Answer:
11%
Step-by-step explanation:
this is simple because there are 4 parts of the pie chart, and we are given 3. the one we don't know we will call x. Since its percents, we know that all of the percents will add up to 100, so we can write an equation.
45 + 23 + 21 + x = 100
to solve, you can subtract 45, 23, and 21 from both sides and you are left with x = 11 which is your solution for how many students had 3 or more absences.
hope it helps!
Whether or not they can be proven to be congruent.
Answer:
twenty students in a class were give a test which was marked out 5 the result of the test are as follow.5,3,1,1,3,3,4,4,4,1,1,4,2,2,5,5,5,2,5,5,
I’ll love u forever if u help me with this ASAP plzzzzz ;)
Answer:
a,g,e
Step-by-step explanation:
The equation y2 – 6y - x + 13 = 0 represents a parabola.
Drag and drop the expressions into the boxes in the equation to rewrite the equation of this parabola in vertex form.
Answer:
y−3 | 4
Step-by-step explanation:
The equation of this parabola in vertex form is,
⇒ x = (y - 3)² + 4
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
The equation of parabola is,
⇒ y² - 6y - x + 13 = 0
Now, We can write the equation in vertex form as;
⇒ y² - 6y - x + 13 = 0
⇒ (y² - 6y + 9 - 9) - x + 13 = 0
⇒ (y - 3)² - x + 4 = 0
⇒ (y - 3)² = x - 4
⇒ x = (y - 3)² + 4
Thus, The equation of this parabola in vertex form is,
⇒ x = (y - 3)² + 4
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Mr. shaw graphs the function f(x) = –5x 2 for his class. the line contains the point (-2, 12). what is the point-slope form of the equation of the line he graphed? y – 12 = –5(x 2) y – 12 = 2(x 2) y 12 = 2(x – 2) y 12 = –5(x – 2)
Answer:
y - 12 = -5(x + 2)
Step-by-step explanation:
Mark is a teaher and makes 46,838 a year how much is his monthly gross pay?
Answer:
$3903.17
Step-by-step explanation:
12 months in a year.
46,838 / 12 = $3903.17
Answer:
3,903.20
Step-by-step explanation:
Divide by 12 because there is 12 moths in a year
3,903.16667
In a recent election, 63% of all registered voters participated in voting. In a survey of 275 retired voters, 162 participated in voting. Which is higher, the population proportion who participated or the sample proportion from this survey?
The population proportion who participated in voting (63%) is higher than the sample proportion from this survey (58.91%).
To determine whether the population proportion who participated in voting or the sample proportion from the survey is higher, we need to compare the percentages.
The population proportion who participated in voting is given as 63% of all registered voters.
This means that out of every 100 registered voters, 63 participated in voting.
In the survey of retired voters, 162 out of 275 participants voted. To calculate the sample proportion, we divide the number of retired voters who participated (162) by the total number of retired voters in the sample (275) and multiply by 100 to get a percentage.
Sample proportion = (162 / 275) \(\times\) 100 ≈ 58.91%, .
Comparing the population proportion (63%) with the sample proportion (58.91%), we can see that the population proportion who participated in voting (63%) is higher than the sample proportion from this survey (58.91%).
Therefore, based on the given data, the population proportion who participated in voting is higher than the sample proportion from this survey.
It's important to note that the sample proportion is an estimate based on the surveyed retired voters and may not perfectly represent the entire population of registered voters.
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Six people share 3/8 pound of peanuts equally. What fraction of a pound of peanuts does each person receive? Enter your answer in simplest form.
answer=1/4
explanation ; 6divided by 3/8=0.25 which is equal to 25/100 or 25 divides 25 once and divides 100 4 times giving 1/4
Identify any unknown things you need to know to find the area of the regular polygon. Which method in are you gonna use to find those lengths? Choose a method and find the area
Decide whether each one of these sets of data is discrete or continuous.
a) the weight of a puppy
b) the number of puppies in a litter
c) a person's temperature
d) the dress sizes of women
Answer:
A set is continuos if the values of the set can be any value in the given ranges
A set is discrete if the values of the set are finite and separate.
Than:
a) The weight of a puppy.
The weight of a puppy can be any value between 0 kg and a given maximum weight, then this is a continuous set.
b) The number of puppies in a litter.
Here we can have only whole numbers, for example, we can not have 7.34321 puppies in the litter, so this is a discrete set.
c) A person's temperature.
Temperature can be any value in a given range, so this is a continuous set.
d) The dress sizes of women.
Normally, there is a given set of dress sizes like s, l, xl, etc.
So in general, this is a discrete set. (While the actual "size" of a dress can take a lot more values than those ones, but this still is a discrete set)
9. List the sides of each triangle in order from shortest to longest.
Answer:
C, B, A
Step-by-step explanation:
Who ever is reading this:
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U matter.
The world needs u
hang in there ik it may be bad but u deserve the world <3
ur beautiful no matter ur shape, size, color, gender.. anything
don't give up bby i need u to live.
i wish i could take everyones problems so yall wouldn't have to have em but i cant so just know ily and if anyone needs to talk u can talk to me
Pls pass this on. Everyone deserves to know this. ♥️♥️
just copy and paste its not hard pls this could save someones life
hello! I’m very confused on this question, I want to know if my format is good? I currently have x^2-14x=16 Am I on the right track?
Answer:
according to me
Step-by-step explanation:
yes u r correct
;]
Line Segment DE is parallel to side BC of right triangle ABC. CD = 3, DE = 6, and EB = 4. Compute the area of quadrilateral BCDE.
The area of quadrilateral BCDE = 20.4 sq. units
Let AD = x and AE = y.
Since ΔABC and ΔAED are similar right angled triangles, we have that
AC/AD = AB/AE
AC = AD + CD
= x + 3.
Also, AB = AE + EB
= y + 4
So, AC/AD = AB/AE
(x + 3)/x = (y + 4)/y
Cross-multiplying, we have
y(x + 3) = x(y + 4)
Expanding the brackets, we have
xy + 3y = xy + 4x
3y = 4x
y = 4x/3
In ΔAED, AD² + AE² = DE².
So, x² + y² = 6²
Substituting y = 4x/3 into the equation, we have
x² + y² = 6²
x² + (4x/3)² = 6²
x² + 16x²/9 = 36
(9x² + 16x²)/9 = 36
25x²/9 = 36
Multiplying both sides by 9/25, we have
x² = 36 × 9/25
Taking square root of both sides, we have
x = √(36 × 9/25)
x = 6 × 3/5
x = 18/5
x = 3.6
Since y = 4x/3,
Substituting x into the equation, we have
y = 4 × 3.6/3
y = 4.8
To find the area of quadrilateral BCDE, we subtract the area of ΔAED from area of ΔABC.
So, area of quadrilateral BCDE = area of ΔABC - area of ΔAED
area of ΔABC = 1/2 AC × AB
= 1/2 (x + 3)(y + 4)
= 1/2(3.6 + 3)(4.8 + 4)
= 1/2 × (6.6)(8.8)
= 1/2 × 58.08
= 29.04 square units
area of ΔAED = 1/2 AD × AE
= 1/2xy
= 1/2 × 3.6 × 4.8
= 1/2 × 17.28
= 8.64 square units
area of quadrilateral BCDE = area of ΔABC - area of ΔAED
area of quadrilateral BCDE = 29.04 sq units - 8.64 sq units
area of quadrilateral BCDE = 20.4 sq. units
So, the area of quadrilateral BCDE = 20.4 sq. units
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Calculate the shaded area
for each shape below
b.
8cm
Answer:
not enough information, you might be missing an image
A sequence of 3 transformations is applied to the L-shaped
figure to produce the image shown on the coordinate plane.
The 3 transformations, in no particular order, are:
A) translation 9 units to the left and 4 units down
B) reflection in the x-axis
C) rotation of 90 degrees counter-clockwise rotation about
the origin
What is the correct order in which to apply these
transformations in order to produce the given image?
Answer:
BCA
Step-by-step explanation:
Find the indicated length
The answer are :
x = 5
y = 20
z = 17.3
Sorry for bad handwriting
if i was helpful Brainliests my answer ^_^
please help me :( If you traveled 6,000,000,000 miles into outer space, you would be about one-fourth of the way to Venus. Write this measurement in scientific notation.
A. 6 x 106 miles
B. 60 x 106 miles
C. 6 x 109 miles
D. 60 x 109 miles
The given measurement in scientific notation as \(6\times10^9\). Therefore, option D is the correct answer.
What is scientific notation?Scientific notation is a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power such as \(1.56\times10^7\).
The given distance is 6,000,000,000 miles.
There are 9 zeros in the given number
So, scientific notation is \(6\times10^9\)
Therefore, the number in scientific notation is \(6\times10^9\).
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5. in which number is the 3-1/100 the value of the 3 in 43,781? a. 345 b. 237, 895 c. 5,732
The number in which the value of 3 is 3-1/100 is 345. The correct option is a.
The given number is 43,781.
The value of the 3 in 43,781 is 3,000.
The value of 3-1/100 is 2.99.
We are supposed to find out in which number 2.99 is the value of the 3 in 43,781.
Given options are:
a. 345
b. 237,895
c. 5,732
We'll calculate the values of 3-1/100 in each option.
a. The value of 3-1/100 in 345 is 2.99.
So, the correct option is a.
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I need answers fast plsss
Answer:
1/6
Step-by-step explanation:
the form you're using is slope-intercept. That is
y=mx+b
where y= y coordinate
m=slope
x= x coordinate
and b= y intercept
so, m in that equation is 1/6, so the slope is 1/6
Hope this helps!
the interpretation of the slope is different in a multiple linear regression model as compared to a simple linear regression model. t or f
True. the interpretation of the slope is different in a multiple linear regression model as compared to a simple linear regression model.
what is slope in statistics?The slope and intercept of a line reveal the steepness of the line and the location in which it intersects an axis. The slope and intercept of the logistic relationship of the two variables can be utilized to get the average change rate. The ratio of a change in the variable y to the rise in the x component is known as the the line's slope.
Briefing:Y = a + bX, where X seems to be the mediating variable and Y is the response variable, is the equation of a linear regression line. A is the intersection (the result of y for x = 0), and b is the line's slope.
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a normal distribution has a mean of 100 and a standard deviation of 10. what percent of data values lie between 80 and 120 ?
Approximately 95.45% of the data values lie between 80 and 120 in a normal distribution with a mean of 100 and a standard deviation of 10.
A normal distribution is a bell-shaped curve that is symmetric around the mean value. The mean value of this normal distribution is 100 and the standard deviation is 10.
To find the percentage of data values that lie between 80 and 120, we need to calculate the area under the curve between these two values.
Using the empirical rule or 68-95-99.7 rule, we know that approximately 68% of the data values lie within one standard deviation of the mean, 95% lie within two standard deviations, and 99.7% lie within three standard deviations.
Since the interval between 80 and 120 is within two standard deviations of the mean, we can assume that approximately 95% of the data values lie between these values.
However, to get a more accurate answer, we can use a calculator to find the z-scores for the values of 80 and 120. Using the formula for calculating the z-score (z = (x - μ) / σ), we get z = -2 and z = 2 for 80 and 120, respectively.
Then, using the calculator, we can find the area under the curve between these two z-scores. This area corresponds to the percentage of data values that lie between 80 and 120.
The result shows that approximately 95.45% of the data values lie between 80 and 120 in this normal distribution.
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suppose you have a weighted coin in which heads comes up with probability $\frac34$ and tails with probability $\frac14$. if you flip heads, you win $\$2,$ but if you flip tails, you lose $\$1.$ what is the expected win of a coin flip in dollars?
The expected win of a coin flip, on average, is $1.25. This means that if you were to play this game repeatedly, you can expect to win an average of $1.25 per flip.
To calculate the expected win of a coin flip, we multiply the outcome of each flip by its corresponding probability and sum them up.
In this case, flipping heads has a probability of 3/4 and results in a win of $2, while flipping tails has a probability of 1/4 and results in a loss of $1.
Expected win = (Probability of heads × win for heads) + (Probability of tails × loss for tails)
= (3/4 × $2) + (1/4 × -$1)
= $1.50 - $0.25
= $1.25
Therefore, the expected win of a coin flip, on average, is $1.25.
This means that if you were to play this game repeatedly, you can expect to win an average of $1.25 per flip.
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What are the 3 linear functions?.
Answer:
point-slope form, standard form, and slope-intercept form
Step-by-step explanation:
The three main types of linear functions are: point-slope form, standard form, and slope-intercept form.
Here is an image with each form
In the following diagram MATH is a rectangle with an inscribed circle. The circle has a diameter of 8 centimeters and the rectangle has a height of 12 centimeters
There are 15 players on a soccer team, 3 girls and 12 boys. What is the ratio
of girls to boys on the soccer team?
Answer:
1:4
Step-by-step explanation:
No of girls :3
No. Of boys:12
Hence 3:12
1:4
very unsure of this answer so pls help asap if you can!!
The following can be shown about the diagonals of parallelogram PQRS to compare the proof that diagonals of a parallelogram bisect each other: B. PR and SQ have the same midpoint.
What is a parallelogram?In Mathematics and Geometry, a parallelogram is a geometrical figure (shape) and it can be defined as a type of quadrilateral and two-dimensional geometrical figure that has two (2) equal and parallel opposite sides.
In order for any quadrilateral to be considered as a parallelogram, two pairs of its parallel opposite sides must be equal (congruent). This ultimately implies that, the diagonals of a parallelogram would bisect one another only when their midpoints are the same:
(Line segment PR)/2 = (Line segment SQ)/2
Line segment PR = Line segment SQ
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Joe and Tim observed two points, P, and Q, on a number line.
Joe said that the absolute values of the numbers represented by the two points are different.
Tim said that the absolute values of the numbers represented by the two points are the same.
Which of the following explains who is correct? How did you get your answer?
Joe, because the points have different signs
Tim, because each point is fraction 3 over 8 unit away from 0
Tim, because the distance between the points is fraction 3 over 8 unit
Joe, because the points are at different locations
Points P and Q are 3/8 unit away from 0, and because absolute values cannot be zero, the absolute values are the same. Tim is the correct one here, and the correct argument is the second answer option.
Absolute values are numbers that are either zero or positive. They can never be negative, since it is the very definition of absolute values. If a given number is negative, then you only need to change the sign to positive so that you get the absolute value of the number. For example, the absolute value of - 0.001 is 0.001.
Points P and Q are equally 3/8 unit away from 0, but P is negative and Q is positive. The distance of both are not 3/8 unit but twice as that. Even though - 3/8 and 3/8 are not the same because of the different signs, they have the same absolute value, which is 3/8. Therefore, Tim is the correct one.
This question refers to the image attached.
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You buy 2.6 pounds of grapes for $1.40 per pound. You hand the cashier a $5 bill. How much change will you receive?
Divide the pair of numbers below. 60 divided by 12/53
Solution
For this case we can do the following:
\(\frac{60}{\frac{12}{53}}=\frac{60\cdot53}{12}\)Then if we simplify we got:
\(\frac{3180}{12}=265\)The quotient from the given division is 265.
Given that, 60 divided by 12/53.
The division is one of the basic arithmetic operations in math in which a larger number is broken down into smaller groups having the same number of items.
Here, 60 ÷ 12/53
= 60 × 53/12
= 5 × 53
= 265
Therefore, the quotient from the given division is 265.
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Which line has the steepest graph?
Answer:
I think it is the fourth one
\(y = \frac{1}{8} x + 9\)
Step-by-step explanation:
I hope that is useful for you :)
Faith kicks a football. The graph below shows the height of the football ℎ h in feet after � t seconds.
Answer:
faith
Step-by-step explanation:
you are a Beautiful human being