Answers
Answer:
Angle JKL = 121°
Step-by-step explanation:
All the way around a circle is 360° You can find arc JNL by adding the given arcs and subtracting from 360°.
Since Angle K is ON the circle, it is HALF of arc JNL. see image.
one image has your question.
the other image has two rules to help with similar questions.
Related Questions
Alex knows 18% of the students surveyed at his school are dropped off by car, while 22% walk or ride bikes, and the rest ride the bus.
Answers
Answer:
B
Step-by-step explanation:
calculate averages A-C, thanks.
EX#1 - Calculate the average of the following: a- 10, 20, 30 b- 5, 10, 15, 20 C-1, 5, 10, 15, 20
Answers
Answer:
A = 20
B = 12.5
C = 10.2
Step-by-step explanation:
A = (10 + 20 + 30)/3 = 20
B = (5 + 10 + 15 + 20) = 12.5
C = (1 + 5 + 10 + 15 + 20) = 10.2
Dr. Siva walked from home to school, then from the school to the park and then walked back home. What is the displacement? \( 10 \mathrm{~km} \) \( 0 \mathrm{~km} \) \( 2 \mathrm{~km} \) \( 6 \mathrm{
Answers
Based on the given options, the displacement could be either 0 km or 6 km, depending on the specific details of Dr. Siva's route.
To determine the displacement, we need to consider the net change in position or the straight-line distance between the initial and final positions. Let's analyze the information given:
Dr. Siva walked from home to school, then from the school to the park, and finally walked back home.
The displacement is not determined by the total distance traveled but rather by the straight-line distance between the starting and ending points. We don't have specific information about the distances or directions between the locations, so we cannot calculate the exact displacement.
However, we can make some assumptions based on the given options:
If the distances from home to school and from the school to the park are the same, and Dr. Siva returns directly from the park back home, the displacement would be 0 km. This implies that the final position is the same as the initial position.
If Dr. Siva walks 10 km from home to school, then 10 km from the school to the park, and finally walks 10 km back home, the displacement would be 0 km. This is because the final position would be the same as the initial position.
If Dr. Siva walks 10 km from home to school, then 2 km from the school to the park, and finally walks 6 km back home, the displacement would be 6 km. This implies that the final position is 6 km away from the initial position in the direction of home.
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Michael buy a baket of mangoe on ale for \$ 4$4 before tax.
The ale tax i 12%.
What i the total price Michael pay for the baket of mangoe?
Answers
Total price paid by Michael for the basket of mangoes is $4.48.
For the calculation of total price, price of sales tax will be added with selling price. Forming the equation -
Total price = 4 + 12%×4
Calculating the percentage of sales tax on Right Hand Side of the equation
Total price = 4 + 12×4/100
Solving the percentage part on Right Hand Side of the equation
Total price = 4 + 0.48
Performing addition on Right Hand Side of the equation
Total price = $4.48
Hence, Michael has to pay $4.48 after addition of sales tax for the basket of mangoes.
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Pls provide clearer calculation. the answer has been given
For Q4 and Q5 evaluate Q4 the determinant, given that 3a 36 3c -d - e - f 4g 4h 4i Ans: 72 Q5 a 2d g+3a Ans: -12 b с 2e 2f h+3b i+ 3c] a b c def-6 gh i
Answers
The values of determinant ,
\(\left|\begin{array}{ccc}3a&3b&3c\\-d&-e&-f\\4g&4h&4i\end{array}\right| = 72\)
\(\left|\begin{array}{ccc}a&b&c\\2d&2e&2f\\g+3a&h+3b&+3ci\end{array}\right| = - 12\)
The given determinant is,
\(\left|\begin{array}{ccc}a&b&c\\d&e&f\\g&h&i\end{array}\right| = -6\)
This is possible when we take,
a = -1 , e = 1, i = 6, b = c = 1
And d = g = h = 0
The the determinant becomes,
\(\left|\begin{array}{ccc}-1&1&1\\0&1&1\\0&0&6\end{array}\right|\)
Since this is an upper triangular matrix,
Therefore,
Determinant be the product of diagonal element,
Thus,
⇒ -1x1x6 = -6
Now using these values we can calculate the further given determinants,
Q4: Given that,
\(\left|\begin{array}{ccc}3a&3b&3c\\-d&-e&-f\\4g&4h&4i\end{array}\right|\)
Therefore put the values of a, b, c, d, e, f, g, h, and i defined above,
\(\left|\begin{array}{ccc}3(-1)&3(1)&3(1)\\0&-1&-1\\0&0&4(6)\end{array}\right|\)
Therefore, Determinant be,
⇒ -3 x (-1) x 24 = 72
Hence,
\(\left|\begin{array}{ccc}3a&3b&3c\\-d&-e&-f\\4g&4h&4i\end{array}\right| = 72\)
Q5 : Given determinant is,
\(\left|\begin{array}{ccc}a&b&c\\2d&2e&2f\\g+3a&h+3b&+3ci\end{array}\right|\)
put the values of a, b, c, d, e, f, g, h, and i defined above,
we get,
\(\left|\begin{array}{ccc}-1&1&1\\0&2&2\\-3&3&9\end{array}\right|\)
= -1(12) -1(6) + 1(6)
= -12
Hence, The determinant be
\(\left|\begin{array}{ccc}a&b&c\\2d&2e&2f\\g+3a&h+3b&+3ci\end{array}\right| = - 12\)
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The complete question is attached below:
Jenny has finished 12 of the 20 lessons and her piano book what percent did she finish
Answers
Answer:
\(let \: the \: percentage \: be \: x \\ therfore \: x\%of \: 20 = 12 \\ \frac{x}{100} \times 20 = 12 \\ \frac{x}{5} = 12 \\ x = 12 \times 5 \\ x = 60\%\)
hope it will help you
Please help me out??
Answers
Answer:
Step-by-step explanation:
y > and equal to -1
hope this helps :))
1. do people who drink the caffeine equivalent of at least two cups of coffee (group a) do worse on tests than those who drink less than one cup (group b)? 2. do people do better on tests when they drink the caffeine equivalent of at least two cups of coffee (condition a) than when they drink less than one cup (condition b)? notice that both studies described are getting at the same research question (does drinking at least two cups of coffee worsen tests results?). but, the first example studies two different populations (those people who drink the caffeine equivalent of at least two cups of coffee and those people who drink less than one cup), while the second example studies the same people twice, under two different conditions or treatments (first when people drink the caffeine equivalent of at least two cups of coffee, and then when they drink less than one cup). statement advantage not an advantage the repeated-measures t test can handle categorical data. in the repeated-measures t test the participants in one treatment are not substantially different from the participants in another. the repeated-measures t test can handle more than two conditions. the repeated-measures t test uses half the number of participants.
Answers
The repeated measures t-test uses half the number of participants is
Statement 1: Advantage
The repeated measures t-test can handle categorical data.
This makes the experiment more efficient, the validity of the results higher, and to keep the variability low.
Statement 2: Advantage
In the repeated measures t-test, the participants in one treatment are not substantially different from the participants in another, because the same subjects are used in both and throughout our study. This makes the researcher get a reliable statistical conclusion even with a small set of subjects.
Statement 3: Not an advantage.
The repeated measures t-test can handle more than two conditions. This is a disadvantage compared to other designs, where the subjects are exposed to more than one treatment.
Statement 4: Advantage.
The repeated measures t-test uses half the number of participants. This method requires minimal subjects. With that, we can get significant results for the given sample.
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Question 6 (Essay Worth 4 points)
(Comparing Data HC)
The stem-and-leaf plot displays data collected on the size of 15 classes at two different schools.
Bay Side School Seaside School
8, 6, 5 0 5, 8
8, 6, 5, 4, 2, 0 1 0, 1, 2, 5, 6, 8
5, 3, 2, 0, 0 2 5, 5, 7, 7, 8
3 0, 6
2 4
Key: 2 | 1 | 0 means 12 for Bay Side and 10 for Seaside
Part A: Calculate the measures of center. Show all work. (2 points)
Part B: Calculate the measures of variability. Show all work. (1 point)
Part C: If you are interested in a smaller class size, which school is a better choice for you? Explain your reasoning. (1 point)
Source
StylesFormatFontSize
Answers
Part A- The measures of center of side school mean and median is 4.4 and 4.5. The measures of center of seaside school mean and median is 5.75 and 5.5.
Part B - The measures of variability of side school rang and interquartile is 8 and 4. The measures of variability of seaside school rang and interquartile is 9 and 2.
Part C- The median class size at Seaside School (5.5) is smaller than the median class size at Bay Side School (4.5).
Part A:
To find the measures of center for each school, we need to calculate the mean and median of each set of data.
Bay Side School:
Mean = (8+6+5+8+6+5+4+2+0+5+3+2+0+0+3)/15 = 4.4
Median = (4+5)/2 = 4.5
Seaside School:
Mean = (5+8+10+1+2+5+6+8+5+5+7+7)/12 = 5.75
Median = (5+6)/2 = 5.5
Part B:
To find the measures of variability for each school, we need to calculate the range and interquartile range (IQR) of each set of data.
Bay Side School:
Range = largest value - smallest value = 8-0 = 8
IQR = Q3 - Q1 = 6-2 = 4
Seaside School:
Range = largest value - smallest value = 10-1 = 9
IQR = Q3 - Q1 = 7-5 = 2
Part C:
The better option would be Seaside School if you're looking for smaller class sizes. The median class size at Seaside School (5.5) is smaller than the median class size at Bay Side School (4.5). Additionally, the range and IQR of class sizes are smaller at Seaside School, indicating that the class sizes are more consistent and less variable.
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A laundry basket contains 6 socks, of which 2 are red.
What is the probability that a randomly selected sock will be red?
Write your answer as a fraction or whole number.
Answers
Answer:
1/3
Step-by-step explanation:
If 2 out of the 6 socks are red then the odds of you picking one randomly are 2/6 which equals 1/3
It's important that you understand this stuff. Do you have any questions?
Answer:
it 3/10
Step-by-step explanation:
i did it
write the first five terms of the sequence. determine if the sequence is arithmetic or geometric a (1) =7, a (n-1)
Answers
The sequence with the given recursive formula a(1) = 5 and a(n) = a(n-1) - 4 for n >= 2 is an arithmetic sequence. The first five terms of the sequence are 5, 1, -3, -7, -11.
In summary, the first five terms of the sequence are 5, 1, -3, -7, -11, and the sequence is arithmetic.
To explain the answer, let's examine the given recursive formula. The initial term of the sequence is given as a(1) = 5. Then, for each subsequent term, we subtract 4 from the previous term to obtain the next term. This implies that each term is obtained by subtracting 4 from the previous term.
Starting with the initial term a(1) = 5, we can calculate the subsequent terms as follows:
a(2) = a(1) - 4 = 5 - 4 = 1
a(3) = a(2) - 4 = 1 - 4 = -3
a(4) = a(3) - 4 = -3 - 4 = -7
a(5) = a(4) - 4 = -7 - 4 = -11
We can observe that each term is obtained by subtracting 4 from the previous term, indicating a constant difference between consecutive terms. This characteristic of the sequence makes it an arithmetic sequence.
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Calculate the BMI of an 118-lb adult who is 5 feet 4 inches tall.
Answer:
Logic - BMI formula
703*(lbs/inches^2)
703(118/64^2)=703(118/4096)
703*0.0288=20.2464
Answers
The BMI of an 118-lb adult who is 5 feet 4 inches tall is approximately 20.25.
BMI stands for Body Mass Index.
It's a measure of body fat based on height and weight that applies to both adult men and women.
BMI is an easy-to-perform screening tool for body fat levels that can help identify individuals who have health risks linked with excess body fatness.
It's important to keep in mind that the BMI measurement should not be used as a diagnostic tool for health conditions and is only one component in an overall evaluation of a person's health status.
Using the formula below, we can calculate the BMI of an 118-lb adult who is 5 feet 4 inches tall: BMI = (weight in pounds / (height in inches x height in inches)) x 703
First, we need to convert the height into inches:5 feet 4 inches = 64 inches
Next, we plug the values into the formula and solve for the BMI:
BMI = (118 / (64 x 64)) x 703BMI = (118 / 4,096) x 703BMI = 0.0288 x 703BMI = 20.2464
Therefore, the BMI of an 118-lb adult who is 5 feet 4 inches tall is approximately 20.25.
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The quotient of a number and -4 is -9
Answers
Answer:36
Step-by-step explanation:36÷ -4 = -9
The answer would be 36 which is 36÷ -4 = -9 after applying the arithmetic operation.
What is an arithmetic operation?It is defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division. It has basic four operators that is +, -, ×, and ÷.
It is given that:
The quotient of a number and -4 is -9
Mathematically we can write:
x ÷ -4 = -9
x/(-4) = -9
x = 36
OR
36 ÷ -4 = -9
Thus, the answer would be 36 which is 36÷ -4 = -9 after applying the arithmetic operation.
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A dependent variable is the variable that we wish to predict or explain in a regression model. True False
Answers
True. In a regression model, the dependent variable is the variable that we aim to predict or explain using one or more independent variables.
In a regression model, the dependent variable is indeed the variable that we aim to predict or explain. It represents the outcome or response variable that we are interested in understanding or analyzing. The purpose of the regression analysis is to examine the relationship between this dependent variable and one or more independent variables. By identifying and quantifying the influence of the independent variables on the dependent variable, regression analysis allows us to make predictions or explanations about the behavior or value of the dependent variable.
The regression model estimates the relationship between the variables based on observed data and uses this information to infer how changes in the independent variables impact the dependent variable.
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Please help! Its algebra 2
Answers
Answer:
Step-by-step explanation:
1. factor completely
5. simplify first fraction
4. common denominator
2 add the fractions
3. open paranthesis and combine like terms
pls help, it is due now. Thank You so much to whoever helps!
Answers
Answer:
(7, -1)
Step-by-step explanation:
3x + 7y = 14
y = x - 8
3x + 7(x - 8) = 14
3x + 7x - 56 = 14
10x - 56 = 14
Add 56 to both sides.
10x = 70
Divide both sides by 10.
x = 7
3(7) + 7y = 14
21 + 7y = 14
Subtract 21 from both sides.
7y = -7
Divide both sides by 7.
y = -1
(7, -1)
Mr. Rijo bought 49 bags of soil one week & 28 bags of soil the next . which expression applies the distributive property to show equivalent expressions for the number of bags of soil he bought
Answers
Answer:
49+28=(7)(7)+(14)(2)
Step-by-step explanation:
I hope this helped kinda hard to explain in a way
What is the equation of the line that passes through the points (-4, -6) and has an undefined slope
Answers
Answer:
x = -4
Step-by-step explanation:
An undefined slope means it will be a vertical line, or an x = something line. In order for it to pass through your point, it needs to have that something be the x value in your point, which is -4. This means your equation in x = -4.
4) what is the probability that the random variable has a value between 0.6 and 2.1?a) 0.1875 b) 0.4625 c) 0.3375 d) 0.2125
Answers
For a uniform distribution random variable X, the probability that the random variable has a value between 0.6 and 2.1 is equals to 0.1875. So, option(a) is right one.
The uniform distribution is defined as a continuous probability distribution and the events are equally likely to occur. In other words in this distribution every possible outcome has an equal probability. There is a uniform distribution of variable. Let the random variable be denoted by X be uniformly distributed. The above figure shows uniform density curve for X. That is \( X \: \tilde \: \: U( 0, 8) \).
Probability density function is f(x) = \(\frac{ 1}{8} = 0.125\)
We have to determine probability that the random variable has a value between 0.6 and 2.1, P(0.6 ≤ X ≤ 2.1). So, required probability is P(0.6 ≤ X ≤ 2.1) = \(\int_{0.6}^{2.1} f(x) dx \).
\(= [ 0.125x ]_{0.6}^{2.1}\)
= 0.125 ( 2.1 - 0.6)
= 0.125 ( 1.5)
= 0.1875
Hence, required value is 0.1875.
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Complete question:
the above figure complete the question.
Using the uniform distribution density curve answer the question :
what is the probability that the random variable has a value between 0.6 and 2.1?
a) 0.1875
b) 0.4625
c) 0.3375
d) 0.2125
Solve for g: 5(g + 2) = 20
Answers
Answer:
6
Step-by-step explanation:
5g+10=20
5g=30
G=6
Move the 10 so only “g” components are on one side of the equation to get 5g=10
Divide everything by 5 to isolate g and you get
G=2
please help :) 1) Scientists develop knowledge by making blank about the natural world that may lead to a scientific question. 2) A scientific question may lead to a(n) blank , which can be tested. The results of blank can lead to changes in scientific knowledge.
Answers
Answer:
You just answered my question so you can ask yours, what a sped. Now i'm doing the same thing.
Step-by-step explanation:
why the system of si unit is developed
Answers
Step-by-step explanation:
Hi, there!!!!
The main purpose of developing si unit is to have standard unit of measurements and to bring uniformity in whole world in terms of measurements.
I hope it helps you...
Now that you have had a chance to read excerpts from Anne Frank’s diary and the play version of it, which do you prefer? Why?
Answers
Answer:
Reading it because you could really imagine and get the feel of it inside your head and almost feel like you are here
Step-by-step explanation:
I would prefer the play version of excerpts from Anne Frank's Diary over reading excerpts.
Who is Anne frank?Annelies Marie "Anne" Frank was a German-born Jewish girl who kept a diary in which she documented life in hiding under Nazi persecution. She is a celebrated diarist who described everyday life from her family hiding place in an Amsterdam attic.
Given are excerpts from Anne Frank's diary and play version.
I would prefer the play version of excerpts from Anne Frank's Diary as watching a play is better than reading because the characters come to life, as does the way they relate to and interact with each other.
Therefore, i would prefer the play version of excerpts from Anne Frank's Diary over reading excerpts.
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True or false.
The area of an object's net is the same as the surface area of the object.
Answers
Answer:
false i think
Step-by-step explanation:
Answer: true
Step-by-step explanation:
A company that manufactures calculators has determined that for every 500 calculators they make, 12 of them are defective. If this company makes 3,000 calculators in a week, how many should they expect to be defective? A.2
B.6
C.18
B.72
E.83
Answers
Answer: The answer is B
Step-by-step explanation:
You multiply 500, 6 times to get 3,000. Then multiply 12, 6 times. So 12 x 6=72
Assuming that someone is asked to write a code (i.e., program) for nonlinear problem using least square adjustment technique, what would be your advice for this person to terminate the program?
Answers
This criterion can be defined based on the desired level of accuracy or when the change in the estimated parameters falls below a certain threshold.
When implementing a program for a nonlinear problem using the least square adjustment technique, it is essential to determine a termination condition. This condition dictates when the program should stop iterating and provide the final estimated parameters. A common approach is to set a convergence criterion, which measures the change in the estimated parameters between iterations.
One possible criterion is to check if the change in the estimated parameters falls below a predetermined threshold. This implies that the adjustment process has reached a point where further iterations yield minimal improvements. The threshold value can be defined based on the desired level of accuracy or the specific requirements of the problem at hand.
Alternatively, convergence can also be determined based on the objective function. If the objective function decreases below a certain tolerance or stabilizes within a defined range, it can indicate that the solution has converged.
Considering the chosen termination condition is crucial to ensure that the program terminates effectively and efficiently, providing reliable results for the nonlinear problem.
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Write an equation for each graph
Answers
The equation of the graph is y = | 1 - x |
Given data ,
The graph of y = |1 - x| is a V-shaped graph with the vertex at (1, 0), and it opens upwards and downwards along the y-axis. The absolute value function takes the input value and gives the positive value of it, regardless of the sign of the input value.
Thus, the graph of y = |1 - x| consists of two linear segments with slopes of -1 and 1, intersecting at the point (1, 0), and extends indefinitely in both directions along the x-axis.
Hence , the equation of graph is y = | 1 - x |
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please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!
Answers
Answer:
805
Step-by-step explanation:
Laura bought 55 shares of stock for $3.50 per share last year. She paid her broker a 1% commission. She sold the stock this week for $2 per share, and paid her broker a $10 flat fee. What were Laura’s net proceeds? Round to the nearest cent.
Answers
Laura's net proceeds were -$94.43. This means that she lost $94.43 on the transaction.
What is the commission?
A commission is a fee or percentage of a sale that is paid to a person or organization for their services in facilitating or completing a transaction. Commissions are commonly used in sales or business settings, where an individual or organization acts as a middleman between a buyer and a seller.
Laura's total cost for buying the stock was:
55 shares x $3.50/share = $192.50
Her broker's commission was 1% of $192.50, which is:
$192.50 x 0.01 = $1.93
So, her total cost including commission was:
$192.50 + $1.93 = $194.43
Her total revenue from selling the stock was:
55 shares x $2/share = $110
Her broker's fee for selling the stock was $10.
So, her total cost for selling the stock was:
$10
Therefore, Laura's net proceeds were:
$110 - $194.43 - $10 = -$94.43
This means that Laura lost money on the transaction.
Hence, Laura's net proceeds were -$94.43. This means that she lost $94.43 on the transaction.
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I only get one part of this problem ?!
Answers
Answer:
Light Blue
Step-by-step explanation:
The first thing to do is to take 1 point on the graph. Lets say the bottom left point. You would move down the number of spaces to the same point.
It is 8 units down. Then, move however many units to the right. In this case, it is five units right, so the answer would be light blue.