Find the measure of the missing angles.
Helpp

B. x > 9

D. The graph has open circle.

F. The arrow to the right.

⇒ 2 < x - 7

⇒ 2 + 7 < x

⇒ 9 < x

⇒ x > 9

Here as the inequality sign is ">" it will be a open circle.

Note: "≤" and "≥" inequality signs have closed circle.

As x > 9, the arrow points will be towards right.

Answer:

44°

Step-by-step explanation:

The secant- secant angle y is half the difference of the measure of its intercepted arcs, that is

\(\frac{1}{2}\)(BHF - CGJ ) = y , that is

\(\frac{1}{2}\)(156 - CGH) = 56° ( multiply both sides by 2 )

156 - CGH = 112° , thus

CGH = 156° - 112° = 44°

Answer:

=3x−4y+4

please Brainiest

Step-by-step explanation:

Let's simplify step-by-step.

3x−4y−8+12

=3x+−4y+−8+12

Combine Like Terms:

=3x+−4y+−8+12

=(3x)+(−4y)+(−8+12)

=3x+−4y+4

The z score associated with the highest 10% is closest to: option (c) 1.28

-To find the z score associated with the highest 10%, first determine the percentage that corresponds to the lower 90%, since the z score table typically represents the area to the left of the z score.

- Look up the 0.90 (90%) in a standard normal distribution  (z score) table, which will give you the corresponding z score.

-The z score closest to 0.90 in the table is 1.28, which corresponds to the highest 10% of values.

Therefore, the z score associated with the highest 10% is closest to 1.28.

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Cluster analysis is a valuable tool in data analysis that helps identify hidden patterns and group similar objects or data points.

It is useful in various fields, such as market research, image analysis, customer segmentation, and anomaly detection. By clustering data, we can gain insights, make predictions, and improve decision-making. Hierarchical clustering is a specific approach to cluster analysis. It organizes data points into a hierarchy of clusters, where each cluster can contain subclusters. This method allows for a hierarchical structure that captures different levels of similarity or dissimilarity between data points.

For example, in customer segmentation, hierarchical clustering can group customers based on similar attributes like demographics, purchase history, and behavior. In image analysis, it can be used to segment images into meaningful regions or objects based on their visual characteristics. Hierarchical clustering offers a flexible and interpretable way to analyze complex datasets and discover underlying structures.

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Answer:

Its still a rectangle, just move the triangles, you get 450

Step-by-step explanation:

If you think of it like a triangle, you can use the base, the 90 degree angle, and the hypotenuse to get the area, do it twice since there are two, and your result is 225 for one triangle, 450 for both.

Since each side of the pen is being increased by 4 feet, the total increase in perimeter would be 4 feet multiplied by 4 sides, which equals 16 feet.

To determine how many feet of additional fence Craig should purchase, we need to calculate the increase in the perimeter of the enlarged pen. Therefore, Craig should purchase an additional 16 feet of fence to build his enlarged fence.

The original size of the pen is an 8 by 8 feet square, which means each side measures 8 feet. The perimeter of the original pen is calculated by adding up the lengths of all four sides, so 8 + 8 + 8 + 8 = 32 feet.

To enlarge the pen, Craig decides to increase each side by 4 feet. After the enlargement, each side of the pen would measure 8 + 4 = 12 feet. The perimeter of the enlarged pen is calculated in the same way, by adding up the lengths of all four sides: 12 + 12 + 12 + 12 = 48 feet.

To find the additional fence Craig needs to purchase, we subtract the original perimeter from the enlarged perimeter: 48 feet - 32 feet = 16 feet. Therefore, Craig should purchase an additional 16 feet of fence to build his enlarged fence.

This calculation is based on the assumption that the pen remains a square shape after enlargement. If the shape of the enlarged pen differs from a square, the calculation would vary.

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Answer: To apply l'Hospital's Rule, we need to take the derivative of the numerator and denominator separately with respect to θ.

Taking the derivative of the numerator:

d/dθ [1 - sin(θ)] = -cos(θ)

Taking the derivative of the denominator:

d/dθ [1 + cos(6θ)] = -6 sin(6θ)

Now we can apply l'Hospital's Rule by taking the limit of the ratio of the derivatives:

lim θ→π/2 (-cos(θ)) / (-6 sin(6θ))

When θ approaches π/2, cos(θ) approaches 0 and sin(6θ) approaches 1. Therefore, the limit simplifies to:

= 0 / (-6)

= 0

Hence, the limit of (1 - sin(θ)) / (1 + cos(6θ)) as θ approaches π/2 is 0.

Given-

Number of exhibits = 4

Total number of exhibits = 16

Solution-

% of zoos exhibits that features bears :-

\( \frac{4}{16} \times 100\)

\( => 25\)

Therefore, The percentage of zoos exhibits that features bears= 25 %

✍️ By Benjemin ☺️

The magnetic field in tesla at a point midway between the wires is (e) 20 x 10^(-4).

To find the magnetic field at a point midway between two parallel wires carrying currents, we can use Ampere's Law.

Ampere's Law states that the magnetic field around a closed loop is directly proportional to the current passing through the loop. In the case of two parallel wires, the magnetic field at a point between them is the sum of the magnetic fields generated by each wire.

The formula for the magnetic field due to a straight wire is given by:

B = (μ₀ * I) / (2π * r)

Where:

B is the magnetic field,

μ₀ is the permeability of free space (4π × 10^(-7) T*m/A),

I is the current, and

r is the distance from the wire.

For the wire carrying a current of 8.0A, the magnetic field at the midpoint between the wires is:

B₁ = (4π × 10^(-7) * 8.0) / (2π * 0.002)

  = 2 × 10^(-4) T

For the wire carrying a current of 12A, the magnetic field at the midpoint between the wires is:

B₂ = (4π × 10^(-7) * 12) / (2π * 0.002)

  = 3 × 10^(-4) T

To find the total magnetic field at the midpoint, we sum the magnetic fields due to each wire:

B_total = B₁ + B₂

        = 2 × 10^(-4) T + 3 × 10^(-4) T

        = 5 × 10^(-4) T

Therefore, the magnetic field at a point midway between the wires is 5 × 10^(-4) T.

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To have exactly 3 kings in a hand, we need to choose 3 kings out of 4 and 2 non-kings out of 48. This can be done in 4512 ways.


To calculate the number of hands containing exactly 3 kings, we need to use the concept of combinations. We know that there are 4 kings in a deck of 52 cards. To choose 3 kings out of 4, we can use the combination formula, also known as "n choose k," which is written as nCk.

So, the number of ways to choose 3 kings out of 4 is 4C3 = 4.

Next, we need to choose 2 non-kings out of the remaining 48 cards. This can be done using the combination formula again. The number of ways to choose 2 non-kings out of 48 is 48C2 = 1128.

Now, we can use the multiplication principle to find the total number of hands containing exactly 3 kings. We multiply the number of ways to choose 3 kings by the number of ways to choose 2 non-kings:

Total number of hands = 4C3 * 48C2 = 4 * 1128 = 4512.

Therefore, there are 4512 hands that contain exactly 3 kings when 5 cards are randomly chosen from a standard deck.

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Answer:

a. 3/40

b. 37/40

c. 2/39

d. 37/39

e. 3/39

h. 36/39

k. 1/260

m. 37/520

n. 37/520

w. 111/130

Step-by-step explanation:

First person:

a. 3/40

b. 37/40

_____

Second person:

left-handed branch of tree diagram: since the first person was left-handed, it means there is one less left-handed person, and one less person for the total

c. 2/39

d. 37/39

not left-handed branch of tree diagram: since the first person wasn't left-handed, there are still 3 left-handed people, and there is one less person for the total.

e. 3/39

h. 36/39

_____

for the final probabilities, just multiply along the tree branches:

k = a × c = 1/260

m = a × d = 37/520

n = b × e = 37/520

w = b × h = 111/130

Answer111

Step-by-step explanation:i111

The inequality and the maximum possible width are 12w  ≥ 132 and 11 feet respectively

An inequality is a relationship that makes a non-equal comparison between two numbers or other mathematical expressions e.g 2x > 4

If the room is 12 feet long and  Tom had enough paint to cover an area of 132 square feet. This implies Tom had paint that can cover greater or equal to 132 square feet of area. Thus:

L x w ≥ A

where l = 12 feet, A = 132 square feet

12w  ≥ 132    (This is the inequality)

To solve for width:

12w  ≥ 132

w ≥ 132 /12

w ≥ 11 feet

Therefore, the inequality is 12w  ≥ 132 and the maximum possible width is  11 feet

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for 2 answers are -6/5, -3 and 3

Step-by-step explanation:

i don't know answer for 1 and 3 but i can help u with 2

5x^3 + 6x^2 - 45x - 54

x^2( 5x + 6) -9(5x-6)

(5x+6)(x^2 - 9)

5x+6=0 x^2-9=0

5x= -6 x^2= 9

x= -6/5 x= -3 or 3

The probability that the chosen adult have high school or some college degree but no college degree is 0.683.

From the definition of probability we know that,

Probability of Event = (Outcomes favorable to that event)/(Total number of outcomes under that event)

Total number of adults in the town is given by = 4286 + 6313 + 3033 + 1886 = 15518.

The number of adults have high school degree only = 4286

The number of adults have some college degree only = 6313

The number of adults have high school or some college degree but no college degree = 4286 + 6313 = 10599.

The probability that the chosen adult have high school or some college degree but no college degree is given by

= 10599/15518 [According to definition of probability]

= 0.683 [Rounding off to nearest thousandth]

Hence, probability that the chosen adult have high school or some college degree but no college degree is 0.683.

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The question is incomplete. The complete question will be -

The value of the missing angles of the quadrilateral are:

a = 110°

b = 70°

c = 20°

Theorem sum of angles in a triangle states that they sum up to 180 degrees. Thus:

d = 180 - (78 + 32)

d = 70°

Similarly:

e = 180 - (78 + 32 + 18)

e = 20°

Sum of angles on a straight line is 180 degrees. Thus:

a = 180 - 70

a = 110°

We can see that e + b will be equal to 90 degrees because of the definition of right angles. Thus:

b = 90° - 20°

b = 70°

From sum of angles in a triangle as 180° is:

c = 180 - (90 + 70)

c = 20°

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The required sample standard deviation is approximately 8.83.

To calculate the sample standard deviation for the data set, {283, 269, 259, 265, 256, 262, 268}, follow the given steps below:

First we find the mean of the data set.

μ = (283 + 269 + 259 + 265 + 256 + 262 + 268)/7

= 266

Now, we Subtract the mean from each data value and then square it. (283 - 266)² = 289

(269 - 266)² = 9

(259 - 266)² = 49

(265 - 266)² = 1

(256 - 266)² = 100

(262 - 266)² = 16

(268 - 266)² = 4

Now, we add the squares obtained above

= (289 + 9 + 49 + 1 + 100 + 16 + 4)

= 468

Now, we divide the sum obtained by (n-1).

= (468/(7-1))

= 78

Take the square root of the quotient obtained above and we get

σ = √78 ≈ 8.83

Therefore, the sample standard deviation for the data set, {283, 269, 259, 265, 256, 262, 268} is approximately 8.83, which is the square root of the variance of the data set.

Thus, the sample standard deviation is approximately 8.83.

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Answer:

the circumference is 31.4

Step-by-step explanation:

The computation of the circumference is shown below:

As we know that

Circumference is

= 2πr

= 2π (10 ÷ 2)

= 2× 3.14 × 5

= 31.4

Hence, the circumference is 31.4

Answer: 11,500 grams

Step-by-step explanation: 920/8=115 115*100= 11,500

Answer:

literally 0

Step-by-step explanation:

I'm pretty sure it's census

Answer:

3616800

Step-by-step explanation:

Answer:

its just rhombus and trapezoid i think.

Step-by-step explanation:

The standard error of the mean is $128.125

Given:

a random sample is made of 256 middle managers concerning their annual incomes. the sample mean is computed to be $35,420. if the population standard deviation is $2,050.

n = 256

σ = 2050

standard error = standard deviation / sqrt of n

= 2050/\(\sqrt{256}\)

= 2050 / \(\sqrt{16*16}\)

= 2050 / \(\sqrt{16^2}\)

= 2050/16

= 1025/8

= 128.125

Therefore The standard error of the mean is $128.125.

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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 height of the cylinder is approximately 5.97 cm.

A cylinder is a three-dimensional geometric shape that consists of two parallel, congruent circular bases and a curved lateral surface that connects the bases. The bases are perpendicular to the lateral surface, which means that the lateral surface forms a curved rectangle.

Given;

The circumference of the cylinder is 32π.

The lateral surface area of the cylinder is 750 cm².

Lateral surface area of a cylinder = 2πrh

Circumference of a cylinder = 2πr

We can use the circumference formula to find the radius of the cylinder:

2πr = 32π

r = 16

Now we can use the lateral surface area formula to find the height of the cylinder:

750 = 2π(16)(h)

750 = 32πh

h = 750/(32π)

h ≈ 5.97

As a result, the cylinder's height is around 5.97 cm.

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