i need help with this​

Answer:

The triangles are not congruent.

Step-by-step explanation:

5.6 × 10⁶

hope it's helpful

Answer:

Step-by-step explanation

Left at 6:15 am

How many hours until 2:15pm? 8 hours

How many minutes from 2:15 until 2:30? 15

So it took 8 hours and 15 minutes

To match the confidence intervals with their respective percentages, you should compare the widths of the intervals. Confidence intervals with higher percentages (confidence levels) will be wider, as they include more data points from the sample.

1. Interval A: __%
2. Interval B: __%
3. Interval C: __%

Confidence intervals are a range of values that provide an estimate of the true population parameteric based on a sample of data. The percentage of confidence associated with the interval represents the likelihood that the true parameter falls within that range.

Typically, a higher percentage of confidence corresponds to a wider interval, as there is a greater likelihood that the true parameter falls within that range. Therefore, in order to match the interval to the percent of confidence it represents, you would need to consider the width of the interval and the corresponding likelihood of the true parameter falling within that range.

Once you have identified the widest interval, you can assign it the lowest percentage of confidence, and then work your way up to the narrower intervals, assigning them higher percentages of confidence based on their respective widths. Finally, you would label each interval with the appropriate percentage of confidence.

Compare the widths of the intervals. The widest interval corresponds to the 99% confidence level, the second widest to the 90% confidence level, and the narrowest to the 80% confidence level. Once you identify the widths, fill in the appropriate percentage after each interval.

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Answer:

The slope is 2

Step-by-step explanation:

Answer:

5.988

Step-by-step explanation:

_9.687

3.699

=5.988

Answer:

x = 14

Step-by-step explanation:

Tan 25 = \(\frac{opposite}{adjacent}\)

Where opposite = x, Adjacent = 30 m

=> 0.466 x 30 = x

=> x = 14

Answer:

\(\Huge \boxed{\mathrm{14 \ meters}}\)

Step-by-step explanation:

We can use trigonometric functions to solve for the problem.

\(\displaystyle \sf tan( \theta )=\frac{opposite \ side}{adjacent \ side}\)

Plug in the values and evaluate.

\(\displaystyle \sf tan( 25\° )=\frac{x}{30}\)

Multiply both sides by 30.

\(\displaystyle \sf 30 \cdot tan( 25\° )=x\)

\(\sf x=13.98922974...\)

The height of the traffic light is 14 meters (rounded to nearest whole number).

Answer:

3/500

Step-by-step explanation:

6/1000 ÷2 =

3/500

Answer:

Just substitute, and the simplified form is 1

Step-by-step explanation:

Substitute the values needed into the original equation. For example, if n=1

t(1)=15-2.5(1)=15-2.5=12.5. Or, if tn+1 substitute f(tn+1)=15-2.5(tn+1) and simplify.

tn+1-tn in its simplest form is just 1, as tn and -tn cancel out to leave 1.

The appropriate way to visualize a list of the eye colors of 120 people is pie chart and dot plot.

A pie chart is a circular statistical graphic in which the slices represent numerical proportions. In a pie chart, the arc length of each slice reflects the amount it stands for.

Pie charts can be used to show percentages of a whole group and show percentages at a particular moment. In contrast to bar graphs and line graphs, pie charts do not show changes over time.

A dot plot, also known as a strip plot or dot chart, is a simple style of data visualization in which data points are shown as dots on a graph with an x- and y-axis.

The things you and your partner choose to eat are a wonderful example.

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The following question may be like this:

What is an appropriate way to visualize a list of the eye colors of 120 people? select all that apply.

Answer:

x = a^2 b

Step-by-step explanation:

log x = 2 log a + log b

We know that

c log d = log d^c

log x =  log a^2 + log b

We know that log c* log d = log cd

log x =  log a^2 b

Since they are both logs

x = a^2 b

Please find attached photograph for your answer.

Answer:

1.40

2.78

3.38

4.26

5.15

6.70

Step-by-step explanation:

Ok 160 split all in sections of 25 there are gonna be 15 left wich goes to the 60=15

25 to each

25+15= 40

and the same thing you do with all!

Thank you!

Answer:

Yes, because the two triangles share common segments.

910 is 9.1 × 10^2 in scientific notation

The segment of a triangle is the median of the triangle. This is the line that join a vertex of the triangle to the opposite side of the triangle.

The expressions that could represent how many dishes Crispy Clover's new menu has include:

1.2D

1 + (20% × D)

An expression refers to the mathematical statements which have at least two terms which are related by an operator and contain either numbers, variables, or both.

.

Since Clover, a popular vegetarian restaurant, introduced a new menu that has 20 percent more dishes than the previous menu.

This will be illustrated as:

D + (20% × D)

= D + 0.2D

= 1.2D

This illustrates the equation.

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Relation given:-

Inverse

#2

Let it be y

\(\\ \tt\hookrightarrow y=2x-3\)

\(\\ \tt\hookrightarrow 2x=y+3\)

\(\\ \tt\hookrightarrow x=y+3/2\)

Write in terms of x

\(\\ \tt\hookrightarrow f^{-1}(x)=\dfrac{x+3}{2}\)

A slope is also known as the gradient of a line. The average rate of change between x = -2 and x = 0 is -2.

A slope also known as the gradient of a line is a number that helps to know both the direction and the steepness of the line. The slope of the line can also be defined as the rate of change.

The average rate of change will be the slope of the line representing the points. The slope is needed to be found between x=-2 and x=0, now the coordinates lying between x=-2 and x=0 are (-2,10) and (0,6).

The slope of the line will be,

m = (6-10)/(0-(-2)) = -4/2 = -2

Hence, the average rate of change between x = -2 and x = 0 is -2.

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Differentiating F(x) gives  10\(x^{9}\) - 72\(x^{5}\) + 72\(x\).

Differentiation, also referred to as derivatives, determines the rate at which one variable changes in relation to another, in this case, f(x) in relation to x. Finding the greatest or minimum conditions, or the best solution, is possible through differentiation. There are certain fundamental guidelines for differentiating functions.

lf c is any real number and if f(x) = c for all x, then f ' (x) = 0 for all x . That is, the derivative of a constant function is the zero function.

Partial derivatives in calculus are derivatives of multivariate functions taken with respect to only one variable in the function, treating other variables as though they were constants.

F(x) = (\(x^{5}\) -6\(x\))²

= \(x^{10}\) -12\(x^{6}\) + 36\(x^{2}\)

dF(x)/dx = d( \(x^{10}\) -12\(x^{6}\) + 36\(x^{2}\) )/dx

= 10\(x^{9}\) -12 (6\(x^{5}\)) + 36(\(2x\))

= 10\(x^{9}\) - 72\(x^{5}\) + 72\(x\)

Thus, differentiating F(x) gives  10\(x^{9}\) - 72\(x^{5}\) + 72\(x\).

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Divide price by quantity:

3.00 / 12 = $0.25 per can.

The radius of Deimos to one significant digit in meters is approximately 9.4 m

.

Given the ratio of the Sun-from-Mars distance to Deimos-from-Mars distance is 365,000, the distance between Mars and Deimos can be found to bedeimos distance = Sun-Mars distance / 365,000

Next, we can find the diameter of Deimos by noting that 550 of its diameters is equal to the distance it takes to transit the shadow of Mars during a lunar eclipse.

Let's call the diameter of Deimos "d", so we can

diameter = 1/550 * deimos distance

Finally, the Sun appears about 8.4 times as large as Deimos in the Martian sky. If we call the radius of Deimos "r", then the radius of the Sun is 8.4r.

Using the information given, we can set up the following equation:

deimos distance / (3,000,000 + r) = 8.4r / (3,000,000)Simplifying and solving for r,

we get:r = 9.39 m (rounded to one significant digit)

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The probability of students passing the exam is 0.036.

The counted probability of 8 people being present in museum is 0.375

Probability refers to the occurrence of an event taking place.

using formula,

P = (X = k) = ( n take k )*\(p^{k}\)*\((1-p)^{(n-k)}\)

staging the values

P = (X=6) = (10 take 6)\(*(1/5)^{6}* (4/5)^{4}\)

≈ 0.026

probability when 7 questions are correct

P = (X =7) = ( 10 take 7)\(*(1/5)^{7}*(4/5)^{3}\)

≈ 0.008

probability when 8 questions are correct

P = (X =8) = ( 10 take8)\(*(1/5)^{8}*(4/5)^{2}\)

≈ 0.001

probability when 9 questions are correct

P = (X =9) = ( 10 take 9)\(*(1/5)^{9}*(4/5)^{1}\)

≈ 0.00003

probability when 10 questions are correct

P = (X =10) = ( 10 take 10)\(*(1/5)^{10}*(4/5)^{0}\)

≈ 0.00001

the probability that the student will pass

P(pass) = P(X≥6)

=P(X=6)+P(X =7) +P(X =8)+P(X =9)+P(X =10)

≈0.036

The probability of students passing the exam is 0.036.

P(X≥8) =P(X =8)+P(X =9)+P(X =10)

≈ (10 take 8)\(*(0.85)^{8}*(0.15)^{2}\)+(10 take 9)\(*(0.85)^{9}*(0.15)^{1}\)

+(10 take 10)\(*(0.85)^{10}*(0.15)^{0}\)

≈  0.375

The counted probability of 8 people being present in museum is 0.375

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Answer:Calculate the Land Transfer Tax on a house for 248000

   Calculation example

1.multiply $55,000 by 0.5% (55,000 × 0.005) = $275.

2.multiply the amount exceeding $55,000 up to $250,000 by 1.0% (195,000 × 0.01) = $1,950.

3.multiply the amount exceeding $250,000 up to $400,000 by 1.5% (150,000 × 0.015) = $2,250.

Step-by-step explanation:

The adult can sit at a distance of (10.0 kg * L) / 66.0 kg from the edge of the table without tipping it over, where L is the length of the table. We use the principle of torque.

To determine how close to the edge of a 20.0 kg table a 66.0 kg adult can sit without tipping it over, we need to consider the principle of torque.

The torque acting on the table can be calculated as the product of the weight (force) and the distance from the pivot point (edge of the table). In this case, the pivot point is the edge of the table, and we want to find the maximum distance where the torque is balanced.

Let's assume the table is uniform and has a center of mass at its midpoint. The center of mass is located at a distance of 10.0 kg * (L/2), where L is the length of the table. For the table to remain in equilibrium, the torque due to the adult sitting on one side must be equal and opposite to the torque due to the table's weight.

Let x represent the distance from the edge of the table where the adult is sitting. The torque due to the adult is\(66.0 kg * 9.8 m/s^2 * x,\) while the torque due to the table's weight is \(20.0 kg * 9.8 m/s^2 * (L/2).\)Setting these torques equal, we have \(66.0 kg * 9.8 m/s^2 * x = 20.0 kg * 9.8 m/s^2 * (L/2).\)

Simplifying, x =\((20.0 kg * 9.8 m/s^2 * (L/2)) / (66.0 kg * 9.8 m/s^2).\)

The factors of 9.8 m/s^2 cancel out, and we are left with x = (20.0 kg * (L/2)) / 66.0 kg.

Simplifying further, x = (10.0 kg * L) / 66.0 kg.

Therefore, the adult can sit at a distance of (10.0 kg * L) / 66.0 kg from the edge of the table without tipping it over.

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The stack of 31 sheets of aluminum will be approximately 7.099 inches thick.



- One sheet of aluminum is 0.229 inches thick.
- To find the thickness of a stack of sheets, we need to multiply the thickness of one sheet by the number of sheets.
- So, to find the thickness of 31 sheets of aluminum, we need to multiply 0.229 inches by 31.
- 0.229 x 31 = 7.099 inches.
- Therefore, the stack of 31 sheets of aluminum will be approximately 7.099 inches thick.



To determine the thickness of a stack of 31 sheets of aluminum, we need to consider the thickness of one sheet and then multiply it by the number of sheets in the stack.

Firstly, we are given that one sheet of aluminum is 0.229 inches thick. This means that if we were to measure the thickness of one sheet using a ruler or calipers, we would get a reading of 0.229 inches.

Next, we need to find the thickness of 31 sheets of aluminum. To do this, we need to multiply the thickness of one sheet by the number of sheets. This can be expressed as:

Thickness of stack = Thickness of one sheet x Number of sheets

Substituting the values we have:

Thickness of stack = 0.229 x 31

Multiplying these two values gives us:

Thickness of stack = 7.099 inches

Therefore, the stack of 31 sheets of aluminum will be approximately 7.099 inches thick.

In conclusion, we can determine the thickness of a stack of sheets by multiplying the thickness of one sheet by the number of sheets. In this case, we were given the thickness of one sheet of aluminum and the number of sheets in the stack, which allowed us to calculate the thickness of the entire stack.

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Not sure if this is the answer but this is what I got

Answer: y= 4/25 x

The graph of the equation, y = 4x, is shown below.

Given an equation, for example, y = 4x, to plot it on a coordinate plane, we need to find the coordinates of the line that we would plot and connect together to graph the equation.

Find the corresponding y-values when x = 1, x = 2, and x = 3. To do this, see the steps below:

Substitute x = 1 into y = 4x:

y = 4(1)

y = 4

We have a point, (1, 4).

Substitute x = 2 into y = 4x:

y = 4(2)

y = 8

We have another point, (2, 8).

Substitute x = 3 into y = 4x:

y = 4(3)

y = 12

We have a third point, (3, 12).

Plot the three points on a coordinate plane as shown below to get the graph of the equation.

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The future receipt is discounted at an interest rate of 12% and its present value is $210,018 in 7 years is the $520,000 received.

The formula for calculating present value is:

PV = FV / (1 + r)^n

Where:

PV = Present Value

FV = Future Value

r = Interest Rate

n = Number of years

Rearranging the formula to solve for 'n' (number of years):

n = log(FV / PV) / log(1 + r)

Plugging in the given values:

PV = $210,018

FV = $520,000

r = 12% or 0.12

n = log(520,000 / 210,018) / log(1 + 0.12)

Using a calculator, we can find the approximate value of 'n':

n ≈ 7.2 years

Therefore, in approximately 7.2 years, the $520,000 will be received. Rounding to the nearest whole number, the answer is (c) 7 years.

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Solution

For this case we can use the following formula:

where:

P= 200

r= 0.09

n = 4

t= 4

And solving we got: