Please help will brainlist

The perimeter of the nonagon attached is

124.5

The formula for the perimeter of a nonagon (a polygon with nine sides):

Perimeter = 9 * side length

side length = 2 * apothem * tan(π/9)

= 2 * 19 * tan(π/9)

= 13.831

The perimeter

Perimeter = 9 * side length

Perimeter = 9 * 13.81

Perimeter = 124.5

Learn more about perimeter at

https://brainly.com/question/397857

#SPJ1

Answer:

What is the question?! I don't understand, sry?!

Step-by-step explanation:

Answer:

maybe 14/20

Step-by-step explanation:

Answer:

9^3

Step-by-step explanation:

Since you are given 9^2 already and have to multiply that result by yet another nine, then your problem is 9^3

Hope this helps!

To find the average value of a function from a graph, you can follow these steps:

For more questions on Graphs

https://brainly.com/question/25184007

#SPJ4

The best prediction for the number of times it will not land on yellow would be 29 times.

We have,

Assuming the spinner has an equal probability of landing on each color, The probability of it not landing on yellow is 4/5.

So,

If you spin the spinner 36 times, the expected number of times it will not land on yellow is:

= (4/5) x 36

= 28.8

Since you can't have a fraction of a spin,

= 28

Thus,

The best prediction for the number of times it will not land on yellow would be 29 times.

Learn more about probability here:

https://brainly.com/question/14099682

#SPJ1

The graph of the sine function provides a visual representation of its behavior over the interval of degrees from -180° to 180°. It illustrates essential characteristics such as the period, amplitude, and zeros of the function.

• The given graph represents the sine function on the interval of degrees from -180° to 180°. The x-axis represents the interval of degrees, and the y-axis represents the values of the sine function.

• The sine function is an odd function, meaning it is symmetric about the origin. It has a period of 360°, which means it repeats every 360°.

• The sine function has a maximum value of 1 and a minimum value of -1. It takes on a value of 0 at every multiple of 180°.

• In terms of quadrant behavior, the sine function is positive in the first and second quadrants, and negative in the third and fourth quadrants.

• Analyzing the graph, we observe that the sine function starts at 0 when x = 0° and increases to a maximum value of 1 when x = 90°.

• The function then decreases to 0 when x = 180°, continues decreasing to a minimum value of -1 when x = 270°, and increases back to 0 when x = 360°.

• The graph of the sine function finds applications in various fields such as physics, engineering, and mathematics. It can be used to model phenomena like waves, vibrations, and oscillations.

• Additionally, it is valuable in solving problems involving angles, distances, and heights.

In summary, the graph of the sine function provides a visual representation of its behavior over the interval of degrees from -180° to 180°. It illustrates essential characteristics such as the period, amplitude, and zeros of the function.

Learn more about amplitude

https://brainly.com/question/3613222

#SPJ11

The output value of f(3) in the given function f(x) = 2x² + 5√(x-2) is 23.

Given the data in the question;

To determine the output value, we replace the variable x with 3 in the given function.

f(x) = 2x² + 5√(x-2)

f(3) = 2(3)² + 5√(3-2)

We simplify

f(3) = 2(9) + 5√(1)

f(3) = 18 + 5√(1)

f(3) = 18 + 5(1)

f(3) = 18 + 5

f(3) = 23

Therefore, the output value of f(3) in the given function f(x) = 2x² + 5√(x-2) is 23.

Learn more about function composition here: https://brainly.com/question/20379727

#SPJ1

Changing the exponent by 1/2 ( going from x to 1/2x)

This does not change the y-intercept.

It does sharpen the curve, which means the y value does not increase as quickly when x is increased.

THe 3rd choice is correct.

Proof: make x=2

Y = 3^2 = 9

Y = 3^1/2(2) = 3^1 = 3

You can see y is smaller with the 1/2 included.

The system of equations has infinite solutions, both equations represent the same line.

Here we have the following system of equations:

-3x+6y=12

2y=x+4

And we want to solve this by substitution, first, we can rewrite the first equation as:

-3x + 3*(2y) = 12

Now we can substitute the second equation 2y = x + 4 in the parenthesis, we will get:

-3x + 3*(x + 4) = 12

Now we can solve this for x.

-3x + 3x + 12 = 12

12 = 12

So this is true for any value of x, which means that both equations represent the same line (thus the system has infinite solutions).

Learn more about systems of equations:

https://brainly.com/question/13729904

#SPJ1

5/10 = 0.50

3/4 = 0.75

2/8 = 1/4 = 0.25

Answer:

thxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Step-by-step explanation:

Answer: $76.00

Step-by-step explanation: 57 divided by 6 is 9.5 . Now 9.5 X 8 = 76

The dοcumentary televisiοn genre is preferred by 120 middle schοοl students.

Mathematics defines a percentage as a number οr ratiο that can be expressed as a fractiοn οf 100. If we want tο find the percentage οf a number, we shοuld multiply the number by 100 and then divide it by the οriginal number.

Because οf this, the percentage refers tο a part in οne hundred. The wοrd "percentage" refers tο the number per hundred. It is represented by the symbοl "%".

100% is tοtal. In οrder tο calculate the percentage fοr fractiοns, subtract the οther circle cοmpοnents.

100 - 14 -22-20 -20

24

Spοrts is 24%

the prοpοrtiοn οf students whο prefer  spοrts multiplied by the tοtal number οf students.

500 *24%

500 *.24

120

Learn more about percentage

brainly.com/question/29306119

#SPJ1

The annual tax revenue in City B in 2000 was $578,000.

From the graph, we can see that City B experienced a percent change of -28% from 1990 to 1995 and a percent change of -32% from 1995 to 2000

To find the annual tax revenue in City B in 2000, we start with the revenue in 1990, which is given as $800,000.

First, we calculate the tax revenue after the percent change from 1990 to 1995:

Revenue in 1995 = $800,000 + (-28% of $800,000) = $800,000 - $224,000 = $576,000

Next, we calculate the tax revenue after the percent change from 1995 to 2000:

Revenue in 2000 = $576,000 + (-32% of $576,000) = $576,000 - $184,320 = $391,680

Therefore, the annual tax revenue in City B in 2000 is $391,680, which is closest to $578,000 from the given answer choices.

Learn more about percent here:

https://brainly.com/question/31323953

#SPJ11

The principal that will grow to $5,100 in two years, eight months at 4.3% compounded semi-annually is approximately $4,568.20.

To find the principal that will grow to $5,100 in two years and eight months at 4.3% compounded semi-annually, you can use the formula for compound interest:

A = P(1 + r/n)^(nt)

where:
A = final amount ($5,100)
P = principal amount (what we're trying to find)
r = annual interest rate (4.3% or 0.043)
n = number of times interest is compounded per year (semi-annually, so 2)
t = time in years (2 years and 8 months or 2.67 years)

First, plug in the values:

$5,100 = P(1 + 0.043/2)^(2*2.67)

Next, solve for P:

P = $5,100 / (1 + 0.043/2)^(2*2.67)

P = $5,100 / (1.0215)^(5.34)

P = $5,100 / 1.11726707

P ≈ $4,568.20

The principal that will grow to $5,100 in two years, eight months at 4.3% compounded semi-annually is approximately $4,568.20.

Learn more about Compound Interest: https://brainly.com/question/14295570

#SPJ11

Answer:

44, 46, 48

Step-by-step explanation:

Answer:

x=45

Step-by-step explanation:

x+x+1+x+2=138

3x+3=138

3x=138-3

3x=135

Answer:

the equation is in form

y=mx+b where

m=slope

and

b=y-int (the y value for the vertex)

first we look to see what the y value is for the point where x=0 and we can see that it is 5 so b=5

then we look at the slope, slope it the amont of units up then to the side are needed to reach the next point, in this case the line goes up 1 then to the right 1 so the slope is 1/1 (1) so the full equation is

y=x+5

Step-by-step explanation:

The expression which is equivalent to \((\frac{6^{-3} }{3^{-2}*6^{2} } )^{3}\)  using the law of exponent is A. \(\frac{3^{6} }{6^{15} }\)

Law of exponent is the multiplication and division operations and help to solve the problems easily. . All the rules of exponents are used to solve many mathematical problems which involve repeated multiplication processes.

How to determine

Using the rule,

\(\frac{a^{m} }{a^{n} }\) = \(a^{m-n}\) Where m and n are rational numbers, a\(\neq\)0

Given,

\((\frac{6^{-3} }{3^{-2}*6^{2} } )^{3}\)

Applying the law

= \((\frac{3^{2} }{6^{2-(-3)} } )^{3}\)

= \((\frac{3^{2} }{6^{2+3} } )^{3}\)

= \((\frac{3^{2} }{6^{5} } )^{3}\)

Open bracket

= \(\frac{3^{2(3)} }{6^{5(3)} }\)

= \(\frac{3^{2*3} }{6^{5*3} }\)

= \(\frac{3^{6} }{6^{15} }\)

Therefore, the expression equivalent to \((\frac{6^{-3} }{3^{-2}*6^{2} } )^{3}\) is A. \(\frac{3^{6} }{6^{15} }\)

Read more about Exponent

https://brainly.com/question/30379653

#SPJ1

Option  (B) is the correct answer. Multiple regression is frequently utilized in medical research to analyze data from observational studies where confounding variables are present. As a result, option B, "No," is the appropriate answer to the given question.

Simple linear regression model cannot be used to mitigate a confounding. Instead, it can only model a single independent variable with a dependent variable, not multiple independent variables that may be confounding factors.

The use of multiple regression can assist in the detection and control of confounding effects, but it is not an immediate solution.

Therefore, the option "No" is the correct answer.Simple linear regression models are statistical techniques for forecasting future results or evaluating the impact of one variable on another. In this model, only one independent variable is utilized to forecast or analyze the impact of a single variable on a dependent variable.

It is unable to handle confounding, which arises when there are two or more variables that have a similar effect on the dependent variable being assessed.

Confounding variables may be a significant concern in epidemiological and medical studies. As a result, regression models are frequently used to reduce their influence and to control their impact.

Multiple regression models are often employed in the field of statistics to overcome this limitation, which can model the effect of numerous independent variables on the dependent variable.

To learn more about regression

https://brainly.com/question/32505018

#SPJ11

Answer:

\(10 \sqrt{3} \)

Answer:

18

Step-by-step explanation:

So lets go voer what we know:

There are 6 pieces of ribbon.

Each piece of ribbon is 1 yard long.

We need 1/3 of each ribbon(1/3 yard).

To find this, lets take our 6 pieces of ribbbon, and break them into 3 seperate pieces.

This is because we need ribbons that are 1/3 of a yard. 3 ribbons would make up a single yard.

So:

The 6 yards of ribbon x 3 ribbons that make up 1 yard

6*3

=

18

I hope this makes more sense, and helps you understand better. I can try to explain in a different way if this still doesn't make sense.

I hope this helps! :)

Answer:

3x4x5x6x7x8=20160

Step-by-step explanation:

Answer:

B.

Step-by-step explanation:

214 degree terminates in the 3rd quadrant.

Sine and cosines are both negative there.

This means that sin(214)<0 and cos(214)<0.

If sine and cosine are both negative and since tangent is the quotient of them, then tangent is positive, or tan(214)>0.

Answer:

x = 24

Step-by-step explanation:

if a and b are parallel then

62 and 5x - 2 are same- side interior angles and sum to 180° , that is

5x - 2 + 62 = 180

5x + 60 = 180 ( subtract 60 from both sides )

5x = 120 ( divide both sides by 5 )

x = 24

thus for a to be parallel to b , then x = 24

Answer:

1) The fourth point 'D' to make a square is D(3, 5)

2) The length of the side of the square is 2·√5 units

Step-by-step explanation:

1) The coordinates to be plotted are;

A(-1, 3), B(1, -1), C(5, 1)

Using Microsoft Word, the given points are plotted and the point D is found by noting that the sides BC and AD of the square are parallel and equal in length and the point 'C' is 4 units to the right and 2 units upwards, from the point 'B', therefore, the point 'D' will be located at 4 units to the right and 2 units upwards, from the point 'A' which has coordinates of D(3, 5)

The fourth point 'D' to make a square is D(3, 5)

2) Using Pythagoras's theorem, the length of a side of the square (AB) is given as follows;

AB = √((3 - (-1))² + (1 - (-1))²) = √20 = 2·√5

The length of the side of the square, AB = BC = CD = AD = 2·√5

Answer:

0

Step-by-step explanation:

Answer: it's C. 0

Also Happy early Christmas

Therefore ,the solution of the given problem of circle comes out to be as a result, the answer to the given circle problem is 6 + π cm

Each spot on a circle's plane is evenly spaced from the core and is a sealed, double object. The development of a ribbon of reflective symmetry is aided by each arc tracing the circle. Each angle also has an axis of symmetry centered on it.

Here,

The central angle of a 9 Pi sq millimeter circle is 60 degrees.

R² = 9 for the area of a circle.

Circumference = 2πR

=> = 6π cm = 2π*3 

(60/360)*6 cm is the length of an arc.

Following are the calculations for arc's perimeter: Radius + Arc Length + Radius = +3 + 3 = 6 + cm

Therefore ,the solution of the given problem of circle comes out to be as a result, the answer to the given circle problem is 6 + π cm

To know more about circle visit :-

brainly.com/question/29142813

#SPJ1