Answer:
63 degrees and 27 degrees
Step-by-step explanation:
Complementary angles are when two angles add to 90 degrees.
So, we can check if these pairs add up to 90 degrees.
45 + 95 = 140
38 + 42 = 80
30 + 51 = 81
63 + 27 = 90
The only pair of angles that are complementary is 63 degrees and 27 degrees.
The following stem-and-leaf plot represents the distribution of weights for a group of people.
Stem
Leaves
11
2
4 5 5
6
12
1
3 3
4 5
13
4
6
6
7
14
24
4
7 7
15
0
4
6
6 7
99
16
6
6
7
8
17
2 4
6
6
9
18
5 7
19
0 1
5 9
Step 2 of 3: How many people weigh in the range from 140 to 180 inclusive?
Answer:
the stem and leaf plot is invalid. please provide a diagram.
what is the range of this function (4, –12)
(16, –18)
(12, 18)
(1, 14
Answer:
Range = {-18; -12; 14; 18}Step-by-step explanation:
(x, y)
x in the domain
y in the range
(4, -12); (16, -18); (12, 18); (1, 14)
Domain = {1; 4; 12; 16}
Range = {-18; -12; 14; 18}
according to census the total number of male and female was 88,51,84,692, if number of male was 45,40,34,570what was the number of number of female population
According to census the total number of male and female was 88,51,84,692, if number of male was 45,40,34,570 the number of female population is 43,11,50,122.
To find the wide variety of girl population, we will subtract the quantity of male population from the full population.
Total population = 88,51,84,692
Number of male = 45,40,34,570
Number of female = Total population - Number of male
= 88,51,84,692 - 45,40,34,570
= 43,11,50,122
Therefore, the number of female population is 43,11,50,122.
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i really really need the answer plz help this is the fourth time im asking this question plz help.
Answer:
5g-4/4your answer right answer
Step-by-step explanation:
we have to find value of g ????
How many 3/4 cup servings are in 10 cups
of juice? Use a model and an equation to
show your work.
How many cartwheels can Suzy do? :)
Answer:
100 :)
Step-by-step explanation:
Answer:
1
Step-by-step explanation:
Graph Linear equation y= -2x + 1/3
The graph of the function y = -2x + 1/3 is added as an attachment
Sketching the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
y = -2x + 1/3
The above function is a linear function that has been transformed as follows
Vertically stretched by a factor of -2Shifted up by 1/3 unitsNext, we plot the graph using a graphing tool by taking not of the above transformations rules
The graph of the function is added as an attachment
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The circular fountain in front of the park has
a diameter of 14 feet. What is the
circumference of the fountain?
A.
43.98 ft
B.
87.96 ft
C-21.99 ft
D-153.94 ft
15 it was rigth in khan academy if u got the letter one its A
The circumference of the fountain will be 43.98 square feet. Thus, the correct option is A.
What is the circumference of a circle?It is the close curve of an equidistant point drawn from the center. The radius of a circle is the distance between the center and the circumference.
Let d be the diameter of the circle. The circumference of the circle will be given as,
C = πd units
The diameter of the circular fountain is 14 feet. Then the circumference is calculated as,
C = π x 14
C = 43.98 square feet
Thus, the correct option is A.
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Travis bought 12 feet of fabric that was 2 1/3feet wide to make curtains. He used 1/4Of the fabricto make a long set of curtains and the rest to make 5 short sets. Find the area of the fabricused for each of the short sets. Solve on paper. Then check your work on Zearn.The area of each set of short curtains isft2.
ANSWER
4 1/5 ft^2 (or 21/5 ft^2)
EXPLANATION
Step 1: 12 ft of fabric that was 2 1/3 wide =
\(\begin{gathered} 12\times2\frac{1}{3} \\ \text{ = 12}\times\frac{7}{3} \\ \text{ = 4}\times7 \\ \text{ = 28ft}^2 \end{gathered}\)Step 2: He used 1/4 of the fabric to make a long set of curtains
\(\begin{gathered} 28\times\frac{1}{4} \\ \text{ = 7ft}^2 \end{gathered}\)Step 3: The rest of the fabric
\(28\text{ - 7 = 21ft}^2\)Step 4: The rest to make 5 short sets
\(\begin{gathered} 21\times\frac{1}{5}\text{ } \\ \text{ = }\frac{21}{5} \\ \text{ = 4}\frac{1}{5}ft^2 \end{gathered}\)Hence, the area of the fabric used for each of the short sets is 4 1/5 ft^2.
Help me please I give good amount for your help
Answer:
A
Step-by-step explanation:
Division is always the greatest with fractions because instead of dividing, you really multiply the number and switch the numerator and denomintor to prodouce the answer.
Answer:
1. The first expression is the greatest.
2.a) (see below)
b) $10
Step-by-step explanation:
1
For the first expression, the negative signs cancel and since 7\(\frac{5}{6}\) is smaller than 9\(\frac{3}{4}\), we will get a number less than 1, but greater than zero.
For the second expression, since 7\(\frac{5}{6}\) is negative and 9\(\frac{3}{4}\) is not, we will get a negative number.
For the third expression, since two negative numbers are being combined, we will end up with a negative number.
For the fourth expression, since 7\(\frac{5}{6}\) is smaller than 9\(\frac{3}{4}\), we will get a negative number.
So, there is only expression that will turn out to be greater than zero (not negative), and hence its value is the greatest: the first expression.
2
a)
A tape diagram consists of three parts: the amount in each group, the number of groups, and the total number.
Here, the amount in each group is x-2, which is the total Andre makes in a week, after he donates $2 (x represents how much he's paid before donating). The number of groups represents how many weeks he'll be working, which in this case is five, and the total number, which is 40, is how much money he'll make in all.
b)
Remember that x represents how much Andre is paid before donating:
40 = (x-2)+(x-2)+(x-2)+(x-2)+(x-2)
40 = 5x -10
50 = 5x
x = 10
Does anyone know how to get free answers? I ran out, I have a lot of points I just need more free answers again
Answer: I believe that by helping or answering others you can get get questions, but I do know there is a limited amount of questions being able to ask before paying monthly. Hope this helps
Answer:
What you have to do is answer peoples question to gain more
Step-by-step explanation:
Given: ,
bisects ∠AEC.
A horizontal line has points A, E, D. 2 lines extend from point E. One line extends to point B and another extends to point C. A small box represents the angle for C E D.
What statements are true regarding the given statement and diagram?
∠CED is a right angle.
∠CEA is a right angle.
m∠CEA = One-half(m∠CEB)
m∠CEB = m∠BEA
m∠DEB = 135°
m∠AEB = 35°
Answer:
angle ced is a right ange
so the m angels debate =135 m angle aeb =35
so the answer is 135+35 =170
180 is a all side sim
=180-170=10 answer
Answer:
∠CED is a right angle.
∠CEA is a right angle.
m∠CEB = m∠BEA
m∠DEB = 135°
Explain how you can find the y-intercept of a function when given an equation of a graph.
The y-intercept of a function is the value of y when x = 0, which is represented as the value of b in the slope-intercept equation y = mx + b. b is the y-intercept.
What is the Y-intercept of a Function?If an equation of graph that represents a function is given in slope-intercept form as y = mx + b, the value of b in the function is the value of the y-intercept of the y-intercept.
The y-intercept of the function is the same as the value of y when the value of x is 0, or the point where the line of the function intercepts the y-axis on a given graph that represents the function.
For example, if we are given the equation of a graph that represents a function as, y = 3x + 4, the y-intercept of the function would be 4.
In summary, the y-intercept of the function is the value of b in the equation of the function that is expressed as y = mx + b in slope-intercept form.
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desperately need help!!!
The classification , symmetry , maximum r-values and the zeroes of the function are solved
Given data ,
a)
Let the function be represented as A
Now , the value of A is
r² = 25 sin( 2θ )
The equation represents a cardioid
It is symmetric about the polar axis.
The maximum values of r occur at θ = (π/4) + kπ/2, and the maximum value of r is 5.
The equation has zeroes at θ = kπ/2, and the corresponding values of r are given by r = 0
b)
The equation represents a limaçon.
It is symmetric about the polar axis.
The maximum value of r is 7.
The equation has zeroes at θ = arccos(1/3) + 2kπ or θ = -arccos(1/3) + 2kπ, and the corresponding values of r can be found by substituting into the equation r = 4 - 3cos(θ).
c)
The equation represents an Archimedean spiral.
It does not possess any symmetry.
There is no maximum r value.
The equation has a zero at θ = 1/2.
Hence , the zeroes of the function are solved
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Shara collected two different data sets and labeled them data set S and data set T. Data set S has a correlation coefficient of −0.91, and data set T has a correlation coefficient of 0.89.Part A: Which data set has a stronger linear relationship?Part B: How do you know this?Select two answers, one for Part A and one for Part B.
ANSWER :
Part A : 2nd Option
Part B : 5th Option
EXPLANATION :
From the problem, data set S has a correlation coefficient of -0.91, and data set T has a correlation coefficient of 0.89.
Note that the closer the correlation coefficient to 1 or -1, the stronger the linear relationship.
Since -0.91 is much closer to -1 than 0.89 to 1.
data set S has a stronger linear relationship
Because data set S has a correlation coefficient that is closer to 1 or -1
If 3.85x10^6 is divided by 385x10^4 the result is
Answer:
The answer is 1.
385x10^4 is equivalent to 3.85x10^6 so when the two numbers are divided the answer is 1.
About 3% of the population has a particular genetic mutation. 600 people are randomly selected.
Find the mean for the number of people with the genetic mutation in such groups of 600.
The mean for the number of people with the genetic mutation in such groups of 600 is 18.
Given that,
About 3% of the population has a particular genetic mutation.
This means that for any group of people, 3% of the people has a particular genetic mutation.
This is a binomial distribution.
Probability that people having genetic mutation = 3% = 0.03
Random sample size = 600
Mean for a binomial distribution can be calculated as,
Mean = n × p
= 600 × 0.03
= 18
Hence the mean number of people having genetic mutation is 18.
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Which of the following statements is FALSE? The correlation coefficient equals the proportion of data points that lie on a straight line. The correlation coefficient will be +1.0 only if all the data lie on an upward-tilting straight line. The correlation coefficient is undefined if all the data lie on a perfectly horizontal straight line. The correlation coefficient is a unitless number and must always lie between –1.0 and +1.0, inclusive.
Answer:
The first one is False.
Step-by-step explanation:
If the correlation coefficient can also be -1 if the data lies on an upward tilting straight line.
Which quadrant does the terminal side of angle -190° lie?
Answer:
Quadrant lll
Step-by-step explanation:
Since the cosine of the angle is positive, the sine of the angle must be negative and the terminal side of the angle lies in either Quadrant III or IV.
what is the answer to
5 1/6 times ( -2/5)
Answer:-31/15
Step-by-step explanation: step 1: make both fractions improper
step 2: multiply numerator and denominator 31/6 x -2/5= -62/30
step 3: simplify -31/15
4.6 + 3.28 + 1.03 = ___
8.91
8.81
8.37
8.18
Answer: The answer is 8.91.
Answer : 8.91
Step - by - step explanation :
Sometimes if a question is to big for you - it's best to start off small . . .
4.60 + 3.28 = 7.88
7.88 + 1.03 = 8.91
Write the equation of the line that passes through the point (2, -1) and has a slope of
-3
A. Y=3x+5
B. Y=-3x+5
C. Y=-3x - 5
D. Y=3x -5
Let's recall that , the equation of line that passes through the point \({\bf (x_{1},y_{1})}\) and has a slope m is \({\bf y-y_{1}=m(x-x_{1})}\)
Now using the same concept in our question , we have ;
\({:\implies \quad \sf Y-(-1)=-3(x-2)}\)
\({:\implies \quad \sf Y+1=-3x+6}\)
\({:\implies \quad \sf Y=-3x+6-1}\)
\({:\implies \quad \bf \therefore \quad \underline{\underline{Y=-3x+5}}}\)
Hence , Option B) Y = -3x + 5 is correct :D
The value of a coin in 2010 was $40. The value of the coin has increased in value at a rate of 16.9% annually.
What was the value of the coin in 2019?
Enter your answer in the box rounded to the nearest dollar.
The value of the coin in 2019 would be approximately $132.
To calculate the value of the coin in 2019, we need to consider the annual increase rate of 16.9% from 2010 to 2019. We can use the compound interest formula to find the final value.
Starting with the initial value of $40 in 2010, we can calculate the value in 2019 as follows:
Value in 2019 = Initial value * (1 + Rate)^n
where Rate is the annual increase rate and n is the number of years between 2010 and 2019.
Plugging in the values:
Value in 2019 = $40 * (1 + 0.169)^9
Value in 2019 ≈ $40 * 2.996
Value in 2019 ≈ $119.84
Rounding the value to the nearest dollar, we get approximately $120. Therefore, the value of the coin in 2019 would be approximately $120.
However, please note that the exact value may vary depending on the specific compounding method and rounding conventions used.
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Which statement is true about the graph of the equation y=csc-'(x)?
O There is a horizontal asymptote at y = 0
X
There is a horizontal asymptote at y = pi/2
O There is a vertical asymptote at x=0.
T
O There is a vertical asymptote at X=
Pi/2
Answer:A
Step-by-step explanation:horizontal asymptote at y=0
The statement i.e. true when there is given graph of the equation so it should be that There is a horizontal asymptote at y = 0.
What is vertical asymptote?It should be arise with respect to the rational function at the point when the denominator should be zero and the numerator should not be equivalent to zero.
So based on this, we can say that The statement i.e. true when there is given graph of the equation so it should be that There is a horizontal asymptote at y = 0.
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A company that sells paper has a tiered pricing model based on how much paper you buy. If you buy less than 10 reams, they charge you $7 per ream and a shipping cost of $8. If you buy 10 or more reams but less than 20 reams, they charge you $6 per ream and a shipping cost of $16. If you buy 20 or more reams, they charge you $6 per ream and shipping is free.
a. Write a function that models the price in terms of the number of reams bought.
b. What is the domain of the function?
c. What is the range of the function?
d. How much will it cost to buy 25 reams of paper?
f. How much paper can you buy for $60?
The function can be defined as price = 6x
It will cost $150 to buy 25 reams of paper.
How to explain the functionThe domain of the function is all non-negative real numbers, since the number of reams bought cannot be negative.
The range of the function is all non-negative real numbers, since the price cannot be negative.
Fir 25 items, price = 6(25) = $150
It will cost $150 to buy 25 reams of paper.
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Factor the polynomial and use the factored form to find the zeros. (Enter your answers as a comma-separated list. Enter all answers including repetitions.)
P(x) = x3 − 2x2 − 15x
x =
Answer:
-3, 0, 5
Step-by-step explanation:
You want the zeros of P(x) = x³ − 2x² − 15x using the factored form.
Factored formWe notice right away that x is a factor of every term. Factoring that out gives us a quadratic to factor:
P(x) = x(x² -2x -15)
To factor this, we need two factors of -15 that have a sum of -2. The factors -5 and +3 have those properties. That means our factored form is ...
P(x) = x(x +3)(x -5) . . . . factored form
ZerosThis product will be zero when any of its factors is zero. Considering them one at a time, we find the zeros of P(x) to be ...
x = 0
x +3 = 0 ⇒ x = -3
x -5 = 0 ⇒ x = 5
The zeros of P(x) are -3, 0, 5.
The 2006 Guinness Book of World Records for the heaviest man was Manuel Uribe. He weighed 1,230 pounds. How many ounces did he weigh?
what is the scale factor of triangle abc and triangle def
Answer:
The answer is 6
Step-by-step explanation:
ABC is 72, 66, 42 and DEF is 12, 11, 7
simply divide the largest shape measurements by the smaller one.
72÷12
66÷11
42÷7
you get 6 in all of them, this technique may not work all the time.
the volume of a cylinder is 44cm3. find the volume of another cylinder of the same height and double the base radius
Answer:
\(Volume \ of \ other\ cylinder = 176 \ cm^3\)
Step-by-step explanation:
Let the volume of cylinder Vₐ = 44cm³
Let radius of cylinder " a " be = rₐ
Let height of cylinder " b" be = hₐ
\(Volume_a = \pi r_a^2 h_a\\\\44 = \pi r_a^2 h_a\)
Given cylinder " b ", Radius is twice cylinder " a " , that is \(r_b = 2 r_a\)
Also Height of cylinder " b " is same as cylinder " a " , that is \(h_b = h_a\)
\(Volume_b = \pi r_b^2 h_b\)
\(= \pi (2r_a)^2 h_a\\\\=4 \times \pi r_a^2 h_a\\\\= 4 \times 44\\\\= 176 \ cm^3\)
A parent volunteer group is raising money by making custom hats to sell at school activities. They plan to sell the hats for $11. Each hat costs $5 to make. They spent $50 for advertising. Use n to represent the number of hats they sell. Multiply this by the money they make for each hat, then subtract the advertising cost. Which expression represents the money that the group raises? A. 50 – (11 – 5) n B. 11n - 5 - 50
help please
Answer:
50 – (11n – 5n)
Step-by-step explanation: