Classify the parallelogram and select ALL that apply.

Answer: C

Step-by-step explanation:

Answer:

V = 567 yd³

Step-by-step explanation:

\(V = \frac{1}{2} ach\)

\(V = \frac{1}{2}(9)(6)(21)\)

V = 567 yd³

Answer:

B

Step-by-step explanation:

The "d" format specifier is used to denote a signed decimal integer in various programming languages and formatting systems.

When used in format strings or printf-style functions, the "d" specifier indicates that the corresponding argument should be formatted as a signed decimal integer. It allows for the representation of both positive and negative whole numbers, including zero.

For example, in C programming, the printf function can be used with the "%d" format specifier to display a signed decimal integer value. Similarly, in other languages such as Python, the "{:d}" format specifier can be used with the format() function or string interpolation to represent a signed decimal integer.

Using the "d" specifier ensures that the output is formatted as a base-10 representation of a signed integer, taking into account the sign of the number.

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Answer:

40, leg

Step-by-step explanation:

The triangle has side lengths of 9, 40, and 41.

41 is the hypotenuse, so 40 is a leg.

The correct option is c) Easier interpretation. One of the main advantages of simple models is their ease of interpretation. Simple models tend to have fewer parameters and less complex mathematical equations, making it easier to understand and interpret how the model is making predictions.

This interpretability can be valuable in various domains, such as medicine, finance, or legal systems, where it is important to have transparent and understandable decision-making processes.

Complex models, on the other hand, often involve intricate relationships and numerous parameters, which can make it challenging to comprehend the underlying reasoning behind their predictions. While complex models can sometimes offer higher accuracy or make more detailed predictions, they often sacrifice interpretability in the process.

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If a categorical variable that can take the values from the set {Red, Blue, Green, Yellow} is included as an independent variable in a linear regression, the number of dummy variables that are created is two

When a categorical variable that has n categories is to be included as an independent variable in a linear regression analysis, it must be converted to n - 1 dummy variables. The reason for this is that including all n categories as dummy variables would cause perfect multicollinearity in the regression analysis, making it impossible to estimate the effect of each variable.In this case, the set of categories {Red, Blue, Green, Yellow} has four categories. As a result, n - 1 = 3 dummy variables are required to represent this variable in a linear regression. This is true since each category is exclusive of the others, and we cannot assume that there is an inherent order to the categories.The dummy variable for the first category is included in the regression model by default, and the remaining n - 1 categories are represented by n - 1 dummy variables. As a result, the number of dummy variables that are required to represent the categorical variable in the regression model is n - 1.

Thus, if a categorical variable that can take the values from the set {Red, Blue, Green, Yellow} is included as an independent variable in a linear regression, the number of dummy variables that are created is two .

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The two groups have the same ratio of students with solo to total students.

We should know that ration is the quotient of two numbers. In mathematics ration is defined as  as the number of times one number contains another number

The given parameters are

25 choir students

5 solo students from the choir

20 Orchestra students

4 solo orchestra students

Expressing the ratio of total choir students to total orchestra students and solo choir  students to solo orchestra students we have

25:20 = 5:4

Dividing the left hand side by 5

5:4 = 5:4

In conclusion the ratio of total choir students to total orchestra students and solo choir students to solo orchestra students are the same = 5:4

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Answer:

4.35

Step-by-step explanation:

Answer:

4.35 kilo

Step-by-step explanation:

The missing portion will be 7.746 kilometers long (b).

According to the Pythagoras theorem, the square of the hypotenuse of a right triangle equals the sum of the squares of the other two sides.

Being that.

In figure, the triangle is depicted.

Here, the perpendicular is 2 km long, while the hypotenuse is 8 km long.

Due of the triangle's right triangle shape.

In light of this, we can use the Pythagoras principle as.

⇒ Hypotenuse² = Base² + Perpendicular²

⇒ 8² = b² + 2²

⇒ 64 = b² + 4

⇒ b² = 64 - 4

⇒ b = √60

⇒ b = 7.746km

Thus, the missing length value is 7.746 kilometers.

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Answer:Function modelling - It is based on the  variables like Quadratic expression, rational numbers as the setting of function depends the function modelling performs .Thus the option to the above ques is 16$

Step-by-step explanation: hope this helps!!! :)

Answer:

a = 27

Step-by-step explanation:

3x + 6y = a

From the given information, 3 and 6 are the numbers of passengers that cars and vans can take. That means x and y must be the numbers of cars and vans, and a is the total number of passengers.

a = 27

\(~~~~~~\textit{vertical parabola vertex form} \\\\ y=a(x- h)^2+ k\qquad \begin{cases} \stackrel{vertex}{(h,k)}\\\\ \stackrel{"a"~is~negative}{op ens~\cap}\qquad \stackrel{"a"~is~positive}{op ens~\cup} \end{cases} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \stackrel{vertex}{(-3~~,~~5)}\qquad y=a[x-(-3)]^2+5\implies y=a(x+3)^2+5 \\\\\\ \textit{we also know that} \begin{cases} x=-1\\ y=2 \end{cases}\qquad 2=a(-1+3)^2+5\implies -3=a(2)^2 \\\\\\ -3=4a\implies -\cfrac{3}{4}=a~\hfill \boxed{y=-\cfrac{3}{4}(x+3)^2+5}\)

Answer:

100ths place

Step-by-step explanation:

Answer:

$289.8 in 18 hours hourly wage for him is $16.1

Step-by-step explanation:

322/20=16.1- $16.1

16.1x18=$289.8

Answer:

B)

Step-by-step explanation:

The answer is B) you have to devide the terms

Question: In a sale, the price of a book is reduced by 25%. The price of the book in the sale is £12. Work out the original price of the book

Answer: £16

Step-by-step explanation:

To determine the original price of the book, we can use the fact that the sale price is 75% (100% - 25%) of the original price. Let's denote the original price as x.

75% of x = £12

To solve for x, we can set up the equation:

0.75x = £12

To isolate x, we divide both sides of the equation by 0.75:

x = £12 / 0.75

x = £16

Therefore, the original price of the book was £16.

Answer:

4.) $795.16

5.) C

Step-by-step explanation:

The equation that can be formed from the given set of numbers

1) (3 + 4) * 6 + 7 = 24

2) 3 + 4 * (6 + 7) = 24

3) 3 + 4 + 6 + 7 = 20, so (3 + 4 + 6 + 7) * 1 = 24

4) 3 * 4 * 6 * 7 = 168, so 168 / 7 = 24

Mathematical Operations :

The mathematical “operation” refers to calculating a value using operands and a math operator. The symbol of the math operator has predefined rules to be applied to the given operands or numbers.

Mathematical Equations :

An equation is a mathematical statement that proves two mathematical expressions are equal in algebra, and this is how it is most commonly used.

BODMAS

According to the BODMAS rule, mathematical equations containing numerous operators must be resolved in the order of BODMAS, starting from the left.

Keep in mind that the order in which you perform the operations will affect the result. Parentheses are used to indicate the order in which operations should be performed.

In the first example above, the operation inside the parentheses (3 + 4) is done first, and then that result is multiplied by 6 and added to 7.

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Answer:

6x+3=5x-8

6x-5x= -8-3(match the like terms)

x= -11

Answer:

Step-by-step explanation:

Uh sorry but there is no picture here

Answer:

no graph is attached

Step-by-step explanation:

Answer:

c. diameter

because when a line intersects the center and even touches the centre is called a diameter

hope it helps.

Answer:

C

Step-by-step explanation:

Diameter

The argument represented in the symbolic form as P --> (Q V R) ~R ^ P is valied.

The argument can be represented in the symbolic form as

P --> (Q V R) ~R ^ P ∴ Q

To determine if the argument is valid or invalid, we need to follow the rules of logic.

In this argument, we are given two premises as follows:

P --> (Q V R) (1)~R ^ P (2)

And the conclusion is Q (∴ Q).

Using the premises given, we can proceed to make deductions using the laws of logic.

We will represent each deduction using a step number as shown below.

Step 1: P --> (Q V R)

(Given)~R ^ P

Step 2: P (Simplification of Step 2)

Step 3: ~R (Simplification of Step 2)

Step 4: Q V R (Modus Ponens from Step 1 and Step 2)

Step 5: Q (Elimination of Disjunction from Step 3 and Step 4)

Therefore, the argument is valid.

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Answer:

3.1415..

it is pi, a non-terminating, non-repeating decimal.

Answer:

3.1415

Step-by-step explanation:

The true statements are 1 < 3 and -3 < 1. Options 3 and 4 are correct.

A number line is a pictorial representation of numbers on a straight line. It's a reference for comparing and ordering numbers. It can be used to represent any real number that includes every whole number and natural number.

-3 > 1 is false because a positive is always greater than a negative

-3=3 is false because a positive is not equal to a negative

1 < 3 is correct because 1 is less than 3

-3 < 1 is correct because a negative is always less than a positive.

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a) The transition matrix for the Markov chain representing the end of a volleyball game can be constructed based on the given states. The matrix will have dimensions 6x6, with each element representing the probability of transitioning from one state to another. The transition probabilities depend on the probabilities of winning rallies for each team. The resulting transition matrix is as follows:

[ 0 0 0 0 1 0 ] [ 0 0 0 0 0 1 ] [ p 0 0 0 0 1-p ] [ 0 q 0 0 1-q 0 ] [ 0 0 0 0 1 0 ] [ 0 0 0 0 0 1 ]

In this matrix, each row represents a current state, and each column represents a possible next state. The element in the i-th row and j-th column represents the probability of transitioning from state i to state j.

b) To find the probability that the game will not be finished after three rallies when team B is serving and both teams are tied 15-15, we need to calculate the probability of being in the states "tied - B serving" after three rallies. Using the given transition matrix and probabilities p = q = 0.65, we can perform matrix multiplication to obtain the state probabilities after three transitions.

Starting with an initial state vector [0 0 0 1 0 0], representing being in the state "tied - B serving," we multiply it by the transition matrix three times to find the state probabilities after three rallies. The probability of the game not being finished is the sum of the probabilities in the states "tied - B serving," "A ahead by 1 point - A serving," and "B ahead by 1 point - B serving."

Performing the calculations, the probability that the game will not be finished after three rallies is approximately 0.1721 or 17.21%.

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The transition matrix for the Markov chain representing the end of a volleyball game, considering rally point scoring, can be derived based on the six states described: 1) tied - A serving, 2) tied - B serving, 3) A ahead by 1 point - A serving, 4) B ahead by 1 point - B serving, 5) A wins the game, and 6) B wins the game.

.

(a) To construct the transition matrix for the Markov chain, we consider the possible transitions between the six states. The matrix will have dimensions 6x6, with each element representing the probability of transitioning from one state to another. For example, the probability of transitioning from state 1 (tied - A serving) to state 2 (tied - B serving) can be calculated based on the probabilities p and q mentioned in the problem statement. By considering all possible transitions, the complete transition matrix can be obtained.

(b) In this scenario, we start with state 2 (tied - B serving) and need to find the probability that the game will not be finished after three rallies. To calculate this probability, we can use the transition matrix obtained in part (a) and perform matrix multiplication. By multiplying the initial state vector (corresponding to state 2) with the transition matrix three times, we can find the probabilities of ending up in each state after three rallies. The probability of the game not being finished after three rallies would be the sum of the probabilities in states 1 and 2, which represent tied scores.

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Answer:

\(\sqrt{126}\)

Step-by-step explanation:

The geometric mean, often referred to as the geometric average, is a so-called specialized average and is defined as the n-th root of the product of n numbers of the same sign.

Given two numbers 9 and 14, we have n = 2

Therefore the geometric mean = \(\sqrt[2]{9 \times 14}\)

This is nothing the square root of (9 x 14)

9 x 14 = 126

Geometric mean of 9 and 14 is \(\sqrt{126}\)

The variance of the lengths of plate glass parts can be determined using the formula σ2 = (b - a)2 / 12.

The given situation describes the uniform distribution of lengths of plate glass parts that are measured to the nearest tenth of a millimeter, beginning with 590.0 and continuing through 590.9.

The variance of the lengths can be determined as follows;First, determine the mean or expected value of the lengths of plate glass parts:

μ = (590.0 + 590.1 + 590.2 + 590.3 + 590.4 + 590.5 + 590.6 + 590.7 + 590.8 + 590.9) / 10

= 590.45

The formula for the variance of a uniform distribution is

;σ2 = (b - a)2 / 12Where, a

= 590.0 (minimum value)  

= 590.9 (maximum value)σ2

= (590.9 - 590.0)2 / 12

= (0.9)2 / 12

= 0.00825

Therefore, the variance of the lengths is approximately 0.00825.

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The reward of 600 points will be earned by spending the amount of $300.

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that, Omar earns 800 reward points for spending 300 dollars.

The amount of money spent to earn 600 reward points will be calculated as,

800 reward points = $300 spending

1 reward point = $300 / 800 spending

600 reward point = ($300 x 600) / 800

600 reward points = $225

Therefore, the reward of 600 points will be earned by spending the amount of $300.

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Answer:

Juan purchased 16 lemons and used 5 on the first day of making lemonade. On the second day, he purchased 12 lemons and used 11. Juan wrote this expression to find how many lemons he should have left.

Step-by-step explanation:

11+1=12

Answer:

desculpa mas não sei essa