The height of the flagpole is 57 feet. Shadow of a flagpole is 19 feet long. At same time, shadow is a 12 foot high wall is 4 feet long.
To find the height of the flagpole, we can use the concept of similar triangles.
Let's denote the height of the flagpole as 'h' and the length of its shadow as 'x'.
According to the given information, the shadow of the flagpole is 19 feet long, and the shadow of a 12-foot high wall is 4 feet long. We can set up a proportion using the similar triangles formed by the flagpole, its shadow, the wall, and its shadow:
(height of flagpole) / (length of flagpole's shadow) = (height of wall) / (length of wall's shadow)
Using the given information, we have:
h / x = 12 / 4
Cross-multiplying the proportion, we get:
4h = 12x
Simplifying the equation, we have:
h = 3x
Now, we know that at noon, the length of the flagpole's shadow is 19 feet. Substituting this value into the equation, we can solve for the height of the flagpole:
h = 3 * 19
h = 57 feet
Therefore, the height of the flagpole is 57 feet.
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Mae Ling earns a weekly salary of $365 plus a 5.0% commission on sales at a gift shop. How much she make in a workweek if she sold $4,800 worth of merchandise?
The amount that she make in a workweek if she sold $4,800 worth of merchandise will be $605.
How to calculate the value?A percentage is a value or ratio that may be stated as a fraction of 100. If we need to calculate a percentage of a number, we should divide it's entirety and then multiply it by 100.
Here, Mae Ling earns a weekly salary of $365 plus a 5.0% commission on sales at a gift shop.
The amount that she make in a workweek if she sold $4,800 worth of merchandise will be:
= $365 + (5% × $4800)
= $605
The amount is $605.
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is it true if a number contains decimal places, then it’s an integer?
Answer:The integers are ..., -4, -3, -2, -1, 0, 1, 2, 3, 4, ... -- all the whole numbers and their opposites (the positive whole numbers, the negative whole numbers, and zero). Fractions and decimals are not integers. ... For example, -5 is an integer but not a whole number or a natural number.
Step-by-step explanation:
please help me I need assistance
\((\stackrel{x_1}{2}~,~\stackrel{y_1}{-15})\qquad (\stackrel{x_2}{14}~,~\stackrel{y_2}{r}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{r}-\stackrel{y1}{(-15)}}}{\underset{run} {\underset{x_2}{14}-\underset{x_1}{2}}}~~ = ~~\stackrel{\stackrel{m}{\downarrow }}{\cfrac{3}{4}}\implies \cfrac{r+15}{12}~~ = ~~\cfrac{3}{4}\implies r+15 = \cfrac{12\cdot 3}{4} \\\\\\ r+15=9\implies \boxed{r=-6}\)
much help needed ;;
question attached below
Answer: f(x)+3
Step-by-step explanation:
g is 3 units ABOVE f. Therefore, f(x)+3 is the only answer, since f(x+3) would only shift the graph to the left, f(x-3) would shift the graph to the right, and f(x)-3 would translate the graph 3 units DOWN, not up. So, the correct answer is f(x) + 3
I would really appreciate some help.
Evaluate each expression as a single exponent.
Answer:
1 = B, 2 = B, 3 = C
Step-by-step explanation:
1) When there are same digits with exponents being multiplied, you add the exponents
2) When an exponent is being distributed through a parenthesis, you multiply
3) When there are same digits with exponents being divided, you subtract the exponents
If the sum of an infinite geometric series is \( \frac{15625}{24} \) and the common ratio is \( \frac{1}{25} \), determine the first term. Select one: a. 625 b. 3125 c. 25 d. 125
The first term of the infinite geometric series is 625.Let's dive deeper into the explanation.
We are given that the sum of the infinite geometric series is \(\( \frac{15625}{24} \)\)and the common ratio is\(\( \frac{1}{25} \).\)The formula for the sum of an infinite geometric series is \(\( S = \frac{a}{1 - r} \)\), where \( a \) is the first term and \( r \) is the common ratio.
Substituting the given values into the formula, we have \(\( \frac{15625}{24} = \frac{a}{1 - \frac{1}{25}} \).\)To find the value of \( a \), we need to isolate it on one side of the equation.
To do this, we can simplify the denominator on the right-hand side.\(\( 1 - \frac{1}{25} = \frac{25}{25} - \frac{1}{25} = \frac{24}{25} \).\)
Now, we have \(\( \frac{15625}{24} = \frac{a}{\frac{24}{25}} \).\) To divide by a fraction, we multiply by its reciprocal. So, we can rewrite the equation as \( \frac{15625}{24} \times\(\frac{25}{24} = a \).\)
Simplifying the right-hand side of the equation, we get \(\( \frac{625}{1} = a \).\)Therefore, the first term of the infinite geometric series is 625.
In conclusion, the first term of the given infinite geometric series is 625, which corresponds to option (a).
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PLSS helpppppppppppppp like plssss
Answer:
f=21-16, 5
Step-by-step explanation:
Just subtract 16 from both sides to get 5 as the solution
Answer:
ADDITION
16+f=x
Step 1: Add -16 to both sides.
f+16+−16=x+−16
f=x−16
Answer:
f=x−16
Step-by-step explanation:
SUBTRACTION
16−f=x
Step 1: Add -16 to both sides.
−f+16+−16=x+−16
−f=x−16
Step 2: Divide both sides by -1.
−f /−1 = x−16 /−1
f=−x+16
Answer:
f=−x+16
Find the area of this circle. Use 3 for π.
A = πr2
[?] ft2
Answer: 27
PI × R² Is the formula as you posted.
And if you're asking for it as it's square root than it's 5.2
Answer:
27
Step-by-step explanation:
A = πr²
A = 3 × (3 ft)²
A = 3 × 9 ft²
A = 27 ft²
Answer: 27
There are 18 boys and 12 girls in a math class . What is the ratio of girls to total students
Answer:
The ratio of girls to total students is 12:30, which can be simplified to 2:5.
Step-by-step explanation:
You can express the ratio in different ways by using the same numbers, for example, you could say that for every 2 girls, there are 5 total students, or that for every 5 total students, 2 of them are girls.
1/2g + 2g - 3/4g + 7
Answer: 3 1/4 + 7
Step-by-step explanation:
1/2 = 2/4 + 3/4 = 5/4/ 1 1/4 + 2 = 3 1/4 + 7
I need help with my Algebra 1 ugh plz help! Sorry there’s a typo
Answer:
2 is x>3
3 is x ≤ −9/4
4 is x<25
that all i could do but if you need more help go to mathwey
Step-by-step explanation:
(brainiest)Which letter would be the most meaningful variable for this problem situation?
The height of a wall increased by 6
A. m
B. h
C. i
D. y
Answer:
options BStep-by-step explanation:
because its refer to height it's denoted by (h)Your family drives to 3 locations on a trip. The distance between the locations is 47.8, 72, and 65.9 miles. What is the total number of miles driven?
Answer: 185.7 miles
Step-by-step explanation:
To find the total distance, add the smaller distances together.
47.8 + 72 + 65.9 = 185.7
A function is a rule that assigns each value of the __variable to exactly one value of the dependent variable
Answer:
Independent
Step-by-step explanation:
Answer: A function is a rule that assigns each value of the independent variable to exactly one value of the dependent variable.
Fill in the blank. When a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a _____ . When a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a ____.
When a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a Z-Score.
In statistics, each mathematical formula and each element has an internationally recognised name. This is to ensure that everyone in the world understands what every researcher has to say in every letter. A statistic that tells the number of standard deviations a data value is above or below the mean is called a z-score. And its formula is, Z = (X − μ)/σ
where, μ--> population mean,
σ --> population standard deviation and
x --> the raw-score.
Hence, when a data value is converted to a standardized scale, new value, Z-Score is representing the number of standard deviations the data value lies from the mean.
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Select two equations of lines that are perpendicular
to the line whose equation is 2x + 14y = 70.
Answer: I know C it’s one answer
Step-by-step explanation:
Solve in terms of d. r^2/d^2 = Gt
Answer:
sqrt(r^2/ Gt) =d
Step-by-step explanation:
r^2/d^2 = Gt
Multiply each side by d^2
r^2/d^2 * d^2 = Gt * d^2
r^2 = Gt d^2
Divide each side by Gt
r^2/ Gt = Gt d^2 / Gt
r^2/ Gt = d^2
Take the square root of each side
sqrt(r^2/ Gt) = sqrt( d^2 )
sqrt(r^2/ Gt) =d
Accounting Data Analytics
A) K-Means uses Euclidean distance. How is Euclidean distance between 2 points calculated?
B) What do "Ave Distance", "Max Distance", and "Separation" mean in the output from the cluster analysis (given in the Summary Report of the K-Means Cluster analysis).
C) What is convergence? What does it mean, when the video says there is convergence after 4 iterations? How is the option "Number of starting seeds" related to iterations and convergence?
K-Means uses Euclidean distance. The output includes average and maximum distances, separation, and convergence after iterations related to the number of starting seeds.
In the output of a K-Means cluster analysis, "Ave Distance" refers to the average distance between the data points and their assigned cluster centroids.
"Max Distance" represents the maximum distance between any data point and its assigned centroid. "Separation" indicates the distance between the centroids of different clusters, reflecting how well-separated the clusters are.
Convergence in K-Means clustering refers to the point when the algorithm reaches stability and the cluster assignments no longer change significantly.
When the video mentions convergence after 4 iterations, it means that after four rounds of updating cluster assignments and re-computing centroids, the algorithm has achieved a stable result.
The "Number of starting seeds" option determines how many initial random seeds are used for the algorithm, and it can affect the number of iterations needed for convergence. Increasing the number of starting seeds may result in faster convergence as it explores different initial configurations.
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Approximate 120 square root to the nearest hundredth.
Answer:
10.95
Step-by-step explanation:
The square root of 120 is 10.95445. And if you want it to the nearest hundredth it would be 10.95 :)
A restaurant owner randomly surveyed 40 people who came in over the weekend. The restaurant owner asked about each person's favorite type of
dessert
The results of the survey are shown in the table.
Dessert Type
Number of People
Brownie
11
Ice Cream Sundae
8
Cake
5
Pie
16
What can the restaurant owner infer from the results?
Answer:
The restaurant owner can infer that most customers like pie
Step-by-step explanation:
Answer: The owner can infer that "Pie" is what customers like the most.
Step-by-step explanation:
may i have some help with 9? thanks :)
#9. C
A negative sign on the outside of the function indicates a reflection in the y-axis.
A negative sign on the inside of the function (attached to the x) indicates a reflection in the x-axis.
Hope this helps!
StarWatch Camping Site Charge per person: £5 per night Tent pitch: (ground surface) < 10 m² at £12 per night > 10 m² at £15 per night Special offer: For every 5 nights you stay, only pay for 4. Lila and Wassim are planning a stay at the StarWatch camping site. They will: ● share a tent between them, both stay for a total of 10 nights, • use a tent with a rectangular base measuring 2.5 by 4.2 metres. The holiday is just 9 weeks away and they each plan to save £12 per week from now until their holiday. Will they save enough money to cover all their camping site charges? If the answer is 'yes' say how much extra money they will save. You must show all your working.
Yes, Lila and Wassim saved the extra money of £16.
What is defined as the total cost?A total is a complete or whole amount, or "to total" means to add numbers or destroy something. In mathematics, you total numbers by having to add them together; the result is indeed the total. Whenever you add 8 and 8, you get 16.For the given data in question;
Charge/person for Camping Site : £5 per night
Charges for Camping Site Tent = £15 per night for Tent pitch > 10m²
calculate the tent pitch;
Tent Pitch = 2.5 × 4.2 = 10.5 > 10
Total charges for tent = £15 per night
As, 2 Lila and Wassim sharing Tent
Total charges per night = Charge/person + Charges for Camping Tent
= 2× £5 + £15
= £25 per night
For every 5 nights of the stay, pay is 4.
Cost for 10 nights for two persons.
Lila and Wassim have to pay the cost for 8 Nights;
Total charges = £25 × 8 = £200
Lila and Wassim each plan to save £12 per week for 9 weeks.
Thus, the total Saving = 2 × 9 × 12 = £216
total Saving = 216 > 200
As, total savings of Lila and Wassim are £216 which are greater than the £200 cost of camping.
The extra money saved is;
= £260 - £200
= £16.
Therefore, Yes, Lila and Wassim will save sifficient money to cover all camping charges with extra saved money of £16.
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Use the information below to answer 1–3.
Three students are playing a video game. Each player is randomly
assigned a character from a collection of characters that includes
5 blue, 6 green, and 3 red characters. After each character is picked,
it is not replaced in the collection.
1. What is the probability that the first player does not get a blue character?
Answer:
The probability the 1st player does not get a blue chracter is 9/14.
Step-by-step explanation:
So there is a total of 14 characters.
9 of them are not blue
9/14 = .642857 (~64%, not the answer since it's not asking for percents)
The probability the 1st player does not get a blue chracter is 9/14.
If f(x)=x/3 and g(x)=6x+9 which is equal to f(g(x))
Answer:
f(g(x)) = 2x + 3
Step-by-step explanation:
f(g(x)) is called a composite function
To compute f(g(x)) simply substitute whatever g(x) definition is wherever there is an x in f(x)
We have \(g(x) = 6x + 9\)
\(f(x) = \dfrac{x}{ 3}\)
So instead of x just use 6x + 9 to get
\(f(g(x)) = \dfrac{6x+9}{3} = 2x + 3\)
Write an equation in slope-intercept form of the line that passes through (7, 2) and (2, 12).
y =
Answer:
y = - 2x + 16
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Calculate m using the slope formula
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
with (x₁, y₁ ) = (7, 2) and (x₂, y₂ ) = (2, 12)
m = \(\frac{12-2}{2-7}\) = \(\frac{10}{-5}\) = - 2, then
y = - 2x + c ← is the partial equation
To find c substitute either of the 2 points into the partial equation
Using (2, 12 )
12 = - 4 + c ⇒ c = 12 + 4 = 16
y = - 2x + 16 ← equation of line
I’m so confused & I don’t get this at all. Can someone please help me. I’ll give brainliest!
Answer:
So, basically AB goes through (bisects) CAD, which CAD is the kite-like shape you see. So line AB goes through line CAD. Now what they what you to do is prove if lines AB and lines AC are equal.
help me solve this problem please
Answer:
Step-by-step explanation:
If you put all the numbers on the number line it would be, -4/3, -4/5, -2/3, 7/10, 7/10, so the correct answer is letter A.
Expand (−7n)4
A. −n(4⋅4⋅4⋅4⋅4⋅4⋅4)
B. (−7n)⋅(−7n)⋅(−7n)⋅(−7n)
C. −7(n⋅n⋅n⋅n)
D. −7n⋅4
Julio is playing a game with a standard 6-sided number cube. Every time he rolls an even number, he loses $3. Every time he rolls an odd number, he wins the amount of money showing on the face. Is this a fair game? If not, explain.
Answer: Yes this is a fair game
Step-by-step explanation:
He does not pay anything (I assume) just to play the game. So even if he just rolls a 2 then he receives 2 dollars because he payed nothing. And he has a 50/50 chance of rolling odd vs even numbers so yes, this is a fair game.
The series Σ 1 / (n+9) (n+10). 1 (+9) is ____ and n = 0 a. its sum is 1/9 b. its sum is 9 c. its sum is 0 d. its sum is 1/10 e. there is no sum
The correct option, for the sum of the series is
d. its sum is 1/10
How to fill the blankTo find the sum of the series Σ 1 / (n+9)(n+10), we can rewrite it as follows:
Σ 1 / (n+9)(n+10) * 1(n + 9) = Σ (1 / (n+9)) - (1 / (n+10)) * 1(n + 9)
Now, let's evaluate the terms of the series:
When n = 0:
Term 1: 1 / (0+9) = 1/9
Term 2: 1 / (0+10) = 1/10
Term 3: 1(0 + 9) = 9
Therefore, the sum of the series when n = 0 is:
(1/9 - 1/10) * 9 = 1/90 * 9
So, the sum of the series when n = 0 is 1/10.
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