PLEASE HELP SO I CAN GO TO SLEEP OH MY GOD

Which of the following properties is not true for a rectangle?

1)both pairs of opposite sides are perpendicular

2)diagonals are congruent

3)diagonals are perpendicular

4)both pairs of opposite sides are parallel

Answer:

Step-by-step explanation:

The coefficient is the number part.

Answer:

9

Step-by-step explanation:

Correct me if i'm wrong

( 78 -75 / 75 ) × 100 =

(3/75 )× 100 =

( 3 / 3 × 25 ) × 100 =

(1/25) × 100 =

100/25 =

% 4

Answer:

Answers

Step-by-step explanation:

1.) 4 weeks = 28 days

12 x 4 = 48 in

2.) 13.95 ÷ 4 = 4.65

3.) 9 ÷ 4 = $2.25 per pound

4.) yes, 4 x 4 = 16, 9 x 4 = 36

Can i get a brainiest if right? Have a good day! I hope this helps

Answer:

x = 101

Step-by-step explanation:

We have given that,

\(x\times 11=1111\)

It is required to find the value of x such that the equation becomes true.

For this divide 11 in both sides of the above equation such that,

\(x=\dfrac{1111}{11}\\\\x=101\)

So, when the value of x is 101, the above equation becomes true.

Answer:

$1,500

Step-by-step explanation:

I= Prt

I = 5000(0.1)(3)

I = 1500

Answer:

67.77$ Kevin use to pays for the items.

Step-by-step explanation:

According To the Question, We have

Kevin buys the item listed below at a grocery store

Now, Kevin Pays for the items and receives 0.45$ in Change.

Amount of Money Kevin Pays

6.48$+23.76$+37.08$+0.45$ = 67.77$

==========================================================

Explanation:

Focus on triangle HKL. This is a right triangle with the horizontal leg KL = 2. The vertical leg is the unknown side HK. The hypotenuse is HL shown by the single tickmark.

Triangle HKJ is also a right triangle. It shares the leg HK and the hypotenuse JH is congruent to HL as indicated by the single tickmark.

By the hypotenuse leg theorem, we can show that triangle HKL is congruent to triangle HKJ

From there, the corresponding pieces JK and KL must be the same length. So we can say JK = 2 because KL = 2.

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

Now use the segment addition postulate

GK = GJ + JK

GK = 7 + 2

GK = 9

Focus now on triangle GKH and triangle MKH. We can prove these are congruent triangles using the hypotenuse leg theorem. Here HK = HK as mentioned before; also, GH = HM due to the double tickmarks.

As you can probably guess by now, the hypotenuse leg theorem only applies to right triangles.

Since  triangle GKH is congruent to triangle MKH, we know that

GK = KM

Since GK = 9, this makes KM = 9.

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

Therefore,

GM = GK + KM

GM = 9 + 9

GM = 18

Component 3 must be started on day 197 to meet the delivery date of day 200.

To illustrate the backward schedule, we need to start from the delivery date (day 200) and work our way backward, taking into account the lead times and dependencies of each operation.

(a) Backward schedule:

Operation    |  Work Center  |  Time (hours)  |  Start Day

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

Final Assembly |   Work Center 1  |        1       |     200

Sub-assembly 1 |   Work Center 2  |        2       |     199

Component 4     |   Work Center 3  |        3       |     197

Component 2     |   Work Center 4  |        4       |     196

Component 3     |   Work Center 5  |        3       |     ????

(b) To identify when component 3 must be started to meet the delivery date, we need to consider its dependencies and lead times.

From the backward schedule, we see that component 3 is required for sub-assembly 1, which is scheduled to start on day 199. The time required for sub-assembly 1 is 2 hours, which means it should be completed by the end of day 199.

Since component 3 is needed for sub-assembly 1, we can conclude that component 3 must be started at least 2 hours before the start of sub-assembly 1. Therefore, component 3 should be started on day 199 - 2 = 197 to ensure it is completed and ready for sub-assembly 1.

Hence, component 3 must be started on day 197 to meet the delivery date of day 200.

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We can say that after answering the offered question Hence, p > 8 is the equation inequality expressing the range of feasible values for p.

An equation is a mathematical statement that proves the equality of two expressions connected by an equal sign '='. For instance, 2x – 5 = 13. Expressions include 2x-5 and 13. '=' is the character that links the two expressions. A mathematical formula that has two algebraic expressions on either side of an equal sign (=) is known as an equation. It depicts the equivalency relationship between the left and right formulas. L.H.S. = R.H.S. (left side = right side) in any formula.

Let's use the letter "p" to indicate how many pounds Carmen will spend.

Candy is $7 for every pound.

Carmen's sweets expenditure is expressed as follows:

Cost per pound times the weight of the candy purchased is 7p.

Carmen will undoubtedly spend more than $56 on sweets, therefore we may say:

More than $56 was spent on candy

Using the following equation in place of the amount spent on candy:

7p > $56

When we multiply both sides by 7, we get:

p > 8

So, any figure more than 8 is a possibility for the amount of pounds Carmen will purchase. We can express this as follows:

p > 8

Hence, p > 8 is the inequality expressing the range of feasible values for p.

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The longest side in a right triangle is the hypotenuse, which is the side opposite the right angle.

In ∆ XYZ, if X is the right angle, then the hypotenuse would be the side connecting points Y and Z. This is because in a right triangle, the hypotenuse is always the side opposite the right angle and is also the longest side in the triangle. This can be proven using the Pythagorean theorem, which states that in a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

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Deone's length was 19.5 inches at birth. Assuming his development proceeds normally, his length should be about 29.5 inches by his first birthday.

We know that According to the Centers for Disease Control and Prevention (CDC), the average length for a boy at birth is around 20 inches, and the average length for a boy at one year of age is around 30 inches.

To estimate Deone's length at one year of age, we use the average growth rate between birth and one year, which is approximately 10 inches.

So , we add 10 inches to Deone's length at birth of 19.5 inches to estimate his length at one year of age:

⇒ Estimated length at 1 year = 19.5 inches + 10 inches = 29.5 inches

Therefore, Deone's length should be about 29.5 inches by his first birthday, assuming that his development proceeds normally.

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Answer:

3 1/3 or 10/3

Step-by-step explanation:

4 3/8 / 3/4 * 4/7. First, convert the mixed fraction to an improper fraction.

You get 35/8 / 3/4 Then flip 3/4, 35/8*4/3 which is 35/6. Next, multiply by 4/7 and you get 3 1/3 or 10/3.

Hope this helps :D

Please mark brainliest if correct :D

A mixed fraction is a combination of a whole number and a proper fraction.

A fraction represented with its quotient and remainder is a mixed fraction.

The value of the expression \(4\frac{3}{8}\) ÷ 3/4 x 4/7 as a fraction is \(10\frac{5}{24}\).

A mixed fraction is a combination of a whole number and a proper fraction.

A fraction represented with its quotient and remainder is a mixed fraction. Example:

2 1/3  where 2 = quotient, 1 is the remainder.

We have,

\(4\frac{3}{8}\) ÷ 3/4 x 4/7

\(4\frac{3}{8}\) can be written as:

= 35/8 ____(1)

Since we use PEMDAS to solve the expression.

Multiplication is simplified first.

3/4 x 4/7 can be written as:

= 3/7 _____(2)

From (1) and (2) we get,

35/8 ÷ 3/7

= (35/8) / (3/7)

= (35x7) / (8x3)

= 245/24

There are no common factors so we can write it as a mixed fraction.

[ 24 x 10 = 240 ]

= \(10\frac{5}{24}\)

Thus the value of the expression \(4\frac{3}{8}\) ÷ 3/4 x 4/7 as a fraction is \(10\frac{5}{24}\).

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To find the probability distribution, mean, and variance of X, which represents the longest string of heads occurring when a fair coin is tossed four times, we can analyze the possible outcomes.

When tossing a fair coin four times, the possible values of X can range from 1 to 4. Let's calculate the probability of each value:

X = 1: This means that the longest string of heads is one, indicating that there are no consecutive heads. There is only one way this can happen: TTTT (T denotes tails). The probability of this outcome is (1/2)^4 = 1/16.

X = 2: This means that the longest string of heads is two. There are two ways this can happen: HTTT or TTHH. The probability of each outcome is (1/2)^4 = 1/16. Since there are two equally likely outcomes, the probability of X = 2 is 2/16 = 1/8.

X = 3: This means that the longest string of heads is three. There are three ways this can happen: HHTT, THHT, or TTTH. The probability of each outcome is (1/2)^4 = 1/16. Since there are three equally likely outcomes, the probability of X = 3 is 3/16.

X = 4: This means that the longest string of heads is four, indicating that all four coin tosses result in heads. There is only one way this can happen: HHHH. The probability of this outcome is (1/2)^4 = 1/16.

Now, let's calculate the mean and variance of X:

Mean (μ) = ∑(X * P(X))

  = (1 * 1/16) + (2 * 1/8) + (3 * 3/16) + (4 * 1/16)

  = 1/16 + 2/8 + 9/16 + 4/16

  = 16/16

  = 1

Variance (σ^2) = ∑((X - μ)^2 * P(X))

  = (0^2 * 1/16) + (1^2 * 1/8) + (2^2 * 3/16) + (3^2 * 1/16)

  = 1/16 + 1/8 + 3/8 + 9/16

  = 26/16

  = 13/8

Therefore, the probability distribution of X is:

P(X = 1) = 1/16

P(X = 2) = 1/8

P(X = 3) = 3/16

P(X = 4) = 1/16

The mean of X is 1 and the variance of X is 13/8.

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a0 is the regression term that describes the constant or intercept in the linear regression equation.

In a simple linear regression model, the equation takes the form of y = a0 + a1x + e1, where y is the dependent variable (or response variable), x is the independent variable (or predictor variable), a0 is the intercept or constant term, a1 is the coefficient of the independent variable, and e1 is the error term.

The intercept term, a0, represents the value of the dependent variable when the independent variable is zero. For example, in a linear regression model that predicts salary based on years of experience, the intercept would represent the starting salary for someone with zero years of experience. The intercept is an important component of the regression equation because it allows us to make predictions for values of x that are outside the range of our observed data.

The coefficient, a1, represents the change in the dependent variable for each one-unit increase in the independent variable. In the salary example, the coefficient would represent the average increase in salary for each additional year of experience.

Both the intercept and coefficient are estimated from the data using methods such as least squares regression. Once these values are estimated, we can use them to make predictions for new values of x.

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Based on the sides, the triangle that forms in front of the Pantheon in Rome, is an Isosceles triangle. Based on angles, this is an Acute triangle.

The volume of the box is 288 in ³

From the looks of the triangle that forms in front of the Pantheon in Rome, has two equal sides which means that it is an isosceles triangle. Seeing as none of the angles are above 90 degrees, this is an Acute triangle as well.

The volume of the box would be:

= Length x Width x Height

= 6 x 12 x 4

= 288 in ³

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The requried width of the pathway around the garden is 4.27 meters.

The rectangle is 4 sided geometric shape whose opposites are equal in length and all angles are about 90°.

Here,

Jamie has a garden that is 20 meters by 30 meters.
Area of the garden = 20 × 30 = 600 square meter
Let the offset in the form of width be x,

New length = 20 + 2x
New width of garden = 30 + 2x
New area =  old area + area of the offset pathway
(20 + 2x)(30 + 2x) = 600 + 500

By the simplification of the above expression, we get
x = 4.27 meter

Thus, the requried width of the pathway around the garden is 4.27 meters.

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Answer:

Post what the equation and context/format are aswell as the question in the comments. I need that to give a full answer.

Step-by-step explanation:

Answer: 3x+6=9

3x=3

x=1

Step-by-step explanation:

Answer:

x = 1

Step-by-step explanation:

To solve this, we must first isolate the variable 'x':

3x + 6 = 9

      -6   -6

3x = 9 - 6

Combine like terms

3x = 3

Isolate 'x' fully

3x = 3

/3    /3

x = 1

Hope this helps :)

Step-by-step explanation:

Plug in each value of x into the equation and find y:

\(\left[\begin{array}{cc}x&y\\-2&(-2)^{2}-2(-2)+5=13\\-1&(-1)^{2}-2(-1)+5=8\\0&(0)^{2}-2(0)+5=5\\1&(1)^{2}-2(1)+5=4\\2&(2)^{2}-2(2)+5=5\\3&(3)^{2}-2(3)+5=8\end{array}\right]\)

Answer:

y = 3x

2y + 2x = 85

x = 10 5/8 y = 31 5/8

Step-by-step explanation:

Let’s say that y = length and x = width. We know that the length is 3 times the width (y = 3x) and the perimeter of the rectangle is 85 (2y + 2x = 85). To solve the system of equations, substitute y = 3x into the other equation. This results in the equation 2(3x) + 2x = 85. We now simplify the equation. 6x + 2x = 85 8x = 85 x = 10 5/8.

Now that we know x, we can substitute it into either equation to solve for y. y = 3(10 5/8) y = 31 5/8

The  system of equation which represent the given situation is 85 = 8x.

And the length and width of the rectangle is 36.86 and 10.62unit respectively.

Perimeter is the distance around the edge of a shape.

\(P = 2(l+w)\)

where,

P is the perimeter of the rectangle

l is the length of the rectangle

w is the width of the rectangle.

According to the given question here:

We have,

The perimeter of the rectangle is 85 unit.

Let the width of the rectangle be x unit.

Then, the length of the rectangle be 3x.

Therefore, the equation which represent the situation is given by

85 = 2(x + 3x)

⇒85 = 2(4x)

⇒ 85 =8x

⇒ x = 85/8 = 10.62unit

⇒ 3x = 10.62 × 3 = 31.86 unit.

Hence, the length of the given rectangle is 31.86 unit and width is 10.62 unit .

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Answer:

49 degrees could be an interpolation.

Step-by-step explanation:

For an interpolation, the data point in question needs to be in the middle of the given data points of the graph. Only the value 49 is in between all the points in our graph. The rest of the choice fall outside of the points.

Answer

5.9

12.95*2=25.9

25.9-20

Answer:

5:5

Step-by-step explanation:

Answer:

The correct answer is ^4sqrt24x^3/2x or B on edge.

hope this helps!!:)

Step-by-step explanation:

Answer:

To determine whether (1, 5) is a solution of a given system, you need to substitute these values into the equations of the system and check whether the resulting statements are true.

For example, if the given system is represented by the equations y = 2x + 1 and y = x - 3, then you would substitute 1 for x and 5 for y in each equation and check whether the resulting statements are true.

Substituting these values into the first equation, we get:

5 = 2(1) + 1

5 = 2 + 1

5 = 3

This statement is not true, so (1, 5) is not a solution of this system.

On the other hand, if the given system is represented by the equations y = 2x + 1 and y = 5, then substituting the values (1, 5) into both equations would result in true statements, so (1, 5) would be a solution of this system.

I hope this helps! Let me know if you have any more questions.

Step-by-step explanation:

Answer:

b. Formal

Step-by-step explanation:

Colloquial is a more casual style of writing, which this text doesn't include.

The p-value is 0.01, which means that it is very rare to observe a test statistic that is equal to or more extreme than the one that was actually observed. SO the option a is correct.

In the given question, in a hypothesis test for population proportion, we calculated the p-value is 0.01 for the test statistic, we have to find which statement of the p-value is correct.

The p-value is the probability of obtaining results as extreme as, or more extreme than, the observed results of a statistical hypothesis test, assuming that the null hypothesis is true. A small p-value (typically ≤ 0.05) indicates strong evidence against the null hypothesis, so you reject the null hypothesis.

A large p-value (> 0.05) indicates weak evidence against the null hypothesis, so you fail to reject the null hypothesis.

If the null hypothesis is correct, the p-value is the likelihood that a test statistic will be equal to or more extreme than the one that was actually observed. Given that the null hypothesis is correct in this situation, the p-value of 0.01 indicates that it is extremely unusual to see a test statistic as dramatic as the one that was actually seen. This shows that the alternative hypothesis is more likely to be correct and that the null hypothesis is probably not true.

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The statement is not always true.

The statement is only sometimes true.

We have,

Part A:

The statement "the product of two negative rational numbers is greater than either factor" is never true.

Let a = -1/2 and b = -1/3.

Then ab = (-1/2)(-1/3) = 1/6, which is less than both a and b.

Let c = -1/4 and d = -2/3.

Then cd = (-1/4)(-2/3) = 1/6, which is also less than both c and d.

Both of these examples demonstrate that the product of two negative rational numbers can be less than either factor and therefore the statement is not always true.

Part B:

The statement "the product of two positive rational numbers is greater than either factor" is sometimes true, but not always. To see why, consider the following examples:

Let e = 1/2 and f = 1/3.

Then ef = (1/2)(1/3) = 1/6, which is less than both e and f.

Let g = 2/3 and h = 3/4.

Then gh = (2/3)(3/4) = 1/2, which is greater than both g and h.

These examples demonstrate that the product of two positive rational numbers can be less than either factor (in the first example) or greater than both factors (in the second example).

Therefore, the statement is only sometimes true.

Thus,

The statement is not always true.

The statement is only sometimes true.

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Isaac needs to add 165.84 grams of flour to the cake mixture.

To convert ounces to grams, we need to multiply the given weight in ounces by the conversion factor of 28.3495 grams per ounce. In this case, the weight of the flour is 5.85 ounces. So, we multiply 5.85 by 28.3495 to get the weight in grams:

5.85 oz * 28.3495 g/oz = 165.84 g

Therefore, Isaac needs to add 165.84 grams of flour to the cake mixture. This corresponds to option (d) in the given choices.

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