Answer:
Each angle measures 90 degrees.
Step-by-step explanation:
By definition, in a square, each angle measure is 90 degrees, and all side lengths are equal lengths.
I hope this helps!
I need help someone please help
Answer:
The equal sign (=)
Step-by-step explanation:
It makes sense, the left side is they ride side after subtracting
Answer:
=
Step-by-step explanation:
you can spilt 10 9/10 - 1 7/10 into 10-1=9 and 9/10-7/10=2/10 and then add them back together for 9 2/10 which is equal to the other side, 9 2/10
Suppose an economy has the following equations:
C =100 + 0.8Yd;
TA = 25 + 0.25Y;
TR = 50;
I = 400 – 10i;
G = 200;
L = Y – 100i;
M/P = 500
Calculate the equilibrium level of income, interest rate, consumption, investments and budget surplus.
Suppose G increases by 100. Find the new values for the investments and budget surplus. Find the crowding out effect that results from the increase in G
Assume that the increase of G by 100 is accompanied by an increase of M/P by 100. What is the equilibrium level of Y and r? What is the crowding out effect in this case? Why?
Expert Answer
The equilibrium level of income (Y), interest rate (i), consumption (C), investments (I), and budget surplus can be calculated using the given equations and information. When G increases by 100, the new values for investments and budget surplus can be determined. The crowding out effect resulting from the increase in G can also be evaluated. Additionally, if the increase in G is accompanied by an increase in M/P by 100, the equilibrium level of Y and r, as well as the crowding out effect, can be determined and explained.
How can we calculate the equilibrium level of income, interest rate, consumption, investments, and budget surplus in an economy, and analyze the crowding out effect?To calculate the equilibrium level of income (Y), we set the total income (Y) equal to total expenditures (C + I + G), solve the equation, and find the value of Y that satisfies it. Similarly, the equilibrium interest rate (i) can be determined by equating the demand for money (L) with the money supply (M/P). Consumption (C), investments (I), and budget surplus can be calculated using the respective equations provided.
When G increases by 100, we can recalculate the new values for investments and budget surplus by substituting the updated value of G into the equation. The crowding out effect can be assessed by comparing the initial and new values of investments.
If the increase in G is accompanied by an increase in M/P by 100, the equilibrium level of Y and r can be calculated by simultaneously solving the equations for total income (Y) and the interest rate (i). The crowding out effect in this case refers to the reduction in investments resulting from the increase in government spending (G) and its impact on the interest rate (r), which influences private sector investment decisions.
Overall, by analyzing the given equations and their relationships, we can determine the equilibrium levels of various economic variables, evaluate the effects of changes in government spending, and understand the concept of crowding out.
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would like to conduct quartely disaster recovery tests,. these tests should include role playing and introduce as much realism as possible without affecting live operations what type of data should
By using these types of data, you can effectively conduct quarterly disaster recovery tests that include role-playing and introduce realism without affecting live operations.
To conduct quarterly disaster recovery tests that include role-playing and introduce as much realism as possible without affecting live operations, you should use the following types of data:
1. Non-sensitive test data: Create a set of test data that closely resembles your live data but does not contain any sensitive or confidential information. This allows you to simulate realistic scenarios without risking exposure of important information.
2. Anonymized data: If possible, use anonymized data from your actual operations. This involves removing or replacing any identifiable information to protect privacy while maintaining the overall structure and characteristics of the data.
3. Data backups: Utilize data backups to replicate your live environment. This ensures that the testing environment is as close to the live environment as possible, allowing for more accurate testing results.
4. Synthetic data: Generate synthetic data that closely mimics your live data, with similar patterns and characteristics. This can be a useful alternative if actual data is not available or suitable for testing purposes.
By using these types of data, you can effectively conduct quarterly disaster recovery tests that include role-playing and introduce realism without affecting live operations.
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how do you graph y=−x/3−3/2?
Answer:
you aldredy have the x axis which is 1/3 because you x is x/ and y is 3/2
if a bloodstain has a length of 30 cm and a width of 1.5 cm what is the angle of impact?
If a bloodstain is 1.5cm wide and 30cm long, then the angle of impact is 30°.
What is the angle of impact?In forensic science, the angle of impact is the angle at which a blood droplet strikes a surface. It has a range of 0 to 90 degrees and is, by definition, an acute (or right) angle.
Police can partially reconstruct a crime scene by connecting the "strings" that lead from the spatter to an origin area and knowing the angle of contact.
If a bloodstain has a tail or pattern, the angle of impact can be used to forecast how the subsequent bloodstain would look.
So, bloodstain pattern analysis examines the patterns of bloodstains found at crime scenes in an effort to piece together the sequence of events that led to the bloodshed.
Mathematically, we will have:
The angle of impact = sin⁻¹ (wide stain/length stain)
The angle of impact = sin⁻¹ (1.5/3.0)
The angle of impact = 30°
Therefore, if a bloodstain is 1.5cm wide and 30cm long, then the angle of impact is 30°.
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The radius of a circle is 4 feet. What is the circle's circumference?Use 3.14 for
r=4 ft
Answer:
50.24 is the circumfrence
If we were to use actual pi the answer would be -
50.26548246
Answer:
25.12
Step-by-step explanation:
2pi4=2*3.14*4=25.12
conviince me for my question (brainliest plzz)
bunch of questios\ns
1. Solve each inequality. Try to solve some using algebra and others using graphing on a number line.
Express each result using interval notation.
(a) x + 5
3
> 2
(b) −2x − 1 ≤ −9
(c) x
2 ≤ 9
2. If a > b > c > d, then which is larger, a + c or b + d? Can we tell from a > b > c > d which of a + d and
b + c is larger? (Problem 9.25 in the textbook, page 283)
If you are stuck, Problems 9.1 and 9.2 in the textbook may help.
3. Back in elementary school, I learned a great magic trick to compare two positive fractions. Here’s
my magic trick in action. Consider the fractions 5
19 and 6
23 . I multiply the numerator of the first and
the denominator of the second, and get 5 · 23 = 115. I multiply the numerator of the second and the
denominator of the first, and get 6 · 19 = 114. Because 115 > 114, I know that 5
19 >
6
23 .
Why does this magic trick work? In other words, if a, b, c, and d are positive, then why does ad > bc
mean that a
b
>
c
d
? (Problem 9.28 in the textbook, page 283)
If you are stuck, Problem 9.3 in the textbook may help.
4. Which number is bigger, −
1227
1229 or −
1229
1231? Do not use a calculator.
Answer:-4.86
Step-by-step explanation:.
Find f[g(x)] and g[f(x)] for the given functions. 3 f(x) = -x³ +3, g(x) = 4x+7 (Simplify your answer. Do not factor.) (Simplify your answer. Do not factor.) f[g(x)] = g[f(x)] =
The value of f[g(x)] is - 64x³ - 336x² - 588x - 340 and the value of g[f(x)] is -4x³ + 19
The functions are as follows; f(x) = -x³ +3 and g(x) = 4x+7
The value of f[g(x)] is obtained by replacing every x in f(x) with the value of g(x) as given below
f[g(x)] = f(4x + 7) = - (4x + 7)³ + 3
When we expand (4x + 7)³, it gives us 64x³ + 336x² + 588x + 343
Then
f[g(x)] = - 64x³ - 336x² - 588x - 340
Similarly, g[f(x)] is obtained by replacing every x in g(x) with the value of f(x) as shown below;
g[f(x)] = g(-x³ + 3) = 4(-x³ + 3) + 7g
[f(x)] = -4x³ + 19
Therefore,
f[g(x)] = - 64x³ - 336x² - 588x - 340
g[f(x)] = -4x³ + 19
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simple random sampling uses a sample of size from a population of size to obtain data that can be used to make inferences about the characteristics of a population. suppose that, from a population of bank accounts, we want to take a random sample of six accounts in order to learn about the population. how many different random samples of six accounts are possible?
Number of different random samples of six accounts that can be taken from the population is (N × (N-1) × (N-2) × (N-3) × (N-4) × (N-5)) / 720
The number of different random samples of six accounts that can be taken from a population of size N
N choose k = N! / (k!(N-k)!)
where N is the population size, k is the sample size
we have N bank accounts and want to take a sample of size k = 6.
the number of different random samples of six accounts that can be taken from the population
= N! / (k!(N-k)!)
= N! / (6!(N-6)!)
= (N × (N-1) × (N-2) × (N-3) × (N-4) × (N-5)) / 720
Therefore, the number of random samples is (N × (N-1) × (N-2) × (N-3) × (N-4) × (N-5)) / 720
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Solve for x, 17x > -17
Answer:
x = -1
Step-by-step explanation:
17x > -17, Divide both sides by 17
17x / 17 > -17 / 17
x > -1
The joint probability density function of X and Y is given by f(x, y) = c(y² — x²)e-²y, -y≤x≤y, 0
The value of c in the joint probability density function f(x, y) is determined by integrating the function over the entire domain, which results in c = 3/2.
The given joint probability density function is defined for -y ≤ x ≤ y and 0 < y < infinity. To find the constant c, we need to integrate the given function over the given range of x and y and set it equal to 1 (since it is a probability density function).
Integrating f(x,y) with respect to x from -y to y gives c(y^2 - x^2), which can be further integrated with respect to y from 0 to infinity to get 1 = c*(2/3). Thus, c = 3/2.
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Can you help me solve this!
Hello!
surface area
= 2(6*2) + 2(4*2) + 4*6
= 2*12 + 2*8 + 24
= 24 + 16 + 24
= 64 square inches
What is the difference between a discrete
probability distribution and a continuous
probability distribution?
Give your own example of each. What is the
expected value, and what does it measure?
How is it computed for a discrete probability
distribution?
A discrete probability distribution is a statistical distribution that relates to a set of outcomes that can take on a countable number of values, whereas a continuous probability distribution is one that can take on any value within a given range.Therefore, the main difference between the two types of distributions is the type of outcomes that they apply to.
An example of a discrete probability distribution is the probability of getting a particular number when a dice is rolled. The possible outcomes are only the numbers one through six, and each outcome has an equal probability of 1/6. Another example is the probability of getting a certain number of heads when a coin is flipped several times.
On the other hand, an example of a continuous probability distribution is the distribution of heights of students in a school. Here, the range of heights is continuous, and it can take on any value within a given range.
The expected value of a probability distribution measures the central tendency or average of the distribution. In other words, it is the long-term average of the outcome that would be observed if the experiment was repeated many times.
For a discrete probability distribution, the expected value is computed by multiplying each outcome by its probability and then adding the results. In mathematical terms, this can be written as E(x) = Σ(xP(x)), where E(x) is the expected value, x is the possible outcome, and P(x) is the probability of that outcome.
For example, consider the probability distribution of the number of heads when a coin is flipped three times. The possible outcomes are 0, 1, 2, and 3 heads, with probabilities of 1/8, 3/8, 3/8, and 1/8, respectively. The expected value can be computed as E(x) = (0*1/8) + (1*3/8) + (2*3/8) + (3*1/8) = 1.5.
Therefore, the expected value of the distribution is 1.5, which means that if the experiment of flipping a coin three times is repeated many times, the long-term average number of heads observed will be 1.5.
Traveling from City 1 to City 2, a pilot planned a southeast course along the path labeled d. Instead, a storm forced the pilot to travel 32 miles south, then 24 miles east to reach City 2. How many extra miles was the pilot forced to fly?
A. 13 mi.
B. 14 mi.
C. 16 mi.
D. 17 mi.
Answer:
C. 16 mi.
Step-by-step explanation:
This situation forms a right triangle: the distances 32 miles south and 24 miles east are the legs, and the original southeast course is the hypotenuse.
Use the pythagorean theorem, a² + b² = c² to solve for c, the length of the southeast course.
a² + b² = c²
32² + 24² = c²
1600 = c²
40 = c
So, the southeast course is 40 miles long.
Find how many miles the pilot traveled on the alternate route:
32 + 24
= 56
Find the difference in extra miles:
56 - 40
= 16
So, the pilot was forced to fly 16 extra miles.
The correct answer is C. 16 mi.
Answer:
16
Step-by-step explanation:
On Edge 2022
which part in the steering column allows for changes in the angle between the upper and lower shafts?
The part in the steering column that allows for changes in the angle between the upper and lower shafts is the universal joint.
The universal joint, also known as a U-joint or Cardan joint, is a mechanical device that enables changes in the angle between two shafts that are not in a straight line. In the context of a steering column, the upper and lower shafts are connected by a universal joint.
As the steering wheel is turned, it exerts rotational force on the upper shaft of the steering column. The universal joint allows for the transmission of this rotational motion while accommodating changes in the angle between the upper and lower shafts. It provides flexibility and compensates for any misalignment between the two shafts, ensuring smooth and continuous rotation of the steering column.
The universal joint typically consists of two yokes connected by a cross-shaped component with needle bearings. These bearings allow for rotation in multiple axes, allowing the steering column to handle variations in the angle between the upper and lower shafts during steering movements.
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Use your knowledge of complementary and vertical angles to hit
this shot.
54°
B=
The value of the complementary angle of 54° is determined as B = 36°.
What is a complementary angle?Two angles are called complementary when their measures add to 90 degrees. Two angles are called supplementary when their measures add up to 180 degrees.
So if the measure of one angle is 54°, the value of its complementary angle is calculated as follows;
Mathematically, the formula for calculating the complementary angle of 54° is given as;
B + 54° = 90
B = 90 - 54°
B = 36°
Thus, the value of the complementary angle of 54° is determined as 36° since both angles will add up to 90 degrees.
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The complete question is below:
Use your knowledge of complementary and vertical angles to hit
this shot.
If angle A is 54° and angle B is its complementary angle. Angle B = ?
What is the ¾ of 12?
Answer: 9
Step-by-step explanation:
To find some part of something else, we just multiply the two terms together. So 3/4 of 12 is:
3/4 * 12 = 36/4 = 9.
The attendance office creates a bar graph to display the number of students tardy throughout the month. What is the range of the number of students tardy during the first five months of the year?
Answer:
60
Step-by-step explanation:
To find the range you subtract the highest and lowest value
The highest value on this graph is 105 from the month of May and the lowest value is 45 from the month of March.
When you do 105-45 you get 60 which is the range
I need help help......
Answer:
5 DVD's
Step-by-step explanation:
So Basically It means the 25$ a month Plan is the same if you pay
5 DVD's
Ok each DVD costs 3$ and if you buy 5 of them you just bought 15 bucks worth of DVD's plus the membership which is 10$ in which the equation is
3(x)+10=25
X=5 by the way
So Basically it means if you Buy 5 DVD's plus the member ship thats the same money as the 25$ a month deal for unlimated DVD's
Simplified version: 5 DVD's
Find the value of x. Round
the nearest tenth.
Step-by-step explanation:
here's the answer to your question
Module 7 - Ratios and Averages 1. Tyler wants to calculate his grade in his accounting class. His test grades are a 77%, 62% 85%, 80%. What is his average in the class
Tyler's average grade in his accounting class can be calculated by finding the mean of his test scores, which are 77%, 62%, 85%, and 80%.
To find Tyler's average grade, we need to calculate the mean of his test scores. The mean, also known as the average, is obtained by summing up all the values and dividing the sum by the total number of values. In this case, Tyler has four test scores: 77%, 62%, 85%, and 80%.
To calculate the average, we add up all the test scores: 77 + 62 + 85 + 80 = 304. Next, we divide the sum by the total number of test scores, which is 4. So, 304 divided by 4 equals 76. Therefore, Tyler's average grade in his accounting class is 76%.
The average grade is a useful measure as it provides a single number that represents Tyler's overall performance in the class. It takes into account all his test scores and provides a comprehensive view of his academic progress. By calculating the average, Tyler can assess his performance and identify areas that may require improvement.
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The local furniture store pays $60 for a sofa andsells it with a 30% markup. What is the sellingprice of the sofa?
Question:
The local furniture store pays $ 60 for a sofa and sells it with a 30% markup. What is the selling price of the sofa?.
Solution:
Let the following data:
Base price = $60
30% of base price = $60 x 0.3 = $18
Then:
Selling price = $60 + $18 = $78.
Then, we can conclude that the correct answer is:
The selling price of the sofa is $78.
80% of what equals 560,000
Answer:
Concept: Numerical Analysis
We want a number X such that X × 0.80 = 560,000So we divide 560000 by 0.80 to get X X = 700,000Give brainlistAnswer:
700,000
Step-by-step explanation:
x*0.80=560000
560000/0.80=x
x=700,000
If MZABC = 30° and mZCAD
140° what is mZBAD?
A. 60°
B. 70°
C. 80°
D. 110°
4 Suki watches a movie and eats a snack afterward. The movie starts at 7:15 PM
and is 1 hours long. Suki finishes her snack at 9:10 PM. How long does Suki
spend eating a snack?
Show your work.
It’s question 4 btw
25 minutes long
Explanation:Hope this helps!
Ok so we know that the movie starts at 7:15 PM. The duration of the movie is 1.5 hours long. She begins eating her snack after the movie which, sense 7:15 plus 1.5 hours is 8:45, is 8:45. She finishes her snack at 9:10. What is the difference between 9:10 and 8:45?
For me, the easiest thing to do we would be to add a half hour (30 minutes) to the 8:45. This gets 9:15. Since 9:15 is past 9:10, I subtract the difference to get 5 minutes. I then take the 30 minutes I added to the 8:45 and subtract the 5 minutes that it went over to get 25 minutes. This is the easiest way to get the answer in my opinion. Sorry if this could not be of help to you!
Diagram to better understand maybe? (I did the best I could with this lol)
x (the 25 minutes you found once you solved it)
^
7:15 PM ----------------------------- 1.5 hours later----------------------------------- 9:10 PM
^ ^ ^
Time the movie started Movie length When she finished eating
♡ I am so proud of you! You are doing amazing and you are glowing! Keep up the great work and have a good day! ♡find the surface area of a cylinder with a height of 2 inches and base radius of 4 inches
Answer:
Surface Area = 150.8 square inch
Step-by-step explanation:
\(Surface \ Area = 2 \pi r h + 2 \pi r^2 \ \ \ \ \ \ \ \ \ \ \ \ \ [ \ r = 4 , \ h = 2 \ ] \\\\\)
\(= 2 \pi \times 4 \times 2 + 2 \pi 4^2\\\\=16 \pi + 32 \pi \\\\= 48 \pi \\\\= 150.796 \\\\=150.8 \ square \ inch\)
This is a two part question and it would really help me if you could solve both! :)
\(\displaystyle\\Answer:\ none \ of\ these\ (m=-\frac{5}{3} );\ isosceles,\ right\)
Step-by-step explanation:
1.
a) find the midpoint G of the side DE:
\(x_D=-2\ \ \ \ x_E=3\ \ \ \ y_D=-2\ \ \ \ y_E=1\)
\(\displaystyle\\x_G=\frac{x_D+x_E}{2} \\\\x_G=\frac{-2+3}{2}\\\\x_G=\frac{1}{2}\\\\x_G=0.5\)
\(\displaystyle\\y_G=\frac{y_D+y_E}{2}\\\\y_G=\frac{-2+1}{2} \\\\y_G=\frac{-1}{2} \\\\y_G=-0.5\\\\Thus,\ G(0.5,-0.5)\)
b) find the midpoint I of the side DF:
\(x_D=-2\ \ \ \ x_F=6\ \ \ \ y_D=-2\ \ \ \ y_F=-4\)
\(\displaystyle\\x_I=\frac{x_D+x_F}{2} \\\\x_I=\frac{-2+6}{2} \\\\x_I=\frac{4}{2} \\\\x_I=2\)
\(\displaystyle\\y_I=\frac{y_D+y_F}{2}\\\\y_I=\frac{-2+(-4)}{2}\\\\y_I=\frac{-6}{2} \\\\y_I=-3\\\\Thus,\ I(2,-3)\)
c) the slope of GI:
\(x_G=0.5\ \ \ \ x_I=2\ \ \ \ y_G=-0.5\ \ \ \ y_I=-3\)
\(\displaystyle\\m_{GI}=\frac{y_I-y_G}{x_I-x_G} \\\\m_{GI}=\frac{-3-(-0.5)}{2-0.5} \\\\m_{GI}=\frac{-3+0.5}{1.5} \\\\m_{GI}=\frac{-2.5}{1.5} \\\\m_{GI}=\frac{-2.5(2)}{1.5(2)} \\\\m_{GI}=-\frac{5}{3}\)
2.
Type of Δ DEF:
a) find the length of the side DE:
\(|DE|=\sqrt{(3-(-2)^2+(1-(-2)^2}\\\\|DE|=\sqrt{(3+2)^2+(1+2)^2} \\\\|DE|=\sqrt{5^2+3^2}\\\\|DE|=\sqrt{25+9} \\\\|DE|=\sqrt{34} \ units\)
b) find the length of the side EF:
\(|EF|=\sqrt{(6-3)^2+(-4-1)^2}\\\\|EF|=\sqrt{3^2+(-5)^2}\\\\ |EF|=\sqrt{9+25} \\\\|EF|=\sqrt{34}\ units\)
Hence, DE=EF
c) find the m∠DEF:
\(\displaystyle\\cos \angle E=\frac{\overrightarrow {DE}+\overrightarrow {EF}}{|DE|*|EF|} \\\\\)
Find the coordinates of the vector by the coordinates of its beginning and end points:
\(\displaystyle\\\overrightarrow {DE}=(x_E-x_D,y_E-y_D)\\\\\overrightarrow {DE}=(3-(-2),1-(-2))\\\\\overrightarrow {DE}=(5,3)\\\\\overrightarrow {EF}=(x_F-x_E,y_F-y_E)\\\\\overrightarrow {EF}=(6-3),-5-1)\\\\\overrightarrow {EF}=(3,-5)\\Hence,\\\\cos\angle E=\frac{5*3+3*(-5)}{\sqrt{34}*\sqrt{34} } \\\\cos\angle E=\frac{15-15}{34 }\\\\cos\angle E=\frac{0}{34 }\\\\cos\angle E=0\\\\m\angle E=90^0\)
boxplot if a person is making the minimum salary for a construction worker, they are making more than what percentage of teachers? they are making more than % of teachers.
A boxplot is a graphical representation of data distribution, and it can be used to compare the salary distributions of construction workers and teachers. To determine the percentage of teachers that a person making the minimum salary for a construction worker is making more than, we must first understand the data for both groups.
The minimum salary for a construction worker is a specific value, representing the lowest amount paid to workers in that profession. In contrast, teachers' salaries can vary based on various factors such as experience, education level, and location. Comparing these two distributions can provide insights into the relative earnings of these professions.
Using a boxplot, the minimum, first quartile, median, third quartile, and maximum values can be visually represented for each group. The comparison between the minimum salary for a construction worker and the distribution of teachers' salaries can be observed by looking at the overlap of these two boxplots.
If the minimum salary for a construction worker falls within the first quartile of teachers' salaries, it would mean that a person earning that salary is making more than 25% of teachers. If it falls within the second quartile (between the first and median), the person is making more than 50% of teachers. Similarly, if it falls within the third quartile, they would be making more than 75% of teachers.
To provide a precise percentage, the data for both groups needs to be analyzed and compared. However, without specific numbers, a definitive answer cannot be given. In summary, a boxplot can be used to visualize and compare the salary distributions of construction workers and teachers to determine what percentage of teachers a person making the minimum salary for a construction worker is earning more than.
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List The steps you use to find the gcf of two numbers
Answer:
1. List the prime factors of each number.
2. Circle every common prime factor — that is, every prime factor that's a factor of every number in the set.
3. Multiply all the circled numbers. The result is the GCF.
Step-by-step explanation:
help I suck at math lol
Answer:
14/8 = 1 3/4
48/9 = 5 1/3
Step-by-step explanation:
14/8 = 1 6/8
6/8 = 3/4
14/8 = 1 3/4
48/9 = 5 3/9
3/9 = 1/3
48/9 = 5 1/3