Solve for the value of X 130 degrees X+134

The number of planes of symmetry the prism has will be 2. Then the correct option is B.

A prism is made from four identical cubes.

Axial symmetrical is similarity around an axis; an item is internally symmetric if it retains its appearance when turned around an axis.

The number of planes of symmetry the prism has will be given as,

The plane divides the shape T into two halves and the plane is perpendicular to the shape T.

The plane divides the shape T and the plane is parallel to the plane of the paper.

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Answer: [tex]\frac{16}{15}[/tex]

Step-by-step explanation:

    First, we will turn 6 and 2/5 into a single improper fraction.

6 * 5 = 30

30 + 2 = 32

6 and 2/5 = 32/5

    Next, we will multiply across:

[tex]\displaystyle \frac{32}{5} *\frac{1}{6} =\frac{32}{30}[/tex]

    Lastly, we will simplify by dividing both the numerator and the denominator by 2:

[tex]\displaystyle \frac{16}{15}[/tex]

The y-component of the force that the wall exerts on the beam (f) is -400.5 N.

The y-component of the force that the wall exerts on the beam (f) can be found using the following steps:

Step 1: Calculate the magnitude of the force (f):

f = √[f_x² + f_y²]

f = √[(-500 N)² + (-300 N)²]

f = 600 N

Step 2: Calculate the angle of the force relative to the y-axis:

θ = tan-1(-300 N/500 N)

θ = -53.13°

Step 3: Calculate the y-component of the force (fy):

fy = f × sin(θ)

fy = 600 N × sin(-53.13°)

fy = -400.5 N

Therefore, the y-component of the force that the wall exerts on the beam (f) is -400.5 N.

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Answer:

Step-by-step explanation:

The mean of the distribution with a median of 8 could also be: Option B: 8

The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set.

The median is defined as the middle value when a data set is ordered from least to greatest.

The mode is defined as the number that occurs most often in a data set.

Now, one good relationship between the 3 measures is given as:

3(median) = mode +2(mean)

Thus, if our median is 8, then it is very possible that our means could also be 8

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Answer:

44 feet

Step-by-step explanation:

To find the perimeter of the garden, we need to add up the lengths of all four sides.

Since the length of the garden is 13 feet and the width is 9 feet, the perimeter can be calculated as:

P = 2L + 2WP = 2(13) + 2(9)

P = 26 + 18P = 44Therefore, the perimeter of the garden is 44 feet.

Answer:

the answer is 44

Step-by-step explanation:

therefore it is perimeter is equals 2l plus 2wp equals 2 (13) plus 2 (9)

26 plus 18

final answer is 44

The total number of electoral votes for Florida is equal to 27 electoral votes.

In order to write a linear equation to describe this situation, we would a assign variable to the total number of electoral votes for Florida and the total number of electoral votes for North Carolina, and then translate the word problem into a linear equation as follows:

Since North Carolina has 12 less electoral votes than Florida, a linear equation that can be used to model this situation is given by;

y = x - 12

15 = x - 12

x = 15 + 12

x = 27 electoral votes.

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Complete Question:

North Carolina has 12 less electoral votes than Florida. Write and solve a subtraction equation to find the total number of electoral votes for Florida when North Carolina has 15 votes.

The sum of the first 6 terms of the given sequence is -1350.

What is sum?

In mathematics, the term "sum" refers to the result of adding two or more numbers or quantities together. The sum of two numbers a and b is denoted by a + b. Similarly, the sum of three numbers a, b, and c is denoted by a + b + c.

The given sequence is a finite geometric sequence with a common ratio of -3. To find the sum of the first 6 terms of this sequence, we can use the formula for the sum of a finite geometric series:

[tex]S_n = a(1 - r^n) / (1 - r)[/tex]

where S_n is the sum of the first n terms of the sequence, a is the first term of the sequence, r is the common ratio, and n is the number of terms in the sequence.

Substituting the given values, we get:

[tex]S_6 = 18(1 - (-3)^6) / (1 - (-3))\\\\S_6 = 18(1 - 729) / 4\\\\S_6 = -1350[/tex]

Therefore, the sum of the first 6 terms of the given sequence is -1350.

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Answer:

Step-by-step explanation:

-1,092

Answer:

To complete each statement, we will need to perform some operations on the given complex numbers w and z.

1. Find w^3:

We can use De Moivre's theorem to raise w to the third power:

w^3 = [2(cos(90°) + i sin(90°))]^3

= 2^3(cos(90°3) + i sin(90°3))

= 8(cos(270°) + i sin(270°))

Therefore, w^3 = 8(cos(270°) + i sin(270°)).

2. Simplify z^2:

To simplify z^2, we can use the identity cos(2θ) = 2cos^2(θ) - 1 to simplify the cosine term:

z^2 = [√(cos(250°) + i sin(225°))]^2

= cos(2250°) + i sin(2225°)

= cos(500°) + i sin(450°)

= cos(140°) - i sin(90°)

Therefore, z^2 = cos(140°) - i sin(90°).

Note: We can also simplify the square root of the cosine term using the identity cos(2θ) = 1 - 2sin^2(θ), but this would result in a more complicated expression for z^2.

3. Find the product wz:

We can simply multiply w and z using the distributive property:

wz = 2(cos(90°) + i sin(90°)) * √(cos(250°) + i sin(225°))

= 2√(cos(90°)cos(250°) - sin(90°)sin(250°) + i(cos(90°)sin(250°) + sin(90°)cos(250°)))

= 2√(-sin(250°) + i cos(250°))

Therefore, wz = 2√(-sin(250°) + i cos(250°)).

Answer:

-1 = (-1/2)(6) + b

-1 = -3 + b, so b = 2

y = -(1/2)x + 2, so m = -1/2 and b = 2

The median length of time required to review an application is 105 minutes.

To find the median, the data needs to be arranged in order from least to greatest: 19, 48, 140, 220.

Since there is an even number of data points, the median is the average of the two middle values, which in this case are 48 and 140. Adding them together and dividing by 2 gives 94, which is less than the next highest value of 220.

Therefore, the median length of time required to review an application is 105 minutes.

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The approximate value of P(adult ∣ rode a ferris wheel) is 0.6364, which is approximately 63.64%.

To find the approximate value of P(adult|rode a ferris wheel), we can use the conditional probability formula:

[tex]\mathrm{P(adult | rode\ a\ ferris\ wheel) = \frac{P(adult \ and \ rode \ a \ ferris \ wheel)}{P(rode \ a \ ferris \ wheel)} }[/tex]

From the data given in the table, you can see that:

Total number of people who rode the ferris wheel: 198 (children + adults)

Number of adults who rode the ferris wheel: 126.

So, P(rode a ferris wheel) = 198/264

And, P(adult and rode a ferris wheel) = 126/264

Now plug these values into the conditional probability formula:

​[tex]\mathrm{P(adult | rode\ a\ ferris\ wheel) = \frac{P(adult \ and \ rode \ a \ ferris \ wheel)}{P(rode \ a \ ferris \ wheel)} } \\\\= \frac{126/264}{198/264}[/tex]

[tex]\mathrm{P(adult | rode\ a\ ferris\ wheel) } = \frac{126}{198} \\\\ \approx 0.6364[/tex]

Rounded to four decimal places, the approximate value of P(adult ∣ rode a ferris wheel) is 0.6364, which is approximately 63.64%.

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Contrast ratio is a measurement that indicates the ability of a monitor to display colors by comparing the brightness of the brightest white to the darkness of the darkest black. The correct option is A.

The contrast ratio is usually expressed as a ratio, such as 1000:1 or 5000:1, with the first number indicating the brightness of the white and the second number indicating the darkness of the black. The higher the contrast ratio, the better the monitor is able to display a wide range of colors and shades. A high contrast ratio is important for tasks such as image and video editing, as it allows for more accurate color representation and contrast in the final product.

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Full Question ;

This indicates the monitor's ability to display colors by comparing the light intensity of the brightest white to the darkest black.

Question 1 options:

A) Contrast ratio

B) Dot Pitch

C) Active display area

D) Resolution

Contrast ratio Indicates a monitor's ability to display colors by comparing the light intensity of the brightest white to the

darkest black. The term you are looking for is "contrast ratio."

The brightness of the brightest shade (white) to the deepest shade (black) that the system is capable of producing is

measured as the contrast ratio (CR), a display system characteristic.

A display's desired feature is a high ratio of contrast. It resembles dynamic range in certain ways.

Ratings provided by various manufacturers of display devices are not always comparable to one another due to

differences in method of measurement, operation, and unstated variables.

This is because there is no official,  standardised way to measure contrast ratio for a system or its parts, nor is there a

standard for defining "Contrast Ratio" that is accepted by any standards organisation.[1] While other designers have

more frequently taken the effect of the environment into account, manufacturers have historically preferred

measurement methods that isolate the gadget from the system.

This is a key aspect of monitor performance, as it directly impacts the overall image quality and color reproduction.

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Cash paid for interest during 2014 was $12,750. Based on the provided Phoenix Corp. information, the question requires you to calculate the cash paid for interest throughout the 2014 calendar year.

Also provided are the amounts for the year's interest expenditure and the balance of interest payable as of December 31, 2013 and 2014.

These are the formulas that can be used to determine the cash paid in interest in 2014:

Interest paid in 2014 minus any increases in interest due equals the cash paid in interest.

The difference between the balance of interest payable as of December 31, 2014, and as of December 31, 2013, can be used to compute the increase in interest payable:

Interest payable at December 31, 2014 minus interest payable at December 31, 2013 equals $6,200 minus $5,700, which equals $500 in

additional interest.

This signifies that the corporation incurred more interest expense than it paid during the year Since the balance of interest payable increased from 2013 to 2014, the corporation incurred more interest expense than it paid in that period. As a result, the money used to pay interest in 2014 is:

Interest paid in 2014 plus the increase in interest due is $12,250 plus $500.= $12,750

Thus, $12,750 is the correct response (D).

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From the given table, Player A is the most consistent, with an IQR of 1.5. So, correct option is A.

To find the best measure of variability for this data, we need to consider a measure that is robust and resistant to outliers. The interquartile range (IQR) is a good choice as it is calculated based on the range of values that fall within the middle 50% of the data and is therefore less affected by extreme values.

To calculate the IQR, we first need to find the median, which is the middle value in the dataset. For Player A, the median is 3 and for Player B, the median is 2.5.

Next, we calculate the first quartile (Q₁) and the third quartile (Q₃) which represent the 25th and 75th percentiles of the data, respectively. For Player A, Q₁ is 2 and Q₃ is 3.5, while for Player B, Q₁ is 2 and Q₃ is 4.5.

The IQR is the difference between Q₃ and Q₁. For Player A, the IQR is 1.5 (3.5 - 2) and for Player B, the IQR is 2.5 (4.5 - 2). Therefore, Player A is more consistent as their IQR is smaller, indicating that their runs earned are more tightly clustered around the median.

The range, which is the difference between the largest and smallest values in the dataset, is also a measure of variability, but it is sensitive to extreme values. In this case, the range for Player A is 7 (8 - 1) and for Player B is 5 (6 - 1), but these values do not provide as accurate an indication of consistency as the IQR.

So, correct option is A.

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Complete question is:

The table shows the number of runs earned by two baseball players.

Player A

2, 1, 3, 8, 2, 3, 4, 3, 2

Player B

2, 3, 1, 4, 2, 2, 1, 4, 6

Find the best measure of variability for the data and determine which player was more consistent.

Player A is the most consistent, with an IQR of 1.5.

Player B is the most consistent, with an IQR of 2.5.

Player A is the most consistent, with a range of 7.

Player B is the most consistent, with a range of 5.

Answer: To answer this question, we need to know the number of individuals in each combination of Hogwarts elective and house. Without this information, we cannot calculate the expected chi-square test statistic value or the standard deviation.

Assuming we have this information, we can calculate the expected chi-square test statistic value as follows:

Set up a contingency table with the observed frequencies in each cell and the row and column totals.

Calculate the expected frequency for each cell by multiplying the row total by the column total and dividing by the total sample size.

Calculate the chi-square test statistic by summing the squared differences between the observed and expected frequencies for each cell and dividing by the expected frequency for each cell.

The formula for the standard deviation of the chi-square test statistic depends on the degrees of freedom, which is equal to the number of rows minus one multiplied by the number of columns minus one. Once we have calculated the expected chi-square test statistic value and degrees of freedom, we can calculate the standard deviation using the formula:

sqrt(2 * df)

where "df" is the degrees of freedom.

Without the necessary information about the frequencies, we cannot provide a numerical answer to this question.

Step-by-step explanation:

Answer:

decision-making

Step-by-step explanation:

The function f(x) = 3x⁵ - 5x³ + 15 has relative maxima at x = -1 and relative minima at x = 1, so the answer is (d) -1 and 1 only.

To find the relative maximum of the function f(x) = 3x⁵ - 5x³ + 15, we need to find the critical points and then determine whether they correspond to a maximum or minimum.

To find the critical points, we need to find where the derivative of the function is equal to zero

f'(x) = 15x⁴ - 15x²

f'(x) = 15x²(x² - 1)

Setting f'(x) equal to zero, we get

x²(x² - 1) = 0

This equation is true when x = 0, x = 1, and x = -1.

Now we need to determine whether these points correspond to a relative maximum or minimum. To do this, we can use the second derivative test.

f''(x) = 60x³ - 30x

Plugging in x = -1, we get

f''(-1) = -30 < 0

This means that x = -1 corresponds to a relative maximum.

Plugging in x = 0, we get

f''(0) = 0

This test is inconclusive, so we need to use another method to determine the nature of the critical point at x = 0.

Plugging in x = 1, we get

f''(1) = 30 > 0

This means that x = 1 corresponds to a relative minimum.

Therefore, the correct option is (d) -1 and 1 only

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Answer:

Rebecca and Brian each have 40 batteries, making a total of 80 batteries.

Step-by-step explanation:

Rebecca:

Rebecca has 4 packs of batteries, and if each one contains 10 batteries, then she has 40 batteries.

Brian:

Brian also has 4 packs of batteries, each one contains 10 batteries, so he also has 40 batteries.

In total, they have a combined 80 batteries.  hope this helps ;)

The surface area of the right prism is 192.9 m².

A prism is a solid shape that is bound on all its sides by plane faces.

To calculate the surface area of the prism, we use the formula below

Formula:

Where:

From  the diagram in the question,

Given:

Substitute these values into equation 1

Hence, the surface area is  192.9 m².

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The true statement is B. Player 2 is more likely to hit the ball than Player 1 because P(Player 2) > P(Player 1), by comparing the probabilities and interpreting the likelihood.

From the given information,

Probability of the batting average of player 1 = 4/7

Probability of the batting average of player 2 = 5/8

Probability of the batting average of player 3 = 3/6 = 1/2

We have to find the likelihood of each player.

LCM (7, 8, 6) = 56

Probability of player 1 = (4 × 8) / (7 × 8) = 32/56

Probability of player 2 = (5 × 7) / (8 × 7) = 35/56

Probability of player 1 = (1 × 28 ) / (2 × 28) = 28/56

Here the likelihood is greatest for player 2, then player 1 and the least likelihood is for player 3.

Hence the correct option is B.

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The dimensions of the rectangle are either 25" by 8" or 20" by 10".

The perimeter of a two-dimensional shape is the space surrounding it. It is calculated using length units like inches or metres. The lengths of all the sides of a rectangle are added up to determine its perimeter.

Area is a unit used to describe how much room there is inside a two-dimensional form. It is calculated using area units like square inches or square metres. A rectangle's area is calculated by multiplying its length by its width.

The perimeter of the rectangle is given as:

Perimeter = 2(length + width)

Substituting the value we have:

90 = 2(L + W)

45 = L + W

Now, the area is given as:

Area = length × width

Substituting the values we have:

200 = L × W

The above equation can be written as:

W = 200/L

Substituting the value of W in the first equation we have:

45 = L + 200/L

45L = L² + 200

L² - 45L + 200 = 0

L = (45 ± √(45² - 4×1×200)) / (2×1)

L = (45 ± 5) / 2

L = 25 or L = 20

Now, for L = 25 the value of W is:

W = 200 / 25 = 8

For L = 20:

W = 200 / 20 = 10

Hence, the dimensions of the rectangle are either 25" by 8" or 20" by 10".

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The value of the functions are;

f(-4) = 1/16

f(-3) = 1/8

f(-2) = 1/4

f(-1) = 1/2

f(0) = 1

It is important to note that functions are described as equations or expressions that shows the relationship between two variables.

From the information given, we have that;

The function, f(x) = 2ˣ

To determine the value of f(x) for -4, we have to substitute the value

f(x) = 2⁻⁴

find the value

f(-4) = 1/2⁴ = 1/16

For the value of f(-3)

f(-3) =2⁻³

find the value

f(-3) = 1/2³ = 1/8

For the value of -2

f(-2) = 2⁻²

f(-2) = 1/2² = 1/4

For the value of -1

f(-1) = 2⁻¹

f(-1) = 1/2¹ = 1/2

For the value of 0

f(0) = 2⁰

f(0) = 1

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With 82% confidence that the true average weight gain during the December holidays for the sampled adult population is between -1.25 pounds. and 1.47 pounds.

To find the 82% confidence interval for the mean weight gain over the holidays in December, you can use the following formula:

[tex]CI = xd ± t*(SDd/sqrt(n))[/tex]

where:

xd = average weight change of sample (0.11 lb increase)

SDd = standard deviation of weight difference (5.25 lbs)

n = sample size (23)

t = the critical value of the t distribution with n-1 degrees of freedom and the desired confidence level (82% in this case)

You can use a t-table or a calculator to find the critical value of the t-distribution. With 22 degrees of freedom (n-1) and an 82% confidence level, the critical value is approximately 1.319.

Plugging in the given values ​​gives:

[tex]CI = 0.11 ± (1.319*(5.25/sqrt(23))) = (-1.25, 1.47)[/tex]

Therefore, we can say with 82% confidence that the true average weight gain during the December holidays for the sampled adult population is between -1.25 pounds. and 1.47 pounds.

Note that the confidence intervals include zero. This means that we cannot reject the null hypothesis that there is no significant difference in weight between mid-November and he early-to-mid-January.

However, this does not necessarily mean no weight gain during his December vacation, as there is individual variation in weight change within the sample.  

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The measures of the indicated angles are YUZ = 105 and WUZ = 75

From the question, we have the following parameters that can be used in our computation:

The circle

From the circle, we hae

2x + 31 + 5x - 5 = 180

Evaluate

x = 22

Next, we have

YUZ = 5x - 5

YUZ = 5(22) - 5 = 105

WUZ = 180 - 105 = 75

XUV = cannot be determined and YWZ = cannot be determined

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If Robert ate lunch at 11:am and he ate a snack 4and a half hours later, Robert ate his snack at 3:30 pm

To find out what time Robert ate his snack, we need to add 4 and a half hours to the time he ate lunch.

Since he ate lunch at 11:00 am, we can convert this time to 24-hour format by adding 12 hours to get 11:00 + 12:00 = 23:00.

Next, we add 4 and a half hours to 23:00 by converting the half hour to minutes and adding it to the minutes portion of the time:

23:00 + 4 hours + 30 minutes = 27:30

However, since there are only 24 hours in a day, we need to convert this time back to 12-hour format. To do this, we subtract 12 hours from 27:30 to get 15:30.

Therefore, Robert ate his snack at 3:30 pm (or 15:30 in 24-hour format).

In summary, we added 4 and a half hours to the time Robert ate lunch, converted the resulting time to 24-hour format, subtracted 12 hours to account for the excess of 24 hours, and then converted the time back to 12-hour format to obtain the time Robert ate his snack.

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We are approximately 17.88 meters from the base of the plateau.

An angle of elevation is the angle formed between a horizontal line and a line of sight that is directed upward to an object or point above the horizontal level. It is commonly used in trigonometry and geometry to determine the height or distance of an object, such as a building, tower, or mountain.

We can use trigonometry to solve this problem. Let's call the distance we are from the base of the plateau "x".

From the problem, we know that the height of the plateau (the opposite side) is 40m and the angle of elevation (the angle between the horizontal and the line of sight to the top of the plateau) is 20 degrees.

Using the tan function, we get,

tan(20) = 40/x

To solve for x, we can cross-multiply:

x * tan(20) = 40

Then, we can divide both sides by tan(20):

x = 40 / tan(20)

Using a calculator, we get:

x ≈ 17.8798 meters

Therefore, we are approximately 17.88 meters from the base of the plateau.

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Answer:

Set your calculator to degree mode.

1) sin(X)/x = sin(Z)/z

sin(57.5°)/15 = sin(Z)/13

sin(Z) = 13sin(57.5°)/15

Z = 47.0°

2) sin(M)/m = sin(L)/l

sin(32°)/9 = sin(L)/12

sin(L) = 12sin(32°)/9

L = 45.0°, so N = 180° - (32° + 45°)

= 103.0°

3) sin(Q)/q = sin(P)/p

sin(48°)/19 = sin(P)/17

sin(P) = 17sin(48°)/19

P = 41.7°, so R = 180° - (48° + 41.7°)

= 90.3°

4) sin(A)/a = sin(B)/b

sin(85°)/8 = sin(B)/7

sin(B) = 7sin(85°)/8

B = 60.7°

5) sin(D)/d = sin(F)/f

sin(D)/24 = sin(56°)/23

sin(D) = 24sin(56°)/23

D = 59.9°

6) sin(U)/u = sin(V)/v

sin(U)/30 = sin(130°)/45

sin(U) = 30sin(130°)/45

U = 30.7°

Answer:

Step-by-step explanation: