer 2). Since they are both 180 degrees, they are congruent (equal), so C is correct.

D is NOT correct. Measures 1 and 3 are equal because they are vertical angles. We also know that they are acute angles (less than 90) so adding them together will equal less than 180 degrees.

Measures 2 and 4 are equal because they are vertical angles, and they are obtuse (more than 90 degrees). Adding them together will equal more than 180 degrees.

Logic tells us that something less than 180 CANNOT be equal to something more than 180. This proves that 2 and 4   and   1 and 3 are not congruent.

D is WRONG

Answer 2

The correct answers are A, B, and C.

m∠2 + m∠3 = 180°

m∠3 + m∠4 = 180°

m∠2 + m∠3 = m∠3 + m∠4

What are lines and angles?

The lines are the collection of collinear points arranged in a straight path. Types of lines can be a ray, segment, etc. The angle is the space between the two intersecting lines calculated in degrees.

1. Measures 2 and 3 equal 180 degrees because they are linear pairs. A is accurate.

2. Measures 3 and 4 also equal 180 degrees because they are linear pairs. B is accurate.

3. Measures 2 and 3 are already known to be 180 degrees and measures 3 and 4 are also 180 degrees (check answer 1). (check answer 2). They are congruent (equal) because they are both 180 degrees, so answer C is accurate.

The answer is NOT D. Because they are vertical angles, measurements 1 and 3 are equal. Additionally, since they are acute angles (less than 90), their sum will be less than 180 degrees.

Measures 2 and 4 are equal because they have obtuse, vertical angles (more than 90 degrees). They add up to a greater angle than 180 degrees.

Logic tells us that something less than 180 can not be equal to something more than 180. This proves that 2 and 4   and   1 and 3 are not congruent.

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Related Questions

4b+13/2 equivalent expressions

Answers

The equivalent expression of 4b+13/2 is (8b+13)/2.

Given an expression be 4b+13/2.

We are required to find the equivalent of the expression 4b+13/2.

Expression is combination of numbers, symbols, fractions, coefficients, determinants, indeterminants. In an expression we do not find any equal to sign. It shows some relationship. In this expression b is the only variable that exists. If we have been given some value of th expression at some point then we can get the value of variable.

The expression is 4b+13/2.

Taking LCM first.

The LCM of any two numbers is basically the value that is evenly divisible by the two given numbers.

=(8b+13)/2

Hence the equivalent expression of 4b+13/2 is (8b+13)/2.

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Use properties to evaluate 3/4(1/5÷3/5)(-8).
A. 2
OB. 5
O C. -2
OD. -5

Answers

Answer:

C. -2

Step-by-step explanation:

Use A-P-E-X

How I solved it:

3/4(1/5÷3/5)(-8)

3/4(1/5×5/3)(-8)

3/4(1/3)(-8)

1/4(-8)=-2

Hope this helps!

If not, I am sorry.

7a+5=61 what is a in the equation

Answers

Answer:

a=8

Step-by-step explanation:

Answer:

8

Step-by-step explanation:

7 * 8 = 56

56 + 5 = 61

Which statement is true? Select all that apply.

Which statement is true? Select all that apply.

Answers

it’s b and c and i believe a

The true statements are:

1) The relationship is proportional

2) y = -3x is equation of the line.

3) The slope is negative.

What is a slope?

In mathematics, a line's slope, also known as its gradient, is a numerical representation of the line's steepness and direction

A graph of the line is given.

If a line passes through two points (x₁ ,y₁) and (x₂, y₂) ,

then the equation of line is

y - y₁ = (y₂- y₁) / (x₂ - x₁) x (x - x₁)

And line passes through the points (4, -12) and (6, -18).

To find the slope;

m =  (y₂- y₁) / (x₂ - x₁)

m = -3

The slope is negative.

Then the equation of the line is,

y + 12 = -3(x -4)

y + 12 = -3x + 12

y = -3x

This equation shows the proportional relationship.

Therefore, all the required values are given above.

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pls help im stuck in this question

pls help im stuck in this question

Answers

Based on the number of members and the ratio in which they chose the types of film, the number who chose Action in the second week more than the first week is 6 people.

How many chose Action more in the second week?

Assuming that the number of members is 99 members, the number who chose Action on the second week were:

= (7 / (5 + 7 + 6)) x 99

= 39 people

The number who chose Action in the first week:

= (5 / (2 + 5 + 8)) x 99

= 33

The difference is:

= 39 - 33

= 6 people

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z +5 = 6
Help please

Answers

Answer:

z = 1

Step-by-step explanation:

z + 5 = 6

z = 6 - 5

z = 1

Topic: Algebraic equations

If you would like to venture further into mathematics, you can check out my Instagram page (learntionary) where I post notes and mathematics tips. Thanks!

z equals 1 so 1 + 5= 6

z+5 = 6

-5 -5

z = 1

Using Euler's formula, how many edges does a polyhedron with 8 faces and 8 vertices have?
Euler's Formula: F+V=E+2

Answers

Answer:

12 is the answer because of its solution

Answer:

8+8=E+2

16=E+2

16-2=E

14=E

______________

Additional comment

If you find this answer helpful, please mark Brainliest! :)

f(3) = (x + 1)2 – 16
Number of x-intercepts?

Answers

y=mx+b

y=2/3 x −14/ 3

Y equals 2 over 3 (x) minus (negative) 14 over 3

The following data points represent the volume of gas in each race car driver's tank (in liters).
Sort the data from least to greatest.
11.6
12.1
7.5
2.8
4.3
8.5
9
4
12
6
Find the interquartile range (IQR) of the data set.

Answers

Answer:

7.3

Step-by-step explanation:

11.6 - 4.3 = 7.3

Helping in the name of Jesus.

The following data points represent the volume of gas in each race car driver's tank (in liters).Sort

i need help with this​

i need help with this

Answers

Answer:

27

Step-by-step explanation:

whats the question. I just added both the numbers for free points. Thanks you S H M U C K.

12. Farmer Dan had a huge hole in his backyard and decided to turn it into a pond. At noon, there was no water in the hole. At 1:00 pm, the water level was 2 inches. By 7:00 pm, the water level had risen to 14 inches. What was the constant rate of change?

Answers

The average rate of change during those 6 hours was 12/6 = 2 inches per hour.

To find the constant rate of change, we need to determine how much the water level increased per hour.

From noon to 1:00 pm, the water level rose by 2 inches, so the rate of change during that hour was 2 inches. From 1:00 pm to 7:00 pm, or over a period of 6 hours, the water level rose by 14 - 2 = 12 inches. So, the average rate of change during those 6 hours was 12/6 = 2 inches per hour.

We can conclude that the constant rate of change for the water level of the pond was 2 inches per hour, which means that the water level was rising at a steady pace throughout the period from noon to 7:00 pm.

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One of the worlds largest crocodiles weighed 38,400 ounces how many tons did the crocodile weigh

Answers

Answer: 1.2 tons

Step-by-step explanation:

Answer:  1,777

Step-by-step explanation:

In 2017 the Hindu festival of Diwali occurred on Thursday, 19 October. What fraction of the year was this

Answers

The Diwali occurred on 0.408 or 40.8% of the year in 2017.

To find the fraction of the year that Diwali occurred in 2017, we need to divide the number of days between Diwali and the start of the year by the total number of days in the year.

Diwali occurred on Thursday, October 19, 2017. The start of the year 2017 is January 1, 2017 which is a Sunday.

There are 365 days in a non-leap year. Since 2017 is not a leap year, there are 365 days in that year.

So the fraction of the year that Diwali occurred in 2017 can be calculated as: (days between Diwali and the start of the year) / (total days in the year) = ( 19 + 31 + 30 + 31 + 30 + 19 ) / 365 = (148) / 365 = 0.408

So, the Diwali occurred on 0.408 or 40.8% of the year in 2017.

Therefore, Diwali occurred on 0.408 or 40.8%

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Increasing the sample size of an opinion poll will (a) reduce the bias of the poll result. (b) reduce the variability of the poll result. (c) reduce the effect of nonresponse on the poll. (d) reduce the variability of opinions. (e) all of the above.

Answers

Answer:

(b) reduce the variability of the poll result.

Step-by-step explanation:

when the sample size of an opinion poll is increased, more data will be gathered about the population, and when there is enough data present, The estimates that is made afterward base on the gathered data will be more accurate compare with when there is small sample size. It should be noted that when the sample size of an opinion poll is increased, it will reduce the variability of the poll result.

PLS PLS PLS I NEED HELP QUICKLY

PLS PLS PLS I NEED HELP QUICKLY

Answers

Answer:

11

Step-by-step explanation:

using pi ×r²×h=area

3.14×r²×h= 3419.46

basic algebra

confirm that the integral test can be applied to the series. then use the integral test to determine the convergence or divergence of the series. [infinity] 2 3n 5 n = 1
convergen
divergen

Answers

The integral test, the series \(\sum(n=1 \to \infty) 2^(3n)/(5^n)\) also diverges.

How to determine the convergence or divergence of the series?

The integral test can be applied to the series if the following conditions are met:

The terms of the series are non-negative.The terms of the series are decreasing.The series has infinitely many terms.

For the series \(\sum(n=1 \to \infty) 2^{(3n)/(5^n)}\), we have:

The terms of the series are non-negative, since \(2^{(3n)}\) and \(5^n\) are both positive for all n.

The terms of the series are decreasing, since the ratio of consecutive terms is:

\(2^{(3(n+1))}/(5^{(n+1)}) \div 2^{(3n)/(5^n)} = (2^{3/5}) < 1\)

Therefore, the terms are decreasing.

The series has infinitely many terms, since n can take any positive integer value.

To apply the integral test, we need to find a function f(x) that is positive, continuous, and decreasing on the interval [1, ∞) and such that f(n) = \(2^{(3n)/(5^n)}\) for all n.

We can take \(f(x) = (2^3/5)^{(x-1)}\), which satisfies these conditions.

Then, the integral test states that the series converges if and only if the improper integral \(\int(1 \to \infy) f(x) dx\) converges. We have:

\(\int (1 \to \infty) f(x) dx = \int(1 \to \infty) (2^3/5)^(x-1) dx\)

\(= [1/(ln(2^3/5))] lim (t \to \infty ) [(2^3/5)^t - (2^3/5)]\)

\(= [1/(ln(8/5))] lim (t \to \infty) [(8/5)^t - 8/5]\)

The limit \((8/5)^t\)approaches infinity as t approaches infinity, so the integral diverges.

Therefore, by the integral test, the series \(\sum(n=1 \to \infty) 2^(3n)/(5^n)\) also diverges.

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Does molar mass depend on pressure and temperature?

Answers

No, molar mass is a constant and does not depend on pressure or temperature.

Molar mass is a physical property of a substance and is the mass of one mole of a given substance. It is a constant value that represents the amount of grams of a substance that contains 022 x 1023 atoms or molecules. Since molar mass is a constant, it does not depend on pressure or temperature. Pressure and temperature can affect the physical and chemical properties of a substance, but they do not have an effect on the molar mass. The molar mass of a substance can be useful in determining molecular and empirical formulas, as well as calculating densities and molar concentrations.

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Warm-Up: Perpendicular Bisector
1.
What is WY? Explain your reasoning.

Warm-Up: Perpendicular Bisector1.What is WY? Explain your reasoning.

Answers

Answer: WY = 27

Step-by-step explanation:

Due to WX being a Perpendicular Bisector WY = WZ

4x - 5 = 2x + 11

Add 5 to both sides

4x = 2x + 16

Subtract 2x from both sides

2x = 16

Divide by 2

x = 8

So 4x - 5 of x = 8

4*8 = 32 - 5 =27

Answer:

27

Step-by-step explanation:

WY = WZ because XZ = XY

\(2x + 11 = 4x - 5\\(2x + 11) - 11 = (4x - 5) -11\\2x = 4x - 16\\-2x = -16\\x = 8\\\\WY = 4x - 5\\WY = 4(8) -5\\WY = 32 - 5\\WY = 27\)

Evaluate n. √8m + 4÷P for m = 4, n = 2, and p = 3.​

Answers

Answer:

\( \frac{16 \sqrt{2} }{3} \)

Step-by-step explanation:

\(2 \times \sqrt{8} \times 4 \div 3 = \frac{ 16 \sqrt{2} }{3} \)

Given (x – 7)2 = 36, select the values of x. x = 13 x = 1 x = –29 x = 42

Answers

Answer:  x = 13 and x = 1

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

Work Shown:

\((\text{x}-7)^2 = 36\\\\\sqrt{(\text{x}-7)^2} = \sqrt{36}\\\\\text{x}-7 = \pm\sqrt{36}\\\\\text{x}-7 = \pm6\\\\\text{x}-7 = 6 \ \text{ or } \ \text{x}-7 = -6\\\\\text{x} = 6+7 \ \text{ or } \ \text{x} = -6+7\\\\\text{x} = 13 \ \text{ or } \ \text{x} = 1\\\\\)

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

Check:

Plug in x = 13

\((\text{x}-7)^2 = 36\\\\(13-7)^2 = 36\\\\(6)^2 = 36\\\\36 = 36 \ \ \checkmark\\\\\)

This confirms x = 13

Now check x = 1

\((\text{x}-7)^2 = 36\\\\(1-7)^2 = 36\\\\(-6)^2 = 36\\\\36 = 36 \ \ \checkmark\\\\\)

The value x = 1 is confirmed as well.

Both solutions are confirmed.

Venetta has a 25-gallon fish tank. So far, she has poured 16 quarts of water into the tank. How much more water does she need to add to completely fill the tank?

Answers

Answer:

21 gallons

Step-by-step explanation:

4 quarts = 1 gallon

16 quarts = 4 gallons

25 gallon - 4 gallons = 21 gallons

1. One type of trail mix is 20% walnuts. Another type is 35% walnuts. How much of each

type should be combined to form a 12-pound mix that is 30% walnuts?

Answers

4 pounds of the 20% walnut trail mix and 8 pounds of the 35% walnut trail mix to form a 12-pound mix that is 30% walnuts.

How to find amount of each type to form 12 pound mix?

Let's call the amount of the 20% walnut trail mix "x" and the amount of the 35% walnut trail mix "y".

We can start by setting up two equations based on the information given:

Equation 1: x + y = 12 (since the total amount of trail mix is 12 pounds)

Equation 2: 0.20x + 0.35y = 0.30(12) (since we want the final mix to be 30% walnuts)

Simplifying Equation 2, we get:

0.20x + 0.35y = 3.6

Now we can use substitution or elimination to solve for x and y. Let's use substitution:

From Equation 1, we know that x = 12 - y. We can substitute this into Equation 2:

0.20(12 - y) + 0.35y = 3.6

2.4 - 0.20y + 0.35y = 3.6

0.15y = 1.2

y = 8

Now we can use Equation 1 to solve for x:

x + 8 = 12

x = 4

Therefore, to make a 12-pound trail mix with 30% walnuts, a combination of two types of trail mix, one with 20% walnuts and another with 35% walnuts, is needed.

Specifically, 4 pounds of the 20% walnut trail mix and 8 pounds of the 35% walnut trail mix should be used.

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write the function below in slope and show ALL the steps to getting the answers

write the function below in slope and show ALL the steps to getting the answers

Answers

we have the equation

\(x-\frac{1}{3}y=4\)

the equation in slope-intercept form is

y=mx+b

so

Isolate the variable y in the given equation

step 1

subtract x both sides

\(\begin{gathered} x-\frac{1}{3}y-x=4-x \\ \\ -\frac{1}{3}y=4-x \end{gathered}\)

step 2

Multiply by -3 both sides

\(\begin{gathered} (-3)\cdot(-\frac{1}{3}y)=-3(4-x) \\ y=-12+3x \\ y=3x-12 \end{gathered}\)

WILL MARK BRAINLIEST IF CORRECT

WILL MARK BRAINLIEST IF CORRECT

Answers

Answer:

The answer is the last answer choice (D).

Step-by-step explanation:

f(x) = \(x^{3} +2x^{2}\)

When you factor, you get the values 0 and -2, 0 have a multiplicity of 2 and -2 having a multiplicity of 1.

Answer:

Step-by-step explanation:

Heeyyyyyy hope that person that answered that was right!!!!

How do I calculate future value?

Answers

Future value (FV) is the value of an asset at a specified date in the future that is equivalent in value to a specified sum today.

The future value is calculated using the following formula: FV = PV (1 + r)^n, where PV is the present value, r is the interest rate and n is the number of periods. Future value (FV) is the value of an asset at a specific date. It measures the nominal future sum of money that a given sum of money is “worth” at a specified time in the future taking into account inflation, investments, and other factors. The formula for calculating the future value (FV) of a single sum is FV = P (1 + i)^n, where P is the present value, i is the interest rate, and n is the number of compounding periods. For example, if you have $1000 today with an interest rate of 5% that compounds annually over 5 years, the future value would be FV = $1000 * (1 + 0.05)^5 = $1276.28. For example, if you have $1000 today and the interest rate is 7% per year, and you want to know the future value after 5 years, then the calculation would be: FV = 1000 (1 + 0.07)^5 = $1,402.35. The future value is $1,402.35, which is $402.35 more than the initial investment.

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An aquarium can be modeled as a right rectangular prism and it can hold 595 cubic inches of water when it is full. Its length is 17 in and height is 5 in. Find the width of the aquarium in inches. Round your answer to the nearest tenth if necessary.

Answers

The required width of the aquarium is 7 inches.

What is Aquarium?

A vivarium of any size with at least one transparent side is known as an aquarium. In an aquarium, aquatic animals or plants are kept and displayed. Aquaria are used by fishkeepers to keep aquatic plants, invertebrates, amphibians, aquatic reptiles like turtles, and fish.

Let's denote the width of the aquarium by "w".

We know that the aquarium can hold 595 cubic inches of water, so we can set up an equation:

length x width x height = 595

Substituting the given values, we get:

17 x w x 5 = 595

Simplifying, we get:

85w = 595

Dividing both sides by 85, we get:

w = 7

Therefore, the width of the aquarium is 7 inches.

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Edpuzzle Fractions Equivalent

Edpuzzle Fractions Equivalent

Answers

A) The decimal 2.256 in expanded form and word form are respectively;  2 + 0.2 + 0.05 + 0.006;  Two and three hundred fifty six one - thousandths

B) The decimal 24.09 in expanded form  and word form are respectively; 20 + 4 + 0 + 0.09; Twenty four and 9 one - hundredths.

How to write decimals in expanded form?

The expanded form used when writing decimals is the mathematical expression that shows the sum of the values of each digit in the given number.

A) We are given the decimal 2.256

Thus, in expanded form, the given decimal can be expressed as;

2 + (2/10) + (5/100) + (6/1000)

= 2 + 0.2 + 0.05 + 0.006

In word form, we can write the decimal as;

Two and three hundred fifty six one - thousandths

B) We are given the decimal 24.09

Thus, in expanded form, the given decimal can be expressed as;

20 + 4 + (0/10) + (9/100)

= 20 + 4 + 0 + 0.09

In word form, we can write the decimal as;

Twenty four and 9 one - hundredths.

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Use distributive property and combining like terms to simplify.
5x-4y+2(y+x)

Answers

The simplified form is 7x - 2y.

Distributive property: What Is It?

This property states that multiplying the total of two or more addends by a number will produce the same outcome as multiplying each addend by the number separately and then adding the results together.

According to question,

5x-4y+2(y+x)

5x-4y+2y+2x

7x-2y

Hence, simplified form is 7x - 2y.

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3.
If the expression 1/2x
was placed in the form
ax^b
where a and b are real numbers, then which of the
following is equal to a + b ? Show how you arrived at your answer.
(1) 1
(2) 3/2
(3) 1/2
(4) -1/2​

Answers

If the expression 1/2x was placed in the form ax^b where a and b are real numbers, then a + b equal to option (4) -1/2

The given expression is 1/(2x), which can be rewritten as:

1/(2x) = 1/2 × (1/x)

Here, we can see that the expression can be written in the form of ax^b, where a = 1/2 and b = -1.

To see why a = 1/2, notice that 1/2 is the coefficient of (1/x). And to see why b = -1, note that x^(-1) is the exponent on the variable x

So, we have:

1/(2x) = (1/2) × x^(-1)

And, a + b = (1/2) + (-1)

Add the numbers

= -1/2.

Therefore, the correct option is (4) -1/2.

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The population of rabbits on an island is growing exponentially. In the year 1994, the population of rabbits was 9600, and by 2000 the population had grown to 18400. Predict the population of rabbits in the year 2009, to the nearest whole number.

Answers

Answer:

49243

Step-by-step explanation:

Given that the population of rabbits on an island is growing exponentially.

Let the population, \(P=P_0e^{bt}\)

where, \(P_0\) and b are constants, t=(Current year -1994) is the time in years from 1994.

In 1994, t=0, the population of rabbit, P=9600, so

\(9600=P_0e^{b\times 0}\)

So, \(P_0=9600\)

and in 2000, t=2000-1994=6 years and population of the rabbit, P=18400

\(18400=9600 \times e^{b\times 6} \\\\\frac{18400}{9600}=e^{b\times 6} \\\\\)

\(\ln(23/12}=6b \\\\\)

\(b = \frac{\ln{1.92}}{6} \\\\\)

b=0.109

On putting the value of P_0 and b, the population of the rabbit after t years from 1994 is

\(P=9600 \times e^{0.109\times t}\)

In 2009, t= 2009-1994=15 years,

So, the population of the rabbit in 2009

\(P=9600 \times e^{0.109\times 15}=49243\)

Hence, the population of the rabbit in 2009 is 49243.