What is the area of major sector DFE?

The result of an average of more than 100% in a survey of tenants on cleaning chores in shared apartments is likely due to social desirability bias.

The average tenant response of more than 100% in a study about cleaning duties in shared apartments is probably the product of social desirability bias. Social desirability bias occurs when respondents give answers that they think are socially acceptable or desirable, rather than their true opinions or behavior.

In this case, tenants may have overstated their contribution to cleaning the apartment, in order to appear more helpful or responsible, leading to an average percentage higher than 100%.

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The area A(x) of the rectangle in terms of the length x of one of its sides. A(x) = x(13-x).

A rectangle is really a closed two-dimensional geometry with four sides, four corners, and four right angles (90°). A rectangle's opposite sides are equal & parallel. Because  rectangles is a 2-D form, it has two dimensions: length and width.

Some characteristics of rectangle are-

Now, according to the question,

Let 'P' be the perimeter of the rectangle.

Perimeter = 2(Length + Breadth)

P = 2(L + B)

The perimeter is 26 meters.

26 = 2(L + B)

L + B = 13

B = 13 - L

Now, the area of the rectangle is given as;

Area = Length×Breadth

A = L×B

Substitute the value of B in area.

A = L×(13 - L)

Area in terms of length x, Put L =x

A(x) = x(13 - x)

Therefore, the area A(x) of the rectangle in terms of the length x of one of its sides. A(x) = x(13 - x).

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Answer:

\(3 \times \frac{1}{3 } + \frac{1}{2} \times - 12( \frac{1}{3} ) = \frac{1}{3} \)

Answer:

GIVE ME MY RAMEN

Step-by-step explanation:

3.

add like terms

30 + 7k = 100

100-30 = 70

70 divided by 7k = 10

k = 10

4. add the z's together

2z - 6 -2 = -10

+ 6 + 2

-10 will be -2 now since we dragged the -6 and -2 to the other side

2z = -2

z = -1

5. 3.2x - 1.7x = 1.5x

1.5x + 5.5 = 10

10 would be 4.5 since we dragged 5.5 to the other side so it would be 10 - 5.5

3.2x = 5.5

x = 1.71875

6.

3/4x - 1/4x = 2/4x

14 - 3 = 11

2/4x = 11

x = 22

Answer:

52.08

Step-by-step explanation:

Answer: x= 30

Step-by-step explanation:

These are corresponding angles which means they are equal. (2x+25) = (3x-5). Subtract 2x from both sides. 25 = x-5. Add 5 to both sides. 30 = x

Answer:

C

Step-by-step explanation:

Look at the picture I've sent the explanation is inside.

The required value of the expression a² - 16b² is 0, it is obtained by substituting the value of a = 4b in the expression, which correct answer would be an option (C).

Algebraic expressions are mathematical statements with a minimum of two terms containing variables or numbers.

We have been given an equation as

a/b = 4

Apply the cross-multiplication operation,

a = 4b

We have to determine the evaluated value of the expression a² - 16b².

⇒ a² - 16b²

Substitute the value of a = 4b in the above expression,

⇒ (4b)² - 16b²

⇒ 16b² - 16b²

Apply the subtraction operation to get the solution,

⇒ 0

Therefore, the obtained value of the expression a² - 16b² is 0.

Hence, the correct answer would be an option (C).

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The total surface area and volume of prism are:

Volume = 576 in³

Total Surface Area = 336 in²

The volume of the prism is calculated as:

Volume = Base Area * Height

Thus, we have:

Volume = (12 * 8) * 6

Volume = 576 in³

The total surface area is the sum of the surface area of all individual surfaces and as such we have:

Total Surface Area = (8 * 12) + (12 * 6) + (12 * 10) + 2(0.5 * 8 * 6)

Total Surface Area = 96 + 72 + 120 + 48

Total Surface Area = 336 in²

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The work required to pump out all the water is approximately 15625π² foot-pounds, if we calculate it using an integral.

The volume V of a half-cylinder is given by the formula V = 1/2 * π * r² * h,

The radius r = 10/2

= 5 feet

the volume is V = 1/2 * π * (5 ft)² * 20 ft

= 250π cubic feet.

The weight w = ρV

= 62.5 lb/ft³ * 250π ft³

= 15625π pounds.

The weight of this strip is dw = ρ * dV

= 62.5 * dV

= 62.5 * π * r² * dy.

W = ∫ from 0 to 5 of 62.5 * π * r² * y dy

= ∫ from 0 to 5 of 62.5 * π * (25 - y²) * y dy

= 62.5 * π * ∫ from 0 to 5 of (25y - y³) dy

= 62.5 * π * [ (25/2)y² - (1/4)y⁴ ] evaluated from 0 to 5

= 62.5 * π * [ (25/2)*25 - (1/4)*625 - 0 ]

= 62.5 * π * [ 312.5 - 156.25 ]

= 62.5 * π * 156.25

= 15625π² ft-lbs.

So, the work required to pump out all the water is approximately 15625π² foot-pounds, if we calculate it using an integral.

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The total change in the consumed quantity of x₁ as per given price and income  is equal to 213.

x₁ = (21/7)P₁

x₂ = (51/7)P₂

P₁ = 10

P₂ = 5

P₁' = 81

To calculate the total change in the quantity consumed of x₁ when the price of P₁ changes from P₁ to P₁',

The difference between the quantities consumed at the original price and the new price.

Let's calculate the quantity consumed at the original price,

x₁ orig

= (21/7)P₁

= (21/7) × 10

= 30

x₂ orig

= (51/7)P₂

= (51/7) × 5

= 36.4286 (approximated to 4 decimal places)

Now, let's calculate the quantity consumed at the new price,

x₁ new

= (21/7)P1'

= (21/7) × 81

= 243

x₂ new

= (51/7)P2

= (51/7) × 5

= 36.4286

The total change in the quantity consumed of x₁ can be calculated as the difference between the new quantity and the original quantity,

Change in x₁

= x₁ new - x₁ original

= 243 - 30

= 213

Therefore, the total change in the quantity consumed of x₁ is 213.

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The above question is incomplete, the complete question is:

The optimal amount of x1, x2, P1, P2 and income are given by the following:

x1= 21/ 7p1 x2= 51 / 7p2

The original prices are: P1=10 P2=5 The original income is: I =4189 The new price of P1 is the following: P1'=81 Assume that the price of x1 has changed from P1 to P1'. What is the total change in the quantity consumed of x1?

Please answer step by step

Answer:

6.6

Step-by-step explanation:

use a calculator to find your answers it works well

Answer:

3

Step-by-step explanation:

mark brainliest pls

Answer:

ya cant even see it

Step-by-step explanation:

The variable/predictor is the most significant is All equally significant. Therefore the correct option is option D.

To determine which predictor variable is the most significant, we need to look at the p-values (P>|t|) of each predictor in the regression model.

A p-value less than the significance level (typically 0.05) indicates that the predictor is statistically significant in the model and has a significant effect on the response variable.

A higher p-value indicates that the predictor is less significant or may not have a significant effect on the response variable.

We need to examine the p-values of each predictor variable in the model and compare them to the significance level. able is the most significant based on the given information. Therefore the correct option is option D.

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A definite integral is said to be improper if one or both of the limits of integration are infinite, or if the integrand function has a vertical asymptote within the interval of integration.

In other words, an improper integral is one that cannot be evaluated using the usual techniques of integration, such as the fundamental theorem of calculus, because it involves infinite limits or a function that is not integrable over the interval.

For example, the definite integral of f(x) = 1/x from 1 to infinity is an improper integral because the upper limit of integration is infinity, which is not a finite number. Similarly, the definite integral of f(x) = ln(x) from 0 to 1 is an improper integral because the lower limit of integration is 0, and the function has a vertical asymptote at x=0.

To evaluate improper integrals, we use limit processes to determine whether the integral converges (has a finite value) or diverges (has an infinite value). If the integral converges, we can find its value by taking the limit of a related integral as one or both of the limits of integration approach infinity or zero.

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Answer:

write a letter about you receiveing a gift from aunt

The given problem is a 0-1 integer programming problem, which involves finding the maximum value of a linear objective function subject to a set of linear constraints, with the additional requirement that the decision variables must take binary values (0 or 1).

To solve this problem by implicit enumeration, we systematically evaluate all possible combinations of values for the decision variables and check if they satisfy the constraints. The objective function is then evaluated for each feasible solution, and the maximum value is determined.

In this case, there are three decision variables: x1, x2, and x3. Each variable can take a value of either 0 or 1. We need to evaluate the objective function 2x1 - x2 - x3 for each feasible solution that satisfies the given constraints.

By systematically evaluating all possible combinations, checking the feasibility of each solution, and calculating the objective function, we can determine the solution that maximizes the objective function value.

The explanation of the solution process, including the enumeration of feasible solutions and the calculation of the objective function, can be done using a table or a step-by-step analysis of each combination.

This process would involve substituting the values of the decision variables into the constraints and evaluating the objective function. The maximum value obtained from the feasible solutions will be the optimal solution to the problem.

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2(3 + x) = 18 / : 2

3 + x = 9

x = 9 - 3

x = 6

Answer:

x = 6

Step-by-step explanation:

2(3 + x) = 18 ( divide both sides by 2 )

3 + x = 9 ( subtract 3 from both sides )

x = 6

Answer:

58.4197cm^2

Step-by-step explanation

cirlce area formula: \(\pi\)r^2

r= 6.1

\(\pi\)=3.14

Now plug numbers into the formula

area of circle:

= (3.14)(6.1^2)

=(3.14)(37.21)

= 116.8394cm^2  ------> area of full circle

now divide by 2, to find area of semi circle

116.8394/2= 58.4197cm^2

\( \huge\fbox\red{A}\fbox\pink{n}\fbox\purple{S}\fbox\green{w}\fbox\blue{E}\fbox\orange{r}\)

area of semicircle is 58.572 m²

\( \huge \sf { \fcolorbox{green}{g}{Explanation :- }}\)

\( \huge \underline{\large \fbox \red{Concept : }}\)

We have to find the area of semicircle

So firstly we need to find the area of circle. because the semicircle of circle is the half of area of circle so first we find the area of circle then divide by 1 /2 then we get the area of semicircle.

We have given the radius of circle is 6.1 m

\(\huge\mathfrak\red{Solution : }\)

\( \mathfrak \green{Area \: of \: circle = π × ( radius) ²}\)

\(\mapsto \: \: \small \: \: \: \: \: \mathfrak \blue{ = \frac{22}{7} \: \times( 6.1 \: m)^{2} } \\ \)

\(\mapsto \small \: \: \: \: \: \mathfrak \blue{ = \frac{22}{7} \: \times37.21 \: m {}^{2} } \\ \)

\(\mapsto \: \small\: \: \: \: \: \: \mathfrak \blue{ = 116.94 \: m {}^{2} }\)

Therefore,

\(\small \mathfrak \red{Area \: of \: semicircle = \frac{1}{2} \times area \: of \: circle}\)

\( \small \mathfrak \green{ = \frac{1}{2} \times 116.94 \: cm \: {}^{2} } \\ \)

\(\mapsto \: \small\: \: \: \: \: \: \mathfrak { = 58.472\: m {}^{2} }\)

\( {\underline {\fbox\red{Hence, the area of semicircle is 58.572 m²}}}\)

This statement is true, as the test statistic represents the number of standard deviations between the observed sample proportion and the claimed value (po) under the null hypothesis.

- The large value of the test statistic means that our observed data are not surprising when the null hypothesis is true. This statement is false. A large test statistic implies that the observed data is surprising when the null hypothesis is true, which means there is evidence against the null hypothesis.
- The researcher should fail to reject the null hypothesis. This statement is false. A large test statistic suggests evidence against the null hypothesis, so the researcher should reject the null hypothesis in favor of the alternative hypothesis.

- When the null hypothesis is true, the test statistic comes from a standard normal distribution. This statement is true, as the test statistic follows a standard normal distribution when the null hypothesis is true.
- There is a 4.318% chance that the alternative hypothesis is true. This statement is false. The test statistic does not directly provide the probability of the alternative hypothesis being true. Instead, we can use the test statistic to calculate the p-value, which represents the probability of obtaining a test statistic as extreme as the observed one, assuming the null hypothesis is true.

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Answer:

Sequence a) Pattern: (-2) -9, -11, -13, -15, -17

Sequence b) Pattern: (-5) -15, -20, -25, -30, -35

Sequence c) Pattern: (-6) -13, -19, -25, -31, -37

Hope this helps!

Hi there! Hopefully this helps!

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

A (Subtracting by 2): -9, -11, -13, -15, -17.

B(Subtracting by 5): -15, -20, 25, -30, -35

C(Subtracting by 6): -13, -19, -25, -31, -37

The greatest percent change occurred in the first five-year period, between the first and second year, with a percent change of 60%.

Percentage is a number or ratio expressed as a fraction of 100.

We can calculate the percent change between two values using the following formula:

percent change = (new value - old value) / old value x 100%

To compare the percent change over a five-year period, we need to consider the percent change between each pair of values, as follows:

Percent change between the first and second year:

percent change = (320 - 200) / 200 x 100% = 60%

Percent change between the second and third year:

percent change = (400 - 320) / 320 x 100% = 25%

Therefore, the greatest percent change occurred in the first five-year period, between the first and second year, with a percent change of 60%.

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Complete question is;

In February 2009, the Harris Poll asked a sample of Americans whether they thought churches and religious groups have too much or too little power and influence on Washington†. The opinions of Americans were 34% too much, 57% too little, 4% just right, and 5% unsure. (a) What type of distribution is this? cumulative frequency distribution simple frequency distribution cumulative percent distribution relative percent distribution (b) Knowing that 1,010 adults were polled nationwide, how many Americans polled felt that churches and religious groups have too little power and influence on Washington? (Round your answer to the nearest whole number.) Americans

Answer:

A) Relative percent distribution

B) 576 Americans

Step-by-step explanation:

A) We are given that the opinions of Americans were 34% too much, 57% too little, 4% just right, and 5% unsure.

This means that number of people in each of this category was divided by total number of people in the poll and multiplied by 100%.

Thus,it is relative percent distribution.

B) Since 1,010 adults were polled nationwide, therefore the number of Americans polled felt that churches and religious groups have too little power and influence on Washington = 57/100 × 1010 ≈ 576 people

Answer:

The answer would be C. An obtuse equilateral triangle :)

Answer:

D is answer

Step-by-step explanation:

-2x + 2y = 20

2x = 40-3y

so -(40-3y)+2y =20

-40+3y+2y = 20

5y = 60

y = 12

2x = 40-3y

2x = 40-3(12)

2x = 40-36

2x = 4

x = 2

so x = 2 , y = 12

Answer:

3

Step-by-step explanation:

sin30=x/6

SOH CAH TOA

then reorganize and it is 6 (sin 30)= 3

Answer:

ur answer should be C. there is no solution. Because when u solve x+5=x+5, u will get x+5-x-5=0. Both x and 5 will be cancelled out and u will get 0=0 which means no solution. So ur answer is C.

Answer:

0=0 the solution is all real numberz

Step-by-step explanation:

Answer:

width = 10 units

Step-by-step explanation:

Given : l = 2w

P = 2l + 2w

P = 2(2w) + 2w

60 = 6w

w = 10 units

\(\\ \rm\rightarrowtail 2(2x+x)=60\)

\(\\ \rm\rightarrowtail 2(3x)=60\)

\(\\ \rm\rightarrowtail 3x=30\)

\(\\ \rm\rightarrowtail x=10\)

Answer:

1 mile per hour

Step-by-step explanation:

you just double it