The circumference of each cookie is 25 cm.
Circumference is usually referred to the outer length of a circle.
If 'r' is the radius of a circle, then the circumference of the circle is given by 2πr, where π = 3.14.
Here, the radius of the each cookie, r = 4 cm
Then the circumference of each cookie = 2πr
= 2 x 3.14 x 4
= 25.12
= 25 cm
[Rounding to the nearest tenth, as 1 and 2 are less than 5, 25.12 will be 25]
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8. Budget is best defined as which of the following?
A. A list of all of your expenses over the course of one year
B. A breakdown of the amount of taxes you must pay during each pay period
OC. A form similar to a check register that is used for tracking all one time expenses
D. A financial plan that estimates how much money you will need to spend to cover your expenses
HELPPPP$$$50
A Budget is best defined as a financial plan that estimates how much money you will need to spend to cover your expenses. That is option D.
What is budget?Budget can be defined as the financial document that is used to show the estimation of intending expenses, and how much would be required to meet such expenditures.
The importance of budget include the following:
It serves as a tool to track when and how you earn or spend money.A tool for decision making, and A means to monitor business performance.Therefore budget is used by companies and business organizations to estimate how much money they will need to spend to cover their expenses.
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What percent of the front page is taken up by the
prom story, including the prom photograph?
A. 20%
B. 22%
C. 25%
D. 45%
E. 60%
The percent of the front page taken up by the prom story is 20%
Calculating the percent of the front page taken up by the prom storyFrom the question, we have the following parameters that can be used in our computation:
The front page
From the front page, we have
Area front page = 5 * 4
Area front page = 20
Also, we have
Prom = 2 * 2
Prom = 4
So, we have
Percentage = 4/20 * 100%
Evaluate
Percentage = 20%
Hence, the percent of the front page taken up by the prom story is 20%
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0.1 | 0.4 | ? | 1.6 | 2.5
Answer:
? = 1
Step-by-step explanation:
You are trying to mind the MEDIAN of the given expression.
The MEDIAN is the middle number of a set of given values.
1. Arrange the terms in ascending order.
= 0.1 , 0.4 , 1.6 , 2.5
2. The median is the middle term in the arranged data set. In the case of an even number of terms, the median is the average of the two middle terms.
= (0.4 + 1.6)/2
Write as a fraction where (0.4 + 1.6) is the NUMERATOR & 2 is the DENOMINATOR. Include parentheses.
3. Remove parentheses.
= 0.4 + 1.6/2
Write as a fraction where 0.4 + 1.6 is the NUMERATOR & 2 is the DENOMINATOR.
4. Add 0.4 and 1.6.
= 2/2
5. Divide 2 by 2.
= 1
6. Convert the median 1 to decimal.
= 1
A hexagon has a perimeter of 34 2/3 inches. What is the length of one side.
Answer:
Length of each side of regular hexagon = 19 inches
Step-by-step explanation:
What is a regular hexagon ?When the length of all sides is equal and measure of all angles is equal . it is known as Regular hexagon. In a regular hexagon, each inside angle is 120 degrees.
Perimeter of Regular hexagon = 6a
where a is each side of regular hexagon
According to the given information
Perimeter of regular hexagon = \(\frac{342}{3}\)
= 114 inches
Perimeter of regular hexagon = 6a
114 = 6a
19 = a
Length of each side of regular hexagon = 19 inches
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f the perimeter of the adult pinball machine is 167 inches, what is the length, in inches of Segment line G prime A prime ? Type the numeric answer only in the box below
Answer:
8 inches
Step-by-step explanation:
The computation of the length, in inches of Segment line G prime A prime is shown below:-
Data provided
In two quadrilateral GAME and G'A'M'E',
ME = 35 inches
AM = GE = 56 inches
M'E' = 14 inches
Also, the perimeter of quadrilateral GAME = 167 inches
GA + AM + ME + GE = 167
Now we will put the values into the above equation
GA + 56 + 35 + 56 = 167
GA + 147 = 167
So,
GA = 20 inch
Therefore
GAME is closely related to G'A'M'E'
Now,
By the property of similar figures,
\(\frac{M E}{M' E'} = \frac{GA}{G'A'}\)
\(G'A' = \frac{M'E'\times GA}{ME} \\\\ = \frac{14\times 20}{35}\)
= 8 inches
Julia measured a line to be 16.1 inches long. if the actual length of the line is 16.3 inches, then what was the percent error of the measurement, to the nearest tenth of a percent?
Answer:
Step-by-step explanation:
The percent error is given by the formula:
percent error = |(measured value - actual value) / actual value| x 100%
Substituting the given values, we get:
percent error = |(16.1 - 16.3) / 16.3| x 100%
percent error = |-0.2 / 16.3| x 100%
percent error = 0.01227 x 100%
percent error ≈ 1.23%
Therefore, the percent error of the measurement, to the nearest tenth of a percent, is 1.2%.
Brooklyn is going to invest in an account paying an interest rate of 3.5% compounded continuously. How much would Brooklyn need to invest, to the nearest ten dollars, for the value of the account to reach $64o in 9 years?
Brooklyn needs to invest $432.43, rounded to the nearest ten dollars.
To determine how much Brooklyn needs to invest in an account that pays a continuously compounded interest rate, we can use the formula:
A = \(Pe^(^r^t^)\)
where A is the future value of the account, P is the principal investment, e is the mathematical constant approximately equal to 2.71828, r is the interest rate, and t is the time in years.
In this case, we want the future value of the account to be $640, the interest rate is 3.5% (or 0.035 as a decimal), and the time is 9 years. We can substitute these values into the formula and solve for P:
640 = \(Pe^(^0^.^0^3^5^*^9^)\)
640 = Pe^0.315
P =\(640/e^0^.^3^1^5\)
P = 432.43
Therefore, to have a future value of $640 in 9 years with a continuously compounded interest rate of 3.5%.
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how do you divide a whole number by a fraction
Answer:Multiply the denominator on the bottom of the fraction by the whole number you are dividing by.
To divide a fraction by a whole number, multiply the bottom of the fraction by this whole number.
The denominator on the bottom of the fraction is 7.
We will multiply 7 by 2.
7 × 2 = 14 and so, 6 / 7 ÷ 2 = 6 / 14 .
Step-by-step explanation:
Answer:
To divide a fraction by a whole number, multiply the bottom of the fraction by this whole number
Step-by-step explanation:
hope this helps have a good rest of your day
A skyscraper casts a shadow 200 ft long. If the angle of elevation of the Sun is 38 degrees, then the height of the skyscraper is approximately _____.
A. 200 ft
B. 173.34 ft
D. 156.26 ft
The height of the skyscraper is D. 156.26 ft
How to determine the valueTo determine the height of the skyscraper, we need to consider the following trigonometric identities listed thus;
sinecosinetangentcotangentsecantcosecantFrom the information given, we have that;
Angle, θ = 38 degrees
The shadow casted is the adjacent side of the angle and is 200 ft
The height off the skyscraper is the opposite side
Now, using the tangent identity, we have that;
tan θ = opposite/adjacent
tan 38 = h/200
cross multiply the values, we get;
h = 200(0.7812)
Multiply the values
h = 156. 26 ft
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A TV station is going to air a movie marathon with 8 movies. It will consist of 2 science fiction movies and 6 horror movies. The horror movies will be aired later in the evening. So, all of the horror movies will be aired last (after both of the science fiction movies). In how many ways can the station air the movie marathon?
Answer:
Total ways to run movies = 1,440
Step-by-step explanation:
Given:
Number of total movies = 8
Number of science fiction movie = 2
Number of horror fiction movie = 6
Find:
Total ways to run movies.
Computation:
Number of science fiction movies way air = 2!
Number of science fiction movies way air = 2×1
Number of science fiction movies way air = 2
Number of horror fiction movies way air = 6!
Number of science fiction movies way air = 6×5×4×3×2×1
Number of science fiction movies way air = 720
Total ways to run movies = 2 × 720
Total ways to run movies = 1,440
Two systems of equations are given below.
For each system, choose the best description of its solution.
If applicable, give the solution.
System A
x+3y=9
-x-3y=9
System B
-x-3y=-3
x+3y=3
O The system has no solution.
O The system has a unique solution:
(x, y) = (
O The system has infinitely many solutions.
They must satisfy the following equation:
y = 0
O The system has no solution.
O The system has a unique solution:
(x, y) = (D)
O The system has infinitely many solutions.
They must satisfy the following equation:
y=0
The system A has no solution.
The system B has the solution y=( 3-x )/3
What is the solution to an equation?
In order to make the equation's equality true, the unknown variables must be given values as a solution. In other words, the definition of a solution is a value or set of values (one for each unknown) that, when used as a replacement for the unknowns, transforms the equation into equality.
System A:
x+3y=9..........(1)
-x-3y=9 ..........(2)
(1) => x=9-3y........(3)
Substitute (3) into (2)
(2) = > - ( 9-3y ) - 3y = 9
-9 + 3y - 3y = 9
-9 =9
This is false.
So, the system has no solution.
System B:
-x-3y=-3..........(1)
x+3y=3..........(2)
(2) => x=3-3y........(3)
Substitute (3) into (1)
-(3-3y)-3y=-3
-3+3y-3y= -3
-3=-3
This is true,
So, the solution is:
x=3-3y
=> 3y= 3-x
=> y=( 3-x )/3
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\(\sqrt{7x+2}\)
Answer:
\( \sqrt{7x + 2} \\ \)
for answer please see
please mark me brainliest please
Which equation matched the graph ?
when x=-1, what is the value of y?
If a polynomial function f(x) has roots -9 and 7-i, what must be a factor of f(x)?
○ (x-(7 + 1))
O (x-(-7-1))
○ (x + (7 + 1))
O (x + (7-1)
Answer:
(a) (x -(7 +i))
Step-by-step explanation:
You want to know what must be a factor of f(x) if it has roots -9 and 7-i.
Complex rootsThe complex roots of a polynomial with real coefficients are always found in conjugate pairs. Since 7-i is a root, its conjugate, 7+i, must also be a root. The corresponding factor is ...
(x -(7 +i))
If 7-i is a root of f(x), then (x -(7+i)) must be a factor.
What is the solution to the system of linear equations?
(–4.5, 4.25)
(–1.7, –2.8)
(0, –7)
(3, 0.5)
Answer:
−903.65625
Step-by-step explanation:
((((−4.5)(4.25))(−1.7−2.8))(0−7))((3)(0.5))
=((−19.125(−1.7−2.8))(0−7))((3)(0.5))
=(((−19.125)(−4.5))(0−7))((3)(0.5))
=86.0625(0−7)(3)(0.5)
=(86.0625)(−7)(3)(0.5)
=−602.4375(3)(0.5)
=(−602.4375)(1.5)
=−903.65625
Bro I need help with this:
Which equations can be used to solve for y, the length of the room? Select three options. y(y + 5) = 750 y2 – 5y = 750 750 – y(y – 5) = 0 y(y – 5) + 750 = 0 (y + 25)(y – 30) = 0
There are three equations that can be used to solve for y, the length of the room: 1.y2 – 5y = 7502. y(y + 5) = 7503. (y + 25)(y – 30) = 0.
What is equation?An equation is a mathematical statement that two expressions are equal. It consists of two expressions, separated by an equals sign (=). Equations are used to represent mathematical relationships and can be used to solve for unknowns. Common equations include linear equations, quadratic equations, and polynomial equations.
The first equation, y2 – 5y = 750, is a quadratic equation. It can be used to solve for the length of the room because the parameters of the equation can be adjusted to fit the given data. For example, if the length of the room is known to be 25, then the equation can be rearranged to be y2 – 5y - 750 = 0, and the value of y can be found by solving the equation for y.
The second equation, y(y + 5) = 750, is an equation in two variables. This equation can be used to solve for the length of the room because it can be rearranged to yield the value of y. For example, if the length of the room is known to be 25, then the equation can be rearranged to be y2 + 5y - 750 = 0, and the value of y can be found by solving the equation for y.
The third equation, (y + 25)(y - 30) = 0, is a factorable equation. This equation can be used to solve for the length of the room because it can be factored to yield the value of y. For example, if the length of the room is known to be 25, then the equation can be factored to be (y + 25)(y - 25) = 0, and the value of y can be found by solving the equation for y.
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whats the answer, i need help cuz i cant figure it out.
Check the picture below.
\(\stackrel{AC}{x}~~ + ~~\stackrel{CB}{2x}~~ = ~~\stackrel{AB}{33}\implies 3x=33\implies x=\cfrac{33}{3}\implies \boxed{x=11} \\\\[-0.35em] ~\dotfill\\\\ \stackrel{\textit{\LARGE AC}}{11}\hspace{10em}\stackrel{\textit{\LARGE CB}}{2(11)\implies 22}\)
Dean ran 2.3 fewer kilometers than Sam. If Dean ran 6.8 km, how far did Sam run?
A 2-column table with 4 rows. Column 1 is labeled Situation with entries increasing, difference, finding part of a total, sharing or grouping. Column 2 is labeled Operation with entries +, minus, times, divided by.
Select all that apply.
You know the difference in the distances the boys ran, so this is a subtraction problem.
You are finding the total distance the boys ran, so this is an addition problem.
Dean ran part of the distance Sam ran, so this is a multiplication problem.
The correct equation is s + 2.3 = 6.8.
The correct equation is s – 2.3 = 6.8.
The correct equation is 2.3s = 6.8.
Answer:
A,E
Step-by-step explanation:
Operation: Minus
To find how far Sam ran, we need to subtract 2.3 from Dean's distance of 6.8 km.
6.8 km - 2.3 km = 4.5 km
Therefore, Sam ran 4.5 km, since Dean ran 2.3 km fewer than Sam.
Answer:
a and e
Step-by-step explanation:
got it right on homework
50 students in the fourth grade class list of their hair and eye colors in the table below are the events green eyes and brown hair independent
Answer:
câu này là 500 nhen
All of the pairs of corresponding angles and sides in ΔCAT and ΔDOG are congruent. Based on this information, which of the following is a true statement?
A true statement based on the given information is that ΔCAT and ΔDOG are similar triangles, meaning their corresponding angles are congruent and their corresponding sides are in proportion.
If all pairs of corresponding angles and sides in triangles ΔCAT and ΔDOG are congruent, it implies that the two triangles are similar. In similar triangles, the corresponding angles are congruent, and the corresponding sides are in proportion.
Based on this information, the following true statement can be made:
The ratio of the lengths of the corresponding sides in ΔCAT and ΔDOG is equal.
For example, if the corresponding sides are CA and DO, the ratio CA/DO will be equal to the ratio of the lengths of the other corresponding sides.
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Visually estimate the location of the centroid of the region shown. Then find the exact coordinates of the centroid.
y=49-x², y = 0
Therefore exact coordinates of Centroid = (0,3/2)
Define Centroid.The centroid of a flat figure or solid figure, also known as the geometric center or center of figure, in mathematics and physics, is the arithmetic mean position of all the points on the figure's surface. Any n-dimensional Euclidean object is included by the same definition.
What is Triangle?A polygon having three edges and three vertices is called a triangle. It is one of the fundamental geometric forms. Triangle ABC is the designation for a triangle with vertices A, B, and C. In Euclidean geometry, any three points that are not collinear produce a distinct triangle and a distinct plane.
This region is a parabola opening downward, with vertex at (0, 49) and a range of y values from 0 to 49. The region is symmetric about the y-axis, This means that the x-coordinate of the centroid is at 0.
To find the y-coordinate:
Integral from -√(49) to √(49) of (49-x²) x dx = [x²(49-x²)/3] from -√(49) to √(49) = (492√(49))/3 = (98√(49))/3
The area is integral from -√(49) to √(49) of (49-x²) dx = [x(49-x²)/2] from -√(49) to √(49) = (49*(2√(49)) - (2/3)(49^(3/2)))/2 = (49*(2*√(49)) - (98√(49))/3)/2
Therefore Centroid = (0, (98√(49))/(49*(2*√(49)) - (98√(49))/3)) = (0,3/2)
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can anyone explain slope for me like rise and run stuff
Answer
The slope of anything really just describes how much the vertical ascent changes for every change on the horizontal axis. In mathematics, this is explained more clearly in the formula for the slope
Slope = (∆y/∆x) = (Change in the y-axis)/(Change in the x-axis)
For a straight line, the slope of the line can be obtained when the coordinates of two points on the line are known. If the coordinates are (x₁, y₁) and (x₂, y₂), the slope is given as
\(Slope=m=\frac{Change\text{ in y}}{Change\text{ in x}}=\frac{y_2-y_1}{x_2-x_1}\)Lines with very large slopes are very steep because this means the vertical change by a much larger measure for any change on the horizontal axis.
And lines with very small slopes are almost level and not steep because this means that for any given change along the horizontal axis, the corresponding change along the vertical axis is much more smaller.
Hope this Helps!!!
Justify -7k=-42 , then k=6
Answer: K=6 is correct
Step-by-step explanation:
If you substitute 6 for k and then multiply -7 the answer equals correctly!
Please answer this for brainliest!
Answer:
128°
Explanation:
total sum of interior angle in triangle is 180°
Find the missing angle inside the triangle:
180° - 38° - 90°
52°
∵ a straight line always has 180°
Now find for missing exterior angle:
x° + 52° = 180°
x° = 180° - 52°
x° = 128°
Answer:
128 degrees
Step-by-step explanation:
180-52= 128
so your answer is 128 degrees.
what is the definition of accounting equation
Answer:
The accounting equation is a formula that shows the sum of a company’s liabilities and shareholders’ equity are equal to its total assets (Assets = Liabilities + Equity). The clear-cut relationship between a company’s liabilities, assets and equity are the backbone to double-entry bookkeeping. The source of a company’s accounting equation numbers is its balance sheet. Equity can be Shareholders’ Equity, Stockholders’ Equity, or Owner’s Equity.
Like other equations, if two terms of the basic accounting equation are known, you can solve for the third term. For example, Total Assets – Total Liabilities = Total Equity, or Total Assets – Total Equity = Total Liabilities. You move a term from the right side to the left side of the accounting equation by using a minus sign.
Names meaning the same as Balance Sheet are Statement of Financial Position or Statement of Financial Condition.
14) Evaluate each indefinite integral. SHOW STEPS
As a result, -3/10 csc⁵-3x + C is the antiderivative of 9csc-3xcot-3x⋅ csc³-3x.
What is meant by an integral in math?In mathematics, an integral is either a number representing the region under a function's graph for a certain interval or an added to the initial, the derivative which is the previous function (indefinite integral).
9csc-3xcot-3x ⋅ csc³-3x = 9csc⁴-6x cot-3x
Then, we can use u-substitution, with u = csc-3x and du/dx = -3csc-3xcot-3x dx, as in the previous problem. We get:
∫9csc-3xcot-3x⋅ csc³-3x dx = -3/2 ∫u⁴ du
= -3/2 × u⁵ / 5 + C
= -3/10 csc⁵-3x + C
Therefore, the antiderivative of 9csc-3xcot-3x⋅ csc³-3x is -3/10 csc⁵-3x + C.
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11. Find the product of (4x-5) and (2x+7) in simplest form.
carey correctly graphs a liner function. the slope of the function is -1. the y-intercept is 3. which is careys graph
Carey's graph will be a straight line with a slope of -1 and a y-intercept of 3.
Carey correctly graphs a linear function with a slope of -1 and a y-intercept of 3. A linear function is represented by the equation y = mx + b, where m is the slope and b is the y-intercept.
In this case, the slope is -1, which means that for every unit increase in the x-coordinate, the y-coordinate decreases by 1 unit. The y-intercept is 3, indicating that the graph intersects the y-axis at the point (0, 3).
To plot the graph, Carey starts by marking the point (0, 3) on the graph. Then, for every unit increase in the x-coordinate, Carey moves one unit downward. Similarly, for every unit decrease in the x-coordinate, Carey moves one unit upward. These steps ensure the correct slope of -1.
After connecting the points, Carey will obtain a line that starts at the y-intercept (0, 3) and slants downward, with a slope of -1. The resulting graph will be a straight line extending to both sides of the coordinate plane.
In conclusion, it is represented by the equation y = -x + 3.
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For what value of 2 will the function f(x), be continuous at x=0?
(See Image) Thanks
(i) \(\lim_{x \to \pi/3}\) f(x) = 1 + √3.
(ii) \(\lim_{x \to \frac{\pi}{4}} f(x)\) does not exist.
For λ = 2.5, the function f(x) will be continuous at x = 0.
Given the function is,
f(x) = 1.5, when x = 0
= 1 -2 sin x, when x < π/4
= 1 + 2 sin x, when x > π/4
= 1 + (sin λx/sin 5x)
Now,
\(\lim_{x \to \pi/3}\) f(x) = \(\lim_{x \to \pi/3}\) (1 + 2 sin x) [Since, π/3 > π/4]
= 1 + 2 sin (π/3)
= 1 + 2√3/2 = 1 + √3
Hence, \(\lim_{x \to \pi/3}\) f(x) = 1 + √3.
Now left hand limit is,
\(\lim_{x \to \frac{\pi^+}{4}}\) f(x) = \(\lim_{x \to \frac{\pi^+}{4}}\) (1 + 2sin x) = 1 +2 sin(π/4) = 1 + 2*(1/√2) = 1 + √2
and right hand limit is,
\(\lim_{x \to \frac{\pi^-}{4}}\) f(x) = \(\lim_{x \to \frac{\pi^-}{4}}\) (1 - 2 sin x) = 1 - 2*(1/√2) = 1 - √2
Since left hand limit and right hand limit are not equal so value of \(\lim_{x \to \frac{\pi}{4}} f(x)\) does not exist.
\(\lim_{x \to 0}\) f(x) = \(\lim_{x \to 0}\) (1 + (sin λx/sin 5x)) = 1 + \(\lim_{x \to 0}\) ((sin λx/λx)/(sin 5x/5x))*(λ/5) = 1 + λ/5
Since f(x) is continuous at x = 0.
So, \(\lim_{x \to 0}\) f(x) = f(0)
1 + λ/5 = 1.5
λ/5 = 1.5 - 1 = 0.5
λ = 2.5
Hence the value of λ will be 2.5.
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