HELP FASTLY WILL MARK BRAINLEST AND GIVE 5 STAR RATING! ANSWER FASTLY PLEASEEE!
[Image: Coordinate plane with points plotted at ordered pairs Q (–4, 4), R (2, 4), S (5, –3), T (2, –3), and U (–4, –3)]

What is the area of polygon QRSTU? _______ square units?

Answer:

5 years

Step-by-step explanation:

\(interest = \frac{prt}{100} \)

\(1080 = \frac{3600 \times 6 \times t}{100} \)

\( \frac{1080 \times 100}{3600 \times 6} = t\)

108000/21600 = t

time = 5 years

Answer:

90 degrees

Step-by-step explanation:

the centre angle of the triangle is 180°.
ABC is its circumference angle, that is half the centre one

Answer:

the population variance is 2 and the population standard deviation is approximately 1.41.

Step-by-step explanation:

To calculate the variance and standard deviation of a population, you can use the following formulas:

Population variance = (Σ(x - μ)²) / N

Population standard deviation = √(Σ(x - μ)² / N)

Where:

Σ is the sum of

x is each individual score in the population

μ is the population mean

N is the number of scores in the population

To begin, we need to find the population mean (μ):

μ = (6 + 2 + 3 + 0 + 4) / 5 = 3

Next, we can calculate the variance:

Population variance = ((6-3)² + (2-3)² + (3-3)² + (0-3)² + (4-3)²) / 5

Population variance = (9 + 1 + 0 + 9 + 1) / 5

Population variance = 2

Finally, we can calculate the standard deviation:

Population standard deviation = √((6-3)² + (2-3)² + (3-3)² + (0-3)² + (4-3)²) / 5

Population standard deviation = √(9 + 1 + 0 + 9 + 1) / 5

Population standard deviation = √2

Therefore, the population variance is 2 and the population standard deviation is approximately 1.41.

The variance of the given set of scores is 4 and the standard deviation is 2. Both are measures of how spread out the data is in statistics. The variance is calculated by acquiring the average squared deviation from the mean, while the standard deviation is the square root of the variance.

This is a question about the notions of variance and standard deviation in statistics. Variance is a measure of how spread out the numbers in a data set are. Standard deviation, on the other hand, is the square root of the variance, indicating the amount of deviation (or variation) you can expect in your data.

Here are the steps for calculating variance and standard deviation for given set of scores: 6, 2, 3, 0, 4

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Explanation:

A and C are positive, because:

Negative numbers are less than zero, so -3 is less than zero

Answer:

DEACB

If a student gets an 89% on a test, this would be considered an observed score.

In the context of test scoring, different types of scores are used to evaluate a student's performance.

- True score: The true score represents the student's actual or underlying ability on the test. It is the hypothetical score that would be obtained if all measurement errors were eliminated. However, the true score is typically unknown and cannot be directly measured.

- Observed score: The observed score is the score that is actually obtained by the student on the test. It is based on the student's performance and reflects their achievement or outcome on the test.

- False score: The term "false score" is not commonly used in the context of test scoring. It does not have a specific meaning related to the interpretation of test scores.

- Error score: The error score refers to the discrepancy between the true score and the observed score. It represents the measurement error or uncertainty associated with the test administration and scoring process. The error score reflects the extent to which the observed score deviates from the true score due to factors such as test administration conditions, scoring errors, or other sources of measurement variability.

In this case, an 89% on a test would be considered an observed score because it represents the actual score obtained by the student based on their performance on the test.

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Answer:

0.75

Step-by-step explanation:

V=whl=0.5·3·0.5=0.75

Divide 1 by 2 and you get 0.5

Answer:

D

Step-by-step explanation:

The interval notation for the graph :

Answer:

0.621

Step-by-step explanation:

Number of people that have run a red light in the last year = 290

Number of people that have not run a red light in the last year = 177

Total number of respondents = 290 + 177

                                                 = 467

Pr(if a person is chosen at random, they have run a red light in the last year) = \(\frac{number of people who has run the red light last year}{total number of respondents}\)

                   = \(\frac{290}{467}\)

                   = 0.621

The probability that if a person is chosen at random, they have run a red light in the last year is 0.621.

Answer:

c = 1/4

-1-1 = -2

-3-5 = -8  

Step-by-step explanation:

The histogram represents the sampling distribution of the proportion of heads in 10 flips of the coin, which is an example of a binomial distribution.

In this scenario, the parameter of interest is the true population proportion of heads in a coin flip. The process of flipping the coin 10 times and recording the proportion of heads is an example of a binomial distribution, where each flip is a Bernoulli trial with a probability of success (getting heads) of 0.5.
By repeating this process many times and creating a histogram of the results, we are creating a sampling distribution of the proportion of heads in 10 flips of the coin. This allows us to see the variability of the proportion of heads we could get from different samples of the same size.
If we are using simple random sampling, meaning each possible sample of 10 coin flips has an equal chance of being chosen, then there should be no bias present in our results. However, if we are using a different sampling method, such as convenience sampling, there could be a bias present in our results.

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Answer:

x = -3

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

Answer:

-3

Step-by-step explanation:

The maximum number of gigabytes Omar can use while staying within his budget the inequality $70 >= $61 + $5x.

What is inequality?

Inequalities are mathematical expressions where neither side is equal. In inequality, as opposed to equations, we compare two values. Less than (or less than or equal to), greater than (or greater than or equal to), or not equal to signs are used in place of the equal sign in between. Sometimes it can be about a "not equal to" relationship, where one thing is more than the other or less than. In mathematics, an inequality is a relationship that results in a non-equal comparison between two numbers or other mathematical expressions.

The only variable with the values given is how many gigabytes. Given that Hunter does not want to spend more than $70, the total cost of the flat fee plus the value of the gigabytes purchased must be less than or equal to $70. Therefore, the inequality that follows best sums up this situation.

The $70 >= $61 + $5x.

Hence, the inequality $70 >= $61 + $5x.

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Answer:

x = 10

y = -9

Step-by-step explanation:

x = -3y - 17

2x + 3y = -7

Plug in x

2 (-3y - 17) + 3y = -7

-6y - 34 + 3y = -7

-3y = 27

y = -9

Plug in the value you got for y back into the equation to find the x value

x = -3(-9) - 17

x = 10

Answer:

Step-by-step explanation:

You're looking for where f(1) exists, not the limit as x approaches 1. So where f(1) exists is where the dark point is, not where the hole is. Therefore, f(1) = -6.

The fractional equivalent of the repeating decimal n = 0.15.15.. is

15/99. And the number represented by n has two repeating digits that is 15.

Given, repeating decimal n = 0.1515..

We must come up with a strategy to eliminate the recurring portion before converting what is left into a fraction. We can benefit from the repetition on our behalf.

set x = 0.151515 ...eq(1)

the 15 is a recurring number means that those two digits keep repeating forever.

so

100x = 15.151515..  eq(2)

Subtract eq(2) from eq(1).

100x = 15.151515

 x     = 0.151515

we get, 99x = 15

hence x = 15/99

Therefore, the equivalent of the repeating decimal is 15/99.

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Answer:

m = 2

Step-by-step explanation:

to find the slope you must find (rise)/(run)

the rise is how much it goes up

the run is how much it goes to the right

in this case

it goes up 2 for every 1 to the right

so

(2/1) or just 2 is the slope

A function can have an asymptote if it approaches a horizontal or vertical line but never touches it. There are several types of functions that can have asymptotes, including rational functions, exponential functions, and logarithmic functions.

For example, a rational function is a function that can be written in the form of a ratio of two polynomials. These functions can have horizontal asymptotes if the degree of the denominator is greater than the degree of the numerator, and they can have vertical asymptotes if the denominator has a factor that is not present in the numerator.

Exponential functions can have horizontal asymptotes if the base of the exponent is less than 1, and they can have vertical asymptotes if the base of the exponent is greater than 1.

Logarithmic functions can have horizontal asymptotes if the base of the logarithm is less than 1, and they can have vertical asymptotes if the base of the logarithm is greater than 1.

It's also possible for a function to have both horizontal and vertical asymptotes, depending on its form.

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If the exponent's base is less than 1, an exponential function may have a horizontal asymptote; if it is greater, a vertical asymptote may occur.

If the base of the logarithm is less than 1, a logarithmic function may have a horizontal asymptote, and if the base is greater, a vertical asymptote.

The purpose of scientific notation is for scientists to write very large, or very small, numbers with ease.

Calculating scientific notation for a positive integer is simple, as it always follows this notation:

a x 10b

Follow the steps below to see how 35,300 is written in scientific notation.

Step 1

To find a, take the number and move a decimal place to the right one position.

Original Number: 35,300

New Number: 3.5300

Step 2

Now, to find b, count how many places to the right of the decimal.

New Number: 3 . 5 3 0 0

Decimal Count:   1 2 3 4

There are 4 places to the right of the decimal place.

Step 3

Building upon what we know above, we can now reconstruct the number into scientific notation.

Remember, the notation is: a x 10b

a = 3.53 (Please notice any zeroes on the end have been removed)

b = 4

Now the whole thing:

3.53 x 104

Step 4

Check your work:

104 = 10,000 x 3.53 = 35,300

The width he need to make the pasture with the given rectangle is 4x³y⁶.

Area of a rectangle is the product of its length and width.

If a rectangle has length L units and width of W units, then

Area = L × W squared units.

We are given that;

Area= 20x6y5

Length= 5x³y4

We can start by using the formula for the area of a rectangle:

Area = length x width

We know that the area of the rectangular pasture is 20x6y5, and we know the length is 5x³y4. So we can plug in these values and solve for the width:

20x6y5 = (5x³y4) x width

To solve for width, we can divide both sides by 5x³y4:

width = 20x6y5 / (5x³y4)

Simplifying the expression on the right-hand side, we can divide each term in the numerator by 5x³y4:

width = (4x³y¹) x (4y5)

Simplifying further, we can add the exponents of the common factor y:

width = 4x³y⁶

Therefore, the farmer would need to make the width of the rectangular pasture will be 4x³y⁶.

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Answer:

sd = 2.7

Step-by-step explanation:

sd(0.3x+1.8)                         sd(x) = 3

sd(0.3(3) + 1.8)

sd(0.9 + 1.8)

sd = 2.7

Answer:45

Step-by-step explanation:

Well just take the sim of the two given angles then subtract them from the total measure of the triangle which is 180

The A 5 gallons of water will pour through the hose in 8 minutes.

The formula to be used for calculation of amount of water pouring through hose :

Total amount of water = amount of water pouring per minute × amount of time (in minutes)

Keep the values in formula to find the total amount of water

Total amount of water = 2.5 × 8

Performing multiplication on Right Hand Side of the equation

Total amount of water = 20 quarts

Now performing unit conversion

Amount of water in gallon = amount of water in quarts × 0.25

Amount of water in gallon = 20 × 0.25

Amount of water = 5 gallon

Hence, the correct answer is A 5.

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Answer:

x = 7

Step-by-step explanation:

Because of the Alternate Exterior Angles Theorem, (7x + 1) = 50. (It states that if two lines are parallel, the resulting alternate exterior angles will be congruent)

Now, just solve for x from that equation:

1. 7x + 1 = 50

2. 7x = 49

3. x = 7

Step 1 is the given equation found by using the alternate exterior angles theorem

In Step 2, 1 was subtracted from both sides of the equation

In Step 3, both sides of the equation were divided by 7

Answer:

\(\boxed {x = 7}\)

Step-by-step explanation:

-Both angles labeled measurements are Alternate Exterior Angles. Since both angles with their measurements are Alternate Exterior Angles, then that would mean it equals each other. So, to find the value of \(x\), you need write an expression by using the measurements of both angles and solve for \(x\):

First angle: \(50\textdegree\)

Second angle: \(7x + 1\)

\(50 = 7x + 1\)

-Solve for \(x\):

\(50 = 7x + 1\)

\(7x + 1 = 50\)

\(7x + 1 - 1 = 50 - 1\)

\(7x = 49\)

\(\frac{7x}{7} = \frac{49}{7}\)

\(\boxed {x = 7}\)

Therefore, the value of \(x\) is \(7\).

Answer:

28ft.

Step-by-step explanation:

If \(s\) equals 7 and the perimeter equals 4 times \(s\), then the perimeter would be 4 times 7.

Answer:

760 kids feel more focused

Step-by-step explanation:

multiply 950 by 80% or .80 (they're the same thing if you didn't know)

hope this helps :)

Answer:

7

Step-by-step explanation:

set up the equation: JK+IJ=IK

(2x-1)+(3x-5)=(3x+2)

calculate the equation and you will get x=4

put 4 into JK

2(4)-1=7