Do these 3side lengths from a right triangle 13,80and 81

A = l × w

Step-by-step explanation:

A = 4 × ( 90 ÷ 100 ) m

A = 4 × 0,9

A = 3,6 m²ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ

orᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ

A = ( 4 × 100 ) cm × 90

A = 400 × 90

A = 36000 cm²ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ ᅠᅠᅠ

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_____

Moumocl!

The answer when simplified gives the expression as 11.

According to the BODMAS rule, the brackets have to be solved first followed by powers or roots (i.e. of), then Division, Multiplication, Addition, and at the end Subtraction. Solving any expression is considered correct only if the BODMAS rule or the PEMDAS rule is followed to solve it.

Given here the expression as -2+1²×2+5×12/3 -9=0+4×5-11

                                                                                = 11

Hence, The answer when simplified gives the expression as 11.

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Answer:

the third one

Step-by-step explanation:

Answer:

it is (5^4)^2/5^8

Step-by-step explanation:

Answer:

1) AD = 9 in

2) DE = 9.25 in

3) ∠EDC = 36°

4) ∠AEB = 108°

5) 11.5 in

Step-by-step explanation:

1) AD = BC = 9in

2) AC = BD (diagonals are equal)

⇒ BD = 14.25

⇒ BE + DE = 14.25

⇒ 5 + DE = 14.25

DE = 9.25

3) Since AB ║CD,

∠ABE = ∠EDC = 36°

4) ∠ABE = ∠BAE = 36°

Also ∠ABE + ∠BAE + ∠AEB = 180 (traingle ABE)

⇒ 36 + 36 + ∠AEB = 180

∠AEB = 108

5) midsegment = (AB + CD)/2

= (8 + 15)/2

11.5

While k-means assumes exclusive cluster assignments and equal variance, generalized k-means allows for more flexible and overlapping cluster assignments, accommodating a wider range of data types and cluster structures.

The main difference between the k-means and generalized k-means algorithms lies in their flexibility and the type of data they can handle.

In the k-means algorithm, each data point is assigned to one and only one cluster, and the center of each cluster is calculated as the mean of the data points belonging to that cluster. This algorithm works well with numeric data and assumes spherical clusters with equal variance.

On the other hand, the generalized k-means algorithm allows for more flexible cluster assignments. It assigns data points to multiple clusters with varying degrees of membership. This algorithm is suitable for data that may not conform to the assumptions of k-means, such as non-numeric data or data with unevenly sized or shaped clusters.

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Answer:

x= 28

Explanation:

Answer:

56 degrees

Step-by-step explanation:

Answer:

56

Step-by-step explanation:

Opposite angles of two parallel lines formed by crossing by third line are equal

20 + 2 + 2 + 9,  20 + 4 + 9 add 24+9 by making tens.

What is an example of tens and ones?

There are always tens and ones in two-digit numerals. As an illustration, the tens place of the number 56 is represented by 5 and the ones place by 6, respectively.

                      Here, each rod is one ten and is made up of ten ones. First fact: As 1 ten, 2 tens, 3 tens, 4 tens, and so on, the numbers 10, 20, 30, 40, and so forth can be written.

Where do the ones and tens go?

A location with a value of 1 in the system of places and values. In the number 23, the one's place is occupied by 3. a place with a value of 10 in the system of place-values. 2, which is in the tens place, is the number 23.

24+9 by making tens

= 20 + 2 + 2 + 9

    20 + 4 + 9

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Answer:

x= 180 - 31 + 40

Step-by-step explanation:

Answer:

Its the first one  X = 180 - 31 + 40 :))

Answer:

140°

Step-by-step explanation:

a regular polygon is equiangular, equal angles.

a nonagon is a 9 sided polygon

the sum of the interior angles of a polygon is

sum = 180° (n - 2 ) ← n is the number of sides

here n = 9 , then

sum = 180° (9 - 2) = 180° × 7 = 1260° , then

each angle = 1260° ÷ 9 = 140°

Answer:

1 gv CX hxuz yu v tvdhzgd hj hg Ysid

Answer:

2H2O2 --------> 2H20+O2

I'll perform multivariate analysis instead of univariate analysis to identify  relationships between variables

An univariate analysis means analysis of one variable. The prefix "uni" means one ,It doesn’t deal with causes or relationships and it’s major purpose is to takes data, summarizes that data and finds patterns in the data.

The multivariate analysis is used to the analysis of more than one variable. You can remember this because the prefix “multi” means “more than one.”

It is used to study more complex sets of data than what univariate analysis methods can handle. This type of analysis is almost always performed with software.

Univariate analysis allows us to understand the distribution of values for one variable while multivariate analysis allows us to understand the relationship between several variables

Hence , I'll perform multivariate analysis instead of univariate analysis identify  relationships between variables

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The maximum amount you can earn is $540

a. y = 13.50x , 10 <= x <= 40
b. x = 10, y = 135; x = 20, y= 270; x = 30, y = 405; x = 40, y = 540
c. Domain: 10 <= x <= 40; Range: 0 <= y <= 540
d. The minimum amount you can earn in a week with this job is $135. The maximum amount you can earn is $540.

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The location of the values square root of 10, square root of 13, and twenty two ninths on the number line will be A. Point A is twenty two ninths, point B is square root of 10, and point C is square root of 13.

The square root of 10 will be 3.16

The square root of 13 will be 3.6

Twenty two ninths will be 22/9 = 2.44

Therefore, the location of the values square root of 10, square root of 13, and twenty two ninths on the number line will be Point A is twenty two ninths, point B is square root of 10, and point C is square root of 13.

In conclusion, the correct option is A.

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The null hypothesis of a test always predicts no effect or no association between variables, but the alternative hypothesis reflects the effect or relationship that your research predicts.

Hypothesis;-

A put forward explanation for a phenomenon is called a hypothesis (plural: hypotheses).

A hypothesis cannot be called a scientific hypothesis unless it can be tested using the scientific process. Observations from the past that cannot be fully explained by the body of knowledge at this time often serve as the foundation for scientific ideas.

A scientific hypothesis is distinct from a scientific theory, despite the fact that the phrases "hypothesis" and "theory" are sometimes used interchangeably.

A working hypothesis is a theory that has been accepted provisionally and is put forth for further investigation[1], beginning with an educated guess or way of thinking.

As a result, the alternative hypothesis of a test indicates the effect or relationship that your research predicts, whereas the null hypothesis of a test always predicts that there will be no effect or no association between variables.

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The total amount of money that was spent by Noel to cash her three (3) most recent paychecks is equal to $10.99.

A paycheck can be defined as a financial document that is issued by an employer to an employee as payment for the work done over a period of time.

From the table, we can see that the amount of money charged by the bank as check processing fee is equal to $1.99, as well as 1.99% (0.0199) of the amount being cashed by a customer.

Thus, we would compute the amount of money spent by Noel as follows:

Noel = (0.0199 × 100.53) + (0.0199 × 119.38) + (0.0199 × 122.52) + (1.39 × 3)

Noel = 2.00 + 2.38 + 2.44 + 4.17

Noel = $10.99.

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The selection depends on individual needs, preferences, and the intended use of the tiny house.

a) To find the amount of space inside each house, we need to calculate the volume for each design.

House on the left:

Volume = length x width x height = 2.5 m x 18 m x 2.8 m = 126 m³

Triangular house:

Volume of a triangular prism = (base area x height) / 2

Base area = (1/2) x base x height = (1/2) x 4 m x 10 m = 20 m²

Volume = (20 m² x 7 m) / 2 = 70 m³

b) When comparing the environmental impacts of each house, several factors need to be considered:

Positive impacts:

1. Material usage: Tiny houses use fewer materials, reducing resource consumption and waste generation.

2. Energy efficiency: Smaller living spaces require less energy for heating, cooling, and lighting, leading to lower energy consumption.

3. Land utilization: Tiny houses can be built on smaller plots of land, preserving green spaces and reducing urban sprawl.

Negative impacts:

1. Construction materials: Although tiny houses use less material overall, the environmental impact depends on the types of materials used. Sustainable and eco-friendly materials should be prioritized.

2. Water and waste management: Adequate provisions for water supply and waste disposal should be implemented to minimize environmental impacts.

3. Transportation: The transportation of tiny houses to their locations can contribute to carbon emissions if not done efficiently.

c) The choice of design for a tiny house depends on personal preferences and priorities. However, considering the provided information:

The house on the left offers a larger interior space of 126 m³, providing more room for living and storage. It may be suitable for individuals or couples who desire more space and functionality within their tiny house.

The triangular house has a smaller interior volume of 70 m³ but offers a unique design and aesthetic appeal. It may be preferred by individuals who prioritize a distinctive architectural style or who are looking for a minimalist and cozy living space.

Ultimately, the selection depends on individual needs, preferences, and the intended use of the tiny house. Factors such as lifestyle, desired amenities, and personal values regarding sustainability and resource conservation should be considered when making the final decision.

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Assuming the population standard deviation is known and the standard deviation of the sample mean x : option (b) is correct : the standard error of the sample mean decreases.

In probability theory, the central limit theorem (CLT) states that the distribution of a sample variable approximates a normal distribution (i.e., a “bell curve”) as the sample size becomes larger, assuming that all samples are identical in size, and regardless of the population's actual distribution shape.

Standard deviation is a calculation of the dispersion or variation in a set of numbers. If the standard deviation is a small number, it means the data points are close to their average value. If the deviation is large, it means the numbers are spread out, further from the mean or average.

There are different ways to write out the steps of the population standard deviation calculation into an equation. A common equation is:

                          σ = ([Σ(x - u)2]/N)1/2

Where:

σ is the population standard deviation

Σ represents the sum or total from 1 to N

x is an individual value

u is the average of the population

N is the total number of the population

A sample mean is an average of a set of data . The sample mean can be used to calculate the central tendency, standard deviation and the variance of a data set. The sample mean can be applied to a variety of uses, including calculating population averages.

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Solution

We have the following info:

x y

1 4

2 8

3 14

4 19

The relationship is:

y= 5x-1

If we look for the second row we have this:

y= 5*2 -1 = 10 -1= 9

Then we can conclude that the incorrect value is:

x=2

PMF probability mass function:

2 - 0.03125, 3 - 0.15625, 4 - 0.3125, 5 -0.3125, 6 - 0.15625, 7 - 0.03125.

The probability of such a function is the degree to which an event will occur as a rational number.

A family has 2 adopted girls and 5 biological daughters.

Each naturally occurring child does have an equal chance of being a boy or a girl.

Out of the seven offspring, the probability mass function for girls is as follows:

B should stand for Boy, and G should stand for G.

Consequently, this is the probability mass function:

P(GGBBBBB) = ⁵C₀ x (0.5)⁰ x (0.5)⁵

                      = 0.03125

P(GGGBBBB) = ⁵C₁ x (0.5)¹ x (0.5)⁴

                      = 0.15625

P(GGGGBBB) = ⁵C₂ x (0.5)² x (0.5)³

                      = 0.3125

P(GGGGGBB) = ⁵C₃ x (0.5)³ x (0.5)²

                      = 0.3125

P(GGGGGGB) = ⁵C₄ x (0.5)⁴ x (0.5)¹

                      = 0.15625

P(GGGGGGG) = ⁵C₀ x (0.5)⁵ x (0.5)⁰

                      = 0.03125

Thus, the probability mass function for girls out of the 7 children is obtained.

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Answer:

- 10

Step-by-step explanation:

g(x) = - x² + 2x

g(3) - 7 = - (3)² + 2(3) - 7 = - 10

The unique solution of the linear system is given by:

x1 = 43/5 + x/2 - x2/10 + x3/10

x2 = 11/5 + x/10 - x2/10 + x3/10

x3 = -2 - 2x/5 + x2/10 + x3/10

For finding the inverse matrix using the adjoint method, follow these steps:

Step 1: Write the given system of equations in matrix form:

 [ 2  -6   3  | -4 ]

 [-1    1     1  |  5 ]

 [ 2   6  -5  |  8 ]

Step 2: Define matrix A as the coefficient matrix:

A = [ 2  -6   3 ]

      [-1    1    1 ]

      [ 2   6 -5 ]

Step 3: Define matrix B as the column vector of constants:

B = [ -4 ]

     [  5 ]

     [  8 ]

Step 4: Calculate the matrix of cofactors, C, and the matrix of minors, M:

C = [ C11  C12  C13 ]

     [ C21 C22 C23 ]

     [ C31 C32 C33 ]

M = [ M11  M12  M13 ]

     [ M21  M22 M23 ]

     [ M31  M32 M33 ]

Step 5: Calculate the determinant of A, denoted as |A|, using the formula:

|A| = 2C11 - 6C12 + 3C13

Step 6: Find the adjugated matrix, adj(A), by transposing the matrix of cofactors, C.

Step 7: Calculate the inverse matrix, A^(-1), using the formula:

A^(-1) = adj(A) / |A|

Step 8: Substitute the corresponding values for Cij and |A| to find A^(-1).

Step 9: Solve the system of equations by multiplying both sides of the matrix equation by A^(-1).

Therefore, the inverse matrix is found, and the unique solution of the linear system is obtained.

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Answer:

Step-by-step explanation:

Check the rate of change in the f(x) column.

The first 3 have linear change (arithmetic sequence) and the last one has different pattern.

Correct option is D

The quotient of 462 and 28 is 16.5 when written in decimal notation.

To calculate this, you divide 462 by 28:

462 ÷ 28 ≈ 16.5

The division process involves dividing the digits of the dividend (462) by the divisor (28) and obtaining the result. In this case, the result is approximately 16.5. The decimal point is placed after the digit 5, indicating the presence of a fractional part.

Please note that this is an approximation because the exact result would involve an infinite decimal expansion, which is typically rounded to a certain number of decimal places for practical purposes.

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The solution to the equation is x = 16/11.

what is algebra?

Algebra is a branch of mathematics that deals with mathematical operations and symbols used to represent numbers and quantities in equations and formulas. It involves the study of variables, expressions, equations, and functions.

Diego's mistake is in the step where he subtracts 3x from both sides of the equation. The correct subtraction should be 28, not 12.

Here's the correct solution:

4(7 - 2x) = 3(x + 4)

28 - 8x = 3x + 12

28 - 12 = 3x + 8x

16 = 11x

x = 16/11

Therefore, the solution to the equation is x = 16/11.

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The values of probabilities P(support children) and P(children | support) are 0.755 and  0.623 respectively.

To determine the probability P(support children) that a randomly selected respondent supports the levy given that he or she has children attending school in the district, we can follow these steps:

1. Find the number of respondents with children attending school in the district who support the levy. In this case, it is 71.

2. Find the total number of respondents with children attending school in the district.

This is 71 (support levy) + 23 (opposed to levy) = 94.

3. Divide the number of respondents supporting the levy with children attending school by the total number of respondents with children attending school:

P(support children) = 71/94 = 0.755

To determine the probability P(children | support) that a randomly selected respondent has children attending school in the district given that he or she supports the levy, follow these steps:

1. Find the number of respondents supporting the levy who have children attending school in the district.

This is 71 (as calculated earlier).

2. Find the total number of respondents who support the levy.

This is 71 (have children attending school) + 43 (have no children attending school) = 114.

3. Divide the number of respondents with children attending school who support the levy by the total number of respondents who support the levy:

P(children | support) = 71/114 = 0.623



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The price-demand equation is p(x) = -5.64x + 100

We can use the given information to set up a system of two equations.

The first equation is p(0) = 100, which tells us that when there is no demand, the price is $100 per unit.

The second equation is p(4) = 78.38, which tells us that when there is a demand of 4 units per week, the price is $78.38 per unit.

We can use these two equations to solve for the slope and y-intercept of the line that represents the relationship between price and demand.

Solving for the slope, we get dp/dx = (78.38 - 100)/(4 - 0) = -5.64.

Since we know that the marginal price dp/dx at x units of demand per week is proportional to the price p, we can write dp/dx = kp, where k is a constant of proportionality.

Substituting in our value for dp/dx and solving for k, we get k = -5.64/100 = -0.0564.

Now we can use the point-slope form of a linear equation to write the price-demand equation: p - 100 = -0.0564(x - 0), which simplifies to p(x) = -5.64x + 100.)

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The probability that the next piece of track Carly picks will be straight is 8/24 or 1/3

From the given information, Carly has picked 8 straight, 7 curved, 4 cross, and 5 switch tracks.

The total number of pieces of the track she has picked is 8 + 7 + 4 + 5 = 24

The probability that the next piece of track Carly picks will be straight is calculated as follows:

Probability = Number of straight tracks/Total number of tracks= 8/24= 1/3T

Therefore, the probability that the next piece of track Carly picks will be straight is 1/3.

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Answer: 1/3

Step-by-step explanation: i did this question and got it right

Transformation doesn't depend on the shape of the figure if it has an overlap or not

The transformation \(8d\) can be applied to a figure with overlap or not with overlap.

Transformations are operations on a plane that change the position, shape, and size of geometric figures.

When a geometric figure is transformed,

its new image has the same shape as the original figure.

However,

it is in a new position and may have a different size.

Let's talk about different types of transformations.

Rotation:

It occurs when a shape is turned around a point, which is the rotation center.

Translation:

It moves the shape from one point to another on a plane.

Reflection:

It is an operation that results in the mirror image of the original shape.

Scaling:

The shape is transformed by changing the size without changing its orientation.

Transformation on \(8d\):

In the given problem, the transformation of \(8d\) can be applied to the figure with or without overlap.

This means that \(8d\) transformation doesn't depend on the shape of the figure if it has an overlap or not.

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