DON'T tell me it's easy or whatever because I'm having a hard time understanding it and someone on my last question WASTED my points.
PLEASE HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
(02.07 LC)

Two similar triangles are shown below:


Which two sets of angles are corresponding angles?

∠e and ∠h; ∠f and ∠g
∠e and ∠i; ∠f and ∠h
∠e and ∠g; ∠f and ∠h
∠e and ∠i; ∠f and ∠g

Reason:

Vertical angles form after intersecting two lines in an X shape. The vertical angles are opposite one another. They do not have to be vertically aligned.

The other pair of vertical angles are ADB and XDF.

Vertical angles are always congruent.

The equation for the plane through P0(8,1,−4) perpendicular to the following line is x + 4y + 5z - 8 = 0

The slope of the perpendicular line should be a/b, and if one line is perpendicular to this line, the product of slopes should be -1. The equation of a line perpendicular to a given line ax + by + c = 0 is bx - ay + = 0, where is a constant.

The given parameters are

x=8−t​, y=1−2t​, z=3t​,

P0(- 9, 6, - 5).

Direction vector of line is < -1, 4, 5>,

This vector is normal vector for unknown plane.

So, equation of plane: -1(x - (-9)) + 4(y - 6) + 5(z - (-5)) = 0; - x - 9 + 4y - 24 + 5z + 25 = 0;

In conclusion the equation is given as  -x + 4y + 5z - 8 = 0

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Answer:

  x = 17/14 = 1 3/14

Step-by-step explanation:

You want the value of x in 8(x-3)+7=2x(4-7).

It often works well to simplify the equation first.

  8x -24 +7 = 2x(-3) . . . . . use the distributive property

  14x -17 = 0 . . . . . . . . add 6x

  x -17/14 = 0 . . . . . . divide by 14

  x = 17/14 = 1 3/14

The sequence is given by the following formula:

Finally, the answers are 41 and 49.

Answer:

The slope is -3/4 and a point on the line is (-5,4)

Step-by-step explanation:

This equation is in point slope form

y -y1 = m(x-x1)

where m is the slope and (x1,y1) is a point on the line

Y-4=-3/4(x+5)

Y-4=-3/4(x -  -5)

The slope is -3/4 and a point on the line is (-5,4)

Answer:yes

Step-by-step explanation:

Answer:

C.) Right Triangle.

Step-by-step explanation:

If there is a 90° angle, that means it is a right triangle.

Answer:

C. Right, D. Obtuse and F. Scalene

Step-by-step explanation:

A Right triangle will have a 90* angle,

An Obtuse triangle will have a right angle and 2 acute angles.

A Scalene triangle will have 3 different angles.

As for what it is not,

Isosceles triangle will have two equal sides.

Acute triangle will have all three angles less than 90 degrees.

and

An Equilateral Triangle will have 3 sides that are all the same length.

Hope this helps! :)

The symmetric equations for the line passing through the point (4, -4, 9) and parallel to the vector (-1, 2, -3) are:

x = 4 - t

y = -4 + 2t

z = 9 - 3t

To find the symmetric equations for a line, we need a point on the line and a direction vector parallel to the line.

Given that the line is parallel to the vector (-1, 2, -3), we can write the direction vector as (-1, 2, -3)t, where t is a parameter.

Next, we use the point (4, -4, 9) on the line to set up the symmetric equations. For each coordinate, we have:

x-coordinate:

x - 4 = (-1)t

x = 4 - t

y-coordinate:

y + 4 = (2)t

y = -4 + 2t

z-coordinate:

z - 9 = (-3)t

z = 9 - 3t

Therefore, the symmetric equations for the line passing through the point (4, -4, 9) and parallel to the vector (-1, 2, -3) are x = 4 - t, y = -4 + 2t, and z = 9 - 3t.

In more detail, the equations x = 4 - t, y = -4 + 2t, and z = 9 - 3t represent the coordinates of any point (x, y, z) on the line. The parameter t allows us to obtain different points on the line as we vary its value. The direction vector (-1, 2, -3)t indicates the direction in which the line extends from the given point (4, -4, 9).

For example, if we set t = 0, we obtain the point (4, -4, 9), which lies on the line. As we increase or decrease the value of t, we move along the line parallel to the direction vector (-1, 2, -3), allowing us to find other points on the line.

Hence, the symmetric equations provide a concise way to express the relationship between the coordinates of points on the line and the parameter t.

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result is 31+i in where 31 is real part and i is complex part as given i= √-1 and i²= -1

In mathematics complex number is an element which has two parts one is called real part and the remaining is termed as imaginary part. An example is 41+6i

here, 41 is real part, 6i is imaginary part

A real number cannot be added or subtracted with an imaginary number, but a real number can be multiplied or divided with an imaginary number.

We are given, (2+3i) (5-7i)

    at first, we expand it by removing parenthesis

2x5-2x7i+3ix5-3ix7i

10-14i+15i-21i²

now like term is added

10+i+21   as we are given i²= -1

    31+i

hence, we get 31+i

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Answer: 24/2^2=50−62−8

Step-by-step explanation:

The equations which is true equation is 24/2² = 50−6²−8.

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides. LHS = RHS is a common mathematical formula.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given:

1. 24/2² = 50−6²−8

LHS = 24/2² = 24/4 = 6

RHS = 50−6²−8 = 6

2. 56÷8+32=2⋅23

LHS = 56÷8+32 = 7 + 32 = 39

RHS = 2⋅23 = 46

3. 8²−5² =4²−7

LHS = 8²−5² = 39

RHS = 4²−7 = 21

4. 39−3⋅6=6⋅104+4

LHS = 39−3⋅6 = 35.4

RHS = 6⋅104+4 = 528

Hence, we can conclude that the equation 24/2² = 50 − 6² − 8 is true.

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13 is the answer for it

20

Answer:

Standard Form:-w^12+4w^11

Degree: 12 degree

Leading Coefficient: -1

Step-by-step explanation:

Standard Form: Order the exponents from greatest to least.  

Degree: The largest exponent is the degree; the exponent in the first term, IF it is in standard form.

Leading Coefficient: The coefficient of the first term in standard form.  There is and understood 1 before the w in the first term.

The required answers are given below,

Standard Form:-w¹²+4w¹¹

Degree: 12 degree

Leading Coefficient: -1

A polynomial in mathematics is an expression made up of coefficients and indeterminates and involves only the operations of multiplication, addition, subtraction, and non-negative integer exponentiation of variables.

Standard Form: Order the exponents from greatest to least. The largest exponent is the degree; the exponent in the first term, IF it is in standard form.

Leading Coefficient: The coefficient of the first term in standard form. There is an understood 1 before the w in the first term.

The answers are given as below,

Standard Form:-w¹²+4w¹¹

Degree: 12 degree

Leading Coefficient: -1

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A car is travelling at 60 km/hr on a road such that the coefficient of friction between its tire and road is 0.8. We need to find the minimum turning radius of the car.

In order to find out the minimum turning radius of the car, we can use the formula mentioned below: \[\text{Turning radius }= \frac{{V^2}}{{g\mu }}\]

Where, V = Velocity of car, μ = coefficient of friction, g = acceleration due to gravity

Putting the given values in the above formula, we get:\[\text{Turning radius }= \frac{{{{\left( {\frac{{60 \times 1000}}{{60 \times 60}}} \right)}^2}}}{{9.8 \times 0.8}} = 625 m\]

Therefore, the minimum turning radius of the car is 625 meters, approximately.

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Answer:

How should this model be completed to represent 820 ÷ 17? Enter your answers by filling in the boxes. I'm in 5the BTW

Answer:

In technical terms, the slope of the line is the change in y over the change in x. But I just like to think of it as rise over run. To find the slope of the line, pick two points on the line

The solution to the given inequality is `n > 9/160`.

To solve the inequality `n - (3/8) > -2/5` for `n`, we will use the basic algebraic properties of inequality. We will isolate the variable `n` on one side of the inequality sign by adding or subtracting appropriate terms from both sides of the inequality.

This process is similar to the method we use to solve equations. Here's how we proceed:Adding (3/8) to both sides of the inequality, we get`n - (3/8) + (3/8) > -2/5 + 3/8`

Simplifying both sides, we get`n > [(3/8) * (-2)] / 5 + 3/8` 9/160`This gives us`n > -3/20 + 3/8`Combining like terms,

we get`n > (24 - 15) / 160`Or`n > This means that any value of `n` greater than `9/160` will satisfy the inequality. We can check this by substituting a value greater than `9/160` in the inequality and verifying that the inequality holds.

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It is unlikely that the projected rebounds in 15 shots will actually happen.

Total shots fired equals 10.

To find that there were 15 shots total.

Consider S to be the likelihood that your team will rebound and miss a shot.

P(S) = Number of rebounds / Total Number of outcomes

P(S) = 7/15

P(S) = 0.46

Consequently, it is unlikely that the projected rebounds in 15 shots will actually happen.

Thus, it is unlikely that the projected rebounds in 15 shots will actually happen.

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The complete question is-

During a basketball game, you record the number of rebounds from missed shots for each team.  How many rebounds should your team expect to have in 15 missed shots?

Picture for question is attached.

The sum of the prime numbers that divide N the number of such committees that can be formed is 81

In this question we have been given a club consisting of 11 men and 12 women needs to choose a committee from among its members so that the number of women on the committee is one more than the number of men on the committee.

The committee could have as few as 1 member or as many as 23 members.

Let N be the number of such committees that can be formed.

We need to find the sum of the prime numbers that divide N.

Let m be the number of women selected.

So, the number of men not selected would be:

11 - (m - 1) = 12 - m

Each combination of women selected and men not selected corresponds to a committee selection.

Since choosing 12 individuals from the total of 23 would give m women and 12 - m men, the number of committee selections :

using combination formula,

N = 23C12

N = 23!/12!(23 - 12)!

N = 1352078

The prime factors of 1352078 are: 2, 7, 13, 17, 19, 23

So, the sum of the prime numbers would be,

2 + 7 + 13 + 17 + 19 + 23 = 81

Therefore, the sum of the prime numbers = 81

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The complete question is:

A club consisting of 11 men and 12 women needs to choose a committee from among its members so that the number of women on the committee is one more than the number of men on the committee. The committee could have as few as 1 member or as many as 23 members. Let N be the number of such committees that can be formed. Find the sum of the prime numbers that divide N.

Answer:

the answers ... -4

Step-by-step explanation:

2- 8 = -6 + 2 = -4

Answer:

= 8

Step-by-step explanation:

F(2 )= | 2 - 8 | + 2

F(2) = | -6 | + 2

F(2) = 6 + 2

F (2) = 8

M = slope (ride over run) ( pick any two coordinates on the slope line)

B = y-intercept (where the y-axis crosses over the x-axis

So now plug it in.

M = 1 bc 3/3=1

B = 6

Y = 1x+6

Answer:

X is directly proportional to y means the value of x is dependent on the value of y. y may not be dependent on x in this case.

Y is directly proportional to x means the value of y is dependent on the value of x. Same as above, in this case, the value of x may not depend on y.

The correct check digit for the UPC code 6-73419-23216- is "3".

The check digit is used to verify the accuracy of the UPC code when it's scanned. It's the last digit of a UPC code and is calculated using a formula based on the first 11 digits.

The formula involves adding up the digits in the odd-numbered positions and multiplying the sum by three, then adding up the digits in the even-numbered positions, and subtracting the second sum from the first sum.

The check digit is then calculated by taking the difference and finding the smallest number that, when added to the difference, is a multiple of 10. The result of this calculation is the check digit.

In this case, the correct check digit is "3".

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Load vs deformation behavior of wet-mix and dry-mix shotcrete with different reinforcement can be summarized as follows:

Load vs Deformation Behavior of Wet-mix Shotcrete:

- Wet-mix shotcrete exhibits a gradual increase in load with deformation.

- The initial stiffness is relatively low, allowing for greater deformation before reaching its peak load.

- Wet-mix shotcrete tends to exhibit more ductile behavior, with a gradual post-peak load decline.

- The reinforcement in wet-mix shotcrete helps in controlling crack propagation and enhancing overall structural integrity.

Load vs Deformation Behavior of Dry-mix Shotcrete:

- Dry-mix shotcrete exhibits a relatively higher initial stiffness, resulting in less deformation before reaching the peak load.

- It typically shows a brittle behavior with a rapid drop in load after reaching the peak.

- The reinforcement in dry-mix shotcrete primarily helps in preventing the formation and propagation of cracks.

When to Use Wet-mix Shotcrete:

- Wet-mix shotcrete is commonly used in underground construction, such as tunnel linings and underground mines.

- It is suitable for applications where greater flexibility and ductility are required, such as seismic zones or areas with ground movement.

When to Use Dry-mix Shotcrete:

- Dry-mix shotcrete is often used in above-ground applications, such as architectural finishes, structural repairs, and protective coatings.

- It is preferred in situations where rapid strength development is required, as it typically achieves higher early strength than wet-mix shotcrete.

- Dry-mix shotcrete can be used in areas where a more rigid and less deformable material is desired, such as in structural elements subjected to high loads.

Therefore, wet-mix and dry-mix shotcrete exhibit different load vs deformation behavior due to their distinct mixing and application methods. Wet-mix shotcrete offers greater ductility and deformation capacity, making it suitable for applications with dynamic loading or ground movement.

On the other hand, dry-mix shotcrete provides higher early strength and is preferred for applications requiring rapid strength development or where rigidity is essential. The choice between wet-mix and dry-mix shotcrete depends on the specific project requirements, structural considerations, and the anticipated loading conditions.

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Answer:

is that math?

Step-by-step explanation:

Look at the photos below

(These were photos from my math class two years ago)

Answer: r ≈ 1.50%

Step-by-step explanation:

To compute for the 20% down,

To solve for the remaining payment,

When divided into 6 equal payments,

Answer:

f(42) = 12

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Algebra I

Step-by-step explanation:

Step 1: Define

f(x) = x/3 - 2

f(42) is x = 42

Step 2: Evaluate

True, the Greek letter used to represent the probability of a Type I error is alpha (α).

In hypothesis testing, a Type I error occurs when the null hypothesis is rejected even though it is true. The alpha level, also known as the significance level, is a pre-determined threshold that indicates the probability of making such an error. By setting an appropriate alpha level, researchers can control the risk of incorrectly rejecting the null hypothesis.

Typical alpha levels used in research are 0.05 or 0.01, indicating a 5% or 1% chance of making a Type I error, respectively. It is crucial to consider the consequences of Type I errors when choosing an alpha level, as it affects the overall reliability and validity of the study.

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