Triangle HIJ, with vertices H(-9,-7), I(-3,-8), and J(-6,-3), is drawn inside a rectangle, as shown below.

Answer:

Volume of the cylinder is 588π cm³ Or 1846.32 cm³

Step-by-step explanation:

Area of a cylinder is given by the formula,

Volume = πr²h

Here, r = Radius of the circular base

h = Height of the cylinder

From the picture attached,

Radius of the given cylinder = 7 cm

Height of the cylinder = 12 cm

By substituting these values in the formula,

Volume of the cylinder = π(7)²(12)

                                      = 588π cm³

                                      ≈ 1846.32 cm³

Therefore, volume of the cylinder is 588π cm³ Or 1846.32 cm³.

Refer to the attachments...

Answer:

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ツHope I helped! ♡

☼Have a wonderful day / evening ! ☃

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Answer:

c

Step-by-step explanation:

yeshhhhhhhhhjjhhuhj

Answer:

I think It's A what do you think??

Step-by-step explanation:

The total number of phones Hall now owns is 31 + 74 = 105. The number of phones purchased is 74, and the resulting total number of phones is 105.

The ratio of phones purchased to the resulting total number of phones can be written as:

74/105

This can be simplified by dividing both the numerator and the denominator by 7:

(74/7)/(105/7) = 10/15

Then, divide both the numerator and the denominator by 5:

(10/5)/(15/5) = 2/3

Therefore, the ratio of phones purchased to the resulting total number of phones is 2:3.

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Answer:

thank uuuu

Step-by-step explanation:

Answer:

OMG FREE SLOT!

Step-by-step explanation:

HAZAAAAAAAAAAAAAAAA

Answer:v = y(1-n)dv/dx = (1-n)y-n dy/dxso dy

Step-by-step explanation:

The sides of the triangle are 150m, 200m and 250m.

What is distance?

Distance is a measurement of how far apart two things or points are, either numerically or occasionally qualitatively. Distance can refer to a physical length in physics or to an estimate based on other factors in common usage.

Given: The sides of a triangle are in the ratio of 3:4:5. A man jogged around it 5 times and cover a distance of 3000m.

As man jogged around triangle  5 times and cover a distance of 3000m.

So, the distance for one round is 3000/5 = 600m.

The covered distance is nothing but the perimeter of the triangle.

So, the perimeter of the triangle is 600m.

Let, 3x, 4x, 5x are the sides of the triangle.

⇒ 3x + 4x + 5x = 600

                 12 x = 600

                      x = 50

Therefore,

3x = 3(50) = 150

4x = 4(50) = 200

5x = 5(50) = 250

Hence, the sides of the triangle are, 150m, 200m and 250m.

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Answer:

D. (90, 60)

Step-by-step explanation:

A proportional relationship is a relationship in which the ratios of two variables are equivalent.

If we take two points on the graph such as (45, 30) and (30, 20), we can see that they can both be simplified to the ratio 3:2. Using this we can find the correct answer. From looking at all the points we can see that only (90,60) would also form a ratio of 3:2, thus d would be the correct answer.

Answer:

113.1

Step-by-step explanation:

A=2πrh+2πr^2 is the basic formula

=2·π·2·7+2·π·2^2

≈113.09734

Answer:

C. -1/3= 1/-3

Step-by-step explanation:

The answer is -1/3= 1/-3 because if you divide them to check, they will be the same.

Use calculator to check.

-1/3=-0.3

1/-3=-0.3

Hope this helps!

Answer:

70

Step-by-step explanation:

50% of 70 is 35

hope this helps :3

if it did pls mark brainliest

False. In a static method of a class, you cannot use the "this" keyword to reference instance variables or instance methods of the same class.

A static method belongs to the class itself, not to any particular instance of the class, so it cannot access instance-specific information. Instead, you would need to use the class name followed by the variable name to access any static or instance variables within a static method of that same class. For example, if the class had an instance variable called "f" and a static method called "myStaticMethod", you could reference the instance variable from within the static method using "ClassName.f". It is important to note that if you attempt to reference an instance variable using "this.f" within a static method, you will receive a compilation error.

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a. When evaluating a model, we use R2 as a parameter for performance assessment.

b. If model A has a higher MAPE but model B has a higher R2, we choose the model with the higher R2 for better overall performance.

c. For accuracy measures, we typically use MAPE (Mean Absolute Percentage Error) due to its interpretability and ability to capture relative errors.

When evaluating a model's performance, it is crucial to choose the appropriate parameters to assess its accuracy and reliability. In the case of MAPE (Mean Absolute Percentage Error) and R2 (Coefficient of Determination), the choice between them depends on the specific evaluation goals.

The R2 parameter is commonly used for evaluating models because it measures the proportion of the dependent variable's variance that can be explained by the independent variables. R2 provides insights into how well the model fits the data and captures the relationship between the input features and the target variable. Therefore, R2 is a suitable parameter to use when evaluating a model.

When comparing two models, if model A has a higher MAPE but model B has a higher R2, it is advisable to choose the model with the higher R2 value. This is because R2 indicates the proportion of variance explained, suggesting that model B performs better in capturing the underlying patterns and predicting the target variable.

Although model A may have a lower relative error (MAPE), it is crucial to prioritize the model's ability to explain and predict the target variable accurately.

Among MAPE, MAD (Mean Absolute Deviation), and MSD (Mean Squared Deviation), MAPE is commonly preferred as a parameter for accuracy measures. MAPE calculates the average percentage difference between the predicted and actual values, making it interpretable and easily understandable.

It captures relative errors and enables comparisons across different scales and datasets. MAD and MSD, on the other hand, measure absolute and squared errors, respectively, but they do not account for the relative magnitude of the errors. Hence, MAPE is a more suitable parameter for accuracy measures.

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To find out whether Mia has enough fabric to make the dress, you need to add the amount of fabric required for the top and skirt. Then compare it with the amount of fabric she has.

So, let's do that.To make the dress, we need 11/8 yards of fabric for the top2 5/8 yards of fabric for the skirt Total fabric required

= 1 1/8 + 2 5/8

= 3 3/4 yards

Mia has 3 1/2 yards of fabric

So, Mia does not have enough fabric to make the dress because she needs 3 3/4 yards of fabric to make it.

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Answer:Atoms.

Step-by-step explanation:

The largest number of candies are 18 of 4 candies bar and 7 of 10 candies bar.

In Mathematics and Geometry, a quotient is a mathematical expression that is simply used to represent the division of a number (numerator) by another number (denominator).

Note: The variable R represent the the number of remainder after the quotient is computed.

For the largest number of candies, we have the following:

Largest number of candies = 75/4

Largest number of candies = 18 R 3.

Largest number of candies = 75/10

Largest number of candies = 7 R 5.

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Missing information:

The question is incomplete and the complete question is shown in the attached picture.

Answer: 2194.00 and 2194.000

Step-by-step explanation: rounded to the nearest 1000= 2194.000

rounded to the nearest 100 = 2194.00

Byron is 5cm taller than Aaron, but 10cm shorter than Caron. Darren is 10cm taller than Caron, but 5cm shorter than Erin. We are asked to determine which of the following statements is true.

To solve the problem, we can start by setting up a system of equations based on the given information.

Let a represent Aaron's height, and we can express the other heights in terms of a. Then, we get:
Byron's height = a + 5
Caron's height = a + 15
Darren's height = a + 25
Erin's height = a + 30
Now, we can see that the difference in height between Byron and Caron is 10cm. Therefore, we can write:
(a + 5) - (a + 15) = 10
Simplifying this equation gives:
-10 = -10
This is true, so we know that our equations are consistent with the given information.
Next, we can compare Darren's height to Erin's height. We are told that Darren is 5cm shorter than Erin. Therefore, we can write:
(a + 25) - (a + 30) = -5
Simplifying this equation gives:
-5 = -5
In conclusion, we can see that the information given in the problem is consistent, and we have used it to set up a system of equations. We can also see that Darren is shorter than Erin, so the true statement is: "Erin is taller than Darren."

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The amount of time taken by the Kesidsha to complete 50 questions will be 62.5 minutes.

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that Keisha is working on a math worksheet with 50 problems. she has completed 20 questions in 25 minutes.

The time taken will be calculated as,

20 problems = 25 minutes

1 problem = 25 / 20 minutes

50 problems = ( 25 / 20 ) x 50

50 problems = 62.5 minutes

Therefore, the amount of time taken by the Kesidsha to complete 50 questions will be 62.5 minutes.

The complete question is given below.

Keisha is working on a math worksheet with 50 problems. she has completed 20 questions in 25 minutes if she continues at the same pace what will the total time be complete the worksheet

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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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Answer:

68

Step-by-step explanation:

the square shape on the corner means it is a right angle, which is 90 degrees

--> that means the value which comes out when you subtract 22 from 90 is the angle left, which is "a" in this case.

90-22=68

Answer: RS

Step-by-step explanation:

A greater angle of a triangle is opposite a greater side. If angle Q is greater than angle R, then side RS is greater than side QS.

Because Q is the larger angle in the triangle, Then RS is the longest side.

Answer:

1/2

Step-by-step explanation:

The multiples of 2 in between 1 and 10: 2, 4, 6, 8, 10

5 out of 10 are multiples of 2

5/10 = 1/2

Step-by-step explanation:

A = 1/2h(b1 + b2)

2A = h(b1 + b2)

h(b1 + b2) = 2A

h = 2A/(b1 + b2)

Answer: Valid

8 * 12 = 96

Answer:

The answer is invalid

Step-by-step explanation:

Choose Invalid .

You welcome

Answer:

creo que es 4cm y la otra B no se por que esta en ingles ok

Answer:

84mm

Step-by-step explanation:

square = LxW = 6x6 =36

triangle = bxh/2 = 6x8/2 =24

add together 24x2+36=84

For the parametrically defined surface ds = ∫0²π ∫\(0^1\) F(sin(v), cos(v), z) dz dv

What is trigonometry?

Trigonometry is a branch of mathematics that deals with the relationships between the sides and angles of triangles.

To find the differentials of the given surface S, we need to first calculate the necessary derivatives:

r_u = <0, 0, 1>

r_v = <cos(v), -sin(v), 0>

We can then use these derivatives to calculate the differential of S:

dS = ||r_u x r_v|| du dv

= ||<cos(v), sin(v), 0>|| du dv

= ||<cos(v), sin(v)>|| du dv

= 1 du dv

Next, we can find the differential of a scalar function F(x, y, z) in terms of the surface S:

dF = ∇F · dS

= <Fx, Fy, Fz> · <cos(v), sin(v), 0> du dv

= Fx cos(v) du dv + Fy sin(v) du dv

Finally, we can use this differential to calculate the integral of F over the surface S:

∫∫S F(x, y, z) dS

= ∫∫S F(r(u,v)) ||r_u x r_v|| du dv

= ∫0^2π ∫0^1 F(sin(v), cos(v), u) du dv

Note that the limits of integration correspond to the range of u and v in the parametric representation of the surface. We can use the substitution u = z to convert the differential from dS to ds:

dS = ||r_u x r_v|| du dv

= ||<cos(v), sin(v), 0>|| du dv

= 1 du dv

ds = ||r_u x r_v|| dz dv

= ||<cos(v), sin(v), 0>|| dz dv

= ||<cos(v), sin(v)>|| dz dv

= 1 dz dv

This gives us:

∫∫S F(x, y, z) dS

= ∫∫S F(r(u,v)) ||r_u x r_v|| du dv

= ∫0²π ∫\(0^1\) F(sin(v), cos(v), u) du dv

= ∫0²π ∫\(0^1\) F(r(u,v)) ||r_u x r_v|| dz dv

= ∫0²π ∫\(0^1\) F(sin(v), cos(v), z) dz dv

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