unit 7 polygons and quadrilaterals homework 3 rectangles

Answer: An increase in demand or a reduction in supply will increase the equilibrium wage. A reduction in demand or an increase in supply will reduce the equilibrium wage.

Step-by-step explanation:

Wages in a competitive market are determined by demand and supply. An increase in demand or a reduction in supply will increase the equilibrium wage. A reduction in demand or an increase in supply will reduce the equilibrium wage.

From the above question we conclude that when [tex]\sqrt[x]{5} + \sqrt[4x]{5}[/tex] simplifies to

[tex]\sqrt[5x]{5}[/tex].

What is the simplifying expressions involving square roots?

In this case, we combined like terms by adding x√5 and 4x√5, which resulted in (x + 4x)√5 = 5x√5. This involves the distributive property of multiplication over addition, and simplification of expressions involving radicals.

We can simplify the given expression as follows:

[tex]\sqrt[x]{5} + \sqrt[4x]{5}[/tex]

= [tex]\sqrt[(x+4x)]{5}[/tex]

=[tex]\sqrt[5x]{5}[/tex]

Hence,  [tex]\sqrt[x]{5} + \sqrt[4x]{5}[/tex] simplifies to [tex]\sqrt[5x]{5}[/tex].

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A relation on R which is not a function but whose inverse is a function is the relation defined by f(x) = x² - 1.

This relation is not a function because it is not injective, as the equation has two solutions for every x in R, i.e. there are two y values for each x. However, its inverse is a function since, for each y value, there is only one x value that satisfies the equation.

To illustrate, let x = 2, then y = 3, and the inverse f-1(y) = 2, making the inverse a function. The inverse of the relation is defined by

This can be confirmed by squaring both sides of the equation, which yields

[tex](\sqrt{x + 1)} )^2[/tex] = x + 1, and so x = [tex](\sqrt{x + 1)} )^2[/tex] - 1, which is the same equation as f(x).

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As a result, the drop at the aqueduct's final destination is 279.84 feet.

Percent is a term used to represent a part or a fraction of a whole expressed as a value out of 100. The word "percent" comes from the Latin phrase "per centum," which means "per hundred." Percentages are commonly used to express ratios or proportions of quantities, and are denoted using the symbol "%". For example, if a student answers 85 out of 100 questions correctly on a test, their score can be expressed as 85%, which represents the proportion of questions they answered correctly out of the total number of questions.

Here,

If an aqueduct has a distance of 53 miles and a slope of 0.1%, we can use the formula:

drop = distance x slope x 5280

where 5280 is the number of feet in one mile.

Substituting the given values, we get:

drop = 53 x 0.1/100 x 5280

= 279.84 feet

Therefore, the drop at the end destination of the aqueduct is 279.84 feet.

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Answer:

672

Step-by-step explanation:First you need to change the percent into 12 over 100 times 600.then the result is 72.after that it says increased so you plus 600 plus 72 and that is the answer

There are various online tools available to calculate the slope and y-intercept of a linear equation given two points or a slope and one point.

To calculate the slope and y-intercept, enter the necessary input data into the online calculator and click the "calculate" button. The output will provide you with the values of the slope and y-intercept of the line, as well as an equation of the form

where m is the slope and b is the y-intercept. This can be a useful tool for quickly finding the equation of a line or checking your own work.

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The depth of Elk River on Day 3 can be estimated by looking at data from previous days.

You can look at the average depth of the river during different times of day, or research historical data to get an idea of what the depth may be.

Additionally, local weather forecasts can be consulted to determine if there are any expected changes in the water level of the river.

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In C programming, an integer array is a collection of integer values identified by a unique index within the array.

In C programming language, a whole number exhibit is an information structure that holds a grouping of number qualities. A cluster is an assortment of components of similar information type, where every component is recognized by a one of a kind record or position inside the exhibit. Number exhibits in C are proclaimed utilizing a particular language structure, which incorporates the information type and the size of the exhibit. For instance, to pronounce a number cluster with ten components, you can utilize the accompanying linguistic structure:

int myArray[10];

Once announced, you can get to individual components of the cluster utilizing their record, what begins from 0. For instance, to dole out a worth of 5 to the main component of the exhibit, you can utilize the accompanying sentence structure:

myArray[0] = 5;

In general, whole number exhibits are a helpful device in C programming for putting away and controlling assortments of number qualities.

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The answers to each type of quadrilateral given below.

A closed quadrilateral has four sides, four vertices, and four angles. It is a form of polygon. In order to create it, four non-collinear points are joined. Quadrilaterals always have a total internal angle of 360 degrees.

Given:

A quadrilateral with a pair of opposite sides parallel but not congruent is a Trapezium.

A quadrilateral with a pair of opposite sides congruent not parallel

is isosceles trapezoid.

A quadrilateral with 2 pairs of congruent angles is a parallelogram.

A quadrilateral with one right angle is right quadrilateral. .

A quadrilateral with two consecutive congruent sides is Kite.

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The standard deviation of the content weight distribution is historically 0.04 fluid ounces. a mean setting of 12 ounces will result in 50% of the bottles having less than the advertised weight. This statement is false.

What is standard deviation?

The standard deviation is a metric that reveals how much variance from the mean there is, including spread, dispersion, and spread. A "typical" variation from the mean is shown by the standard deviation. Because it uses the data set's original units of measurement, it is a well-liked measure of variability.

Since the weight of the contents in the bottles follows a normal distribution, we can use the standard normal distribution to calculate the proportion of bottles that have contents below the advertised weight.

Let's define the random variable X as the weight of the contents in a bottle.

Then, we can standardize X by subtracting the mean weight (12 fluid ounces) & dividing by the standard deviation (0.04 fluid ounces):

Z = (X - μ) / σ

where μ = 12 and σ = 0.04.

We want to find the proportion of bottles that have contents below 12 fluid ounces, which is equivalent to finding the probability that Z is less than 0 -

P(Z < 0) = 0.5

This means that 50% of the bottles will have contents below the advertised weight if the mean setting is 12 ounces.

However, the problem states that state law requires that no more than 0.3% of the bottles can have contents below the advertised weight.

This means that we need to find the probability that Z is less than some value such that the area under the standard normal distribution to the left of that value is 0.003.

We can find this value using a standard normal distribution table or calculator -

P(Z < z) = 0.003  

z ≈ -2.88

Therefore, the mean setting needs to be adjusted such that the mean weight of the contents is at least 12 + (-2.88) x 0.04 = 11.856 fluid ounces to ensure that no more than 0.3% of the bottles have contents below 12 fluid ounces.

Therefore, the statement in false.

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The mathematical formula v = 1/3 πr²h is the formula for calculating the volume of a cone.

The volume of a cone is the amount of space or the capacity of the cone.

The formula for determining the volume of a cone is:

Volume, v = ¹/₃ πr²h

where

For example:

Calculate the volume of a cone if r= 2 cm and h= 5 cm.

V= ¹/₃ × 22/7 × 2² × 5

V = 20.95 cm³

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Answer:

In order for f

to have an inverse, it must be a bijection. That is, it must be an injection and a surjection. So we must restrict the domain and codomain appropriately. It is standard that the square root operation returns positive values, so we use that as the basis for our restriction.

Answer: 41.3386

Step-by-step explanation:

Hence, 10(5 + 3) is the equation that represents 50 + 30 written as the product of two elements.

It is able to multiply, divide, add, or deduct in mathematics. The follows is how an utterance is put together: Number, expression, and mathematical operator The components of a linear equation include numbers, variables, and functions (such as addition, subtraction, multiplication or division etc.) It is possible to contrast terms and phrases. An expression, usually known as an algebraic expression, is there any mathematical statement that contains variables, quantities, and an arithmetic function between them. For instance, the word m in the given equation is distinguished from the words 4m and 5 by the arithmetic symbol +, just like the variable m in the statement 4m + 5.

given

Check each choice.

(A) 5(10 + 7)

= 5(10) + 5(7) (7)

= 50 + 35

(B)5(10+ 3)

= 5(10) + 5(3) (3)

= 50 + 15

(C)10(5+ 2)

= 10(5) + 10(2) (2)

= 50 + 20

(D) 10(5 + 3)

= 10(5) + 10(3) (3)

= 50 + 30

Hence, 10(5 + 3) is the equation that represents 50 + 30 written as the product of two elements.

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Answer:

1

Step-by-step explanation:

To predict the number of students who will receive historical fiction novels for free reading time, we need to use the concept of probability. Probability is the likelihood of an event occurring, and is expressed as a number between 0 and 1.

In this case, there are a total of 10 + 2 + 8 = 20 books in Miss Nestor's basket. Of these, 2 are historical fiction novels. Therefore, the probability of a student randomly selecting a historical fiction novel from the basket is:

P(historical fiction) = number of historical fiction novels / total number of books

P(historical fiction) = 2/20 = 0.1

This means that there is a 10% chance that a student will randomly select a historical fiction novel from the basket. To predict the number of students who will receive historical fiction novels, we can multiply the probability by the total number of students:

Number of students receiving historical fiction = Probability of historical fiction * Total number of students

Number of students receiving historical fiction = 0.1 * 10

Number of students receiving historical fiction = 1

Therefore, the best prediction of the number of students who will receive historical fiction novels for free reading time is 1.

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The weight 132 Kg is approximately equivalent to  291 pounds (lbs) .

Both the units Pounds (lbs) and Kilogram (kg) are both the units of measurement of weights or mass .

We know that , 1 Kilogram is approximately equal to 2.2046 pounds (lbs) .

So , the conversion factor to convert the given weight becomes 2.2046  ;

We multiply the given weight with the conversion factor ,

We can write  ;

⇒ 132 Kg = 132 × 2.2046

⇒ 132 Kg = 291.0072 lbs ≈ 291 lbs .

Therefore , 132 Kg is approximately equal to 291 lbs .

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Answer:

Step-by-step explanation:

3q+7=40

3q=40-7

3q=33

q=11

Therefore, the required equation for this problem will be 3q+7=40.

Thank you

The conversion factor for changing centimetres to feet is 0.032. Thus, the conversion of 150 centimetres in feet is equals to the 4.92 feet.

A conversion factor is a number used to convert one set of units into another set of units by multiplication or division. If conversion is necessary, a conversion factor suitable for equivalent value must be used. For example, to convert meters to centimetres, the appropriate conversion value is 100 centimetres equal 1 meter. It includes converting a value from inches to millimeters, for distance from miles to kilometers, feet or other units. How to convert centimeters to feet : One meter is a measure of length and equals approximately 3.28 feet. Thus conversion factor is 3.28 feet. So,150 meters

= 150 × 3.28 feet

= 492 feet --(1)

But we need to convert 150 centimeters to feet. So, change meters to centimeters. As you know, 1 meter = 100 centimeters, so 150 meters = 15000 centimeters --(2). Now from equations (1) and (2),

15000 centimeters = 492 feet,

Divide both parts by 100,

=> 150 centimetres = (492/100 ) feet

= 4.92 feet

Hence required value is 4.92 feet.

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Number of people were invited on Friday is 2^3 = 8 and  the value of the power is 3

Let's track the number of invitations over the course of the week:

Monday: 2 invitations

Tuesday: Each of the 2 friends invited 2 more friends, for a total of 2 x 2 = 4 invitations

Friday: Each of the 4 friends invited 2 more friends, for a total of 4 x 2 = 8 invitations

So on Friday, there were a total of 8 invitations. We can write this as 2^3, since we started with 2 invitations and multiplied by 2 three times (once for each round of invitations). Therefore, the value of the power is 3.

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Answer:

The number of terms in the series is (n-m+3)/3, where n is the last term in the series.

An 8-sided polygon is called an octagon. The word "octagon" comes from the Greek words "okto," which means "eight," and "gonia," which means "angle."

An octagon is a two-dimensional shape that has eight straight sides and eight angles. All of the angles in an octagon add up to 1080 degrees, and each of the eight angles in a regular octagon (an octagon with equal side lengths and equal angles) measures 135 degrees.

Octagons are a common shape in geometry and can be found in a variety of applications, such as in architecture, art, and engineering. For example, many stop signs and traffic signals are octagonal in shape. In architecture, octagons are used in the design of buildings and rooms, and are often used to create interesting visual effects.

In summary, an 8-sided polygon is called an octagon, which is a two-dimensional shape with eight straight sides and eight angles.

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Now we can solve for x by simplifying and isolating x on one side of the equation:

3x - x = 7 - 1

2x = 6

x = 3

Therefore, the value of x is 3.

In order to determine whether two lines are parallel, we must compare their slopes. Two lines are only considered parallel if and only if their slopes are equal. The conventional version of the equation is 2x - 3y = 4. Line q must have a slope of -2/-3 = 2/3 as a line with the equation Ax + By = C frequently has a slope of -A/B.

Since <1 and <2 are corresponding angles formed by two parallel lines and a traversal, they are congruent.

m<1 = m<2

(3x-7)* = (x-1)*

We can remove the asterisks on both sides of the equation since they represent the same unit of measurement for the angles.

3x - 7 = x - 1

Now we can solve for x by simplifying and isolating x on one side of the equation:

3x - x = 7 - 1

2x = 6

x = 3

Therefore, the value of x is 3.

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Answer: 60

Step-by-step explanation:

He earned 10 points 5 times

10 into 5 is 50

he lost 15 in rounds 2 AND 3

therefore 50 - 15 - 15

which is 20

the he earned 40 points in the final round

40 + 20 is 60

so fred scored 60 at the end of the game

Answer:

1.07 x 10^8

Step-by-step explanation:

Answer:

A.

Step-by-step explanation:

The key for for the drawing would only make sense if 1 inch equals 16 therefore A is the answer.

Hope it helped!

Answer:

sorry im late but its A

Step-by-step explanation:

We fail to reject the null hypothesis that the temperature level has no effect on the mean yield process.

Summary of Result:

Source | SS | df | MS | F | p-value

Treatment | 118.2 | 2 | 59.1 | 2.94 | 0.095

Error | 241.0 | 12 | 20.1 | |

Total | 359.2 | 14 | | |

To construct an analysis of variance (ANOVA) table and test whether the temperature level has an effect on the mean yield process, we need to perform the following steps:

Step 1: Calculate the total sum of squares (SST), the treatment sum of squares (SSTR), and the error sum of squares (SSE).

SST = ΣΣ(yij - ȳ)^2 = 359.2

where yij is the yield of the ith batch at the jth temperature level and ȳ is the overall mean yield.

SSTR = Σ(nj(ȳj - ȳ)^2) = 118.2

where nj is the number of batches produced at the jth temperature level, ȳj is the mean yield at the jth temperature level, and ȳ is the overall mean yield.

SSE = SST - SSTR = 241.0

Step 2: Calculate the degrees of freedom (df) for SST, SSTR, and SSE.

df(Total) = N - 1 = 14

where N is the total number of observations.

df(Treatment) = k - 1 = 2

where k is the number of treatment levels.

df(Error) = df(Total) - df(Treatment) = 12

Step 3: Calculate the mean square (MS) for SSTR and SSE.

MS(Treatment) = SSTR / df(Treatment) = 59.1

MS(Error) = SSE / df(Error) = 20.1

Step 4: Calculate the F-statistic.

F = MS(Treatment) / MS(Error) = 2.94

Step 5: Determine the critical value of F for a 0.05 level of significance with df(Treatment) = 2 and df(Error) = 12.

From a table of F-distributions, the critical value of F is 3.89.

Step 6: Compare the F-statistic to the critical value of F and make a decision.

Since 2.94 < 3.89, we fail to reject the null hypothesis that the temperature level has no effect on the mean yield process. In other words, we do not have sufficient evidence to conclude that there is a difference in mean yield among the three temperature levels.

Step 7: Summarize the results in an ANOVA table.

Source | SS | df | MS | F | p-value

Treatment | 118.2 | 2 | 59.1 | 2.94 | 0.095

Error | 241.0 | 12 | 20.1 | |

Total | 359.2 | 14 | | |

Note: The p-value is calculated as P(F > 2.94) = 0.095, which is greater than the significance level of 0.05. Therefore, we do not reject the null hypothesis.

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The difference of the fraction expression 7/8 - 6/11 is 1/2.

What is fraction?

In mathematics, a fraction is used to denote a portion or component of the whole. It stands for the proportionate pieces of the whole. Numerator and denominator are the two components that make up a fraction. The numerator is the number at the top, and the denominator is the number at the bottom.

To estimate the difference 7/8 - 6/11 by replacing each fraction with 0, 1/2, or 1 use the expression -

7/8 - 6/11

7/8 > 3/4 so round it to 1.

1/4 ≤ 6/11 ≤ 3/4 so round it to 1/2.

Now estimate the difference by replacing each fraction with 0, 1/2, or 1 -

7/8 - 48/88 ≈ 1 - 1/2 = 1/2

Therefore, it can be estimated that 7/8 - 6/11 is approximately equal to 1/2.

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MN= 17.09 cm

NMV =16.31°

A cuboid is a six-sided solid known as a hexahedron in geometry. Quadrilaterals make up its faces. Cuboid is short for "like a cube." A cuboid is similar to a cube in that a cuboid can become a cube by varying the lengths of the edges or the angles between the faces.

From the given image,

MV = 1/2 VS = 6cm (midpoint)

NV = 1/2YV  = 5cm (midpoint)

MV = [tex]\sqrt{MV^2 + UV^2} = \sqrt{6^2 + 16^2}[/tex] = 17.09 cm

MN= [tex]\sqrt{MV^2 + MU^2} = \sqrt{6^2 + 16^2 + 5^2}[/tex] = 17.80cm

TanNMV = NU/MV = 5/17.09

= 16.31°

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