As a result, the dilated triangle's coordinates are A'(1, 3), B'(-2, 3), and C' (0, 1).
What makes a triangle?A polygon with 3 sides and 3 vertices is called a triangle. It belongs to the most basic geometric shapes. The supplied object is indeed a triangle with equilateral triangles that has edges A, B, and C. the triangle shape.
We will multiply all coordinates of each vertex by 1/3 in order to dilate a triangle ABC using a scaling factor of 1/3. This will provide us with the dilated triangle A'B'C's new coordinates.
The coordinates of A(3, 9) become A'((1/3) × 3, (1/3) × 9) = (1, 3).
The coordinates of B(-6, 9) become B'((1/3) × -6, (1/3) × 9) = (-2, 3).
The coordinates of C(0, 3) become C'((1/3) × 0, (1/3) × 3) = (0, 1).
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Write an algebraic expression to model each word phrase.
ten less than twice the product of s and t
The algebraic expression that models the word phrase "ten less than twice the product of s and t" is 2st - 10.
The product of s and t is obtained by multiplying s and t, which gives us st. Then, twice the product of s and t is found by multiplying st by 2, resulting in 2st. Finally, to express "ten less than twice the product of s and t," we subtract 10 from 2st, giving us 2st - 10.
The algebraic expression that models the given word phrase is 2st - 10.
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Deon's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs deon $5.45 per pound, and type b coffee costs $4.20 per pound. this month's blend used four times as many pounds of type b coffee as type a, for a total cost of $578.50. how many pounds of type a coffee were used?
Deon's Coffee Shop used 26 pounds of type A coffee.
Let's consider Deon's Coffee Shop, which used "a" pounds of type A coffee and "4a" pounds of type B coffee. The total cost of the blend is $578.50, so we can equate the total cost of the type A and type B coffee to that amount. This leads us to the following equation: 5.45a + 4.20(4a) = 578.50.
To solve the equation, we simplify it: 5.45a + 16.80a = 578.50. Combining like terms, we get 22.25a = 578.50.
To find the value of "a," we divide both sides of the equation by 22.25. Therefore, a = 26. Hence, Deon's Coffee Shop used 26 pounds of type A coffee.
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А bag contains 3 red, 4 blue, and 2 green chips. Two
are selected, what is the probality that both are green?
Answer:
1/9
Step-by-step explanation:
3+4+2=9
9*2=18
18/2=2/18
2/18=1/9
Which number(s) below belong to the solution set of the equation? Check all
that apply.
x + 12 = 13
D A. 13
B. 312
O C. 14
O D.O
O E. 1
F. 25
Answer:
E
Step-by-step explanation: 1+12=13
under what condition is |a⃗ − b⃗ |=a+b?
The condition under which |a⃗ − b⃗ | = a + b is when the vectors a⃗ and b⃗ are parallel and have the same direction.
When two vectors are parallel, it means they have the same or opposite direction. In this case, we consider the scenario where they have the same direction. When a⃗ and b⃗ are parallel and have the same direction, the difference between them, a⃗ − b⃗, results in a vector that has a magnitude equal to the difference between their magnitudes, |a| − |b|.
In order for |a⃗ − b⃗ | to be equal to a + b, the magnitudes of the vectors a⃗ and b⃗ should satisfy the condition |a| − |b| = a + b. This implies that the magnitude of vector a⃗ should be twice the magnitude of vector b⃗. By setting these magnitudes appropriately, we can achieve the equality between the magnitudes of the difference vector and the sum of the vectors.
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Find the confidence interval for estimating the population proportion for parts (a) through (c) a. 92.5% confidence level; n= 700: p=0.20 b, 99% confidence level; n = 140; p=0.06 c, α = 0.03; n-335; p-0.80 Click the icon to view the standard normal table of the cumulative distribution function. a The confidence interval is「< P < Round to four decimal places as needed.)
a) The confidence interval for estimating the population proportion with a 92.5% confidence level and n=700, p=0.20 is (0.165, 0.235).
b) The confidence interval for estimating the population proportion with a 99% confidence level and n=140, p=0.06 is (0.017, 0.103).
c) The confidence interval for estimating the population proportion with a significance level of α = 0.03 and n=335, p=0.80 is (0.744, 0.856).
a) To find the confidence interval for estimating the population proportion with a 92.5% confidence level and n=700, p=0.20, we can use the following formula:
CI = p ± zα/2 × sqrt[(p×(1-p))/n]
Where:
CI = Confidence Interval
p = sample proportion
zα/2 = critical value of the standard normal distribution corresponding to the given confidence level (92.5% in this case), which can be found using the standard normal table
n = sample size
Plugging in the given values, we get:
CI = 0.20 ± 1.96 × sqrt[(0.20×(1-0.20))/700]
CI = 0.20 ± 0.035
CI = (0.165, 0.235)
Therefore, the confidence interval for estimating the population proportion at a 92.5% confidence level is (0.165, 0.235).
b) To find the confidence interval for estimating the population proportion with a 99% confidence level and n=140, p=0.06, we can use the same formula as above with a different value of zα/2:
CI = p ± zα/2 × sqrt[(p×(1-p))/n]
Where:
CI = Confidence Interval
p = sample proportion
zα/2 = critical value of the standard normal distribution corresponding to the given confidence level (99% in this case), which can be found using the standard normal table
n = sample size
Plugging in the given values, we get:
CI = 0.06 ± 2.58 × sqrt[(0.06×(1-0.06))/140]
CI = 0.06 ± 0.043
CI = (0.017, 0.103)
Therefore, the confidence interval for estimating the population proportion at a 99% confidence level is (0.017, 0.103).
c) To find the confidence interval for estimating the population proportion with a significance level of α = 0.03 and n=335, p=0.80, we can use the following formula:
CI = p ± zα/2 × sqrt[(p×(1-p))/n]
Where:
CI = Confidence Interval
p = sample proportion
zα/2 = critical value of the standard normal distribution corresponding to the given significance level (α/2 = 0.015 in this case), which can be found using the standard normal table
n = sample size
Plugging in the given values, we get:
CI = 0.80 ± 2.17 × sqrt[(0.80×(1-0.80))/335]
CI = 0.80 ± 0.056
CI = (0.744, 0.856)
Therefore, the confidence interval for estimating the population proportion with a significance level of α = 0.03 is (0.744, 0.856).
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a ____ is a procedure performed for definitive treatment rather than diagnostic purposes.
A therapeutic procedure is a procedure performed for definitive treatment rather than diagnostic purposes.
A procedure performed for definitive treatment rather than diagnostic purposes is a therapeutic procedure. These procedures are aimed at treating or curing a particular condition, disease, or illness. Therapeutic procedures are used to relieve pain, restore function, improve mobility, or even save a patient's life. Unlike diagnostic procedures that are performed to identify a problem, therapeutic procedures involve actually treating the problem. Examples of therapeutic procedures include surgeries, chemotherapy, radiation therapy, and immunotherapy. These procedures are often more invasive than diagnostic procedures and may require anesthesia or sedation. The goal of a therapeutic procedure is to improve the patient's health and well-being, and they are an essential part of modern medical care.
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Can someone help me with this pleaseee…….
The sides of the quadrilateral arranged from longest to shortest are CD, AB, DA, and BC.
We have,
To arrange the length of the sides of the quadrilateral from longest to shortest, we need to calculate the length of each side of the quadrilateral using the distance formula:
Distance Formula:
If (x1, y1) and (x2, y2) are two points in a plane, then the distance between them is given by:
d = √((x2 - x1)² + (y2 - y1)²)
Using the distance formula, we can calculate the length of each side of the quadrilateral as follows:
AB = √((4 - (-5))² + (5 - 5)²) = 9
BC = √((2 - 4)² + (0 - 5)²) = √(29)
CD = √((-5 - 2)² + (-2 - 0)²) = √(74)
DA = √((-5 - (-5))² + (5 - (-2))²) = 7
Therefore,
The sides of the quadrilateral arranged from longest to shortest are CD, AB, DA, and BC.
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A) 102
B) 105
C) 100
D) 104
Answer:the median lies between $112 and $132 since median is middle no. but as for this question the median is 122
Step-by-step explanation:
Which number is rational
Answer:
-√36
Step-by-step explanation:
The first (approx. 3.567) is obviously irrational, as it continues forever; the decimal values do not end.
The next (√18) is approx. 4.243 and is irrational.
The next (π/3) is irrational because it involves an irrational number, π.
The last (-√36) is -6 and is therefore rational.
out of 80 athlete on a sport ground 30 plays volley ball 40play tennis 36 plays hockey if three athlete plays non of the three games, 11 plays teenis and volleyball,15 plays tennis and hockey10 play volleyball and hockey. if 7 athlete plays all the three games (a) represent above with a venn diagram (b) find the number who play volleyball only , play tennis and hockey ,only play exactly one game ,play two of the game only , play at-least one of the game
Examining the 80 athletes in the question the following answers are achieved:
a. the Venn diagram is drawn and attached.
b. The number of athletes
Volleyball only = 16
Tennis only = 21
Hockey only = 18
Tennis and hockey only = 8
only play exactly one game = 55
play two of the game only = 15
play at-least one of the game = 58
What is a Venn diagram?This is a pictorial representation of sets
How to solve for the Venn diagramThe Venn diagram is drawn from the following information
7 athlete plays all the three games. it represents the 7 in the center of the circle
10 play volleyball and hockey
Number playing volleyball and hockey only = 10 - 7 = 315 plays tennis and hockey
Number playing tennis and hockey only = 15 - 7 = 811 plays tennis and volleyball
Number playing tennis and volleyball = 11 - 7 = 436 plays hockey
Number playing Hockey only = 36 - 8 - 3 - 7 = 1840 play tennis
Number playing Tennis only = 40 - 8 - 4 - 7 = 2130 plays volley ball
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true or false let a be a real square matrix. if a is diagonalizable then a is symmetric
False. let a be a real square matrix. if a is diagonalizable then a is symmetric
Explanation: Diagonalizability and symmetry are two different properties of a square matrix. A real square matrix A is diagonalizable if it can be transformed into a diagonal matrix D through a similarity transformation with an invertible matrix P, i.e., A = PDP^(-1). A matrix is symmetric if A = A^T, where A^T is the transpose of A.
While it is true that every symmetric matrix is diagonalizable, the converse is not necessarily true. In other words, not every diagonalizable matrix has to be symmetric.
Conclusion: The statement "if A is diagonalizable then A is symmetric" is false because diagonalizability does not guarantee symmetry.
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Look at the pattern below.
8, 17, 26, 35, 44, …
Which expression represents this pattern algebraically?
A: n+ 9
B: n - 9
C: 9n +1
D: 9n - 1
The pattern for the sequence 8, 17, 26, 35, 44, … is 9n - 1
Calculating the pattern for the expressionThe pattern in the question is given as
8, 17, 26, 35, 44, …
In the above expressions and pattern, we can see that
The current term is added to 9 to get the next term
From the above, we have the following
First term, a = 8Common difference, d = 9This means that the pattern is an arithmetic sequence with the following features
a = 8
d = 9
An arithmetic sequence is represented as
f(n) = a + (n - 1)d
When the values of "a" and "d" are substituted in the above equation, we have the pattern to be
f(n) = 8 + (n - 1)9
So, we have
f(n) = 8 + 9n - 9
Evaluate
f(n) = 9n - 1
Hence, the pattern for the sequence is 9n - 1
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what is the answer of this questoin 2c-3b+6+7b-2b+11?
Answer:
\(2c+2b+17\)
Step-by-step explanation:
-----------------------
Given:
\(2c-3b+6+7b-2b+11\)
---------->>>>
Collect like terms.
\(2c+(-3b+7b-2b)+(6+11)\)
---------->>>>
Simplify
\(2c+2b+17\)
------------------------
Hope this is helpful.
Answer:
2c-2b+17 if using algebra
Step-by-step explanation:
firstly group like terms 2c+(-3b)+7b-2b+6+11
2c-2b+17
When faced with needing additional money during college, which option is NOT true?
Answer:
stealing
Step-by-step explanation:
Answer: C. Paying with additional loans can lead to connections and opportunities
Step-by-step explanation
The options to the questions are:
A. Taking on a job can cut into study time
B. Paying with credit cards can end up costing more money
C. Paying with additional loans can lead to connections and opportunities
D. Taking on a job can make connections that lead to opportunities
Answer:
C. Paying with additional loans can lead to connections and opportunities
Step-by-step explanation:
When faced with needing additional money during college, an individual may choose to take on a job so as to get extra money to finance his or her needs. However, such a venture often leads to a reduction in study time, as working on jobs will also need its own time of execution.
Also, paying for financial needs during college days with a credit card can lead to counting more money on the card. This implies that one can accumulate credit card rewards which can be in form of cashback, or points from certain purchases when using a credit card.
More so, taking a job during college days, will definitely bring connections with different people, and thereby leads to opportunities.
However, paying with additional loans will never lead to connections and opportunities, but rather more debt, that the debtor will have to pay, which may take months or years. And it can only be a burden on the debtor.
Hence, when faced with needing additional money during college the option that is NOT true is Paying with additional loans can lead to connections and opportunities
frac x2-16x3+64 Which expression is equivalent to the given expression, if the denominator does not equal 0? A. 1/x-4 B. 1/x+4 C. frac x+4x2-4x+16
The correct answer is option B, which is 1/(x+4). To see why, first factor the denominator of the given expression:
x^2 - 16x + 64 = (x - 8)(x - 8) = (x - 8)^2
Now, we can rewrite the original expression as:
(x - 8)^2 / [(x - 8)(x + 4)]
Canceling the common factor (x - 8), we get:
(x - 8) / (x + 4)
This is equivalent to 1/(x+4) since (x - 8) / (x + 4) = (x + 4 - 12) / (x + 4) = 1 - 12 / (x + 4) = 1 - 3 / (x + 4/3). As x approaches infinity, 3/(x+4/3) approaches 0, so 1 - 3 / (x + 4/3) approaches 1. Thus, the expression is equivalent to 1/(x+4) for any value of x except x = -4.
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express x=e−3t, y=4e4t in the form y=f(x) by eliminating the parameter.
the equation of the curve in the form y = f(x) is:
y = 4x^(-4/3)
We can eliminate the parameter t by expressing it in terms of x and substituting into the equation for y.
From the equation x = e^(-3t), we have:
t = -(1/3)ln(x)
Substituting this expression for t into the equation y = 4e^(4t), we get:
y = 4e^(4(-(1/3)ln(x))) = 4(x^(-4/3))
what is parameter?
In mathematics, a parameter is a quantity that defines the characteristics of a mathematical object or system, and whose value can be changed. It is typically denoted by a letter, such as a, b, c, etc., and is often used in mathematical equations or models to express the relationships between different variables.
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The restaurant bill you and your friend received was not itemized. You ordered 2 slices of waffles and 2 grand slams, for a total of $10.50. Your friend ordered 3 waffles and the one grand slam for $6.75.
(a) Write a system of equations for the situation. (Use w for the amount charged for a waffles and g for the amount charged for the grand slam.)
(b) Graph the equations in the system.
(c) Use your graph to estimate how much each item cost.
Answer:
Step-by-step explanation:
The system would be 2w+2g=10.50 and 3w+g=6.75 because w is waffles and g is grand slam then you need to isolate w and graph or you could use desmos if you teacher permits to graph
Gretchen paid $14.55 for a book. That amount included 6% sales tax. Rounded to the nearest cent, how much did the book cost before tax?
Answer:
The answer is $13.95
Step-by-step explanation:
You take the price with tax and subtract the tax (by 0.??), and that'll give you your answer. In this case, you the starting price of $14.55 and subtact 0.6 (6%), which gives you $13.95.
For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 90 N acts on a certain object, the acceleration of the object is 10 m/s² . If the force is changed to 81N , what will be the acceleration of the object?
Answer:
9 1/10th m/s2 :)
Step-by-step explanation:
The reason it is 1/10 is because the Number is 81 not 80, therefore 1/10 because there it is 1 left in 80 making it a fraction not a whole :) i hope this helps sorry if the explanation is too complicated...
If the point P( 9/10, y) is on the unit circle in quadrant IV, then y
=
A unit circle has a radius of 1, so r = 1. The point P(9/10, y) in the IV quadrant will have a positive x-value and a negative y-value.
How to solve the problem?Using the Pythagorean theorem we know that, x² + y² = r², in a Cartesian coordinate system. We can solve for y by rearranging the formula, r² - x2 = y², or y = ±√(r² - x²).
y = ±√(r² - x²)
y = ±√([1]² - [9/10]²)
Simplify the expression we have
y = ±√(1 - 81/100)
y = ±√(1-0.81)
y = ±√0.19, we choose the negative for quadrant IV.
y = -√0.19
y = -0.4359
Sin -0.4359 = 26 degrees in the IV quadrant, = 360-26 =334 degrees
CosA = 0.4359 in the Iv quadrant is positive we chose the positive figure 64 degrees
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What is the value of y when x = 3 in the equation y = 6x - (9 + 5)
Answer:
y = 4
Step-by-step explanation:
substitute x = 3 into the equation
y = 6(3) - (9 + 5) = 18 - 14 = 4
Answer: y=4
Step-by-step explanation:
y=6(3)-(9+5)
y=18-14
y=4
mr jeneski is preparing for a half marathon. He runs a total of 60 miles per week. Five of those miles are ran on saturday, and he takes sunday off. How many miles does he run per day, Monday-Friday
11 miles he run per day, Monday-Friday.
What is Unitary Method?The unitary technique involves first determining the value of a single unit, followed by the value of the necessary number of units.
For example, Let's say Ram spends 36 Rs. for a dozen (12) bananas.
12 bananas will set you back 36 Rs. 1 banana costs 36 x 12 = 3 Rupees.
As a result, one banana costs three rupees. Let's say we need to calculate the price of 15 bananas.
This may be done as follows: 15 bananas cost 3 rupees each; 15 units cost 45 rupees.
Given:
Total distance travelled = 60 miles.
On Saturday= 5 miles
Sunday was off
So, from Monday to Friday he travelled
=60 - 5
= 55 miles.
and, per day he run
= 55/5
= 11 miles
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Ps show work :D
Will mark BRAINLIST!!!
Given trigonometric equation is equal to 2 so the it has been proved.
what is trigonometric identity?
A trigonometric identity is a mathematical equation that expresses a relationship between trigonometric functions of an angle. These identities are true for all values of the angle, and they allow us to simplify expressions involving trigonometric functions, manipulate them algebraically, or evaluate them more easily.
Trigonometric identities include basic relationships such as \(sin^2(x) + cos^2(x) = 1,\) as well as more complex identities involving multiple functions such as the Pythagorean identity.
According to the question:
Let us begin by applying the trigonometric identity\(cos^2(x) + sin^2(x) = 1,\)which is true for any angle x. Solving for\(cos^2(x)\), we get \(cos^2(x) = 1 - sin^2(x).\)
Using this identity, we can rewrite the given equation as
\(1 - sin^2((1/8)^2) + 1 - sin^2(3n/8) + 1 - sin^2(5n/8) + 1 - sin^2(7n/8) = 2\)
Simplifying, we get:
\(4 - (sin^2((1/8)^2) + sin^2(3n/8) + sin^2(5n/8) + sin^2(7n/8)) = 2\)
Rearranging, we get:
\(sin^2((1/8)^2) + sin^2(3n/8) + sin^2(5n/8) + sin^2(7n/8) = 2\)
Now, let us apply the trigonometric identity \(sin^2(x) + cos^2(x) = 1\), which is true for any angle x. Solving for \(sin^2(x),\) we get \(sin^2(x) = 1 - cos^2(x)\).
2=2
Therefore, the equation is true
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A cylindrical swimming pool has a diameter of 20 feet and a height of 3. 5 feet. How many gallons of water can the pool contain? Round your answer to the nearest whole number. (1 ft3 ≈ 7. 5 gal).
the pool can contain approximately 8,218 gallons of water.
A cylindrical swimming pool has a diameter of 20 feet and a height of 3.5 feet. We are required to find out how many gallons of water can the pool contain.
Converting diameter to radius: The diameter of the cylinder is given as 20 feet. Hence the radius of the cylinder can be obtained by dividing the diameter by 2.
r= 20/2 = 10 feet
Volume of cylinder:Volume of cylinder is given by πr2h where π is a mathematical constant whose value is approximately 3.14r is the radius of the cylinderh is the height of the cylinder.
Putting values into the formula, we get:
π(10)²(3.5)≈ 1,095.75 ft³
Converting ft³ to gallons: 1 ft³ = 7.5 gallons
Therefore, 1,095.75 ft³ ≈ 8,218.13 gallons
the pool can contain approximately 8,218 gallons of water.Hence, the pool can contain approximately 8,218 gallons of water.
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What is the longest side of a right triangle?
A )Right Angle
B) Hypotenuse
C)Lega
D )Leg B
in a distribution, a random variable can take any value in a specified range. group of answer choices discrete probability cumulative relative frequency continuous probability
In a continuous probability distribution, a random variable can take any value in a specified range. (Option D)
A probability distribution refers to the mathematical function that provides the probabilities of occurrence of different possible outcomes for an experiment. Continuous probability distribution refers to a probability distribution with continuous types of data or random variables where the random variable can take on any value and is continuous. As there are infinite values that the variable can assume, the probability of the variable assuming any one specific value is zero. A continuous distribution is characterized by a range of values that are infinite, and therefore uncountable. The normal distribution is one example of a continuous distribution.
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The second of two numbers is two more than the first.
The sum is 40. Find the numbers.
Answer:
19 + 21 = 40.
Step-by-step explanation:
Below. What is m∠1?
m∠1 =
Answer:
m<1 = 70
Step-by-step explanation:
I'll have m<1 = x:
Exterior angles thm:
x + 31 = 101
x = 101 - 31
x = 70
x/10 = 2
Solve for x
x = ?
Answer:
20 ÷ 10 = 2
So x = 20
Step-by-step explanation:
Hope this helps!
Answer:
x = 20
Step-by-step explanation:
1. Multiply 10 on both sides
2. The 10 on he left said will cancel out
3. x = 20