help please i really don't understand this question

Help Please I Really Don't Understand This Question

Answers

Answer 1

Step-by-step explanation:

sum of the triangle's angles is 180°

In the ratio we note the numbers by x

5x + 7x + 3x = 180

15x= 180

x= 12

so smallest angle will be 12*3=36° (because smallest was 3x)

others will be 12*5=60°

12*7=84°


Related Questions

Fifteen pounds of beans are distributed equally into 10 bags to give out at the food bank.

How many pounds of beans are in each bag?

Enter your answer in the simplest form.

Answers

Answer:

1.5 pounds of beans are in each nag

The measure of an angle is twenty-nine times the measure of its complementary angle. What is the measure of each angle?

Answers

Answer:

The small angle = 3

The larger angle = 29 * 3 = 87

Together they equal 90 as they should.

Step-by-step explanation:

Let the compliment = x

Let the other angle = 29*x

Complementary angles = 90

x + 29x = 90

30x = 90

30x/30 = 90/30

x = 3

Answer:The angle is 87 degrees and its complement is 3 degrees.

Step-by-step explanation ion enn kno i jus got it right so im givin u da answer

Logan is doing a handstand dive from a 12 meter platform. The equation that models the path of her dive is given by LaTeX: h=-4.9t^2+12h = − 4.9 t 2 + 12, where t is seconds. After how many seconds will Logan hit the water?

Answers

Answer:

Time, t = 2.44 seconds

Step-by-step explanation:

Logan is doing a handstand dive from a 12 meter platform. The equation that models the path of her dive is given by :

\(h=-4.9t^2+12t\)

It is required to find the time after which Logan will hit the ground. At this point, h = 0

\(-4.9t^2+12t=0\\\\t(-4.9t+12)=0\\\\t=\dfrac{12}{4.9}\\\\t=2.44\ s\)

So, after 2.44 seconds it will hit the water.

Which of these statements is true

Which of these statements is true

Answers

Answer:

B:  The y-intercept is (0,2).

Step-by-step explanation:

See attached graph.

Which of these statements is true

Answer:

B. The y-intercept is (0,2).

I think so...

Seven times the sum of a number 3 and equals 5 .

Answers

The number that satisfies the equation is -9/7.

What number satisfies the expression?

An expression refers to the statement having minimum of two numbers, variables or both and an operator connecting them.

Let x be the number.

Then, we can write the word in expression of \(7(x+2) = 5\)

We should expand the left side:

7(x + 2) = 5

7x + 14 = 5

7x = 5 - 14

7x = -9

x = -9/7.

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Question on a picture​

Question on a picture

Answers

Answer:

c = 0

Step-by-step explanation:

Step 1: Write equation

15 - 5(4c - 7) = 50

Step 2: Solve for c

Distribute -5: 15 - 20c + 35 = 50Combine like terms: -20c + 50 = 50Subtract 50 on both sides: -20c = 0Divide both sides by -20: c = 0

Step 3: Check

Plug in c to verify it's a solution.

15 - 5(4(0) - 7) = 50

15 - 5(-7) = 50

15 + 35 = 50

50 = 50

15 - 5(4c-7) = 50
15 - 20c + 35 = 50
50 - 20c = 50
-20c = 0

x = 0

What is the distance between (-3,7) and (-3,-4)

Answers

The distance is 11 units

There are 3 feet in 1 yard. How many feet are equal to 10 yards

Answers

there is 30 feet in 10 yards

Answer:

30 feet

Step-by-step explanation:

There a 3 ft in a yard

If there's 10 yards

then multiply 10 x 3 to get 30 feet

please help me answer this question

please help me answer this question

Answers

9514 1404 393

Answer:

  D.  -17%

Step-by-step explanation:

The change from March to April is (April - March) = (100 -120) = -20. As a fraction of the March bill, that is ...

  -20/120 = -1/6

As a percentage, that change is ...

  -1/6 × 100% ≈ -16.667% ≈ -17%

The electric bill changed by about -17% from March to April.

_____

Additional comment

Water went up 4%; groceries went up about 14%, and restaurant changed by -15%.

The percentage change is found by ...

  % change = ((new amount)/(original amount) -1) × 100%

Above, we have rearranged this to ...

  % change = ((new amount) -(original amount))/(original amount) × 100%

the nth term of a sequence is n^2+20
work out the first 3 terms

Answers

Answer:

21, 24, 29

Step-by-step explanation:

To calculate the first 3 terms, substitute n = 1, 2, 3 into the rule, that is

a₁ = 1² + 20 = 1 + 20 = 21

a₂ = 2² + 20 = 4 + 20 = 24

a₃ = 3² + 20 = 9 + 20 = 29

A person has a bag containing quarters and dimes. There are a total of 52 coins in the bag, and the total value of the coins is $8.35.

Answers

There are 23 quarters and 29 dimes in the bag.

How many quarters and dimes are in the bag?

Let's denote the number of quarters as "q" and the number of dimes as "d".

We can set up a system of two equations based on the given information:

The total number of coins is 52:

q + d = 52

The total value of the coins is $8.35, where each quarter is worth $0.25 and each dime is worth $0.10:

0.25q + 0.10d = 8.35

To solve this system of equations, we can use substitution, elimination, or any other appropriate method.

Let's use elimination to solve this system of equations.

0.10(q + d) = 0.10(52)

25q + 10d = 835

25q + 10d = 835

0.25q + 0.10d = 8.35 (multiply by 100)

Now, let's multiply both sides of the first equation by 2 and the second equation by 8 to make the coefficients of "q" the same:

50q + 20d = 1670

200q + 80d = 6680

Now, let's subtract the first equation from the second equation to eliminate "q":

200q + 80d - (50q + 20d) = 6680 - 1670

150q + 60d = 5010

Now, let's divide both sides of the resulting equation by 30 to solve for "q":

150q/30 + 60d/30 = 5010/30

5q + 2d = 167

After trying different values, we find that when "q" = 23 and "d" = 29, the equation is satisfied and the condition "q + d = 52" is also satisfied. Therefore, there are 23 quarters and 29 dimes in the bag.

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88 + 32 = 8(___ + 4)

Answers

82 + 32 = 114

114 = 8(x + 4)

114 = 8x +32
-32. -32

82 = 8x
—- —-
8. 8

10.25 is the answer

I need answer and work shown step by step and if graph needs to be shown please show it as well

I need answer and work shown step by step and if graph needs to be shown please show it as well

Answers

SOLUTION.

AC and BD will intersect at the mid-point between points A and C.

So let's find the mid-point between points A and C

Point A(-2, 4) and point C(-6, 0)

This becomes

\(\begin{gathered} \text{Mid}-poi\text{nt = (}\frac{x1+x2}{2}),(\frac{y1+y2}{2}) \\ \\ =\frac{-2-6}{2},\text{ }\frac{4+0}{2} \\ \\ =\frac{-8}{2},\text{ }\frac{4}{2} \\ \\ \text{Mid-point= (-4, 2) } \end{gathered}\)

Therefore, the correct answer is option C.

Need help with this problem

Need help with this problem

Answers

can you help with my out too ?

A rectangle is shown. The length of the rectangle is labeled 10 feet. The width of the rectangle is labeled 4 feet.

What are the dimensions if the poster is enlarged by a factor of three over two?

A. 12ft by 30ft
B. 2ft by 5ft
C.6ft by 15ft
D.5ft by 12ft

Answers

Answer:

C, 6 by 15 ft.

Step-by-step explanation:

10*3/2=15, and 4*3/2=6, so we get 6 by 15ft

Pls brainliest for leveling up

please help me !!!!!!

please help me !!!!!!
please help me !!!!!!

Answers

The equation representing total fraction strip is  ³/₃ + ¹/₃ = ⁴/₃.

option B.

What is a fraction?

A fraction is a mathematical representation of a part of a whole or a ratio between two numbers. It consists of a numerator, which represents the number of parts being considered, and a denominator, which represents the total number of parts in the whole.

For this case, 1 is divided into, and 1 divide into 3.

To obtain the total fractions, we will add the individual fractions as shown below;

For this first fraction = ¹/₃ + ¹/₃ + ¹/₃

For the second fraction = ¹/₃

Total fraction = 3(¹/₃ + ¹/₃ + ¹/₃) + ¹/₃

Total fraction = ³/₃ + ¹/₃ = ⁴/₃

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Find the sides marked with letters:
m = ? z = ?

Find the sides marked with letters:m = ? z = ?

Answers

Answer:

z = 4.8

m = 5 1/3

Step-by-step explanation:

Here, we want to get and z

We use the principle of similar triangles

5/3 = 8/z

5z = 24

z = 24/5

z = 4.8

To get m;

3/m-2 = 4.8/m

3m = 4.8(m-2)

3m = 4.8m - 9.6

4.8m - 3m = 9.6

1.8m = 9.6

m = 9.6/1.8

m = 5 1/3


Vance invests $15,000 in an account
that pays 3 1/4% simple interest for
72 months. Assuming Vance doesn't
make any other deposits or
withdrawals, how much will be in his
account after 72 months?

Answers

Answer:

20,315.00

Step-by-step explanation:

hope this helps not sure if right though

don't put my answer I'm so confused sorry.

The amount that will be in his account after 72 months is $15487.5.

We have given that,

Principal = $15,000

What is the formula for the amount?

Amount = Principal + Interest

Principal = $15,000

Get the interest

What is the formula for interest?

Interest = PRT/100

Interest = 15000*13/4 * 3/100 (72months = 3years)

Interest = 195000/400

Interest = $487.5

Amount = 15000 + 487.5

Amount= $15487.5

Hence he will have $15.

Therefore, The amount will be in his account after 72 months.

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A rectangular field has these measurements kim walks around the edge of the field. she walks less than 1km. form and solve an equality to find the possible values of t

Answers

The inequality equation for the measurements of the rectangular field must satisfy t<225.

What is an inequality ?

If two real numbers or the algebraic expressions are related by the symbols “>”, “<”, “≥”, “≤”, then the relation is called an inequality.

The length of the rectangle is 2t meters

the breadth of the rectangle is 50 meters

The perimeter of the rectangle is given by 2×(length+breadth)

Here the perimeter of rectangle is less than 1km=1000meter

Forming an equation with the given data

2×(2t+50)<1000

2t+50<\(\frac{1000}{2}\)

2t+50<500

2t<500-50

2t<450

t<\(\frac{450}{2}\)

t<225

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The correct question is "A rectangular field has these measurements kim walks around the edge of the field. she walks less than 1km. form and solve an equality to find the possible values of t when length of the field is 2t meters and breadth is 50 meters"

A news story reported about cheating in on-line poker. One player was found to be 15 standard deviations above the mean for his winnings.

Answers

The player being 15 standard deviations above the mean for their online poker winnings suggests an extremely rare level of skill or potential cheating.

Elaborate about a player cheating in online poker?

The reported case of a player being 15 standard deviations above the mean for their winnings in online poker is highly unusual and potentially indicative of cheating or an extremely rare level of skill. To provide more context, let's discuss what standard deviation represents and how it relates to this situation.

In statistics, the standard deviation measures the dispersion or spread of a dataset. It quantifies how much individual data points deviate from the mean, which is the average value of the dataset. A higher standard deviation indicates greater variability or dispersion of the data.

Assuming a normal distribution (a bell-shaped curve), approximately 68% of the data falls within one standard deviation from the mean, 95% within two standard deviations, and 99.7% within three standard deviations. When a data point is several standard deviations away from the mean, it becomes increasingly improbable under normal circumstances.

In the context of online poker winnings, if we assume that the distribution of winnings follows a normal distribution, a player who is 15 standard deviations above the mean would be an extreme outlier. Such an occurrence would be statistically rare, with a probability that is exceedingly low. It suggests that the player's performance is far beyond what can be reasonably expected by chance or normal skill levels.

While it's theoretically possible for someone to achieve extraordinary winnings legitimately due to exceptional poker skills, being 15 standard deviations above the mean raises suspicions. It could indicate cheating through unauthorized access to other players' information, using advanced software tools, or colluding with other players.

It's important to note that the specific details and evidence surrounding the reported case would be crucial in determining whether cheating or some other extraordinary circumstance was involved. Investigations, data analysis, and expert opinions would be necessary to draw any definitive conclusions.

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suppose s is a recursively defined set, defined by - the number 1 is in s - if n is in s, then so is 3n 2 - if n is in s, then so is 5n - 1 - if n is in s, then so is n 7. suppose you want to prove using structural induction that all members of s have a certain property. what do you have to prove in the base step? group of answer choices that the number 1 has the property, and the numbers 5, 4 and 8. that the numbers 5, 4 and 8 have the property. that the number 1 has this property. that the numbers 5, 4 and 8 are in the set s.

Answers

The correct answer is that you have to prove that the number 1 has this property in the base step.

To prove using structural induction that all members of the recursively defined set s have a certain property, you have to prove in the base step that the property holds for the smallest element of s, which is 1. Therefore, the correct answer is that you have to prove that the number 1 has this property in the base step.

Structural induction is a proof technique used for recursively defined structures, such as sets, functions, or data types. The idea behind structural induction is to prove a property holds for all elements of a structure by proving that the property holds for the base case(s) and then showing that if the property holds for the elements that make up the structure, it also holds for the structure itself.

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A rectangle with length 14ft and width 17ft

Answers

Answer:

Area:238 ft²

Perimeter: 62 ft

Step-by-step explanation:

You weren't clear on what you asked, so I can only assume that the question is asking for the area or perimeter.

To find the area, just multiply \(lw\).

14·17

=238

To find the perimeter, add 14 and 17 then multiply by 2:

\(2(14+17)\\=62\)

Hope this helps! :)

Coach G wants to buy new shoes for his 12 players. Modell’s is offering a 20% discount on each pair of shoes, which were originally priced $72.50. A 6.5% sales tax will be applied to the discounted price. The same shoes are also available on Jimmy Jazz’s website for $54.75. A 9% processing fee will be applied to the cost of the shoes, plus a shipping fee of $5.99 for each shoe. What is the difference in the total costs of the 12 pairs of shoes between the two stores?

Answers

I hope this helps you :)
Coach G wants to buy new shoes for his 12 players. Modells is offering a 20% discount on each pair of

under what circumstances will the chi-square test for goodness of fit produce a large value for chi-square?

Answers

The chi-square test for goodness of fit will produce a large value for chi-square under the circumstances where the observed frequencies significantly deviate from the expected frequencies based on the null hypothesis.

The chi-square test for goodness of fit is used to determine if there is a significant difference between the observed frequencies in a sample and the expected frequencies based on a specified distribution.

The test compares the observed frequencies in different categories or groups with the expected frequencies under the null hypothesis.

A large value for chi-square indicates a significant discrepancy between the observed and expected frequencies, suggesting that the null hypothesis is not supported.

This can occur in several circumstances.

First, if the sample size is large, even small differences between observed and expected frequencies can lead to a significant chi-square value.

Second, if there are substantial deviations between the observed and expected frequencies in one or more categories, the chi-square value will be large. This could indicate a lack of fit between the observed data and the expected distribution.

Additionally, if the assumptions of the chi-square test are violated, such as independence of observations or expected frequencies being sufficiently large, it can lead to inflated chi-square values.

These violations can distort the results and lead to a larger chi-square value.

In summary, the chi-square test for goodness of fit produces a large chi-square value when the observed frequencies significantly deviate from the expected frequencies, indicating a lack of fit between the observed data and the expected distribution.

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c) How many fifths are there in 20?

Answers

Answer:

they are 4 i think

Step-by-step explanation:

5 x 4 = 20

Answer:

100

Step-by-step explanation:

20 divided by 1/5 = 20 x 5/1 = 100

Evaluate (4)^-4 pls answer!!!

Answers

Answer:

Fraction: 1/256 or

Decimal: 0.00390625 or 0.00391

Step-by-step explanation:

4^-4=1/4^4

4^4=256

=1/256

I put a picture and numbers 1 and 2 are the ones I need help with.


-please help asap

I put a picture and numbers 1 and 2 are the ones I need help with.-please help asap

Answers

Problem 1

The relationship between the input and output is this:

output = 4*(input)

Meaning that whatever the input is, multiply it by 4 to get the output.

For example, if the input is 3, then the output is 4*3 = 12.

If you're wondering "why 4?" It's because squares have 4 equal sides, and we multiply the side length by 4 to get the perimeter or distance around the square.

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

Problem 2

Let's replace "input" with x and "output" with y

That gives the equation y = 4*x or y = 4x. Both mean the same thing. Whenever we have a number next to a variable like this, it implies multiplication.

A soccer player takes a shot on goal 15 times and scores a goal 3 of those attempts. What are the odds of the soccer player scoring a goal?
a. 3/12
b. 4
c. 3/15
d. 5

Answers

The odds of the soccer player scoring a goal is 4. The correct option is (b).

The odds of an event happening can be calculated by dividing the number of successful outcomes by the number of unsuccessful outcomes.

In this case, the soccer player scored a goal 3 times out of 15 attempts.

The number of successful outcomes is 3 (goals scored), and the number of unsuccessful outcomes is 15 - 3 = 12 (failed attempts).

Therefore, the odds of the soccer player scoring a goal can be expressed as 3:12, which can be simplified to 1:4.

To match the given answer choices, we can rewrite the odds as a fraction by dividing both sides by the number of successful outcomes:

Odds = Successful outcomes : Unsuccessful outcomes

Odds = 3 : 12

Odds = 3/3 : 12/3

Odds = 1 : 4

So, the correct answer is option b. 4.

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This table shows the results of a survey that asked a group of people what time of day their favorite TV show aired. What time corresponds to the mode of this set of data? A. 8:00 P.M. B. 9:00 P.M. C. 10:00 P.M. D. 11:00 P.M.

Answers

Based on the table (see attachment), the time which corresponds to the mode of this data set is: B. 9:00 P.M.

What is mode?

A mode simply refers to a statistical term that is used to denote the value that appears most often or occurs repeatedly in a given data set.

This ultimately implies that, a mode represents the value (number) with the highest frequency and this is 9:00 P.M with a frequency of 25.

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This table shows the results of a survey that asked a group of people what time of day their favorite

Answer: B 9:00

Step-by-step explanation:

Helpp (please tell me if you can’t see the numbers so I can tell you them)

Helpp (please tell me if you cant see the numbers so I can tell you them)

Answers

Answer:

-6 is the y coordinate

Step-by-step explanation:

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