pls explain what the answer is n how u got it pls????????????????????????????????????????????????????????????????????????????????????

The transformation formula P'(x, y) = (x, - 2 · y - 1) transforms triangle ABC into triangle A'B'C'. (Correct choice: B)

In this problem we need to determine the transformation formula to transform of a triangle ABC onto triangle A'B'C'. First, write the coordinates of points A, B and C:

A(x, y) = (2, 0), B(x, y) = (3, 2), C(x, y) = (4, 0)

Second, write the coordinates of the images:

A'(x, y) = (2, - 1), B'(x, y) = (3, - 5), C'(x, y) = (4, - 1)

Third, check any of the transformations formulas given:

P'(x, y) = (x, - 2 · y - 1)

A'(x, y) = (2, - 2 · 0 - 1)

A'(x, y) = (2, 0)

B'(x, y) = (3, - 2 · 2 - 1)

B'(x, y) = (3, - 5)

C'(x, y) = (4, - 2 · 0 - 1)

C'(x, y) = (4, - 1)

To learn more on rigid transformations: https://brainly.com/question/29001060

#SPJ1

In a two-way analysis of variance, a researcher tests for the significance of two main effects and an interaction.

A statistical test called two-way analysis of variance (ANOVA) compares the means of many groups using two independent variables (factors) and one dependent variable.

In a two-way analysis of variance (ANOVA), the researcher tests for the significance of two main effects and an interaction effect between two independent variables (factors) on a dependent variable. The main effects refer to the individual effect of each factor on the dependent variable, while the interaction effect refers to the combined effect of both factors on the dependent variable. Thus, the researcher aims to examine how each independent variable affects the dependent variable separately (main effects) and how their combination affects the dependent variable (interaction effect).

Therefore, in a two-way analysis of variance, a researcher tests for the significance of two main effects and an interaction.

Learn more about two-way analysis of variance on:

https://brainly.com/question/29435977

#SPJ4

Answer:

yes

Step-by-step explanation:

two feet is 24 inches plus 3 = 27 inches

The perimeter of the triangle in the image is 15.4 units.

The perimeter of a triangle is equal to the sum of the lengths of the 3 sides, here we can see that the lengths are:

For the base, the length is 5 units.

For the height, the length is 4 units.

Finally the hypotenuse, we can use Pythagorean's theorem to find it, we will get:

H = √(5² + 4²)

H =  6.4

Then the perimeter of the triangle is:

P = 6.4 + 4 + 5

P = 15.4

That is the perimeter.

Learn more about perimeters at:

https://brainly.com/question/24571594

#SPJ1

Answer:

b =0

Step-by-step explanation:

The only value where  |b| = -b  is when b=0

|0| = -0

0 = 0

Absolute value means non- negative

non-negative = negative

This is only true when we equal zero

Answer: b = 0 or anything negative (like b = -2)

So any value of b such that \(b \le 0\)

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

Explanation:

|b| is the distance from b on the number line to 0

The distance is never negative as negative distance does not make sense.

If b was some positive number, then |b| = b. For instance, |7| = 7. This shows 7 is seven units away from 0 on the number line.

----------

If b is negative or zero, then |b| = -b. Why? Because the result of |b| is the opposite of whatever negative b value you put in. For example, b = -2 leads to

|b| = |-2| = 2

while

-b = -(b) = -(-2) = 2

The two negatives cancel each other out to get a positive result.

This shows, |-2| = -(-2) = 2

Meaning that the location -2 is two units away from 0 on the number line.

The antenna Is\($4.6 \mathrm{~m}$\) high

To find the distance H, we make use of the relationship

\(& \frac{H}{33 m}=\tan 33^{\circ} \\\)

\(& \Longrightarrow H=33 m \cdot \tan 33^{\circ}\)

To find the distance h, we make use of the relationship

\(& \frac{h}{33 m}=\tan 27^{\circ} \\\)

\(& \Longrightarrow h=33 m \cdot \tan 27^{\circ}\)

Thus, the distance H - h, or the height of the radio antenna, can be found as follows

\(& H-h=33 m \cdot \tan 33^{\circ}-33 m \cdot \tan 27^{\circ} \\\)

\(& =33 m \cdot\left(\tan 33^{\circ}-\tan 27^{\circ}\right) \\\)

\(& =33 m \cdot(0.6494-0.5095) \\\)

\(& =33 m \cdot 0.1399 \\\)

\(& =4.6167 m \approx 4.6 m\)

The antenna Is\($4.6 \mathrm{~m}$\) high

To learn more about radio antennas' height refer to:

https://brainly.com/question/29024755

#SPJ1

Answer:

319.5% divided by 3.37

Step-by-step explanation:

Answer:

The missing value for y is 3

Step-by-step explanation:

y−3=2(x+1)

We know that x=-1 and we want to solve for y

Put in x=-1

y-3 = 2(-1+1)

y-3 = 2(0)

y-3=0

Add 3 to each side

y-3+3 = 0+3

y =3

Answer:

\(Volume = \: length \times width \times hight\)

\(10 \times 1000 = \: 40cm \times 25cm \times hight\)

\(Hight = \frac{10000}{40cm \times 25cm} \)

\(Hight = 10cm\)

The height of the container​ is 10 cm.

Given that, 10 liters of oil is poured into a container whose cross section is a rectangle with dimensions 40 cm ×25cm.

Volume is the measure of the capacity that an object holds.

Formula to find the volume of the object is Volume = Area of a base × Height.

We know that, 1 liter = 1000 cm³

So, 10 liters = 10000 cm³

Area of the base = 40 × 25 = 1000 cm²

Volume = 1000 × Height

⇒ 1000 × Height=10000

⇒ Height=10 cm

Therefore, the height of the container​ is 10 cm.

To learn more about the volume visit:

https://brainly.com/question/13338592.

#SPJ2

Answer:

81m^6 - 323 m^5 + 432m^4 - 192m^3

Step-by-step explanation:

Comment

If you are given choices, you should list them please. Otherwise we cannot be certain our answers are taken far enough.

The general formula for expanding a binomial raised to the third power is

(a - b)^3 = a^3 - 3a^2b + 3ab^2 - b^3

Solution

To modify the general formula to suit this problem, let

a = 3m

b = - 4

When that is done, the general equation becomes

(3m)^3 - 3* (3m)^2 * 4 + 3 * 3m * 4^2 - 4^3

(3m - 4)^3 = 27m^3 - 108 m^2 + 144m - 64

Multiply everything in the 4-nomial by 3m^3

(27m^3 - 108 m^2 + 144m - 64)3m^3

81m^6 - 323 m^5 + 432m^4 - 192m^3  which is your answer. I see why you didn't include it, with other (incorrect)  possibilities.

On assuming the given Hexagons are similar then the changes that will result in pair of Non Similar Hexagons is :

(c) adding 15° to angles G, H, and I and subtracting 15° from angles J, K and L .

The Hexagons are said to be similar if they have matching sides in the same proportion .

If the same operation is performed on every side of the hexagon , then the hexagon will remain similar ,

So , from the given operation , the operation that is not performed on each side or on each hexagon , it will result in  Non similar hexagon .

The operation performed in option (c) performs addition on G, H, I and subtraction on angles J, K, L .

Therefore , it will result in Non Similar Hexagons .

Learn more about Similarity here

https://brainly.com/question/24426815

#SPJ4

The mean of the number of drivers expected not to be wearing seatbelts is approximately 4.35, the variance is approximately 15.62, and the standard deviation is approximately 3.95 and they expect to stop approximately 4.35 cars before finding a driver whose seatbelt is not buckled.

a. To find the mean, variance, and standard deviation of the number of drivers expected not to be wearing seatbelts, we can model the situation using a geometric distribution.

Let's define a random variable X that represents the number of cars stopped until the first driver without a seatbelt is found. The probability of a driver not wearing a seatbelt is given as p = 0.23.

The mean (μ) of a geometric distribution is given by μ = 1/p.
μ = 1/0.23 ≈ 4.35

The variance (σ^2) of a geometric distribution is given by σ^2 = q/p^2, where q = 1 - p.
σ^2 = (0.77)/(0.23^2) ≈ 15.62

The standard deviation (σ) is the square root of the variance.
σ = √(15.62) ≈ 3.95


b. The expected number of cars they expect to stop before finding a driver whose seatbelt is not buckled is equal to the reciprocal of the probability of success (finding a driver without a seatbelt) in one trial. In this case, the probability of success is p = 0.23.

Expected number of cars = 1/p = 1/0.23 ≈ 4.35

To learn more about mean, variance and standard deviation go to:

https://brainly.com/question/30558769

#SPJ11

Answer:

  12 5/6 inches

Step-by-step explanation:

You want to find the value of L when S=12 1/2, using the formula S = 3L -26.

You can substitute for S in the formula before or after you solve for L. Here, we'll solve for L first:

  S +26 = 3L . . . . add 26 to both sides

  (S +26)/3 = L . . . . divide both sides by 3

Substituting 12 1/2 for S, this becomes ...

  L = (12 1/2 +26)/3 = (38 1/2)/3 = (77/2)/3 = 77/6 = 12 5/6

A man's foot is 12 5/6 inches long if he wears a size 12 1/2 shoe.

Answer:

the length of his foot in inches is 12

Answer: -6

Step-by-step explanation:

You're welcome I'm not sure if it corrects correct, but this is my answer

Therefore , the solution of the given problem of angle comes out to be  tangent is approximately 0.952 and its sine is roughly 0.729.

An angle is a shape in Euclidean geometry made up of two angles, or circular faces, that divide at the centre of the wall and the wall's apex. At their intersections, two rays can join to form an angle. Angle is another outcome of two entities interacting. They are known as dihedral angles. A two-dimensional curve can be created by arranging two line beams in various ways at their ends.

Here,

We must ascertain the values of y and x in order to determine the sine and tangent of the angle. We are aware of:

=> √(x² + y²) * cos(θ) = x/h * 21/29

When we square both edges, we obtain:

=> x² / (x^2 + y²) = 441/841

The result of multiplying both parts by (x² + y²) is:

=> x²= (441/841) (x²+ y²)

If we simplify, we get:

=> (400/841) x² = (441/841) y²

The result of dividing both parts by (441/841) is:

=> (400/441) x²/ y² = 1

=> (y/x)² = 400/441

When we square the two edges, we obtain:

=> y/x = ±(20/21)

=> y/x = 20/21

Therefore,

sin(θ) = y/√(x² + y²) = (20/21) / √(1 + (20/21)²) ≈ 0.729

=> tan(θ) = y/x = 20/21 ≈ 0.952

As a result, the angle's tangent is approximately 0.952 and its sine is roughly 0.729.

To know more about angles visit:

https://brainly.com/question/14569348

#SPJ1

As describes in geometry the area of the rectangle = 288cm

what is geometry ?

The area of mathematics known as geometry is concerned with the characteristics of the surrounding space as well as the shapes of individual objects and their spatial relationships.

solution

radius of semicircle = 12

diameter will be = 24 and this is the length of rectangle s given in the question

area of the rectangle  = l*b

                                     = 24*12

area of the rectangle = 288cm

Hence the area of the rectangle = 288cm

To learn more about Geometry from the given link

https://brainly.com/question/24375372

#SPJ4

Answer:

124

Step-by-step explanation:

42+82=? (ext ∠'s of triangle equal to int opp)

42+82= 124°

Answer: C

Step-by-step explanation: C

2 divided into 9 parts is 2/9.

Let's' explain this visually

Take this pizza, (image below)

Let's say we have two pizzas for 8 friends (including ourselves), so naturally, we'll cut the pizza's each into 9 slices, 1 for each, now everyone gets 1/9 of a pizza, but there are two pizzas, so if we add 1/9+1/9, we'll get two ninths.

Now 2/9=0.2 repeating!

This is how I got my answer sorry for the vague  explanation

For the given expression the exponent would be  \((2y-9)^5$\).

What is an exponent?

An exponent is a number that indicates how many times a base number should be multiplied by itself. For example, in the expression 2³, the base is 2 and the exponent is 3. The exponent indicates that the base should be multiplied by itself 3 times, so the value of the expression is 2 * 2 * 2 = 8.

The given expression is

= (2y-9) (2y-9) (2y-9) (2y-9) (2y-9)

Exponent expression = \((2y-9)^5$\)

Hence, for the given expression the exponent would be  \((2y-9)^5$\).

To learn more about the exponents, visit:

https://brainly.com/question/11975096

#SPJ1

For the given expression the exponent would be  (2y-9)⁵.

What is an exponent?

An exponent is a number that indicates how many times a base number should be multiplied by itself. For example, in the expression 2³, the base is 2 and the exponent is 3. The exponent indicates that the base should be multiplied by itself 3 times, so the value of the expression is 2 * 2 * 2 = 8.

The given expression is

= (2y-9) (2y-9) (2y-9) (2y-9) (2y-9)

Exponent expression = (2y-9)⁵

Hence, for the given expression the exponent would be  (2y-9)⁵.

To learn more about the exponents, visit:

brainly.com/question/11975096

#SPJ1

Answer:

270 dollars for a year, so 22.50 times 12

The cost of the membership for a year will be $270.

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

PEMDAS rule means for the Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This rule is used to solve the equation in a proper and correct manner.

A racquetball club membership costs $22.50 per month.

We know that in a year, the number of months is 12.

Then the cost of the membership for a year will be given by the multiplication of the numbers 22.50 and 12.

Cost = 22.50 x 12

Cost = $270

The cost of the membership for a year will be $270.

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

Imagine that a survey of randomly selected people finds that people who used sunscreen were more likely to have been sunburned in the past year.

There are several possible explanations for the finding that people who used sunscreen were more likely to have been sunburned in the past year.

However, without additional context or data, it is difficult to determine the most likely explanation definitively. Here are a few possible explanations to consider:

1. Ineffective or improper use of sunscreen: It is possible that the individuals who reported using sunscreen did not apply it correctly or did not reapply it as recommended.

Inadequate application or failure to follow proper sunscreen usage guidelines could result in insufficient protection from the sun's harmful rays, leading to sunburn.

2. Self-selection bias: It is possible that individuals who have previously experienced sunburns may be more likely to use sunscreen. They may be more aware of the potential risks and take precautions, including using sunscreen.

This could create an association between sunscreen use and sunburn, even though sunscreen itself is intended to prevent sunburn.

3. Recall bias: The survey responses may be subject to recall bias, where individuals may inaccurately remember or report their sunscreen use and sunburn experiences.

Memory limitations or subjective perceptions of sunburn severity could influence the reported data and the observed association between sunscreen use and sunburn.

4. Confounding factors: There may be other factors or variables at play that are related to both sunscreen use and sunburn. For example, individuals who engage in activities that increase sun exposure or who have certain skin types may be more likely to both use sunscreen and experience sunburn.

It is important to note that further investigation, including more detailed surveys, data collection and statistical analysis, would be necessary to determine the most likely explanation for the observed association between sunscreen use and sunburn.

To know more about surveys refer here:

https://brainly.com/question/31685434#

#SPJ11

Answer: 30 album pages

Step-by-step explanation:

cards = 10

teams = 24

total cards = 240

240 / 8 = 30

Answer:

y= 2x +3

Step-by-step explanation:

Slope-intercept form

y= mx +c, where m is the slope and c is the y-intercept.

Given that the slope is 2, m= 2.

Substitute m= 2 into the equation:

y= 2x +c

Given that the y-intercept is (0, 3), c= 3.

Substitute c= 3 into the equation:

y= 2x +3

Thus, the equation of the line is y= 2x +3.

Answer: y=2x-3

Step-by-step explanation:

The value of \(\(\sin(t)\tan(t)\)\) is \(If \(\tan(t) = \sin(t) = \frac{144}{145}\) and \(\cos(t) < 0\)\), then \(\(\tan(t) = \frac{144}{145}\) and \(\cos(t) = -\frac{1}{145}\).\)

(a) To find the value of\(\(\sin(t)\tan(t)\)\), we can use the identity \(\(\tan(t) = \frac{\sin(t)}{\cos(t)}\)\). Substituting this into the expression, we have \(\(\sin(t)\tan(t) = \sin(t)\left(\frac{\sin(t)}{\cos(t)}\right)\)\). Simplifying, we get \(\(\sin(t)\tan(t) = \frac{\sin^2(t)}{\cos(t)}\)\). Since the Pythagorean identity states that \(\(\sin^2(t) + \cos^2(t) = 1\)\), we have \(\(\sin^2(t) = 1 - \cos^2(t)\).\) Substituting this into the expression, we get \(\(\sin(t)\tan(t) = \frac{1 - \cos^2(t)}{\cos(t)}\)\). Using the identity \(\(\tan(t) = \frac{\sin(t)}{\cos(t)}\)\), we can rewrite the expression as \(\(\sin(t)\tan(t) = \frac{1}{\cos(t)}\)\). Since \(\(\sec(t) = \frac{1}{\cos(t)}\)\), we have \(\(\sin(t)\tan(t) = \sec(t)\)\). Therefore, the value of\(\(\sin(t)\tan(t)\) is \(1\)\).

(b) Given \(\(\tan(t) = \sin(t) = \frac{144}{145}\)\) and \(\(\cos(t) < 0\)\), we know that \(\(\cos(t)\)\)is negative. Using the Pythagorean identity \(\(\sin^2(t) + \cos^2(t) = 1\)\), we can substitute\(\(\sin(t) = \frac{144}{145}\)\) to find \(\(\cos^2(t) = 1 - \left(\frac{144}{145}\right)^2\)\). Simplifying, we get \(\(\cos^2(t) = \frac{1}{145^2}\)\). Since \(\(\cos(t)\)\) is negative, we have \(\(\cos(t) = -\frac{1}{145}\)\). Similarly, since \(\(\tan(t) = \sin(t)\)\), we have \(\(\tan(t) = \frac{144}{145}\)\). Therefore, \(\(\tan(t) = \frac{144}{145}\) and \(\cos(t) = -\frac{1}{145}\)\).

Learn more about Pythagorean here:

https://brainly.com/question/28032950

#SPJ11

Answer:

gg

Step-by-step explanation:

gg

Answer:

Option B : Length × Width × Height

- How did you know it's option B ?

-------------HappY LearninG <3 ----------

Answer:length × width × height

Step-by-step explanation:

Answer:

  $2450

Step-by-step explanation:

You want the cost of carpeting a 7 m square classroom with carpet costing $50 per square meter.

The area of the classroom is the product of its dimensions:

  A = s²

  A = (7 m)² = 49 m²

The cost of the carpet is the product of the number of square meters and the cost of carpet for each.

  Cost = (49 m²)($50/m²) = $(49·50) = $2450

The new carpet will cost $2450.

<95141404393>

The missing information for q2 is the mean squares for treatment, which can be calculated by dividing the sum of squares for treatment. The missing information for q3 is the sum of squares for error.The missing information for q4 is the mean squares for error, which can be calculated by dividing the sum of squares for error.To find the p-value for the above ANOVA table, we need to use the F-distribution with degrees of freedom for treatment  and degrees of freedom for error.

Using the given mean squares for treatment (25.25) and mean squares for error (2.95), we can calculate the F-statistic as follows:

F = mean squares for treatment / mean squares for error
F = 25.25 / 2.95
F = 8.5593

The p-value can then be calculated using a one-tailed F-test with alpha level of 0.05:

p-value = pf(F, degrees of freedom for treatment, degrees of freedom for error)
p-value = pf(8.5593, 3, 16)
p-value = 0.0006

Therefore, the answer is A.
Q2: Mean squares (treatment) = Sum of squares (treatment) / Degree of freedom (treatment)
Mean squares (treatment) = 75.75 / 3
Mean squares (treatment) = 25.25
So, the answer for q2 is: a. 25.25

Q3: Mean squares (error) = Sum of squares (error) / Degree of freedom (error)
Mean squares (error) = 47.2 / 16
Mean squares (error) = 2.95
So, the answer for q3 is: b. 2.95

Q4: F-value = Mean squares (treatment) / Mean squares (error)
F-value = 25.25 / 2.95
F-value ≈ 8.5593
So, the answer for q4 is: c. 8.5593

Q5:P-value = 1 - pf(F-value, Degree of freedom (treatment), Degree of freedom (error))
P-value = 1 - pf(8.5593, 3, 16)

So, the answer for question 5 is: c. 1- pf(8.5593, 3, 16)

To learn more about F distribution : brainly.com/question/31428881

#SPJ11