13) Find the values of x and y.
Answer:
x = 64°
y = 71°
Step-by-step explanation:
✔️x = 180 - 2(58) (isosceles triangle)
x = 180 - 116
x = 64°
✔️y + 45° + x = 180° (angles on a straight line)
y + 45° + 64° = 180° (substitution)
y + 109 = 180°
y = 180° - 109°
y = 71°
Please help
Find the equation to the line below.
1 1
y = [? ]x +
[ ]
In 2 /3 ÷ 4 /5 the is 2/ 3 .
Answer:
5/9
Step-by-step explanation:
2/3 • 5/2 • 2/3
1/3 • 2/5 • 2/3
multiply 1/3 for 5/2
5
-----------
3 • 2
multiply 3 for 2
5/6 • 2/3
anular el factor común 2
5/3 • 1/3
multiply 5/3 for 1/3
5
------------
3 • 3
multiply 3 for 3
5/9
the result
5/9
form decimal
0.5
2 Question 3 3.1 The layout plan of the copy room at Hills Secondary is given below.
3.1 justify a reason whether or not copier is suitably placed in room (3)
Based on these considerations, it is necessary to assess the specific layout plan and the surrounding environment to determine whether the copier is suitably placed in room (3) at Hills Secondary.
To determine whether the copier is suitably placed in room (3) at Hills Secondary, we need to consider factors such as accessibility, noise, and convenience.
Firstly, we need to evaluate the accessibility of the copier in room (3). Is it easily accessible for all students and staff who need to use it? If the copier is located in a central position within the school or close to high-traffic areas, it would be considered suitable.
However, if it is tucked away in a corner or not easily visible, it may cause inconvenience and hinder access for users.
Secondly, we should consider noise levels. Copiers can be noisy machines, and if room (3) is located near classrooms or areas where students require a quiet environment, it may not be an ideal placement. Noise disturbances could disrupt learning activities and cause distractions.
Lastly, convenience plays an important role. Room (3) should be spacious enough to accommodate the copier and allow users to operate it comfortably. If the room is cramped or lacks proper ventilation, it may cause inconvenience for users and impact the overall workflow.
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Which event is considered neither likely nor unlikely?
A, Rolling a number greater than 1 on a six-sided number cube.
B, Rolling a 1 on a six-sided number cube.
C, Getting heads when flipping a coin.
D, Choosing an X,Y, or Z from a bag containing all the letters of the alphabet.
According to the information, the event C, getting heads when flipping a coin, is considered neither likely nor unlikely.
Which event is considered neither likely nor unlikely?In probability, an event is considered likely if its probability is high, and it is considered unlikely if its probability is low. An event is considered neither likely nor unlikely if its probability is close to 0.5 or 50%. In this case we have to consider the probability of each option to establish a conclusion. Here is the analysis:
A, rolling a number greater than 1 on a six-sided number cube, has a probability of 5/6, which is greater than 0.5, so it is considered likely.B, rolling a 1 on a six-sided number cube, has a probability of 1/6, which is less than 0.5, so it is considered unlikely.C, getting heads when flipping a coin, has a probability of 1/2, which is equal to 0.5, so it is considered neither likely nor unlikely.D, choosing an X, Y, or Z from a bag containing all the letters of the alphabet, would depend on the specific contents of the bag. If the bag contains an equal number of each letter of the alphabet, the probability would be 3/26, which is less than 0.5, so it would be considered unlikely.According to the above, the event C, getting heads when flipping a coin, is considered neither likely nor unlikely because its probability is exactly 0.5 or 50%.
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I need help finding the answer to this question
Answer: I believe it would be 2/5.
Step-by-step explanation:
Reduction means the fraction is reduced to it's simplest form.
7/7=1
2/5=2/5
15/13=1 2/13
See as the '2/5' does not change in reduction.
So, '2/5' would be your answer.
Hope this helps! :)
Find whole numbers a,b,c so that
Answer:
Step-by-step explanation:
I can't give answer you by step to step cause I can't make any symbols through my computer.
Given: Line segment AC and line segment BD intersect at O.
Prove: ZAOB ZCOD
Since line segment AC and line segment BD intersect at O, ZAOB is supplementary to ZBOC and ZBOC is supplementary to
ZCOD by the linear pair theorem.
Which statement and reason best completes the proof?
ZCOD.
ZCOD.
By the congruent supplements theorem, ZAOB
By the substitution property of equality, ZAOB
By the congruent complements theorem, ZAOBZCOD.
By the subtraction property of equality, ZAOB ZCOD.
By the substitution property of equality, ∠AOB ≅ ∠COD. Then the correct option is B.
What is an angle?The inclination is the separation seen between planes or vectors that meet. Degrees are another way to indicate the slope. For a full rotation, the angle is 360°.
Supplementary angle - Two angles are said to be supplementary angles if their sum is 180 degrees.
Given: Line segment AC and line segment BD intersect at O.
Prove: ∠AOB ≅ ∠COD
By the supplementary angles property, the equations are given as,
∠AOB + ∠BOC = 180° .....1
∠BOC + ∠COD = 180° ....2
By the substitution property of equality, ∠AOB ≅ ∠COD. Then the correct option is B.
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Answer: By the congruent complements theorem
Step-by-step explanation: I took the test
When a number is decreased by 20% of itself, the result is 96. What is the number?
The number is
Answer:
480
Step-by-step explanation:
Take 96 and divide it by 2 to get what ten percent would be: 48
Then just multiply 48 by ten for 100% (The number): 480.
To check, take a calculator and do 480-20% and it equals 96.
3,998-(-7)= can you please help me with this problem
Answer:
4005
Step-by-step explanation:
3,998 - (-7) = ?
Two negative signs will make a positive sign.
3,998 - (-7) = 3998 + 7 = 4005
So, the answer is 4005
Find the standard deviation of the sampling distribution of sample means using the given information. Round to one decimal place, if necessary. μ = 64 and o = 12; n = 9
The standard deviation of the data sample is 2.55.
What is the standard deviation of the data sample?The standard deviation of the data sample is calculated by applying the following formula;
S.D = √ (x - μ)²/(n - 1)
where;
μ is the mean of the distributionx is the sample datan is the number of sample dataThe given parameters;
mean, μ = 64
x, = 12
number of samples = 9
The standard deviation of the data sample is calculated as;
S.D = √ (12 - 64)²/(9 - 1)
S.D = 2.55
Thus, the standard deviation of the data sample is calculated by applying the formula for standard deviation.
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What is the sin B?
/21
B
5
2
sin (B) =
[?]
Answer:
Step-by-step explanation:
sin (B) = \(\frac{2}{5}\)
For each graph, calculate the slope of the line.
Answer:
A. -1/3
B. -1
C. -5/4
Step-by-step explanation:
The slope formula is
m= y2 - y1
----------
. x2 -x1
It doesn't matter what you choose for x2 & y2, as long as you go the same direction each time.
A. 6-4 / 2-8
2/-6
-1/3
B. 7-1 / -5-1
6/-6
-1
C. -3 - (-8) / -6 - (-2)
5/-4
Don't forget to simplify your fractions
Determine the degree of the relation y = 8x^4 – 3x^3 + x^2.
a) 4
b) 3
c) 1
d) 2
Answer:
x= 2x+3
Step-by-step explanation:
delta= postif
x1= -b - racine de Delta sur A AU CARRE
x2= -b + racine de delta A AU CARRE
Graphing a linear equation of the form y=mx how do I plot y=-2x
a line through the origin with a slope of -2 (for every 1 unit to the right, move 2 units down)
when plotting, plug in values for x, i would recommend starting with 0, 1, and -1, then find y for each of these x values, then connect the points
Aisha drove 17 miles in 3 hours. On average, how fast did she drive, in miles per
hour? Enter your answer as a whole number, proper fraction, or mixed number in
simplest form.
Answer: 5.6 repeating
Step-by-step explanation: No explanation added.
A grade has 81 girls and 72 boys. the grace is split into groups that have the same ratio of girls to boys as the whole grade. How many girls are in a group that has 16 boys
Pliisssss Helppppp
30 + 40 - 60 = ?
\(\:\)
◇◆□■□■□■□■□■□■□■□■□■□■□■□■□■□■□■□■□■□◆◇
30 + 40 - 60
70 - 60
10
◇◆□■□■□■□■□■□■□■□■□■□■□■□■□■□■□■□■□■□◆◇
\(\:\)
Answer:10
Step-by-step explanation:
30 + 40 -60 Step one combine like terms all + and all -
= 70 - 60 Which is bigger + or - in thi question + is bigger
= 10 So you subtract 70
- 60
_____________
10
(8m + 4) + (8m + 4) combine the like terms to simplify
The expression simplified can be written as:
16m + 8
How to combine the terms and simplify?Here we want to simplify the following expression:
(8m + 4) + (8m + 4)
To simplify, we start by removing the parenthesis:
8m + 4 + 8m + 4
Now we can change the order of the terms so we get:
8m + 8m + 4 + 4
Now we can group the like terms to get:
(8m + 8m) + (4 + 4)
And simplify this to get:
16m + 8
That is the simplified expression.
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Find the slope and the y-intercept of the graph of the linear equation. y=-7x+12
Answer: Hope this helps, mark me brainliest if you can
Slope is -7, Y-INT is 12
Step-by-step explanation:
We have the eqaution:
y=-7x+12
Which is basically:
y=mx+b (Y = Slope * X + Y-int)
m is slope, b is y-int, using this knowledge you can see that b=12 (y-int) and m=7 (slope)
Using the present value approach, solve the following:
Tom has $100 in a bank account that pays a guaranteed 5% interest rate each year. How much would Tom have at the end of Year 3?
Answer:
Step-by-step explanation:
$100x0.5x1=$5
Bandhan Bank employee salary after 10 years
Answer:
- Banking Operations salary in India with less than 1 year of experience to 10 years ranges from ₹ 1.4 Lakhs to ₹ 7 Lakhs with an average annual salary of ₹ 3.1 Lakhs based on 261 latest salaries
It takes Dariya 35 seconds to download 5 songs from the Internet. How can the number of seconds it would take Dariya to download 7 songs at this rate be determined? ( need help )
By dividing 35 by 7.
By multiplying 35 by 7.
By finding the unit rate and dividing it by 7.
By finding the unit rate and multiplying it by 7.
To determine the number of seconds it would take Dariya to download 7 songs at the same rate, we first find the unit rate and multiply it by 7.
Hence, option 4. By finding the unit rate and multiplying it by 7 is the right option.
Unit Rate = 7second/song.
Time to download 7 songs = 49 seconds.
What do we mean by unit rate?A unit rate is a quantity taken for a unit of another quantity.
How do we solve the given question?We are given that it takes Dariya 35 seconds to download 5 songs from the Internet. We are asked about the time it will take Dariya to download y songs at the same rate.
We will first determine the unit rate of the time taken for downloading a song.
5 songs take 35 seconds.
∴ 1 song takes 35/5 = 7 seconds.
∴ Unit rate is 7seconds/song.
Now to determine the time for downloading 7 songs, we multiply the unit rate by 7.
∴ Time taken to download 7 songs = 7 songs * unit rate
or, Time taken to download 7 songs = 7 songs * 7 second/song
or, Time taken to download 7 songs = 49 seconds.
∴ To determine the number of seconds it would take Dariya to download 7 songs at the same rate, we first find the unit rate and multiply it by 7.
Hence, option 4. By finding the unit rate and multiplying it by 7 is the right option.
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The width of a rectangle is 11 inches less than its length. Find the dimensions of the rectangle if the area is 80 squares inches. Then find the perimeter of the garden.
Answer:
8r1000000
Step-by-step explanation:
Answer:
Dimensions = 16 inches & 5 inches
Perimeter = 42 inches
Step-by-step explanation:
X x (X + 11) = 80
X = 16
Dimensions = 16 & 5
Perimeter = 16 x 2 + 5 x 2 =
32 + 10 =
42 inches
Hope that helps!
Hope that helps!
What is
x + 9 = 18 + -2x
Answer:
The solution to the equation x + 9 = 18 + -2x is x = 3.
Step-by-step explanation:
To solve this equation for x, you can first simplify both sides of the equation by combining like terms.
x + 9 = 18 + -2x
Add 2x to both sides:
x + 2x + 9 = 18
Combine like terms:
3x + 9 = 18
Subtract 9 from both sides:
3x = 9
Finally, divide both sides by 3 to solve for x:
x = 3
Therefore, the solution to the equation x + 9 = 18 + -2x is x = 3.
HOPE THIS HELPED:)))
Answer:
3
Step-by-step explanation:
replace the + with - signs
x+9=18−2x
add the 2x to both equations and x becomes a 1 since we dont know its value.
3x+9=18
then you got to subtract 9 by 18 and that equals to 9 then
3x=9 3 divided by 9 is 3 and when simplified
and the answer is 3
PLZ HELP. DUE NOW!!!!!
Since every centipede that Ricky has seen has 30 legs, he concludes that all centipedes have 30 legs. Is Ricky correct? Explain.
a) Ricky is correct because inductive reasoning yields certain truths.
b) Ricky is not necessarily correct, as his premise does not support his conclusion.
c) Ricky is not necessarily correct, as inductive reasoning does not yield certain truths.
d) Ricky is correct because his conclusion is supported by the premise.
Answer:
a because centi means 100 so he was wrong from the start and ...how the heck did he count em
Step-by-step explanation:
Answer: Ricky is correct because his conclusion is supported by the premise.
Step-by-step explanation: "a previous statement or proposition from which another is inferred or follows as a conclusion." = PREMISE
HIS PREMISE LED TO AN INFERRED CONLUSION
A certain sum of money is divided among A, B, C in the ratio 2: 3 : 4. If A's share is RS. 20000, find the share of B and C.
Therefore, B's share is Rs. 30,000 and C's share is Rs. 40,000.
What is equation?An equation is a mathematical statement that shows that two expressions are equal. It consists of two parts: the left-hand side (LHS) and the right-hand side (RHS), separated by an equals sign (=). The equals sign indicates that the two expressions are equal, and the goal of solving the equation is to find the value of x that makes this statement true. Equations can be solved using various algebraic techniques, such as simplifying and rearranging the expressions, applying operations to both sides of the equation, and factoring or expanding expressions. Solving an equation involves finding the values of the variables that make the equation true.
Here,
Let the total sum of money be x.
Then, according to the given ratio, A's share is 2/9 of the total sum, so we have:
2/9 * x = 20000
Multiplying both sides by 9/2, we get:
x = 90000
Now, we can find the shares of B and C as follows:
B's share = 3/9 * 90000 = 30000
C's share = 4/9 * 90000 = 40000
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5 times some number added to 8 amounts to 10 added to the product of 3 and the number
How do you solve this
9514 1404 393
Answer:
the number is 1
Step-by-step explanation:
First of all, you need to know what you're solving. Here, we assume you're trying to find "the number."
__
Let n represent "some number." The given relation can be written using math symbols as ...
5n +8 = 10 +3n
Subtract 3n +8 from both sides to separate the variable and the constant terms.
2n = 2
n = 1 . . . . . . . divide by 2
The number is 1.
__
Check
5 times 1, added to 8 is 13. This amounts to the same thing as 10 added to the product of 3 and 1.
The range for y=x2+9 is which of the following?
The range of a function y = x² + 9 is y ≥ 9
What is a function?A function is a mathematical expression rule or law that defines the relationship between one variable (dependent variable) and another (independent variable)
What is the range of a function?The range of a function is the set of output values of that function.
What is the range of the given function y = x² + 9?Given the function y = x² + 9, to find the range of the function, we need to find the values of y for which the function is valid.
Making y subject of the formula, we have
x = √(y - 9)
So, the function is valid for √(y - 9) ≥ 0
⇒ y - 9 ≥ 0
⇒ y ≥ 9
So, the range of a function is y ≥ 9
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una ducha eléctrica con una cualquiera de nuestra casas consume 30A y está alimentada a 110V
cuál es la potencia que consume la ducha ?
Answer:
P = 3300 Watts
Step-by-step explanation:
The question says "An electric shower with any of our houses consumes 30A and is powered at 110V. what is the power consumed by the shower".
Current, I = 30 A
Voltage, V = 110 V
We need to find the power consumed by the shower. We know that power is given by the formula.
P = VI
So,
\(P=110\times 30\\\\P=3300\ W\)
So, the required power is 3300 Watts.