The sum of their favorite integers= -6 + (-9) + 15
= -6-9+15
=0
R’S’T’ is the image of RST after a sequence of rigid motions. Give a sequence of rigid motions that would correctly produce R’S’T’
The transformation rule of the given sequence is: (x,y)→(−x,−y)
How to find the transformation?There are different types of transformation such as:
Translation
Rotation
Reflection
Dilation
We are told that △RST maps to △R′S′T′ after a sequence of rigid motions.
Since the absolute values of x and y-coordinates are same but the sign of both coordinates are changed. It is possible, if the figure is rotated 180 degree about the origin.
Now, When a figure rotated 180 degree about the origin, then the transformation rule is: (x,y)→(−x,−y)
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Solve for e.
9e + 4 = -5e + 14 + 13e
Answer:
e = 10
Step-by-step explanation:
In this problem we are told to solve for e. This means we need to isolate the variable e, leaving it completely by itself on one side of the equation.
9e + 4 = -5e + 14 + 13e
We can do this multiple ways, but I will show you how I would do it.
First I would subtract 4 from both sides.
9e + 4 = -5e + 14 + 13e
9e = -5e + 14 + 13e - 4
We can simplify the right side of the equation down by subtracting four from 14.
9e = -5e + 10 + 13e
Next, let's simplify our algebraic expressions. We can subtract 5e from 13e (or add -5e to 13e whatever tickles your fancy)
-5e + 13e = 8e
9e = 8e + 10
Now we subtract algebraic expression 8e from both sides
9e - 8e = 10
All of our expressions with the variable e are now on one side but we aren't done yet. Compute 9e - 8e.
9e - 8e = 10
1e = 10
or
e = 10
We have isolated e! Our final answer is e = 10
Sally is given $850. Every year, she decides to donate 9% of this money to charity until she has none left.
After 34 years, approximately how much money will Sally have left?
Answer:
Step-by-step explanation:
Year 1: $850 * 0.91 = $773.50
Year 2: $773.50 * 0.91 = $704.69
Year 3: $704.69 * 0.91 = $641.95
...
Year 34: (continue the pattern)
We can continue this calculation for each year, but to save time, we can use an exponential decay formula:
Remaining Amount = Initial Amount * (1 - rate)^years
Substituting the values:
Remaining Amount = $850 * (1 - 0.09)^34
Calculating this expression:
Remaining Amount ≈ $850 * (0.91)^34 ≈ $255.88
After 34 years, approximately $255.88 will be left with Sally.
Mr. Alpert’s house has 40 windows. Kids playing baseball outside the house broke 10% of the windows.
Answer:
Step-by-step explanation:
Number of windows broken = 10% of 40
\(= \frac{10}{100}*40\\= 4\)
Answer:
4 windows are broken
Step-by-step explanation:
Which property is illustrated by the following statement? A. Reflexive B. Commutative C. Transitive D. Symmetric
Answer:
D. Symmetric
Step-by-step explanation:
The symmetric property of congruence says, for objects A and B, ...
if A ≅ B, then B ≅ A.
__
The symmetric property of congruence makes your statement true:
if ΔHXA ≅ ΔRGI, then ΔRGI ≅ ΔHXA
__
Additional comment
The other answer choices involve other properties:
Reflexive -- an object is congruent to itself: ΔHXA ≅ ΔHXA
Commutative -- certain operations allow the order of their operands to be reversed: A +B = B +A for addition; AB = BA (for scalar multiplication)
Transitive -- if A ≅ B and B ≅ C, then A ≅ C.
The property which is illustrated by the given statement is Symmetric property.
What is Reflexive property?Reflexive property states that for any number, c, the number is equal to itself.
Or in case of expressions, a + b = a + b.
Symmetric property states that, for any numbers m and n,
If m = n then n = m.
Transitive property states that, for any numbers m, n and o,
If m = n and n = o, then m = o.
Commutative property is for operation of numbers.
a + b = b + c
Given statement is If, ΔHXA ≅ ΔRGI, then ΔRGI ≅ ΔHXA.
This is symmetric statement.
Hence the correct option is D.
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In the New York marathon there were 45 360 runners. 7 /10 of the runners were women. How many of the runners were men?
Answer:
13,608
Step-by-step explanation:
If 7/10 of the runners were women, than 3/10 of the runners were men. 3/10 of 45,360 runners is 13,608.
Hope this helps! Pls give brainliest! Also, plz sub to kgirl633 on yt.
Which of the following equations have the same solution ? Select all that apply. 1/2x+4= 7 , 1/3x -7= -6 , -2x-10= -16 , 2x + 13 =23 , 2/3x + 1 = 3
Graph a right triangle with the two points forming the hypotenuse. Using the sides, find the distance between the two points in simplest radical form. (−3,−2) and (−7,−6)
the distance between the points (−3,−2) and (−7,−6) is 4 √ 2 units.
In the given question endpoints of the line (Hypotenuse) have been given and we have to find the length of the hypotenuse.
Distance between the two points (−3,−2) and (−7,−6) will be:
Distance = √ ( x₂ - x₁)² + ( y₂ - y₁ )²
Distance =√ ( - 7 + 3)² + ( - 6 + 2 )²
Distance = √ 16 + 16
Distance = √ 32
Distance = 4 √ 2 units
Therefore, the distance between the points (−3,−2) and (−7,−6) is 4 √ 2 units.
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Points A and B are represented on the number line.
А
B
-ht
-2
-1
0
1
2
Determine whether each inequality is true or false. Choose "True" or "False" for each inequality.
Statement True or False?
IAI > IBI
True
False
IAI > 0
True
False
A>B
True
False
Answer:
Points A and B are represented on the number line.
А
B
-ht
-2
-1
0
1
2
Determine whether each inequality is true or false. Choose "True" or "False" for each inequality.
Statement True or False?
IAI > IBI
False
IAI > 0
False
A>B
true
The body mass index (BMI) of an adult is directly proportional to the person's weight, in pounds. If acertain adult weighing 145 pounds has a BMI of 23.2, what would be the new BMI of the person afterlosing 5 pounds?
If the BMI is directly proportional to the person's weight (in pounds), then:I
\(BMI=k\cdot w\)Where w is the weight and k is a constant of proportionality. We know that if w = 145 pounds, the BMI is 23.2. Then:
\(\begin{gathered} 23.2=k\cdot145 \\ \\ \Rightarrow k=0.16 \end{gathered}\)Finally, if the person loses 5 pounds, w = 140 pounds. Using the first equation:
\(\begin{gathered} BMI=0.16\cdot140 \\ \\ \therefore BMI=22.4 \end{gathered}\)\(\)Write down the name of the shape for question D. Please help!
Step-by-step explanation:
thats shape is a delta
:)
Answer:
arrow head
Step-by-step explanation:
Please help it’s due today!!!!
4. RSTU is a trapezoid because the opposite sides RS and UT are parallel.
5. RSTU is not an isosceles trapezoid because the diagonals are not congruent.
How to verify that RSTU is a trapezoid?In order to verify that RSTU is a trapezoid, we would have to determine slope of the pair of opposite sides and check whether at least one pair of opposite sides are parallel;
RU ║ ST
Slope of side RU = Slope of side ST
Slope of RU = (y₂ - y₁)/(x₂ - x₁)
Slope of RU = (1 + 3)/(5 + 3)
Slope of RU = 4/8
Slope of RU = 0.5.
Slope of RS = (y₂ - y₁)/(x₂ - x₁)
Slope of RS = (-9 + 3)/(-4 + 3)
Slope of RS = -6/-1
Slope of RS = 6.
Slope of ST = (y₂ - y₁)/(x₂ - x₁)
Slope of ST = (-2 - 1)/(10 - 5)
Slope of ST = -3/5
Slope of ST = -0.6.
Slope of UT = (y₂ - y₁)/(x₂ - x₁)
Slope of UT = (-2 + 9)/(10 + 4)
Slope of UT = 7/14
Slope of UT = 0.5.
Therefore, RSTU is a trapezoid because the opposite sides RS and UT are parallel.
Question 5.
In order to determine whether RSTU is an isosceles trapezoid, we would have to determine length of the diagonals by using the distance formula and check whether they are congruent;
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Distance RT = √[(-2 + 3)² + (10 + 3)²]
Distance RT = √170 units.
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Distance US = √[(5 + 4)² + (1 + 9)²]
Distance US = √181 units.
Therefore, RSTU is not an isosceles trapezoid because the diagonals RT and US are not congruent.
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Why is the interest rate of a loan one of the most important things to consider when shopping around for loans?
a.
The interest rate should be ignored, because there’s nothing a consumer can do to change it.
b.
The interest rate is essentially how long you have to pay off your loan, and the shorter the better.
c.
The interest rate can drastically change the total amount paid to the lender, in the case of mortgages, up to thousands of dollars.
d.
The interest rate does not change, even between banks, so choosing the right time to borrow is essential.
Answer:
C
Step-by-step explanation:
trust me c is the correct answer
Tori worked 48 hours one week. Her hourly pay for 40 hours is $16.20. Her overtime rate is 1.5. What was her
total pay that week?
Does Pres. Trump have the” honesty and trustworthy you expect in a president?”. Poll surveyed 1015 adults and 34% of them (clearly less than half), answered yes. Could Trump’s adversaries conclude from this that only a minority (less than half) of the population of Americans thought Trump had the honesty and trustworthy to be president? Carry out an appropriate test at the 0.10 significance level. Use the five-step framework to organize your work
Answer:
trump is trustworthy and he is honest so yes he is what we need
Step-by-step explanation:
Answer:
is this an actual assignment or do u just want our opinion
Step-by-step explanation:
on a field trip, there there are 42 children for three adults to supervise. how many adults are needed for a 252 children?
18 supervisors are needed.
42 children for 3 adults to supervise:
First, we have to divide the number of children by the number of supervisors:
42/3 = 14 children for each supervisor.
Then we have to divide the new number of children (252) by the number of children that each supervisor supervises.
252 /14 = 18 supervisors.
Which equation does the graph of the systems of equations solve?
two linear functions intersecting at 3, negative 2
−one thirdx + 3 = x − 1
one thirdx − 3 = −x + 1
−one thirdx + 3 = −x − 1
one thirdx + 3 = x − 1
Answer:
-1/3x+3 = x-1
Step-by-step explanation:
The solution is (3,-2)
Check and see if the point solves the equation
-1/3x+3 = x-1
-1/3(3) +3 = 3-1
-1+3 = 3-1
2=2 yes
Answer:
C
Step-by-step explanation:
Charles can type 675 words in 9 minutes. How many words can he type per minute?
Group of answer choices
6075 words per minute
75 words per minute
86 words per minute
75 minutes per word
Answer:
675 devided bye 9 = 75
Step-by-step explanation:
Answer: 75 words per minute
Step-by-step explanation:
We can set this problem up similar to a ratio
675:9
Knowing that this is for 9 minutes, dividing by 9 will give you the amount per one minute
675/9 9/9
75:1 or 75 words per minute
BIG IDEAS MATH
K
Tell whether the information in the figure allows you to conclude that point P lies on the perpendicular bisector of
LM.
L
P
M
Yes
O No
N
Explain your reasoning.
Note that it is correct to state that LN ≅ MN and Nk ⊥ LM, so NK is the perpendicular bisector of LM and P is on NK. See attached image.
What is a perpendicular bisector?A perpendicular bisector is a line that cuts another line segment across the junction point at a straight angle. As a result, a perpendicular bisector always cuts a line segment through its midway. The phrase bisect implies dividing evenly or uniformly.
A simple technique to determine a perpendicular bisector is to measure the line segment you need to bisect. Then, divide the measured length by two to determine the midway. Draw a line at a 90-degree angle out from this middle.
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Full Question:
Tell whether the information in the diagram allows you to conclude that point P lies on the perpendicular bisector of LM. Explain your reasoning. See attached image.
A) No. You would need to know that LK ⊥ MK
B) No. You would need to know that KP ⊥ LM
C) Yes, t LN ≅ MN and Nk ⊥ LM, so NK is the perpendicular bisector of LM and P is on NK
D) Yes, NK ⊥ LM, so NK is the perpendicular bisector of LM and P is on NK
Need help!!!! with geomtry
Answer: n=11 m=3
Step-by-step explanation:
2n+2=3n-9
n=11
3m+6=n+4
3m+6=11+4
3m+6=15
3m=9
m=3
3 Jack walk from Santa Clara to Polo Allo. Il took I hour 25 min to walk from Santa Clot to Los Altos. Than it took 25 minute of wal from los altos to Palo buto. He arrived in Palo alto at 2:45 P.M. of what time die Santa Clara ? he leave Santa clara
The time Jack left Santa Clara is 1 : 55 pm
What is word problem?A word problem in math is a math question written as one sentence or more. These statements are interpreted into mathematical equation or expression.
The time for Jack to walk to lose Altos is 25 min and he uses another 25mins to work to Palo alto.
Therefore, the total time he spent is
25mins + 25 mins = 50 mins
He arrived Palo at 2 :45 pm, therefore the time he left Santa Clare will be ;
2:45 pm = 14 :45
= 14:45 - 50mins
= 13:55
= 1 : 55pm
Therefore he left at 1:55 pm
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For signing up for the rewards program at a pizzeria, Haley got a card with 15 points. For each pizza she orders, she earns 8 points. Once she hits 175 points, she gets a free pizza. How many pizzas will she need to order to get a free one?
Answer:
20 pizzas
Step-by-step explanation:
Is 39x+27y=6 in standard form
Answer: Yes
Step-by-step explanation:
Solve the system of two linear equations by the method of elimination (also called addition method). For a dependent system, give the answer in the form of an ordered pair in terms of x. (If there is no solution, enter NO SOLUTION.) x - y = -15 -3x + 3y = 45 (x, y) =?
x - y = -15 -3x + 3y = 45 (x, y) = the system of two linear equations using the method of elimination ( 5, 45).
x - y = -15
-3x + 3y = 45
written as
3x - 3y = -15
+3x + 3y = 45
6x = 30
x = 5
Substitute x = 5 into either of the linear equations to find y.
x - y = -15
5 - y = -15
y = 45
Therefore, the solution is (5, 45).
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Archie is taking a course in probability theory. Discussion sessions with the class TA (teaching assistant) conflict with Archie's trips to the beach. Archie has to decide between attending TA sessions, which might help him do better in the probability course, and going to the beach.
Archie learns that 93% of past students who did not attend TA sessions received a grade of B or below in the course. Archie also learns that 11% of past students received a grade higher than B. After some thought, Archie decides to attend the TA sessions. Not all of his classmates share his decision; in fact, only 4 out of every 18 of his classmates attend discussion sessions with the TA. Compute the probability that Archie will receive a grade higher than a B in the course.
Answer:
The probability that Archie will receive a grade higher than a B in the course is 0.2164.
Step-by-step explanation:
We are given that Archie learns that 93% of past students who did not attend TA sessions received a grade of B or below in the course. Archie also learns that 11% of past students received a grade higher than B.
Let B = event that the student received a grade higher than B.
and T = event that the student discussion sessions with the TA.
So, P(B) = 0.11 and P(T) = \(\frac{4}{18}\) = 0.22
Also, the probability that the students who did not attend TA sessions received a grade of B or below in the course = P(B'/T') = P(not B/not T) = 0.92
Now, we have to find the probability that Archie will receive a grade higher than a B in the course given he attended the discussion sessions with the TA = P(B/T)
As we know that the conditional probability formula is given by;
P(B/T) = \(\frac{\text{P}(\text{B} \bigcap \text{T})}{\text{P(T)}}\)
Now, as it is given that P(not B/not T) = 0.92
So, \(\frac{\text{P}(\text{not B} \bigcap \text{not T})}{\text{P(not T)}} =0.92\)
\(\frac{\text{P}(\text{not B} \bigcap \text{not T})}{1 - \text{P(T)}} =0.92\)
\(\frac{\text{P}(\text{not B} \bigcap \text{not T})}{1 - 0.22}} =0.92\)
\({\text{P}(\text{not B} \bigcap \text{not T})} =0.92\times 0.78\)
\({\text{P}(\text{not B} \bigcap \text{not T})}\) = 0.7176
Also, \({\text{P}(\text{ B} \bigcup \text{ T})}= 1 - {\text{P}(\text{not B} \bigcap \text{not T})}\)
\({\text{P}(\text{ B} \bigcup \text{ T})}\) = 1 - 0.7176 = 0.2824
Now, the formula for \({\text{P}(\text{ B} \bigcup \text{ T})}\) is given by;
\({\text{P}(\text{ B} \bigcup \text{ T})} = \text{P(B)} + \text{P(T)} - {\text{P}(\text{ B} \bigcap \text{ T})}\)
0.2824 = 0.11 + 0.22 - \(\text{P(B} \bigcap \text{T})\)
\(\text{P(B} \bigcap \text{T})\) = 0.33 - 0.2824 = 0.0476
Now, the required probability P(B/T) = \(\frac{\text{P}(\text{B} \bigcap \text{T})}{\text{P(T)}}\)
= \(\frac{0.0476}{0.22}\) = 0.2164
Hence, the probability that Archie will receive a grade higher than a B in the course is 0.2164.
() Which number is closest to √5?
1.7
2.2
3.4
3.1
Answer:
Step-by-step explanation:
What is the present value of R13 000 p.a. invested at the beginning of each year for 8years at 10%p.a. compound interest? (NB Use the compound interest tables provided or work to three decimal places only.)
Given statement solution is :- The present value of R13,000 per year invested for 8 years at 10% compound interest is approximately R69,776.60.
To calculate the present value of an investment with compound interest, we can use the formula for the present value of an annuity:
PV = A *\((1 - (1 + r)^(-n)) / r\)
Where:
PV = Present value
A = Annual payment or cash flow
r = Interest rate per period
n = Number of periods
In this case, the annual payment (A) is R13,000, the interest rate (r) is 10% per year, and the investment is made for 8 years (n).
Using the formula and substituting the given values, we can calculate the present value:
PV = \(13000 * (1 - (1 + 0.10)^(-8)) / 0.10\)
Calculating this expression:
PV = \(13000 * (1 - 1.10^(-8)) / 0.10\)
= 13000 * (1 - 0.46318) / 0.10
= 13000 * 0.53682 / 0.10
= 6977.66 / 0.10
= 69776.6
Therefore, the present value of R13,000 per year invested for 8 years at 10% compound interest is approximately R69,776.60.
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Evaluate the expression and leaving your answer in polar form.
Complex numbers z₁ = 6 · \(e^{i\,\frac{17\pi}{20} }\) and z₂ = 6 · \(e^{i\,\frac{27\pi}{20} }\) are the square roots of the complex number in polar form.
How to find the square root of a complex number in polar form
In this problem we find a complex number in polar form, that is, a complex number of the form:
z = r · \(e^{i\,\theta}\)
Where:
r - Norm of the complex number.θ - Direction of the complex number, in radians.The square root of this number can be found by means of the De Moivre's theorem:
\(\sqrt{z} = \sqrt{z} \cdot e^{i\,\left(\frac{\theta + 2\pi\cdot k}{n} \right)}\), for k = {0, 1}
If we know that z = 36 and θ = 17π / 10, then the roots of the complex number are:
z₁ = 6 · \(e^{i\,\frac{\frac{17\pi}{10}}{2} }\)
z₁ = 6 · \(e^{i\,\frac{17\pi}{20} }\)
z₂ = 6 · \(e^{\frac{\frac{17\pi}{10} + 2\pi }{2} }\)
z₂ = 6 · \(e^{i\,\frac{27\pi}{20} }\)
The solutions are z₁ = 6 · \(e^{i\,\frac{17\pi}{20} }\) and z₂ = 6 · \(e^{i\,\frac{27\pi}{20} }\).
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An image of lines p and q parallel to each other. Lines m and n are not parallel to each other. Line m, p form an angle of one hundred two degrees and an angle marked y. Lines n, q form an angle marked x and an angle of one hundred fifteen degrees.Parallel lines p and q are cut by two non-parallel lines, m and n, as shown in the figure. The value of x is degrees, and the value of y is degrees.
Answer:
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Mr. Bauer Placed the letters in the word basketball into a bag what is the probability of choosing a B not replacing it and then choosing a vowel
Using it's concept, it is found that there is a 0.0333 = 3.33% probability of choosing a B not replacing it and then choosing a vowel.
What is a probability?A probability is given by the number of desired outcomes divided by the number of total outcomes.
The word basketball has 10 letters.
b is one of them, hence P(A) = 1/10 = 0.1.Then, of the 9 letters, 3 will be vowels, hence P(B|A) = 3/9 = 1/3 = 0.3333.Thus, the probability of choosing a B not replacing it and then choosing a vowel is given by:
\(P(A \cap B) = P(A)P(B|A) = 0.1 \times 0.3333 = 0.0333\)
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Answer: 2/45
The question asks for choosing the letter B, which we know that there is two of in basketball, so 2/10, and then we multiply it by the amount of vowels, which is 2/9, and when we multiply we get 4/90 which can be simplified to 2/45.