According to the consecutive interior angles theorem, when two lines are parallel, the consecutive interior angles are supplementary to each other.
How to prove consecutive interior angles theorem?According to the consecutive interior angles theorem, if a transversal passes through two parallel lines, it creates two pairs of supplementary consecutive interior angles. In other words, the sum of the consecutive interior angles formed by two parallel lines intersected by a transversal equals 180°.When a transversal cuts two lines, the pair of angles on one side of the transversal and inside the two lines is known as the consecutive interior angles. Angles 3 and 5 in the diagram are consecutive interior angles. Angles 4 and 6 are also consecutive interior angles.The two lines are parallel if the alternate interior angles produced by the transversal line on two coplanars are congruent. As a result, for example we can write ∠ 2 = ∠ 5, which are corresponding angles. As a result, an is parallel to b.To learn more about Consecutive Interior Angles Theorem refer to :
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A computer store buys a computer system at a cost of $463.80. The selling price was first at $773, but then the store advertised a 20% markdown on the system. Answer parts a and b.
Answer:
618.4
Step-by-step explanation:
Based on the given conditions, formulate: 773 x (1 - 20%)
Calculate the sum or difference: 773 × 0.8
Calculate the product or quotient: 618.4
Answer: 618.4
Angelina’s family owns a mini-golf course. When discussing the business with a customer, she explains there is a relationship between the number of visitors and hole-in-one winners. If x is the number of visitors and y is the number of winners, which conclusion is correct?
The ordered pair (–3, 6) is viable.
The ordered pair (7, 2) is viable.
The ordered pair (15, –7) is viable.
The ordered pair (18, 3) is non-viable.
Answer:
look at the image and give me brainliest k thx
Step-by-step explanation:
Answer:
Step-by-step explanation:
7,2 is viable
There is a bag filled with 4 blue and 5 red marbles.
A marble is taken at random from the bag, the colour is noted and then it is replaced
Another marble is taken at random.
What is the probability of getting 2 of the same colour?
Answer:
41/81
Step-by-step explanation:
There are a total of 4 blue marbles, 5 red marbles giving 9 total number of marbles
Let P(B₁) =Probability of getting a blue marble on the first draw
Let P(B₂) =Probability of getting a blue marble on the second draw
Let P(R₁) =Probability of getting a red marble on the first draw
Let P(B₂) =Probability of getting a red marble on the second draw
P(B₁) = Number of blue marbles ÷ total number of marbles = 4/9
Since the marble is replaced before the second draw, the total number of blue marbles and total number of both marbles is the same as for the first draw
P(B₂) = P(B₁) = 4/9 also
Probability of getting 2 blue marbles on 2 consecutive draws= P(B₁B₂)
= 4/9 x 4/9 = 16/81
P(R₁) = Number of red marbles ÷ total number of marbles = 5/9
P(getting a red marble on the second draw) = P(R₁R₂) = 5/9
Probability of getting 2 red marbles on 2 consecutive draws = P(R₁R₂)
= 5/9 x 5/9 = 25/81
Since we are asked the probability of getting 2 of the same color we can rephrase the same question as
P(two of same color) = P(B₁B₂ ∪ R₁R₂) = P(B₁B₂) + P(R₁R₂) = 16/81 + 25/81 = 41/81
Determine whether the description corresponds to an observational study or an experiment Research is conducted to determine if there is a relation between heart arrhythmias and caffeine consumption. Does the description correspond to an observational study or an experiment?
The description corresponds to an observational study, which involves gathering data and information to draw conclusions without intervening in the process. Correct answer: letter D.
An experiment would involve manipulating the variables to see the effect of the manipulation. In this case, it would involve changing the caffeine consumption and observing the effect on heart arrhythmias.
In order to better understand the relationship between heart arrhythmias and caffeine consumption, researchers need to consider a variety of factors, including the amount of caffeine consumed, the timing of consumption, and any potential underlying medical conditions that could be influencing the results.
Furthermore, researchers need to ensure that the study population is large enough and diverse enough to accurately reflect the general population. Additionally, researchers need to consider potential confounding variables, such as lifestyle factors, medications, and other dietary components that could be influencing the results.
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a strip of paper is available for each whole number length from 1 inch to 15 inches. what is the probability that if a strip is randomly selected, it can be used as the third side of a triangle with two sides of 5 and 7 inches? express your answer as a common fraction.
The third side of triangle is 7/15.
The third side of a triangle must satisfy the triangle inequality, which states that the sum of any two sides must be greater than the third side. For a triangle with sides of 5 and 7 inches, the third side must be less than 5 + 7 = 12 inches. So, the possible lengths for the third side are 5, 6, 7, 8, 9, 10, 11 inches.
There are 15 total possible lengths for the strip, so the probability of randomly selecting a strip that can be used as the third side of a triangle with sides of 5 and 7 inches is 7/15.
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The third side of triangle is 7/15.
The third side of a triangle must satisfy the triangle inequality, which states that the sum of any two sides must be greater than the third side. For a triangle with sides of 5 and 7 inches, the third side must be less than 5 + 7 = 12 inches. So, the possible lengths for the third side are 5, 6, 7, 8, 9, 10, 11 inches.
There are 15 total possible lengths for the strip, so the probability of randomly selecting a strip that can be used as the third side of a triangle with sides of 5 and 7 inches is 7/15.
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randy needs to buy school supplies he needs a headset that cost 30.00 he also needs notebooks that cost 3.00 each format your response using 2 decimal places
Step-by-step explanation:
If Randy needs to buy a headset that costs $30.00 and notebooks that cost $3.00 each, we can calculate the total cost of the supplies as follows:
Let's assume that Randy needs n notebooks.
The total cost of the notebooks will be $3.00 * n.
The total cost of the headset and the notebooks will be $30.00 + $3.00 * n.
So the total cost of the supplies will be $30.00 + $3.00 * n, rounded to 2 decimal places.
how to find the speed of a roller coaster math ia
To find the speed of a roller coaster, measure the distance it travels in a certain amount of time, then divide that distance by the amount of time it took to travel.
To find the speed of a roller coaster, start by measuring the distance it travels in a certain amount of time. This can be done by using a measuring tape to measure the total length of the track. Then, use a stopwatch to measure the amount of time it takes for the coaster to complete one full lap of the track. Once you have both of these measurements, divide the total distance traveled by the amount of time it took to travel. This will give you the speed of the roller coaster, given in units such as meters per second.
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Determine lim x→ 4 f(x) given the definition of f(x) below. (If the limit does not exist, enter DNE.) if= -2x² + 3x - 1 if x-4
-1 if -4 < x < 1
-2x² + x if x ≥ 1
The limit as x approaches 4 of f(x) is equal to -2 * 4^2 + 3 * 4 - 1 = 15.
What is function?A function is an equation with just one solution for y for every x. A function produces exactly one output for each input of a certain type. Instead of y, it is usual to call a function f(x) or g(x). f(2) indicates that we should discover our function's value when x equals 2. Example. A function is defined technically as a relation between a set of inputs and a set of potential outputs, where each input is associated to exactly one output. A function is an equation that depicts the connection between an input x and an output y, with precisely one output for each input. Another name for input is domain, while another one for output is range.
Here,
The limit of f(x) as x approaches 4 is given by the value of f(4).
For x = 4, the definition of f(x) is:
-2x^2 + 3x - 1 = -2 * 4^2 + 3 * 4 - 1 = 15.
Therefore, the limit of f(x) as x approaches 4 is 15.
So, lim x→ 4 f(x) = 15.
The limit of f(x) as x approaches 4 is equivalent to -2 * 42 + 3 * 4 - 1 = 15.
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b. What is the value of the camper after 5 years? Round to the nearest dollar.
$13320 is the value of the camper after 5 years.
What is Slope of Line?The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.
The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.
The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is
m=y₂-y₁/x₂-x₁
m=23680-29600/3-2
=-5920
Now let us find the y intercept
37000=-5920(1)+b
b=37000+5920
b=42920
y=-5920(5)+42920
=-29600+42920
y=13320
Hence, $13320 is the value of the camper after 5 years.
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In the autonomous differential equation dx/dt = x(1 - x), the critical point Select the correct answer.
A. x = 0 is semistable B. x = 1 is an attractor C. x = 1 is a repeller
D. x = 0 is an attractor E. x = 1 is semistable
The correct option are: B. x = 1 is an attractor; is the critical point for the given autonomous differential equation.
Explain the term autonomous differential equation?The right-side zeros of an autonomous 1st order differential equation provide the critical points: x' = f(x)
If a sign of said function shifts from positive towards negative, f(x) = 0
a critical point becomes an attractor:if the function's sign flips from negative towards positive, is a repeller.If a function does not reverse signs just at critical point, it is semistable.These critical point characteristics reveal the behaviour of the solutions close to the critical points.The solutions would converge around the critical point around an attractor.
Solve the autonomous differential equation:
dx/dt = x(1 - x),
Put dx/dt = 0
x(1 - x) = 0
x = 0, x = 1
Thus, at x = 1.
The function changes as from positive towards negative.
So, the solution becomes critical point.
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A construction company is curretly working on six projects the table shows the progress of each of the projrcts represented as a decimal what Is the range of the progrese of these projects
The range of the progress of the construction company's six projects is 0.82.
The range of data is a measure of its spread. To calculate the range, you subtract the smallest value from the largest value.
The data for this problem is:
Project Progress
u 0.87
v 0.31
w 0.08
x 0.05
y 0.19
z 0.5
In this case, the smallest value is 0.05 (project x) and the largest value is 0.87 (project u), so:
= 0.87 - 0.05 = 0.82This means that the difference between the most advanced project and the least advanced project is 0.82. The range is an important measure of variability and helps in understanding the distribution of data, in this case, the progress of the construction projects.
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A company uses a sketch to plan an advertisement on the side of a building. The lettering on the sketch is ¾ inch tall. In the actual advertisement, the letters must be 34 times as tall. How tall will the letters be on the building?
The letters in the actual advertisement will be 25.5 inches tall.
The height of the letters in the sketch is ¾ inch. To find the height of the letters on the actual advertisement, we have to multiply ¾ inch by 34.
So, ¾ inch x 34 = 25.5 inches
Therefore, the height of the letters on the building will be 25.5 inches.
It's important to understand the relationship between the sketch and the actual advertisement. In this case, the sketch serves as a visual representation to plan the design, but the size of the lettering must be adjusted to fit the intended space. In this case, the lettering needs to be 34 times larger in the actual advertisement than it is in the sketch.
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Almost all medical schools in the united states require students to take the medical college admission test (mcat). The total score of the four sections on the test ranges from 472 to 528. In spring of 2019, the mean score was 500. 9, with a standard deviation of 10. 6.
What is the question for this so I can answer it?
Help Please, will give brainly if correct
The equation of the first and second line is y = 1.5x + 1 and y = 1.5x - 2
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables. An equation can either be linear, quadratic, cubic and so on
The slope intercept form of a linear equation is:
y = mx + b
where m is the rate of change and b is the y intercept
The first line passes through the point (0, 1) and (-2, -2). Hence:
[tex]y-y_1=\frac{y_1-y_1}{x_2-x_1} (x-x_1)\\\\substituting:\\\\y-1=\frac{-2-1}{-2-0} (x - 0)\\\\y=1.5x+1[/tex]
The second line passes through the point (0, -2) and (-2, -5). Hence:
[tex]y-y_1=\frac{y_1-y_1}{x_2-x_1} (x-x_1)\\\\substituting:\\\\y-(-2)=\frac{-5-(-2)}{-2-0} (x - 0)\\\\y=1.5x-2[/tex]
The equation of the line is y = 1.5x + 1 and y = 1.5x - 2
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Solve the initial value problem
10(t+1)dydt?9y=9t,
After differentiation, The expression will be [tex]y = \frac{10}{9-t}[/tex].
What is differentiation?Differentiation is one of the two central concepts in calculus, along with integration. Differentiation is a method for finding a function's derivative. Differentiation is a mathematical technique used to calculate the instantaneous rate of change of a function based on one of its variables. Velocity, or how quickly a distance varies in respect to time, is the most common example. Differentiation's opposite is finding an antiderivative.
If x and y are two variables, then dy/dx gives the rate of change of x in relation to y. A function's derivative is represented universally by the equation f'(x) = dy/dx, where y = f(x) is any function.
dy/dx
Now,
Given right expression is[tex]10(t+1)\frac{dy}{dt}-9y=9t[/tex]
[tex]9(y+t)=(10t-10)\frac{dy}{dt}[/tex]
After differentiation: [tex]\frac{s}{dx} (x^{n}) = nx^{n-1}[/tex]
[tex]9(y+t)=10[/tex]
[tex]y = \frac{10}{9-t}[/tex]
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In an effort to protect the environment, Ryan is trying to get the citizens of his hometown, Centerville, to waste less water. A study indicated that they wasted 9,500 gallons of water last year and 5,130 gallons of water this year. What is the percent of decrease in the amount of water wasted yearly?
Answer:
13
Step-by-step explanation:
What are the like terms, coefficients, and constants in the equation 7-5x+1
Answer:
Let's define these terms:
Step-by-step explanation:
A variable is a letter that represents a number.
x and y are common variables for algebra.
A coefficient is a number next to a variable.
Ex: 8x, 8 is the coefficient for the variable x
A constant is a number without a variable.
Ex: 3, -4, and pi are examples of constants.
How to convert 150 pounds to kilograms?
68.0389 convert 150 pounds to kilograms
How do you convert pounds to kilograms?To convert lbs to kg, multiply the given lbs value by 0.45359237 kg. For example, to convert 5 lbs to kilogram, multiply the given 5 lbs by 0.45359237 kg. Therefore, 5 lbs is approximately equal to 2.26796185 kgDivide the number of pounds by 2.2046 to use the standard equation. For example, if you want to convert 50 pounds to kilograms, divide 50 by 2.2046, which is equal to 22.67985 kg. To convert 200 pounds to kilograms, divide 200 by 2.2046, which is equal to 90.71940 kg.To convert ounces to pounds, divide by 16 the mass in ounces. The result will be the mass expressed in poundsTo learn more about convert pounds to kilograms refers to:
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what is the area of the region between the curves y=sinx and y=cosx that contains the point (0,0)
The area of the region between the curves y=sinx and y=cosx that contains the point (0,0) is 4π.
The area of the region between the curves y=sinx and y=cosx that contains the point (0,0) is the integral of the absolute value of the difference between the two functions. This is expressed mathematically as:
∫|sinx-cosx|dx
Using integration by parts, we can break this integral into two parts:
∫sinx dx - ∫cosx dx
Integrating each of these parts separately and substituting in the limits of integration from 0 to 2π, we get the following:
2π - 0 - (-2π)
Simplifying, this gives us the area of the region as 4π.
Therefore, the area of the region between the curves y=sinx and y=cosx that contains the point (0,0) is 4π.
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A pattern is emerging... the general term is
Plugging in we get, (a) Do the same thing for the recurrence T(n) = 3T(n/2) + O(n). What is the general term in this case? And what value of k should be plugged in to get the answer?
(b) Now try the recurrence , a case which is not covered by the master theorem. Can you solve this too?
The general term for the recurrence T(n) = 3T(n/2) + O(n) is O(nlog3). To get the answer, we should plug in k = log3. For the second recurrence, we cannot use the master theorem since it does not cover this case.
To solve this recurrence, we have to use the substitution method, where we guess a solution of the form T(n) = an^k and then prove that this is indeed a solution. This can be done by substituting the guessed solution back in to the recurrence. If the substitution works, then we have solved the recurrence. If not, we can try different values for a and k until the substitution works.
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Please help me with this
Answer: cos(L) = 0.3684
Step-by-step explanation:
To solve, we need to identify what its asking first.
It wants us to find the value of the cos L
We know that Cosine is equivalent to the [tex]\frac{adjacent}{hypotenuse}[/tex] sides.
We also know that Cos L is an angle.
If we look at the picture, we first need to locate where L is. Then we need to find the cosine of it.
The adjacent side to L is 7.
The hypotenuse is 19.
we can rewrite this information into an equation:
[tex]cos (L)=\frac{7}{19}[/tex]
Since it wants cos L value to the nearest hundredth, we will use a calculator to divide.
cos(L) = 0.3684
two cities are 51 miles away from each other. how far would the cities be on a map that has a scale of 3 inches:17 miles?
The distance that would be between the cities on a map that has a scale of 3 inches:17 miles is 9 inches.
What is an expression?An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
Example: 2 + 3x + 4y = 7 is an expression.
We have,
The two cities are 51 miles away from each other.
3 inches:17 miles
Now,
17 miles = 3 inches
Multiply 3 on both sides.
17 x 3 miles = 3 x 3 inches
51 miles = 9 inches
Thus,
There would be 9 inches between the cities on the map.
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Is the following equation open , false or true?
5x+6=6x + 11
Answer:
False
Step-by-step explanation:
Answer:
Step-by-step explanation:
5x=6x+9 then subtract 6x to get -1x=9. divide by 1 to get x=-9. this make the equation true. Therefore it is open.
Find the value of y.
answers:
5√ 3
10
5√ 2
5
The value of y in the given triangle is 5√3. Therefore, option A is the correct answer.
What are trigonometric ratios?The sides and angles of a right-angled triangle are dealt with in Trigonometry. The ratios of acute angles are called trigonometric ratios of angles. The six trigonometric ratios are sine (sin), cosine (cos), tangent (tan), cotangent (cot), cosecant (cosec), and secant (sec).
In the given triangle, one of the leg of right tringle is 5 units.
We know that, tanθ= Opposite/Adjacent
tan60° =y/5
√3 =y/5
y=5√3
Therefore, option A is the correct answer.
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a jar contains marbles of the following colors: 3 white, 6 red, and 9 green. two marbles are randomly taken from that jar, consecutively and with replacement. what is the probability that the first marble is white and the second is green?
The probability that the first marble is white and the second is green is 0.083.
The probability of drawing a white marble first and then a green marble can be calculated by multiplying the individual probabilities of drawing each marble. The probability of drawing a white marble is 3/18 and the probability of drawing a green marble is 9/18. So, the probability that the first marble is white and the second is green is
= probability of drawing a white marble x
probability of drawing a green marble
= (3/18) * (9/18)
= 0.16666666666 * 0.5
= 0.083.
This means that if we randomly select two marbles, with replacement, from the jar, there is a 0.083, or 8.3%, chance that the first marble will be white and the second will be green. The probability is calculated by taking the product of the individual probabilities of each event happening.
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Wats the answer to b
Answer:
Below
Step-by-step explanation:
y = 3/20 * x where y is in miles and x is in minutes
Two similar figures have a side ratio of 3:4. The area of the larger figure is 100 square units. What is the area of the smaller figure?
Enter fractions as decimals.
Answer:
Below
Step-by-step explanation:
the sides of the second figure are 4/3 bigger than the first
4/3 * 4/3 * 100 = 177.78 units^2
There are two sides involved in calculating area L x W
so you have to multiply by 4/3 TWICE
Hamid has gained weight. He now weighs 88kg which is 10% higher than his normal weight. What is Hamids normal weight?
If Hamid's current weight is 88kg and it is 10% higher than his normal weight, then we can use the following formula to find his normal weight:
Normal weight = Current weight / (1 + 10%)
10% of Hamid's weight is 0.10 * 88kg = 8.8kg
So, Normal weight = 88kg / (1 + 8.8kg) = 88kg / 1.10 = 80kg
Therefore, Hamid's normal weight is 80kg.
What is the slope of the linear relationship shown on the graph?
A. negative two thirds
B. two thirds
C. negative three halves
D. three halves
Answer:
C. negative three halves
Step-by-step explanation:
Use two points on the line and slope equation to find the slope.
Let the points be (- 4, 4) and (-2, 1).
Then the slope is:
m = (1 - 4)/(-2 - (-4)) = - 3/(-2 + 4) = - 3 / 2This is same as option C.
shakita is making banners for the homecoming parade she has 4 1/2 yards of felt to make banners if she need 1/4 of a yard for each banner will she have enough felt to make 10 banners if yes will she have any left over if no how much more felt will she need to make the 10 banners
Shakita will have enough felt to make 10 banners and she will have 2 yards left over
How to find the required additional bannersFirst, let's calculate how much felt Shakita needs for 10 banners using multiplication
= 10 banners * 1/4 yard per banner
= 2.5 yards
Comparing this with the amount of felt Shakita has:
Shakita has 4.5 yards of felt, and she needs 2.5 yards to make 10 banners, so she will have:
4.5 yards - 2.5 yards = 2 yards of felt left over.
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