Answer:
∠3 = 107°
Step-by-step explanation:
Similar to the other question, ∠3 and ∠4 are supplementary and add up to 180 degrees as they make up the entirety of a straight line.
∠4 is 73°, so ∠3 has to be 107°.
Answer:
107°
Step-by-step explanation:
If you add up angle 3 and angle 4 you will get 180°
subtract 73 from 180
hi please help i’ll give brainliest
Answer:
When it is perpendicular to the ground.
Step-by-step explanation:
What is the gradient of the line y 6x =- 5?
After solving, the gradient of the line y = 6x - 5 is 6.
We have to find the gradient of the line y = 6x - 5.
The formula known as the slope relates to the method for calculating a line's steepness and inclination. The x and y coordinates of the locations along the line can be used to determine the slope of the lines. It is the ratio of the change in the y-axis to the change in the x-axis, to put it another way.
By utilizing the line equation, the slope of any line may be expressed as
y = mx + b, where m = gradient.
When we compare the given equation y = 6x - 5 by the standard equation, we get m = 6.
So the gradient of the line y = 6x - 5 is 6.
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The write question is:
What is the gradient of the line y = 6x - 5
If a translation maps H onto J, which of the following statements is true?
G
H
Ol=K
GH
2 GJ
OG K
HI 2 JK
I
K
Answer:
First option: ∠I = ∠K
Step-by-step explanation:
The translation dilates ΔGHI about point G using a positive scale factor to generate ΔGJK.
We can use process of elimination(POE) to get rid of obviously wrong choices
∠I = ∠K is a correct choice since dilation preserves the original shape so the angles two triangles are equal and therefore the first choice appears to be the correct answer
Let's look at the other choices to make sure:
GH is smaller than GJ so GH = 2GJ is obviously false
∠G cannot be equal to ∠K unless it is an isoscles triangle and such information is not provided
HI is less than JK so the last option is also not true
Correct answer:
First option: ∠I = ∠K
help me with calculus
Answer:
(2, -3)
General Formulas and Concepts:
Algebra I
Reading a coordinate planeCoordinates (x, y)Solving systems of equations by graphingStep-by-step explanation:
Where the 2 lines intersect is the solution to the system of equations.
What is the constant of proportionality in this proportional relationship? x 2 3 4 5 y 159 239 319 389 79 97 7 9.
Answer:
7/9
Step-by-step explanation:
I took the quiz, look at the attached files for answers.
Given f(x)=2x²+2x-4, which is correct?
A) f(0)=0
B) f(-1)=4
C) f(b+1)=2b²+6b-4
D) f(a)=2a²+2a-4
Answer:
Option D: f(a) = 2a²+2a-4 is the correct answer.
Step-by-step explanation:
Given that:
f(x)=2x²+2x-4
We will check the function at the given value;
A. f(0)
Putting x=0 in given function
f(0) = 2(0)²+2(0) - 4
f(0) = 0+0-4
f(0) = -4
B. f(-1)
Putting x=-1
f(-1) = 2(-1)²+2(-1)-4
f(-1) = 2(1) -2-4
f(-1) = 2-6
f(-1) = -4
C. f(b+1) = 2b²+6b-4
Putting x=b+1
f(b+1) = 2(b+1)²+2(b+1)-4
f(b+1) = 2(b²+2b+1)+2b+2-4
f(b+1) = 2b²+4b+2+2b+2-4
f(b+1) = 2b²+6b
D. f(a) = 2a²+2a-4
Putting x=a
f(a) = 2(a)²+2(a)-4
f(a) = 2a²+2a-4
Hence,
Option D: f(a) = 2a²+2a-4 is the correct answer.
Please help me........
Answer: i don't know
Step-by-step explanation:
hi i don't know any of this stuff i hope you don't learn anything Bye
Solve and graph the following inequality: x - 19 is less than or equal to 27
You have the following inequality:
x - 19 ≤ 27
To solve the previous inequality, add 19 both sides and simplify:
x ≤ 27 + 19
x ≤ 46
The graph is:
Answer:
x is less than or equal to 8
Step-by-step explanation:
he has 20 cucumbers and 48 carrots. he wants to divide the food evenly with nothing left over. what is the greatest number of vegetable plates joseph can prepare?
Answer: Joseph can prepare 4 vegetable plates with the given amount of cucumbers and carrots.
Step-by-step explanation:
To divide the cucumbers and carrots evenly with nothing left over, we need to find the greatest common factor (GCF) of 20 and 48.
One way to find the GCF is to list the factors of each number and find the largest factor they have in common. The factors of 20 are 1, 2, 4, 5, 10, and 20. The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48. The largest factor they have in common is 4.
Therefore, we can divide both the cucumbers and carrots into groups of 4. Each group will have 5 cucumbers and 12 carrots.
To find the total number of vegetable plates Joseph can prepare, we need to divide the total number of cucumbers and carrots by the number of vegetables in each plate.
The number of plates = (total number of cucumbers + total number of carrots) / (number of cucumbers + number of carrots in each plate)
The total number of cucumbers is 20, and the total number of carrots is 48. The number of cucumbers and carrots in each plate is 5 + 12 = 17.
Number of plates = (20 + 48) / 17 = 4
Therefore, Joseph can prepare 4 vegetable plates with the given amount of cucumbers and carrots.
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On average, it takes a shoe factory 21 minutes, with a standard deviation of 3 minutes, to manufacture a pair of running shoes. How often will it take the factory more than 27 minutes to manufacture a pair of running shoes?
Answer:
The number of times it would take more than 27 minutes to manufacture a pair of running shoes is 2.275 times or approximately 2 times per every 100 shoes
Step-by-step explanation:
The average time it takes to manufacture a pair of shoes = 21 minutes;
The standard deviation = 3 minutes
To find how often it takes more than 27 minutes to manufacture a pair of running shoes, we have;
Standard score, given as follows;
\(Z=\dfrac{x-\mu }{\sigma }\)
Where;
x = The raw score = 27 minutes
μ = The average score = 21 minutes
σ = The standard deviation = 3 minutes
From which we have;
\(Z=\dfrac{27-21 }{3 } = 2\)
Therefore, it is borderline unusual with a p value of P(z>2) = 1 - 0.97725 = 0.02275
Therefore, the number of times out of 100 that it would take more than 27 minutes to manufacture a pair of running shoes = 100 × 0.02275 = 2.275 times which is approximately 2 times in every 100 shoes.
which of the following objects is chiral: a left shoe, a slice of bread, a wood screw, a molecular model of zn(en)cl2 , a typical golf club.
Based on the information provided, the only object that can potentially be chiral is a wood screw, depending on its helical structure. The correct option is wood screw.
A chiral object is one that cannot be superimposed onto its mirror image.
Out of the options provided:
- A left shoe: A left shoe is not chiral because it has a symmetric shape and can be superimposed onto its mirror image.
- A slice of bread: A slice of bread is not chiral because it lacks an asymmetric structure.
- A wood screw: A wood screw can be chiral if it has a helical shape with a handedness (either clockwise or counterclockwise). Without further information, it is not possible to determine if the wood screw is chiral.
- A molecular model of Zn(en)Cl2: Zn(en)Cl2 refers to a complex compound. The chirality of a molecular model depends on the arrangement of atoms and their spatial arrangement.
Without detailed information about the molecular structure, it is not possible to determine if the molecular model is chiral.
- A typical golf club: A typical golf club is not chiral as it has a symmetric shape and can be superimposed onto its mirror image.
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the point p(0.2, 10) lies on the curve y = 2/x . let q be the point (x, 2/x). a.) find the slope of the secant line pq for the step by step
The slope of the secant line pq for the step by step is (2/x - 10) / (x - 0.2)
To find the slope of the secant line PQ, we need to calculate the difference in y-coordinates (Δy) divided by the difference in x-coordinates (Δx).
Coordinates of point P: (0.2, 10)
Coordinates of point Q: (x, 2/x)
The y-coordinate of point P is 10, and the y-coordinate of point Q is 2/x. Therefore, the difference in y-coordinates (Δy) is given by:
Δy = 2/x - 10
The x-coordinate of point P is 0.2, and the x-coordinate of point Q is x. Therefore, the difference in x-coordinates (Δx) is given by:
Δx = x - 0.2
Now we can calculate the slope of the secant line PQ:
Slope = Δy / Δx = (2/x - 10) / (x - 0.2)
Note that the value of x will affect the specific slope of the secant line PQ.
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The combined area of a square and a rectangle is 33 square meters. The width of the rectangle is 1 meter more than the length of one side of the square and the length of the rectangle is 3 meters more
than its width.
a) Calculate the dimensions of the rectangle and its perimeter
b) Calculate the dimensions of the square.
Answer:
4 m = width of the rectangle.
6 m = length of the rectangle
20 m = perimeter of rectangle
3 m = side of the square
Step-by-step explanation:
Let s = length of side of square
s + 1 = width of rectangle
s + 3 = length of rectangle
Area of rectangle = (s + 1)(s + 3)
Area of square = \(s^{2}\)
So, (s + 1)(s + 3) + \(s^{2}\) = 33
\(s^{2}\) + 4s + 3 + \(s^{2}\) = 33
2\(s^{2}\) + 4s - 30 = 0
2(\(s^{2}\) + 2s - 15) = 0
2(s + 5)(s - 3) = 0
s = -5 or s = 3
Length of a side cannot be negative, so -5 is ignored
3 m = side of the square
4 m = width of the rectangle
6 m = length of the rectangle
2(4) + 2(6) = 8 + 12 = 20 m = perimeter of rectangle
In 1968, it cost $54,000 for a 30 second commercial during the super bowl. In 1973, the cost for a 30 second commercial was $88,000. What is the percent increase, round to the nearest whole number, in the cost of a 30 second commercial from 1968 to 1973?
Answer:
you idiot are you joking
Element X decays radioactively with a half life of 5 minutes. If there are 700 grams of
Element X, how long, to the nearest tenth of a minute, would it take the element to
decay to 20 grams?
y = a(.5)
Element X will take 25.6 minutes to decay 20 grams.
What is meaning of half life?
Half-life, in radioactivity, is the amount of time needed for half of a radioactive sample's atomic nuclei to decay (change spontaneously into other nuclear species by emitting particles and energy), or, alternatively, the amount of time needed for a radioactive material's rate of disintegrations per second to decrease by half.
The formula of decay is A(t) = A₀ e^(-λt).
For the half life A(t)/A₀ = 1/2
Putting A(t)/A₀ = 1/2 and t =5 in A(t) = A₀ e^(-λt):
1/2 = e^(-λ×5)
λ = ln2/5
Now putting A(t) = 20, A₀ = 700 and λ = - ln2/5 in A(t) = A₀ e^(-λt):
20 = 700 e^((t ln2)/5)
t = 25.6
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in trigonometric form, and compare your face sve pos 3.26. Let x(t) be a periodic signal whose Fourier series coefficients are 2, = {²¹4, ak = k = 0 otherwise Use Fourier series properties to answer the following questions: (a) Is x(1) real? (b) Is x(1) even? (c) Is dx(t)/dt even?
Therefore, the solution is: (a) Yes, x(1) is real.(b) No, x(1) is not even.(c) No, dx(t)/dt is not even.
(a) Yes, x(1) is real because the function x(t) is periodic and the given Fourier series coefficients are 2,
= {²¹4, ak = k = 0 otherwise}.
A real periodic function is the one whose imaginary part is zero.
Hence, x(t) is a real periodic function. Thus, x(1) is also real.(b) Is x(1) even?
To check whether x(1) is even or not, we need to check the symmetry of the function x(t).The function is even if x(t) = x(-t).x(t) = 2, = {²¹4, ak = k = 0 otherwise}.
x(-t) = 2, = {²¹4, ak = k = 0 otherwise}.Clearly, the given function is not even.
Hence, x(1) is not even.(c) Is dx(t)/dt even?
To check whether the function is even or not, we need to check the symmetry of the derivative of the function, dx(t)/dt.
The function is even if dx(t)/dt
= -dx(-t)/dt.x(t)
= 2,
= {²¹4, ak = k = 0 otherwise}.
dx(t)/dt = 0 + 4cos(t) - 8sin(2t) + 12cos(3t) - 16sin(4t) + ...dx(-t)/dt
= 0 + 4cos(-t) - 8sin(-2t) + 12cos(-3t) - 16sin(-4t) + ...
= 4cos(t) + 16sin(2t) + 12cos(3t) + 16sin(4t) + ...
Clearly, dx(t)/dt ≠ -dx(-t)/dt.
Hence, dx(t)/dt is not even.
The symbol "ak" is not visible in the question.
Hence, it is assumed that ak represents Fourier series coefficients.
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How many coins would you need to make all possible rows of 6 coins (not necessarily with equal numbersof pennies and nickels)
Using combination, a) the number of coins = 120 b) the number of coins would needed to make all possible rows of 6 coin is 384.
a) Based on the provided information, each row is a 6-bit string (6 coins) and its weight is 3 (3 pennies). Therefore, using combination the possible number of rows will be 6C3. The formula for combination is given by:
nCr = n!/r!(n – r)!
Hence,
6C3 = 6!/3!(6 – 3)! = 6!/3!3! = 6*5*4*3!/ 3*2*1*3! = 20
And in case each row requires 6 coins simultaneously, the number of coins = 6*20 = 120 coins
b) Based on the provided information, the possible number of rows will be 2^6 = 64. It can also be obtained using combination the possible number of rows will be sum of 6C0, 6C1, 6C2, 6C3, 6C4, 6C5, and 6C6.
Hence,
6C0 + 6C1 + 6C2 + 6C3 + 6C4 + 6C5 + 6C6
6!/0!(6 – 0)! + 6!/1!(6 – 1)! + 6!/2!(6 – 2)! + 6!/3!(6 – 3)! + 6!/4!(6 – 4)! + 6!/5!(6 – 5)! + 6!/6!(6 – 6)!
6!/0!6! + 6!/1!5)! + 6!/2!4! + 6!/3!3! + 6!/4!2! + 6!/5!1! + 6!/6!0!
1 + 6 + 15 + 20 + 15 + 6 + 1
64
Therefore, the number of coins needed = 6*64 = 384 coins. The number of coins in each row = 384/2 = 192 coins
Hence,
Note: The question is incomplete. The complete question probably is: You break your piggy-bank to discover lots of pennies and nickels. You start arranging these in rows of 6 coins. (a) You find yourself making rows containing an equal number of pennies and nickels. For fun, you decide to lay out every possible such row. How many coins will you need? b) How many coins would you need to make all possible rows of 6 coins (not necessarily with equal number of pennies and nickels)?
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Classify the triangle by angles and sides and find its area .
Answer: 12
Step-by-step explanation:
Monday -4.75° C
Tuesday -1.5°C
Wednesday 4.25°C
Thursday -4.9°C
Friday -1.75°C
Which temperature is the highest?
Which temperature is the lowest?
Answer:
The temperature that is the highest is 4.25c the lowest is -4.9c
Step-by-step explanation:
Answer:
-1.5°C
-4.9°C
Step-by-step explanation:
I'm too American to truly know
1) Determine a. b if || a |= 6,|| b ||= 4 and the angle between the vectors 0 = π/3 ?
A) 24
B)-12
C) 12
D) None of the above
The dot product of vectors a and b || a |= 6,|| b ||= 4 and the angle between the vectors θ = π/3 is (c) 12.
The dot product of two vectors, we can use the formula:
a · b = ||a|| ||b|| cos(theta)
where ||a|| and ||b|| represent the magnitudes of vectors a and b, respectively, and theta is the angle between the vectors.
In this case, we are given that ||a|| = 6, ||b|| = 4, and the angle between the vectors is theta = π/3.
Substituting these values into the formula, we have:
a · b = 6 × 4 × cos(π/3)
To evaluate cos(π/3), we can use the fact that it is equal to 1/2. So we have:
a · b = 6 × 4 × 1/2
= 12
Therefore, the dot product of vectors a and b is 12.
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a basic variable in a linear system is a variable that corresponds to a pivot column in the coefficient matrix.T/F
True - the statement says that a basic variable corresponds to a pivot column in the coefficient matrix. From the definition of basic variables, basic variables correspond to the columns that have a leading 1's (pivot columns).
A mathematical system model based on the use of a linear operator is known as a "linear system" in systems theory. In contrast to nonlinear cases, linear systems often display considerably simpler traits and attributes.
In linear systems, the variables are really only multiplied with constants and then added together; they are never multiplied by each other. In order to express both static and dynamic relationships between variables, linear systems are used.
Something relating to a line is linear. To build a line, all of the linear equations are used. Any equation that doesn't result in a straight line is considered as non. It has a variable slope value and appears as a curve on a graph.
A linear system is one in which both the superposition and homogeneity principles hold true.
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What is are the things s2 considered to show that the two triangles are congruent?
Answer:
Congruence in two or more triangles depends on the measurements of their sides and angles. The three sides of a triangle determine its size and the three angles of a triangle determine its shape. Two triangles are said to be congruent if pairs of their corresponding sides and their corresponding angles are equal.
hope this helps mark me brainliest
Step-by-step explanation:
Investors buy a studio apartment for $140,000. Of this amount, they have a down payment of
$35,000. Their down payment is what percent of the purchase price? What percent of the purchase
price would a $63,000 down payment be?
Their down payment is % of the purchase price
Answer:
Everyone Call this number *spam call like a prank call* 786 280 5450
Mr.marquez had 123 eggs in a refrigerator in his restaurant he put 32 more cartons of eggs in the refrigerator each carton contained 18 egg which if these is the best estimate of the number of eggs mr Marquez now has in his refrigerator
how was this beverage used medicinally and what were the additives? 8. what was the relationship between coke and wwii?
The beverage was used medicinally as a patent-medicine for headaches and other neurological issues. The additives are mall amounts of the kola nuts
The Coca-Cola Company was intent on making sure that the American soldiers fighting in WWII were supplied with Coke.
What was the coke and wwii?The Coca-Cola Company was determined to supply Coke to the American soldiers fighting in World War Two. The beverage gave the men a taste of home and raised their spirits. Coca-Cola became linked to nationalism and backing for the war effort. Coca-Cola was regarded as the pinnacle of capitalism during the Cold War.
John Pemberton took the recipe for wine with cocaine in it, took the alcohol out, and added kola extract and soda water. Coca leaves and kola nuts both have relatively modest levels of caffeine and the alkaloid substance cocaine.
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Type your answer in decimal form. Do not round. 26.400 feet = ___ miles
Answer:
5 miles exactly
Step-by-step explanation:
Answer:
Step-by-step explanation:
0.005 miles your welcome
pls help immediately! this is due in 3 mins :/. (pls don’t give a link, i’ll give brainiest for the correct answer just pls help!)
Answer:
50 i think but i'm not 100 % sure i'm sorry
Step-by-step explanation:
Antonio rented a bike from Alberto's Bikes. It cost $11 plus $4 per hour. If Antonio paid
$31, then she rented the bike for how many hours?
Answer:
5 hours
Step-by-step explanation:
31-11 = 20
20/4 = 5
A corporate team-building event cost $7, plus an additional $2 per attendee. How many attendees can there be, at most, if the budget for the corporate team-building event is $17?
Pls answer fast thank you
Answer:
5
Step-by-step explanation:
17-7=10
2x5=10
Due in an hour help me
Please I have to pass
Answer:
A is answer
Step-by-step explanation: