Answer:
1.(b) All angles are right angles
2.angle c and angle a are alternate exterior angles.
Answer:
1.(b) All angles are right angles
2.angle c and angle a are alternate exterior angles.
I NEED HELP NOW PLEASE! (Science)
A bowling ball is placed on the moon.
Which feature of the bowling ball stays the same?
A. force from gravity
B. weight
C. mass
Answer:
C. mass
Step-by-step explanation:
gravity is different on the moon
and weight is different because of that change in gravity
If the bowling ball is placed on the moon, the feature which will stays same, mass of the ball. So option C is correct
What is Force ?The definition of force is the pushing or pulling of anything. Push and pull are the result of two things interacting with one another. Stretch and crush are two more phrases that can be used to describe force.
Given that,
A bowling ball is placed on the moon
So, when ball is placed on moon, it affects the following factors,
Force from gravity - On the Earth and on the Moon the gravitational force will be different.
Weight - On the Earth and On the Moon the gravitational acceleration will be different so weight will be different on both the planets.
Mass- It is the property of the object and it is independent from the planets, it will be same on every planet.
Hence, the Mass is same on both the planets
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OI 00
R
b) From the given figure:
write the alternate
angle of angle RUN
P
$
2
Answer:
alternate angle to angle RUN is angle POU
Step-by-step explanation:
Alternate angles are defined as angles that are located in opposite positions when we look at them relative to a transverse line that intersects two horizontal lines.
Now, we want to find the alternate angle to angle RUN.
The same transverse line cuts the other horizontal line PQ at point O.
Therefore the alternate angle to angle RUN is angle POU
BCDE is a Rhombus.
B
С
55°
E
D
What is the mDBE?
In the triangle below, suppose that mV = (x - 2)",mW = (x - 2)°, and m ZX=(4x+4)*Find the degree measure of each angle in the triangle.(x - 2)(4x + 4)m ZV =Х5?m ZW =001Xm 2x =(x - 2)°
SOLUTION
Consider the image given below.
From the image above,
\(\begin{gathered} \angle V=(x-2)^0 \\ \angle W=(x-2)^0 \\ \angle X=(4x+4)^0 \end{gathered}\)To find the measures of each angle, we need to obtain the value of small x in the diagram.
Applying the rule: Sum of angle in a triangle is 180 degrees
\(\angle V+\angle W+\angle X=180^0\)Then substitute the given expression, we have
\(\begin{gathered} (x-2)^0+(x-2)^0+(4x+4)^0=180^0 \\ Then \\ x-2+x-2+4x+4=180^0 \end{gathered}\)Collect like terms and add
\(\begin{gathered} x+x+4x-2-2+4=180^0 \\ 6x-4+4=180^0 \\ \text{then} \\ 6x=180 \end{gathered}\)Divide both sides by 6, we have
\(\begin{gathered} \frac{6x}{6}=\frac{180}{6} \\ hence \\ x=30 \end{gathered}\)hence, x=30
Then substitute the value of x to obtain the measure of each angles.
\(\begin{gathered} \angle V=(x-2)^0 \\ \text{Then x=30} \\ \angle V=30-2=28^0 \end{gathered}\)Since the triangle is an issoceles triangle, then
\(\angle W=28^0\)Hence
\(\begin{gathered} \angle X=(4x+4)^0 \\ \angle X=(4\times30+4)^0=(120+4)=124^0 \\ \text{hence} \\ \angle X=124^0 \end{gathered}\)Therefore
Answer : ∠V= 28°, ∠W=28°, ∠X=124°
help please
0.1 - 4.37
Answer:
-4.27
Hope this helps.
Step-by-step explanation:
Because the negative number ( - 4.37 ) is bigger than 0.1, the answer is going to end up negative. You can swap sides on the equation to become - 4.37 + 0.1, in which case is 4.36 - 0.1 but you have to remember to add the negative sign afterward.
Find the error(s) and solve the problem correctly.
Solve for g(f(0)) if f(x) = g(x) = 2x - 1
Answer:
The error was made in substituting the function and the problem has been solved correctly by using substitution method.
What is substitution method?
One strategy for solving equation-related problems is the substitution strategy. Get an expression for one variable in terms of the second variable using one equation before applying the substitution procedure. The expression in the second equation after that should be used in place of that variable.
We are given two functions as f(x) and g(x).
We need to calculate g (f(0)).
The error made was that the student substituted g(x) into f(x) whereas f(x) was to be substituted in g(x).
Now,
f(0) = \(\frac{3(0) - 7}{4}\)
f(0) = \(\frac{- 7}{4}\)
Now, on substituting, we get
⇒g (f(0)) = 2f(0) - 1
⇒g (f(0)) = 2 (\(\frac{- 7}{4}\)) - 1
⇒g (f(0)) = \(\frac{- 7}{2}\) - 1
⇒g (f(0)) = \(\frac{- 9}{2}\)
Hence, the correct solution has been obtained.
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Since there are multiple questions so, the question answered above is attached below
6 cm
6 cm
6 cm
20 cm
The area of one of the bases of the figure shown above is about 15.6 cm².
What is the surface area, in cm2, of the figure? Round your answer to the
nearest tenth.
The surface area of the figure for the given condition is 391.2 cm²
What is a Triangular Prism?The pentahedron Triangular Prism contains nine different nets. The bases' vertices and edges are connected by means of their three rectangular sides. The rectangular sides of the triangular prism are joined to one another side by side.
Given the triangular prism,
which consist of two triangles and 3 rectangles,
the surface area of the figure is the sum of the area of triangles and 3 rectangles,
given sides of triangle is 6cm x 6cm x 6cm
area of equilateral triangle = √3/4(a²)
area of equilateral triangle = 6²*(√3/4)
area of equilateral triangle = 15.6 cm²
and dimensions of the rectangle is 6cm x 20 cm
area of rectangle = l x b
area of rectangle = 6*20
area of rectangle = 120 cm²
area of shape = 2(area of triangle) + 3(area of rectangle)
area of shape = 2*15.6 + 3*120
area of shape = 31.2 + 360
area of shape = 391.2 cm²
Hence the area is 391.2 cm².
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Which expression is equivalent to 9(9m + 3t)?
Answer:
The answer is 81m + 27t hope it was helpful
Here are the scores of 13 students on an algebra test.
65, 72, 73, 73, 77, 80, 81, 82, 83, 85, 86, 90, 91
Notice that the scores are ordered from least to greatest.
Give the five-number summary and the interquartile range for the data set.
Answer:
Q1=65
Range= 65-91= 26
Median= 81
Mode= 73
Median=953 ( if your confused on how to get mode juts add all the scores of the 13 students and then divided by the 13 students so 65,+ 72,+ 73+, 73, +77, +80, +81, +82, +83, +85,+ 86,+ 90,+ 91+÷13=953)
Q2=91
PLEASE HELP An elevator goes down 3 floors, up 5 floors, and finally down 7 floors. Which expression represents the total number of floors the elevator traveled?
*
A | -3 | + | 5 | + | -7 |
B | -3 | - | 5 | + | -7 |
C ( -3 ) + 5 + ( -7 )
D 3 - 5 + 7
Answer:
B is the answer
Step-by-step explanation:
how many cubes with an edge length of 1/2cm can fit into a rectangular prism 7 1/2 cm by 12 cm by 15 1/2 cm?
11,160 cubes can be fit in the prism.
What is Volume?The space occupied within an object's borders in three dimensions is referred to as its volume. It is sometimes referred to as the object's capacity.
Given:
Cube edge length = 1/2 cm
We have a rectangular prism that measures
= (7 + 1/2)cm by 12cm by (15 + 1/2) cm.
So, the volume is
V = (7 + 1/2)cm x 12cm x (15 + 1/2)cm
= 1,395 cm³
Now, a cube with an edge length of 1/2 cm has a volume of:
V' = (1/2cm)³
= 0.125 cm³
Now, the number of cubes fitted
V/V' = ( 1,395 cm³)/(0.125 cm³)
= 11,160
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Central conservative forces: (a) Consider the force F= r2kr^ : Is this force conservative? Is it central? If it is conservative find the potential energy V(r). For full marks you need to justify your answer and explain any assumptions that you make.
The force F = r^2k(r^) is not conservative because its curl is nonzero. The force is central because it depends only on r and acts along the radial direction. Since it is not conservative, there is no potential energy function V(r) associated with this force
To determine whether the force F = r^2k(r^) is conservative and central, let's analyze its properties.
A force is conservative if it satisfies the condition ∇ × F = 0, where ∇ is the gradient operator. In Cartesian coordinates, the force can be written as F = Fx i + Fy j + Fz k, where Fx, Fy, and Fz are the components of the force in the x, y, and z directions, respectively. The curl of F is given by:
∇ × F = (∂Fz/∂y - ∂Fy/∂z)i + (∂Fx/∂z - ∂Fz/∂x)j + (∂Fy/∂x - ∂Fx/∂y)k.
Calculating the components of F = r^2k(r^):
Fx = 0, since there is no force component in the x-direction.
Fy = 0, since there is no force component in the y-direction.
Fz = r^2kr^.
Taking the partial derivatives, we have:
∂Fz/∂x = ∂/∂x (r^2kr^) = 2rkr^2(∂r/∂x) = 2rkr^2(x/r) = 2xkr^3.
∂Fz/∂y = ∂/∂y (r^2kr^) = 2rkr^2(∂r/∂y) = 2rkr^2(y/r) = 2ykr^3.
Substituting these values into the curl equation, we get:
∇ × F = (2ykr^3 - 2xkr^3)k = 2k(r^3y - r^3x).
Since the curl of F is not zero, ∇ × F ≠ 0, we conclude that the force F = r^2k(r^) is not conservative.
Now let's determine if the force is central. A force is central if it depends only on the distance from the origin (r) and acts along the radial direction (r^).
For F = r^2k(r^), the force is indeed central because it depends solely on r (the magnitude of the position vector) and acts along the radial direction r^. Hence, it can be written as F = Fr(r^), where Fr is a function of r.
Since the force is not conservative, it does not possess a potential energy function. In conservative forces, the potential energy function V(r) can be defined, and the force can be expressed as the negative gradient of the potential energy, i.e., F = -∇V. However, since F is not conservative, there is no potential energy function associated with it.
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URGENT!!! PLEASE HELP!!! Find x and y.
Answer:
x is 48 and y is 100
Step-by-step explanation:
Angle y = 100 degree
Angle x = 48 degree
what is 3y+13=x if 5x+4y=8
The solution to the System of equations is (x,y) = (4,-3).
We are given two equations:
3y + 13 = x (Equation 1)
5x + 4y = 8 (Equation 2)
We can use Equation 1 to express x in terms of y by subtracting 3y from both sides and then subtracting 13 from both sides:
x = 3y + 13 (Equation 3)
We can then substitute Equation 3 into Equation 2 in place of x:
5(3y + 13) + 4y = 8
Simplifying and solving for y, we get:15y + 65 + 4y = 8
19y = -57
y = -3
Now that we have the value of y, we can substitute it into Equation 3 to find the corresponding value of x:x = 3y + 13 = 3(-3) + 13 = 4
Therefore, the solution to the system of equations is (x,y) = (4,-3).
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A real estate agent sold three apartment buildings. The first sold for $1,259,300, the second sold for $2,839,750, and the third sold for $1,935,200. What was the total cost for the three buildings?
Answer:
The total cost for the three buildings was $6,034,250.
Step-by-step explanation:
Given,
The first sold for $1,259,300,
the second sold for $2,839,750,
the third sold for $1,935,200.
We add these three sold cost of apartment buildings
$1,259,300 + $2,839,750 + $1,935,200 = $6,034,250.
To calculate the total cost of three things, you will need to add the individual costs of each item together.
1. Determine the cost of each item. Add together the cost of all three items. This total is the cost of the three items.
2. If the items are sold as a package, determine the cost of the package. This is the cost of the three items.
3. If the items are sold at a discounted rate, calculate the total cost of each item after the discount has been applied. Add together the costs of the three items after the discount has been applied. This total is the cost of the three items.
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the rate of college enrollment immediately after high school completion was 67
The statement " Rate of college enrollment immediately after completing high school was 67% by 1997" is an example of (a) Descriptive Statistics.
The Descriptive statistics involves the use of measures, such as averages, proportions, and frequencies, to summarize and describe the main features of a set of data.
In this statement, the rate of 67% is a summary statistic that describes the proportion of high school graduates who enrolled in college immediately after completing high school in 1997.
Whereas; the inferential statistics involves making inferences or predictions about a population based on a sample of data.
The statement provides a summary statistic for the rate of college enrollment for a specific year, 1997, but it does not provide any inferences or predictions about the rate of college enrollment for other years or other populations , so it denoted a Descriptive Statistics .
The given question is incomplete , the complete question is
What type of Statistics does the statement "the rate of college enrollment immediately after high school completion was 67" represents ?
(a) Descriptive
(b) Inferential
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If p, q are natural numbers and ε is a positive real number, show that for some natutal number Nn ≥ N and n ∈ N ⇒ |p/n − q/n| < ε.
Conclusion
Therefore, for some natural number N, n ≥ N and n ∈ N implies |(p - q)/n| < ε.
To show that for some natural number N, n ≥ N and n ∈ N implies |p/n - q/n| < ε, we'll use the Archimedean property of real numbers. The Archimedean property states that for any positive real numbers a and b, there exists a natural number n such that n*a > b.
Let's consider the inequality we want to prove: \(|p/n - q/n| < ε.\)
Step 1: Rewrite the inequality
First, we can rewrite the inequality as |(p - q)/n| < ε, since we are allowed to combine the fractions.
Step 2: Apply the Archimedean property
By the Archimedean property, we know that for any ε > 0, there exists a natural number N such that N > (p - q)/ε.
Step 3: Rearrange the inequality
We can rearrange the inequality from step 2 to get\( N*ε > p - q. \)
Step 4: Divide by N
Now, divide both sides of the inequality by N to get \(ε > (p - q)/N.\)
Step 5: Relate this to our original inequality
We want to show that |(p - q)/n| < ε for some n ∈ N, where n ≥ N. Since n ≥ N, and ε > (p - q)/N, we have ε > (p - q)/n for n ∈ N and n ≥ N
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When attempting to persuade an audience that is neutral, you should __________. Group of answer choices
When attempting to persuade an audience that is neutral, you should refer to beliefs that many listeners share. Option A is the correct answer.
By identifying common ground or shared beliefs, you can establish a connection with the audience and create a foundation for your persuasive message.
This approach helps to build rapport and increases the likelihood of the audience being receptive to your ideas
When persuading a neutral audience, it is important to be clear, concise, and engaging in order to capture their attention and effectively convey the message.
By using these strategies, the speaker can increase the likelihood of persuading the neutral audience to take action or adopt a particular perspective.
When attempting to persuade an audience that is neutral, there are several strategies that can be employed. Firstly, it is important to establish credibility and trust with the audience by presenting relevant and reliable information from credible sources.
Secondly, it is important to appeal to the audience's emotions by using storytelling, humor, or personal anecdotes.
This can help create a connection between the audience and the speaker and help them see the issue from a more personal perspective.
Thirdly, it is important to anticipate and address any potential objections or counterarguments the audience may have , and to provide convincing evidence and logical reasoning to support the speaker's position.
The correct option is A.
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Complete Question
When attempting to persuade an audience that is neutral, you should __________.
a. refer to beliefs that many listeners share.
b. ask listeners for an immediate show of support.
c. consider making advocacy, rather than understanding, your goal.
d. acknowledge the opposing points of view that audience members may hold.
Yoshi multiplied -6.2 by -0.14. His result was -0.868. Which statement likely describes the error he made in his calculation?
Yoshi did not apply the order of operations.
Yoshi applied the rules of signed numbers incorrectly.
Yoshi placed the decimal point in his answer in the wrong place.
Yoshi estimated, but he did not find the actual answer.
Answer:
Yoshi applied the rules of signed numbers incorrectly
Step-by-step explanation:
When you multiply 2 negatives, you get a positive.
an aeroplane covers a distance of 7200 km an hour how much distance will it cover in 12 hours
Answer:
86,400 km.
Step-by-step explanation:
Let x be time (hours) and y be distance (km).
If an aeroplane covers a distance of 7200 km/h then we can write an equation as y = 7200x
This means if x = 1 i.e time is one hour and the distance is 7200 km.
Therefore, in 12 hours will be x = 12, substitute x = 12 in y = 7200x.
Thus, y = 7200(12) then calculate as we receive 86,400 km.
Hence, it will cover 86,400 km in 12 hours.
Second Method
Another method involves with speed formula, speed = distance/time.
Because we want to find distance, move time to multiply with speed.
Thus, our new formula for distance is distance = speed*time.
Our speed is 7,200 km/h and time would be 12 because we want to find distance within 12 hours.
Hence, distance = 7200*12 = 84,600 km.
If you have any questions regarding this math problem or my answer, you can always reach out to me in comment!
select all valid relational set operators from the list below. select all that apply. group of answer choices plus union unionize except
The Union of South American Nations (UNASUR) is not a regional alliance.
What is the Union of South American Nations?
The Union of South American Nations was formed in 2008 to further the interests of South American nations. It was an intergovernmental union and that was meant to bring more prosperity to the region.
There are also plans to make UNASUR a single-currency union. The Union of South American Nations was never meant to be a regional alliance however.
complete question is
the union of south american nations (unasur) is considered all of the following except (5 points) group of answer choices a supranational organization an intergovernmental union a single-currency union a regional alliance
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The value of 8 dimes is ____% of the value of a dollar
Answer:
80%
Step-by-step explanation:
Solve for x:
x = ($0.80 / $1.00) * 100 x = 0.8 * 100 x = 80
So, the value of 8 dimes is 80% the value of a dollar.
Hope this helps :)
Pls brainliest...
Answer:
80%
Step-by-step explanation:
a dime is 10 cents and a dollar is 100 cents so 8times 10 is 80 so therefore 8 dimes is 80 cents so its 80% of a dollar
Which statement is true about this right triangle?
y²+ z² = x²
Z + y = x
X
x² + y2 = z?
у
x²+ z² = y²
Answer:
Step-by-step explanation:
the Pythagorean theorem is :
a^2+b^2=c^2
c is the hypotenuse
if y is the hypotenuse then x^2+z^2=y^2
if x is the hypotenuse then y^2+z^2=x^2
I need help y’all pls I will give brainliest
Answer: (-2,-2)
Step-by-step explanation:
Start at finding the y-intercept(-3) then do rise over run with -2x
Rise over run is count up/down then left/right
Mr. Russo had 6.25 cubic feet of potting soil in his raised garden bed. Then he took a bag of soil and poured in enough to completely fill the 9-cubic-foot bed. Let x represent how much soil was in the bag. Which inequality describes the problem?
Answer:
b
Step-by-step explanation:
8th GRADE MATH NEED HELP I HAVE AN F and my parents r coming at me TY what is the slope for this scenario?
Rewrite the equation by completing the square.
6 - 16 = 0
(x +
Answer:
6-16=10x here is you answer
tell me whether (-1,2) is a solution of 8x+y>-6
Answer:
(8(-1)+2>-6
-8+2>-6
-6>-6
Step-by-step explanation:
Suppose an Inspector at a shipping port is checking for counterfeit goods. The Inspector confronts an Owner of three shipping containers. The containers are labeled A, B, and C. Both the Inspector and Owner know that one of the three shipping containers has counterfeit goods. The Inspector does not know which container has the counterfeit goods but knows that each container has the same chance of containing the counterfeit goods. Prior to the Inspectors arrival, the owner randomly chose one of the containers to place the counterfeit goods in. Per company policy, the Inspector can only request that the Owner open one of the containers to inspect. If the Inspector successfully finds the counterfeit items they receive a payoff of 100 and if they fail to find the counterfeit items they receive a payoff of -100. The Owner receives a payoff of 100 if the Inspector does not find the counterfeit goods and a payoff of -100 if the Inspector finds the items. Suppose the Inspector chooses container B. However, before opening container B, the Owner instead opens container A. The Owner shows the Inspector that inside container A there are no counterfeit items. The Owner then asks the Inspector if they would like to request that the Owner open container C instead of A. Use game theory to show whether the Inspector would maximize their chance of finding counterfeit items by opening container B or switching to container C. What is the expected payoff for both the Owner and Inspector for each choice?
Regardless of what the Inspector chooses, the Owner's expected payoff is the same (33.33). The Owner does not have a better option than waiting for the Inspector to choose container B.
This problem can be modeled as a game of incomplete information. The Inspector and Owner are players in the game, and each has two possible strategies: either choose container B, or switch to container C. The payoffs for each player depend on the strategy they choose and which container contains the counterfeit goods.
To solve this game, we can use backward induction. We start by considering the final decision point: whether to switch to container C after seeing that container A does not contain the counterfeit goods. Let's consider the two cases:
If the counterfeit goods are in container B, then the Inspector knows that container C also does not have the counterfeit goods. In this case, the payoff for choosing container B is 100 (if they find the counterfeit goods) or -100 (if they do not).
If the counterfeit goods are in container C, then the Inspector knows that container B does not have the counterfeit goods. In this case, the payoff for switching to container C is 100 (if they find the counterfeit goods) or -100 (if they do not).
Since the Inspector does not know which container has the counterfeit goods, they should choose the strategy with the higher expected payoff. To calculate the expected payoffs, we need to consider the probability that the counterfeit goods are in each container. Since the owner chose one container at random, each container has a 1/3 chance of containing the counterfeit goods.
If the Inspector chooses container B, the expected payoff is:
Expected payoff (choose container B) = (1/3) * 100 + (2/3) * (-100) = -33.33
If the Inspector switches to container C, the expected payoff is:
Expected payoff (switch to container C) = (1/3) * 100 + (2/3) * (-100) = -33.33
Therefore, regardless of what the Inspector chooses, their expected payoff is the same (-33.33). This means that the Inspector does not have a better option than choosing container B, and switching to container C does not improve their chances of finding the counterfeit goods.
For the Owner, if the Inspector chooses container B, then the Owner's expected payoff is:
Expected payoff (Inspector chooses container B) = (1/3) * (-100) + (2/3) * 100 = 33.33
If the Inspector switches to container C, then the Owner's expected payoff is:
Expected payoff (Inspector switches to container C) = (1/3) * (-100) + (2/3) * 100 = 33.33
Therefore, regardless of what the Inspector chooses, the Owner's expected payoff is the same (33.33). The Owner does not have a better option than waiting for the Inspector to choose container B.
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2x-8=4(x+1). Solve for X please!
Answer:
-6 = x
Step-by-step explanation:
2x-8=4(x+1)
Distribute
2x -8 = 4x+4
Subtract 2x
2x-8-2x = 4x-2x+4
-8 = 2x+4
Subtract 4
-8-4 = 2x+4-4
-12 = 2x
Divide by 2
-12/2 = 2x/2
-6 = x
Answer:
\(x = - 6\)
Step-by-step explanation:
\(2x - 8 = 4(x + 1) \\ 2x - 8 = 4x + 4 \\ 2x - 4x = 8 + 4 \\ - 2x = 12 \\ \frac{ - 2x}{ - 2} = \frac{12}{ - 2} \\ x = - 6\)
hope this helps
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good luck! have a nice day!