Displacement from the origin will be 16.76 block
Pythagoras Theorem:
Pythagoras theorem can be used to find the unknown side of a right-angled triangle.Theorem stats that,
c² = a² + b²
where 'c' is the hypotenuse and 'a' and 'b' are the two legs.
In figure,
O is origin,
First travel 21 block north that means OA = 21 block.
then,
travel 16 block East that means AB = 16 block.
again finally,
travel 26 block South that means BC = 26 block.
Join OC,
OC = 16 block
CD = 5 block
we have to find the value of OD
Apply Pythagoras theorem,
OD² = OC² + CD²
OD = √(OC² + CD²)
OD =√(16² + 5²)
OD =√(256 + 25)
OD = √(256 + 25)
OD = √281 block
OD = 16.76 block
Thus,
Displacement from the origin will be 16.76 block
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it took samantha 6 years to double the money in her account. what interest rate was samantha receiving on her account?
Samantha was receiving an interest rate of 12% on her account.
What is Present value ?Present value is the present value of future cash flows discounted at a certain rate. Present value is based on the concept of the time value of money, where a dollar today is worth more than a dollar in the future.
PV = FV /(1 + r )ⁿ
Information provided to us ,
time period , n = 6 years
let " $x " be the present value of Samantha's account money.
After 6 years it becomes double that is
future value, F = $2x
let "r" be rate of interest was Samantha receiving on her account.
plugging all known values in above formula,
$x = $2x /(1+r)⁶
=> (1+r)^6 = 2
=> 1 + r = (2)^1/6 = 1.122
=> r = 1.122 - 1 = 0.122
=> r = 12%
So, rate of interest is 12% .
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Given the two rectangles below. Find the area of the shaded region.
3
☐
7
5
2
The area of the shaded region in the rectangle is given as follows:
42 units squared.
How to calculate the area of a rectangle?The area of a rectangle of base b and height h is given by the multiplication of these dimensions, as follows:
Area = base x height.
For the shaded region in this problem, given by the image shown at the end of the answer, the area can be obtained as the subtraction of the area of the entire rectangle by the area of the non-shaded region.
The entire rectangle has base 11 and height 12, hence it's area is given as follows:
Ar = 11 x 12 = 132 units².
The non-shaded region has base of 9 units and height of 10 units, hence it's area is given as follows:
An = 9 x 10 = 90 units².
Then the area of the shaded region on the rectangle is calculated as follows:
As = Ar - An = 132 - 90 = 42 units².
Missing InformationThe rectangle is given by the image shown at the end of the answer.
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In ΔPQR, r = 38 cm, ∠P=49° and ∠Q=127°. Find the length of p, to the nearest centimeter.
The length of p is 411 cm.
What is a Triangle?Every three-sided polygon having three edges and three vertices is referred to as a triangle in geometry. The most important attribute of a triangle is that its internal angles sum to 180 degrees. The triangle's angle sum attribute is what is known as.
As per the given data:
We are given a triangle, and we know 2 angles of the triangle and one side.
In ΔPQR:
r = 38 cm
∠P = 49°
∠Q = 127°
From the angle sum property for a triangle:
∠P + ∠Q + ∠R = 180°
49° + 127° + ∠R = 180°
∠R = 180° - 176°
∠R = 4°
By using the sine rule in a triangle:
sin(∠P)/p = sin(∠R)/r
p = [sin(∠P)/sin(∠R)] × r
p = [sin(49°)/sin(4°)] × 38
p = 411 cm
The length of p is 411 cm.
Hence, the length of p is 411 cm.
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please help i dont know the answer
Answer:
Step-by-step explanation:
do your work ok you go it and who still do ixl
with α = .05, what is the critical t value for a one-tailed test with n = 15?
With α = 0.05, 1.761 is the critical t value for a one-tailed test with n = 15 for a single-sample t-test.
Given that,
We have to find with α = 0.05, what is the critical t value for a one-tailed test with n = 15 for a single-sample t-test.
We know that,
α = 0.05
n = 15
One tailed t test for single sample.
We know from t-table
α = 0.05 (corresponding one -tail) and corresponding d.f = n - 1.
For sample t-test
d.f = 15 - 1 = 14
tα (0.05,14) for tail = 1.761 (from t-table)
Therefore, with α = 0.05, 1.761 is the critical t value for a one-tailed test with n = 15 for a single-sample t-test.
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Problem-solving
a How many codes can Eddie create using
Eddie needs to choose a 6-digit code for his computer password.
i 6 numbers
ii 4 numbers followed by 2 letters
iii 1 number followed by 5 letters?
Eddie decides that he does not want to repeat a digit or a letter.
b How many ways are possible in parts i to iii now?
Answer:
a) i) 6 numbers = 10^6=1000000
ii) 4 numbers followed by 2 letters= 10^4*26^2=6760000
iii)1 number followed by 5 letters : 10^1*26^5= 118,813,760
b)...
a) If Eddie repeat a digit or a letter:
i) The number of codes he can create with 6 numbers is 1,000,000.
ii) The number of codes he can create with 4 numbers followed by 2 letters is 67,600.
iii) The number of codes he can create with 1 number followed by 5 letters is 11,881,376.
b) If Eddie does not want to repeat a digit or a letter:
i) The number of codes he can create with 6 numbers is 15,120.
ii) The number of codes he can create with 4 numbers followed by 2 letters is 1,092,000.
iii) The number of codes he can create with 1 number followed by 5 letters is 7,893,600.
a) To calculate the number of codes Eddie can create for each scenario:
i) For a 6-digit code using only numbers, each digit can take on any value from 0 to 9 (10 options for each digit). So, the total number of codes is 10⁶ = 1,000,000.
ii) For a code with 4 numbers followed by 2 letters, there are 10 options for each digit and 26 options for each letter (assuming only uppercase letters). The total number of codes is 10⁴ * 26² = 67,600.
iii) For a code with 1 number followed by 5 letters, there are 10 options for the number and 26 options for each letter. The total number of codes is 10 * 26⁵ = 11,881,376.
b) If Eddie decides not to repeat a digit or a letter, the number of possibilities changes for each scenario:
i) Since he cannot repeat a digit, the first digit can be any of the 10 options. The second digit has only 9 options left, the third digit has 8 options, and so on. So, the total number of codes becomes 10 * 9 * 8 * 7 * 6 * 5 = 15,120.
ii) In this case, he cannot repeat any digit or letter. So, for the 4 numbers, there are 10 options for the first, 9 options for the second, 8 options for the third, and 7 options for the fourth. For the 2 letters, there are 26 options for the first and 25 options for the second (since no repetition is allowed). The total number of codes becomes 10 * 9 * 8 * 7 * 26 * 25 = 1,092,000.
iii) For the code with 1 number and 5 letters, the number has 10 options, and the first letter has 26 options. However, he cannot repeat any letter after the first, so the second letter has 25 options, the third has 24 options, and so on. The total number of codes becomes 10 * 26 * 25 * 24 * 23 * 22 = 7,893,600.
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A vertical number line is given. A vertical number line starting at negative 9 with tick marks every one-half unit up to 2. The value negative 5.5 is labeled. The change in the value of a stock was plotted on a number line in the image. If 0 represents the original cost, which of the following is true about the plotted value? The stock is −5.5 less than the original value, and the absolute value is 5.5. The stock is 5.5 less than the original value, and the absolute value is 5.5. The stock is −5.5 greater than the original value, and the absolute value is 5.5. The stock is 5.5 greater than the original value, and the absolute value is 5.5.
The correct statement about the plotted value on the number line is given as follows:
The stock is 5.5 less than the original value, and the absolute value is 5.5.
How to interpret the number line and the value plotted?The value plotted on the number line is given as follows:
-5.5.
The fact that the value is negative means that the stock is now less than the original amount, and the amount that it is less is the absolute value of the number plotted.
The absolute value of a number is represented by the number without the signal, hence the absolute value of -5.5 is given as follows:
|-5.5| = 5.5.
(just removed the negative symbol).
Hence the second statement is correct about the interpretation of the number line in this problem.
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Dilate the line segment by a scale factor of 2 with a center of dilation at the origin. Draw the dilated segment on the provided graph.
Click on a fool to begin drawing.
Drawing Tools
Select
Point
Une Segment
16-
14--
12-
10-
8-
Delote
10
12
Undo
14
16
Reset
The graph with the dilated line segment is given by the image shown at the end of the answer.
What is a dilation?A dilation happens when the coordinates of the vertices of an image are multiplied by the scale factor, changing the side lengths of a figure, thus a dilation is classified as a non-rigid transformation.
The endpoints of the line segment in this problem are given as follows:
(0,0) and (5,5).
The scale factor of the dilation is given as follows:
k = 2.
Then the endpoints of the dilated line segment will be obtained multiplying each of the coordinates of each of the endpoints by the scale factor of 2, as follows:
(0,0) and (10,10).
Then the dilated line segment, connecting the endpoints (0,0) and (10,10), is given by the image shown at the end of the answer.
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Someone needs help with my homework, help me! Can you fill in the blinks of Angle chase?
Answer:
in order of going down:
1) 77
2) 103
3) 77
4) 37
5) 53
Step-by-step explanation:
Answer:
77°
103°
77°
37°
Step-by-step explanation:
The outer quadrilateral in black is a rectangle because of the angles it has at the vertices.
Look at the upper green line. It intersects the vertical sides of the outer rectangle.
The upper green line intersects the left vertical segment of the outer rectangle at a 103° angle. That makes the top yellow box 77°.
The top yellow box is an angle of a quadrilateral.
360 - 77 - 66 - 114 = 103
The second yellow box is 103°.
The third yellow box is 77°.
The bottom yellow box is 180 - 66 - 77 = 37°
Joeph drove 27 mile in 1 1/3 hour. If he drove at a contant rate, how far did he travel in one hour?
The number of miles Joseph traveled in one hour is calculated to be 20.25 miles
Since Joseph drove 27 miles in 1 1/3 hours, we first convert 1 1/3 into simpler form as follows;
1 1/3 hours = 4/3 hours
Now we can determine how far he traveled in one hour if he drove at a constant rate by cross multiplication as follows;
4/3 hours = 27 miles
1 hour = x
Here x represents the number of miles traveled in one hour;
1 × 27 = 4/3x
27 = 4/3x
x = 27/(4/3)
x = 27 × 3/4
x = 20.25 miles
Hence Joseph travels 20.25 miles in one hour.
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The weight for newborn babie i approximately normally ditributed with a mean of 6. 6 pound and a tandard deviation of 1. 2 pound. Conider a group of 900 newborn babie:
1. How many would you expect to weigh between 3 and 8 pound?
2. How many would you expect to weigh le than 7 pound?
3. How many would you expect to weigh more than 6 pound?
4. How many would you expect to weigh between 6. 6 and 9 pound?
Approximately 795 newborn babies (88.3% of the 900 newborn babies) would be expected to weigh less than 7 pounds.
1. Approximately 728 newborn babies (81.3% of the 900 newborn babies) would be expected to weigh between 3 and 8 pounds.
2. Approximately 795 newborn babies (88.3% of the 900 newborn babies) would be expected to weigh less than 7 pounds.
3. Approximately 450 newborn babies (50% of the 900 newborn babies) would be expected to weigh more than 6 pounds.
4. Approximately 645 newborn babies (71.7% of the 900 newborn babies) would be expected to weigh between 6.6 and 9 pounds.
• Between 3 and 8 pounds: 0.6826*900 = 613.4 + 0.95*900 = 814.5 = 728
• Less than 7 pounds: 0.9545*900 = 859.05 = 795
• More than 6 pounds: 0.5*900 = 450
• Between 6.6 and 9 pounds: 0.6826*900 = 613.4 + 0.3413*900 = 306.17 = 64
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PLEASE HELP FAST WILL BE BRAINLIEST
Answer:
See below
Step-by-step explanation:
5z/(z-2) = - 1/z
1) z [tex]\neq[/tex] 2 the expression (z-2) in 5z/(z-2) would be 0, leaving 5/0. Division by 0 is undefined.
2) Similiarly, the expression - (1/z) requires that z [tex]\neq[/tex] 0, since division by 0 is not allowed (undefined).
Find the measure of each angle indicated.
A. 84 degree
B. 96 degree
Please help!!!
Answer:
84 Degrees
Step-by-step explanation:
This is because they are alternate interior angles
Which means they are both the same angle and are both inside the parallel line
ella purchased a new car in 2000 for $27,600. the value of the car has been depreciating exponentially at a constant rate. if the value of the car was $8,300 in the year 2004, then what would be the predicted value of the car in the year 2009, to the nearest dollar?
The predicted value of the car in 2009, to the nearest dollar, is $14,800.
The value of an exponentially depreciating asset can be calculated using the equation:
V = V_0 × [tex]e^{(-r*t)}[/tex]
where V is the current value of the asset, V_0 is the initial value of the asset, r is the rate of depreciation, and t is the time elapsed since the asset was purchased.
In this case, the initial value of the car was $27,600, the value in 2004 was $8,300, and the time elapsed since the car was purchased is 4 years.
To determine the predicted value of the car in 2009, we can set t equal to 9 years and solve for V:
V = 27,600 × [tex]e^{(-r*9)}[/tex] = 8,300
Solving for r gives us:
r = ln(8,300/27,600) / -9
= -0.069
To determine the predicted value of the car in 2009, we can plug the value for r into the equation and solve for V:
V = 27,600 × [tex]e^{(-0.069*9)}[/tex] = 14,800
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what function lets you test if something is true or false and then do different things depending on which result you get? (include the
The function is called an if/else statement function lets you test if something is true or false and then do different things depending on which result you get.
An if/else statement is a type of control flow statement that allows a program to execute different instructions depending on the result of a logical expression. The statement begins with an if condition, followed by a set of instructions to be performed if the condition is true. If the condition is false, the program executes the instructions after the optional else statement. The syntax for an if/else statement looks like this: if (condition) { // Instructions to execute if condition is true } else { // Instructions to execute if condition is false } By using an if/else statement, a program can make decisions and perform different actions based on the results of a logical expression.
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when we use the word automobile to refer to a category of transport vehicles, we are using this word as a(n)
When we use the word automobile to refer to a category of transport vehicles, we are using this word as a concept. The correct answers is concept
A concept is an abstract idea that takes form in your mind. This is known as the structures of thoughts and beliefs. They are important because it gives a clear explanation of a particular subject.
An automobile, byname auto, also called motorcar or car, a usually four-wheeled vehicle designed primarily for passenger transportation and commonly propelled by an internal-combustion engine using a volatile fuel, this term is generally used for an vehicle when refering to its category.
When we think of the word automobile, the first thing that comes to your mind is a category of transport. The mind connects the thoughts around the structures build. That’s a concept
Thus, when we use the word automobile to refer to a category of transport vehicles, we are using this word as a concept.
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Hi please help , you don't need to show work.
The value of function (f+g)(x) is x²-3x+7, (f-g)(x) is 3x²-3x+7, (fg)(x) is -2x⁴+3x³-7x² and (f/g)(x) is -2x²+3x-7/x²
What is a function?A relation is a function if it has only One y-value for each x-value.
The given two functions are
f(x)=3x-2 and g(x)=4+x
at x=-1
f(-1)=-5, g(-1)=3
at x=2,
f(2)=4, g(2)=6
at x=5,
f(5)=13, g(5)=9
Now the functions are f(x)=2x²-3x+7 and g(x)=-x².
We need to find (f+g)(x)
f(x)+g(x)
2x²-3x+7-x².
x²-3x+7
(f-g)(x)
f(x)-g(x)
2x²-3x+7+x²
3x²-3x+7
(fg)(x)
(2x²-3x+7)(-x²)
-2x⁴+3x³-7x²
f/g(x)=-2x²+3x-7/x²
Hence, the functions (f+g)(x)=x²-3x+7, (f-g)(x)=3x²-3x+7, (fg)(x)=-2x⁴+3x³-7x² and (f/g)(x)=-2x²+3x-7/x²
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Is this a function or not a function?
keeping in mind that a function does not have any X-Repeats, that is, the 1st coordinate in every pair never repeats, Check the picture below.
Claire buy a pair of earring for $4, a necklace for $10, and a ring for $7. She ha a 30% off coupon for her whole tranaction. What i her total if the ale tax i 6. 35%?
If the sales tax is 6. 35% then Claire's total is $15.63
In this questiion we have been given Claire buys a pair of earrings for $4, a necklace for $10, and a ring for $7.
So, her total purchase is:
4 + 10 + 7 = 21 dollars
She has a 30% off coupon for her whole transaction.
We find the 30 percent of 21
(30/100) * 21 = 6.3 dollars
So, she will get discount of 6.3 dollars.
So, the amount would be,
21 - 6.3 = $14.7
The sales tax is 6. 35%
Now we find 6.35 percent of 14.7
6.35% of 14.7
= 0.0635 × 14.7
= 0.933
So, the total purchase amount would be,
$14.7 + $0.933 = $15.63
Therefore, the total is $15.63
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1. What does the exponent 1/5 mean in the expression 64 1/5?
The exponent 1/5 meaning in the expression 64 1/5 is that a number that can be multiplied 5 times that will give 64.
How to illustrate the exponent?The exponent is the number of times that a number is multiplied by itself. It should be noted that the power is an expression which shows the multiplication for the same number. For example, in 6⁴ , 4 is the exponent and 6⁴ is called 6 raise to the power of 4
It should be noted that the exponent 1/5 meaning in the expression 64 1/5 is that a number that can be multiplied 5 times that will give 64.
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8n +9=7n+15 please solve this for me??
Answer:
n=2/5
Step-by-step explanation:
look it up
Answer:
n = 6
Step-by-step explanation:
8 x 6 = 48
48 + 9 = 57
=
7 x 6 = 42
42 + 15 = 57
So n = 6
Solve for X.
A. 8 degree
B. 5 degree
C. 7 degree
D. 6 degree
Please help quickly!!!
Answer:
c
Step-by-step explanation:
Martin climbs 3 meters in the first 10 minutes How many meters does Martin climb in 60 minutes? Hint: Either multiply 3 by 6 or set up this proportion and solve for x 3/10 = x/60
The distance Martin climbs in 60 minutes is 18 meters
Calculating Distance climbedFrom the question, we are to determine how many meters Martin can climb in 60 minutes
Let the distance he climbs in 60 minutes be x
From the given information,
Martin climbs 3 meters in the first 10 minutes
If Martin climbs 3 meters in 10 minutes
Then,
Martin will climb x meters in 60 minutes
Thus,
x × 10 = 3 × 60
Solve for x
10x = 180
x = 180/10
x = 18
Hence, the distance is 18 meters
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6
Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Match each equation with the correct solution.
2 = 15
H=
7/3
x =
x=8
8
x= -15
H=
4(3x + 5) - 3
1
7/3
= 9x
7
5(z + 7)-3(2-4)= 7x + 2
(529) = 2 ( + 6)
x = -9
x = 9
100
a. The solution to the equation 1/3(5x - 9) = 2(1/3x + 6) is x = 15.
b. The solution to the 4(3x + 5) - 3 = 9x - 7 is x = -8.
c. The solution to the equation 5(x + 7) - 3(x - 4) = 7x + 2 is 9
How to calculate the equation?a. Give the equation 1/3(5x - 9) = 2(1/3x + 6)
We want to find the value of x
5/3x - 3 = 2/3x + 13
x - 3 = 12
Collect the like terms
x = 12 + 3
x = 15
b. 4(3x + 5) - 3 = 9x - 7
12x + 20 - 3 = 9x - 7
Collect the like terms
3x + 17 = -7
3x = -24
Divide
x = -24 / 3
x = -8
c. 5(x + 7) - 3(x - 4) = 7x + 2
5x + 35 - 3x + 12 = 7x + 2
2x + 47 = 7x + 2
Collect the like terms
5x = 45.
Divide.
x = 45 / 5
x = 9
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Subtract 5x²+2x-11 from 3x²+8x-7. Express the result as a trinomial
Answer:
[tex] \sf \: -2x² + 6x + 4 [/tex]
Step-by-step explanation:
Given problem,
→ (3x² + 8x - 7) - (5x² + 2x - 11)
Let's solve the problem,
→ (3x² + 8x - 7) - (5x² + 2x - 11)
→ 3x² + 8x - 7 - 5x² - 2x + 11
→ (3x² - 5x²) + (8x - 2x) + (-7 + 11)
→ (3 - 5)x² + (8 - 2)x + 4
→ -2x² + 6x + 4
Hence, answer is -2x² + 6x + 4.
who owns a harley? harley-davidson motorcycles make up 14% of all the motorcycles registered in the united states. you plan to interview an srs of 500 motorcycle owners. how likely is your sample to contain 20% or more who own harleys? follow the four-step process.
The probability of 20% or more of the sample owning Harleys is 0.95. It is likely that your sample will contain 20% or more who own Harleys.
1. First, calculate the mean number of Harley owners in your sample using the 14% rate of Harley ownership among all motorcycle owners in the US:
14% * 500 motorcycle owners = 70 Harley owners2. Next, calculate the standard deviation of the number of Harley owners in your sample using the 14% rate of Harley ownership:
√(14% * 86% * 500) = 28 Harley owners3. Calculate the number of standard deviations that 20% (100 Harley owners) is from the mean of 70 Harley owners:
(100-70)/28 = 1.79 standard deviations4. Using a standard normal distribution table, we find that the probability of obtaining 1.79 standard deviations or more from the mean is about 0.9643. Therefore, it is likely that your sample will contain 20% or more who own Harleys.
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the number of miles mario can drive varies directly with the amount of gas that he has. he can drive 18 miles on ½ a gallon of gas. how many miles can mario drive with 9 gallons of gas?
Find the value of x and show your work.
5x+10
7x-6
im gussing you mean 5x+10=7x-6
if so
5x+10=7x-6
-5x = -5x
10=2x-6
+6=+6
16=2x
/2=/2
8=x
The value of x = 8
here, 5x+10 is the 1st Equation
and 7x-6 is the 2nd Equation
We have to form an equation
5x+10=7x-6
To solve for x, we need to isolate it on one side of the equation. To do this, we need to use inverse operations.
put the variable term on one side and the numerical term on the other side of the equal to sign, and while doing this change the sign from
plus with minus and vice versa
multiply with divide and vice versa
5x+10=7x-6
5x-7x=10+6
2x=16
x=[tex]\frac{16}{2}[/tex]
x=8
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The catter plot how the number of people at a fair baed on the outide temperature. How many fewer people would be predicted to be at the fair on a 100 f day then on a 75 f
The difference between the two numbers is the number of fewer people that would be predicted to be at the fair on a 100°F day than on a 75°F day.The answer will depend on the specific data from the catter plot.
1. Look at the catter plot and identify the points that correspond to the temperatures of 75°F and 100°F.
2. Note the number of people at the fair for each temperature.
3. Subtract the number of people at the fair in the 75°F point from the number of people at the fair in the 100°F point.
The difference between the two numbers is the number of fewer people that would be predicted to be at the fair on a 100°F day than on a 75°F day.
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Please help mee I will give brainlyest
Answer:
Step-by-step explanation:
answer is A. n is parallel to both l and m