Niamh carrie out an experiment dropping piece of toat to ee if they land jam up or jam down. Here are her reult. Complete the miing relative frequency value in the table. (1 mark)

Answer:

1.

( n + 4 ) - 9

- n - 4 - 9

- n - 13

2.

40 = x - 1

- x = - 1 + 40

- x = 39

Step-by-step explanation:

I duno if this is right...

Given the initial inequality

Solve as shown below,

The answer is y<=8

Answer:

The right option is option e.T-shaped.

Step-by-step explanation:

The molecular geometry or shape of clf3 is T-shaped. It acquires such shape because of presence of two lone pairs which take equatorial position and there are greater repulsions. The hybridisation is sp3d and it has 2 lone pairs

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Option e) T-shaped

The shape or molecular geometry  of ClF₃ is T-shaped. It acquires such a shape due to the presence of two lone pairs in the equatorial position and has greater repulsion. The hybrid is sp³d and it has 2 lone pairs.

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The question asks for the term used to describe the process of repeatedly increasing a value by some amount. The answer choices provided are incrementing, accumulating, iterating, and scaling.

The term that describes the process of repeatedly increasing a value by some amount is iterating. Iteration involves performing a series of repeated steps or operations, often with the purpose of gradually changing or updating a value. It is commonly used in programming and mathematics to implement loops or repetitive processes. The other answer choices have different meanings and do not specifically convey the concept of incrementally increasing a value over multiple iterations. Incrementing typically refers to adding a fixed amount to a value, accumulating refers to the process of gradually gathering or collecting values, and scaling typically involves proportionally resizing or changing the magnitude of a value.

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Answer:d≈288.85

C Circumference

907.46

Step-by-step explanation:

Using the formulas

C=2πr

d=2r

Solving ford

d=C

π=907.46

π≈288.85349

Answer:

288.85 units (nearest hundredth)

Step-by-step explanation:

circumference of a circle = \(\pi\)d (where d is the diameter)

Given circumference = 907.46

⇒ 907.46 = \(\pi\)d

⇒ d = 907.46 ÷ \(\pi\) = 288.85 units (nearest hundredth)

The 90% confidence interval for the mean capacitance of this type of capacitor is (0.216, 0.238).

To find a 90% confidence interval for the mean capacitance of this type of capacitor, we will need to use the formula for confidence intervals. The formula for a confidence interval is:

Sample mean +/- Margin of error

Where the margin of error is calculated using the formula:

Z * (Standard deviation / sqrt(sample size))

Since we are given a 95% confidence interval, we can assume that the Z-value for a two-tailed test is 1.96. We can also assume that the standard deviation is unknown and use the sample standard deviation as an estimate. We are not given the sample size, so we cannot calculate the margin of error directly.

However, since we want to find a 90% confidence interval, we can use the fact that the margin of error for a 90% confidence interval will be smaller than the margin of error for a 95% confidence interval. We can use the margin of error from the 95% confidence interval and adjust it accordingly.

Using the formula for the margin of error, we get:

1.96 * (standard deviation / sqrt(sample size)) = 0.014

We can rearrange this formula to solve for the sample size:

sample size = (1.96 * standard deviation / 0.014)^2

Without knowing the standard deviation, we cannot calculate the sample size directly. However, we can estimate the standard deviation by using the range of the 95% confidence interval. The range is the difference between the upper and lower bounds:

range = 0.241 - 0.213 = 0.028

We can assume that the standard deviation is approximately equal to the range divided by 4. This is a rough estimate, but it should be good enough for our purposes.

standard deviation = range / 4 = 0.028 / 4 = 0.007

Now we can calculate the sample size:

sample size = (1.96 * 0.007 / 0.014)^2 = 49

So we would need a sample size of 49 to obtain a 90% confidence interval with the same margin of error as the 95% confidence interval. We can now use this sample size to calculate the margin of error for a 90% confidence interval:

1.645 * (0.007 / sqrt(49)) = 0.011

Finally, we can calculate the 90% confidence interval for the mean capacitance using the formula:

Sample mean +/- Margin of error

= 0.227 +/- 0.011

= (0.216, 0.238)

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110° is obtuse 4x is 70° which is an acute angle

Answer:

x = 6

Step-by-step explanation:

9x - 11 + 57 + 80 = 180

9x + 126 = 180

9x = 54

x = 6

Answer:

The measure of angle BED is 78°

Step-by-step explanation:

Hopefully you can see what I did there.

The risk of explosion in the process industry is 6.6594e-06 per year.

To calculate the risk of explosion, we need to consider the probability of a gas release, the probability of ignition, and the probability of fatal injury.

Step 1: Calculate the probability of an explosion.

The probability of a gas release per year is given as\(1.23 * 10^-^5\).

The probability of ignition is 0.54.

The probability of fatal injury is 0.32.

To calculate the risk of explosion, we multiply these probabilities:

Risk of explosion = Probability of gas release * Probability of ignition * Probability of fatal injury

Risk of explosion = 1.23 * \(10^-^5\) * 0.54 * 0.32

Risk of explosion = 6.6594 *\(10^-^6\) per year

Therefore, the risk of explosion in the process industry is approximately 6.6594 * 10^-6 per year.

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Answer:

I think the answer is 8, but i ain't sure so......

Step-by-step explanation:

2 + 8 = 10

10 + 8 = 18

18 + 8 = 26

26 + 8 = 34

Answer:

Look at brainly questions that are your learning about, try to figure them out then look at the answer.

Step-by-step explanation:

Answer:

What do you need help in?

Also you can search some of the questions up and see if they have an explanation or just contact your teacher for help

The required arc length of sector VW is 8\(\pi\).

Given that, in a circle U, radius  UV = 9 and  central angle of sector m∠VUW = 160°.

To find the arc length of sector VW, we can use the formula:

Arc length = (central angle / 360) x circumference of the circle.

First,  find the circumference of the circle by the  formula for the circumference of a circle is given by:

Circumference = 2 x \(\pi\) x radius.

Circumference = 2 x \(\pi\) x 9 = 18π.

Now, let's find the arc length of sector VW using the central angle of 160 degrees:

Arc length = (160/360) x 18π

Arc length = (4/9) * 18\(\pi\) = 8\(\pi\).

Therefore, the arc length of sector VW is 8\(\pi\).

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Answer:

200.96cm²

Step-by-step explanation:

Formula:

A = pi*r^2

A = 3.14(64)

A = 200.96cm²

Answer:

76

Step-by-step explanation:

Plug 4 in for each x

Answer:

76

Step-by-step explanation:

given f(x)=x^3+x^2-x what is f(4)

whenever u see f(4) it is telling you that whenever you see an x you would replace it with a 4  so you start substituting the x for 4's or replacing them (same thing XD) 4^3+4^2-4  4 times 4 times 4 = 64 + 4 times 4 = 16

64 + 16 - 4 = 76

The variable represented in the statement "record the percentage change in the price of a stock for 100 stocks publicly traded on wall street." is a Quantitative Variable .

The Quantitative variables are defined as numerical which represent a measurement or a count.

In the statement :  the percentage change in the price of a stock is a numerical representation of the amount of change in the price of a stock, expressed as a ratio or a percentage.

Therefore ,  the variable "percentage change in the price of a stock" is a quantitative variable because it is numerical and represents a measurement of change in the price of a stock.

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Answer:

X-intercepts are also called zeros, roots, solutions, or solution sets.

Step-by-step explanation:

The y-intercept of a graph is the point where the graph crosses the y -axis. (Because a function must pass the vertical line test, a function can have at most one y-intercept. ) The y-intercept is often referred to with just the y -value.

Answer:

72.5 (Not rounded)

Hope this helps!

Answer:

£65

Step-by-step explanation:

1235 / 19 = 65

(Meeting character limit)

Answer:

Point N and point K

Step-by-step explanation:

The steeper a line is in the graph, the greater the value of the slope of the line would be, and also, the farther it would be from 0. On the other hand, the more gentle and less sloppy a line is, the smaller the value of the slope is, and also, the closer it is to 0.

From the graph given, there are possible set of points in a line that have a gentle line slope.

The first is, points N and K. The slope of this line is ⅑.

The second is, points P and L. The slope of this line is ⅙.

From the two above lines, the one with a slope closest to 0 is the line that runs through points N and K. ⅑ is closer to 0 than ⅙.

The first one is correct you take the slope and multiple it by x and then add or subtract your y intercept depending on whether it is positive or negative. In this case it's positive so it would by -3/7x+9

Answer:

Question 16 = 22

Question 17 = 20 cm²

Step-by-step explanation:

Concepts:

Area of Square = s²

Area of Triangle = bh/2

Diagonals of the square are congruent and bisect each other, which forms a right angle with 90°

Segment addition postulate states that given 2 points A and C, a third point B lies on the line segment AC if and only if the distances between the points satisfy the equation AB + BC = AC.

Solve:

Question # 16

Step One: Find the total area of two squares

Large square: 5 × 5 = 25

Small square: 2 × 2 = 4

25 + 4 = 29

Step Two: Find the area of the blank triangle

b = 5 + 2 = 7

h = 2

A = bh / 2

A = (7) (2) / 2

A = 14 / 2

A = 7

Step Three: Subtract the area of the blank triangle from the total area

Total area = 29

Area of Square = 7

29 - 7 = 22

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

Question # 17

Step One: Find the length of PT

Given:

PT = PR + RT [Segment addition postulate]

PT = (4) + (6)

PT = 10 cm

Step Two: Find the length of S to PT perpendicularly

According to the diagonal are perpendicular to each other and congruent. Therefore, the length of S to PT perpendicularly is half of the diagonal

Length of Diagonal = 4 cm

4 ÷ 2 = 2 cm

Step Three: Find the area of ΔPST

b = PT = 10 cm

h = S to PT = 2 cm

A = bh / 2

A = (10)(2) / 2

A = 20 / 2

A = 10 cm²

Step Four: Find the length of Q to PT perpendicularly

Similar to step two, Q is the endpoint of one diagonal, and by definition, diagonals are perpendicular and congruent with each other. Therefore, the length of Q to PT perpendicularly is half of the diagonal.

Length of Diagonal = 4 cm

4 ÷ 2 = 2 cm

Step Five: Find the area of ΔPQT

b = PT = 10 cm

h = Q to PT = 2 cm

A = bh / 2

A = (10)(2) / 2

A = 20 / 2

A = 10 cm²

Step Six: Combine area of two triangles to find the total area

Area of ΔPST = 10 cm²

Area of ΔPQT = 10 cm²

10 + 10 = 20 cm²

Hope this helps!! :)

Please let me know if you have any questions

The last two rows of the table should be completed as follows:

Input   Output

8       22.80

10      28.50

An algebraic expression is a mathematical phrase that contains numbers, variables, and operations. It is used to represent a single quantity or value, and can be written in terms of one or more variables.

The rule given is an algebraic expression, x, which is the input, multiplied by 2.85, which is the output. Using this information, we can determine the cost of 10 muffins.

To find the cost of 10 muffins, we can use the algebraic expression given. First, we will multiply 10, the number of muffins, by 2.85, the cost of one muffin. This gives us a total of 28.50. Therefore, the cost of 10 muffins is 28.50.

Using this same rule and process, we can also determine the cost of any number of muffins. For example, if we want to know the cost of 15 muffins, we can simply multiply 15 by 2.85, giving us a total of 42.75.

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Alicia's estimate of the surface area of the rectangular prism is not reasonable based on her miscalculation of the volume.

To determine whether Alicia's estimate of the surface area of the rectangular prism is reasonable, we first need to check if her calculation of the volume of the rectangular prism is correct.

The formula for calculating the volume of a rectangular prism is:

Volume = length x width x height

Substituting the given values in the formula, we get:

Volume = 11 meters x 5.6 meters x 7.2 meters

Volume = 449.28 cubic meters

As we can see, Alicia's estimate of 334 cubic meters is significantly lower than the actual volume of the rectangular prism, which is 449.28 cubic meters. Therefore, her estimate of the surface area is likely to be incorrect as well.

It is also important to note that the problem statement asks about the estimate of the surface area, not the volume. However, since the formula for calculating the surface area of a rectangular prism also involves the dimensions of length, width, and height, it is highly likely that Alicia's estimate of the surface area would also be incorrect given her miscalculation of the volume.

In conclusion, Alicia's estimate of the surface area of the rectangular prism is not reasonable based on her miscalculation of the volume.

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Explanation:

Multiply the side length by itself to get the area

area = side*side = (1/4)*(1/4) = 1/16 square inches

The variance of the length of the critical path is 5.76.

Option A is the correct answer.

We have,

To calculate the variance of the length of the critical path in the Critical Path Method (CPM) with three-time estimates (PERT), we can use the formula:

Variance = (Standard Deviation)²

Given that the standard deviation is 2.4, we can substitute it into the formula:

Variance = (2.4)² = 5.76

Therefore,

The variance of the length of the critical path is 5.76.

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The missing number of the given data set, 18,16,9,12.23, is 19.77

From the question, we are to determine the missing number in the given data set.

From the given information,

The given data set is 18, 16, 9, 12.23

and

The mean of the data set is 15

Let the missing number be x

Then, we can write that

(18 + 16 + 9 + 12.23 + x) / 5 = 15

Thus,

18 + 16 + 9 + 12.23 + x = 5 × 15

55.23 + x = 75

x = 75 - 55.23

x = 19.77
Hence, the missing number is 19.77

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Answer:

%50 1÷2

if there is missing information. if there is 10 total marbels 5 would be red, 5would be blue.