Answer:
to find what I dont see anything
SOMEBODY PLEASE HELP ASAP!!! WILL GIVE BRAINLIEST
In parallelogram KLMN, KN = 10, MN = 7 and mK = 50°
Find the measures of the remaining angles of parallelogram KLMN. Justify each of the measures with a theorem.
Find the measures of the remaining side lengths of parallelogram KLMN. Justify each of the measures with a theorem.
Answer:
a- 130, 130, and 50
b- 7 and 10
Answer:
a- 130, 130, and 50
b- 7 and 10
Step-by-step explanation:
NEED HELP PLEASE WILL MARK BRAINLIEST
Lanie’s room is in the shape of a parallelogram. The floor of her room is shown and has an area of 108 square feet. Lanie has a rectangular rug that is 6 feet wide and 10 feet long.
A parallelogram with a base of nine feet and height of h feet
The height of the parallelogram is
ft.
Complete the inequalities to compare the dimensions:
Compare the length of the rug to the height of the parallelogram.
<
Compare the widths of the rug and the room.
<
Will the rug fit on the floor of her room?
The rug will fit on the floor of Lanie's room. The height of the parallelogram is 12 feet.
To determine if the rug will fit in Lanie's room, we need to compare the dimensions of the rug and the room. The room is a parallelogram with a base of 9 feet, and the area is 108 square feet. To find the height, use the formula for the area of a parallelogram: Area = base × height. For Lanie's room, 108 = 9 × h. Divide both sides by 9 to find the height, h = 12 feet. Now, compare the dimensions of the rug (6 feet wide, 10 feet long) with the dimensions of the room (9 feet base, 12 feet height). The length of the rug (10) is less than the height of the parallelogram (12), and the width of the rug (6) is less than the base of the parallelogram (9). Therefore, the rug will fit on the floor of Lanie's room.
Calculation steps:
1. Area of the parallelogram = base × height
2. 108 = 9 × h
3. h = 108 / 9
4. h = 12 feet
5. Compare dimensions: rug (6 feet wide, 10 feet long) vs room (9 feet base, 12 feet height)
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27. Households consume much more electricity when the weather is warmer. Temperate and electricity is related as stated below. Round answers to the nearest hundredth. Questions: Temperature °F Electricity (KWH) 56 30.8 63 35.4 67 37.7 b) Determine the strength of the correlation coefficient, r. c) Determine the direction of the correlation coefficient, r. 76 a) Find the correlation coefficient round to four decimal places. d) Write the equation that best represents the data. 41.1 79 43.1 e) If the temperature was 90°F, what is the predicted electricity usage? 82 44.8 f) If a household uses 38 KwH of energy, what would be the temperature outside be?
Answer:
Step-by-step explanation:
the power house of the midriccondria examples of solutions of the 9+ 10 so the annswer is 11
21. Susan traveled 114 miles in 2 hours. If she keeps going at the same rate, how long will it take her to go the remaining 285 miles of her trip?
a. 5 hours
b. 3 hours
c. 7 hours
d. 4 hours
Answer:
5 hours are the answer long will take her to go the remaining
A principal is organizing a field trip for more than 400 students. She has already arranged the transportation for 265 students. Each school bus has the capacity to transport 45 students. Which of the following inequalities could be used to solve for x, the number of school buses still needed to transport all of the students?
The inequalities that could be used to solve for x; the number of school buses still needed to transport all of the students is x > 3
How to determine the inequalities that could be used to solve for x, the number of school buses still needed to transport all of the studentsThe number of students still needing transportation is: 400 - 265 = 135
The number of school buses still needed to transport all of the students:
135 ÷ 45 = 3
Therefore, the principal still needs 3 more school buses to transport all of the students.
The inequality that could be used to solve for x: x > 3
This inequality represents the number of buses needed (x) as being greater than 3
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Martin painted 255 square feet of his kitchen wall with 23 gallon of paint. If he continues coverage at the same rate, how many square feet can he cover with 2 gallons of paint?765 ft2510 ft2382.5 ft21,020 ft2
Complete Question
Martin painted 255 square feet of his kitchen wall with 2/3 gallon of paint. If he continues coverage at the same rate, how many square feet can he cover with 2 gallons of paint?765 ft2510 ft2382.5 ft21,020 ft
Answer:
765 square ft
Step-by-step explanation:
2/3 gallon of paint = 255 square feet
2 gallons of paint =
Cross Multiply
2 × 255 square feet/2/3 gallon of paint
= 510 ÷ 2/3
= 510 × 3/2
= 765 square feet
One morning, the thermometer read -14 fahrenheit. By noon, the temperature had risen 12 degrees. What was the temperature at noon?
Answer:
-2 degrees
Step-by-step explanation:
-14 + 12 = -2
URGENT PLEASE ANSWER WILL MARK BRAINLIEST FOR THE FIRST RIGHT ANSWER
Write 3 key characteristics of a direct variation.
Answer:
1) The rate of change is constant ($$ 2) The line passes through the origin (0, 0). 3) The equation of the direct variation is $$ y =1 x or simply $$
Answer:
1) The rate of change is constant ($$ 2) The line passes through the origin (0, 0). 3) The equation of the direct variation is $$ y =1 x or simply $$
Step-by-step explanation:
I know this because I done this last week
1. for function f (x) =3x2-5x +7
a. whether it turns up ward or down ward
b.the vertex
c.the axis of symmetry
For function f (x) =3 x²- 5 x +7 a) It turns upward b) The vertex is (5/6, 59/12) c) The axis of symmetry is 5/6.
a) The graph formed in the function is turns upward please refer to image.
b) vertex = (-b/2a , -D/4a)
f (x) =3 x²- 5 x +7
on comparing equation by general equation of parabola ax² + bx +c
a = 3 , b = - 5 , c = 7
D = b² - 4ac
D = (-5)² - 4(3)(7)
D = 25 - 84
D = -59
vertex = (5/6 , 59/12)
c) The axis of symmetry is -b/2a
b = -5 , a = 3
The axis of symmetry = 5/6
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PAD, 2014)and D(12.-2), led by a en or largement
The coordinates of the polygon are given, and then dilated by a factor of 1/2.
Hence the new coordinates would be derived as follows;
\(\begin{gathered} A(2,4)\rightarrow\times\frac{1}{2} \\ A^{\prime}(1,2) \\ B(-4,-8)\rightarrow\times\frac{1}{2} \\ B^{\prime}(-2,-4) \\ C(0,4)\rightarrow\times\frac{1}{2} \\ C^{\prime}(0,2) \\ D(12,-2)\rightarrow\times\frac{1}{2} \\ D^{\prime}(6,-1) \end{gathered}\)The new coordinates therefore are derived as;
A'(1, 2)
B'(-2, -4)
C'(0, 2)
D'(6, 1)
This is a reduction
I don't understand this.
Answer:
Me too i cant understand
Step-by-step explanation:
ba bay
Al released his balloon from the 10-yard line, and it landed at the 16-yard line. If the ball reached a height of 27 yards, what equation represents the path of his toss?
The equation of the path of the parabola is y = a(x - 13)² + 27
Given data ,
To represent the path of Al's toss, we can assume that the path is a parabolic trajectory.
The equation of a parabola in vertex form is given by:
y = a(x - h)² + k
where (h, k) represents the vertex of the parabola
Now , the balloon was released from the 10-yard line and landed at the 16-yard line, we can determine the x-values for the vertex of the parabola.
The x-coordinate of the vertex is the average of the two x-values (10 and 16) where the balloon was released and landed:
h = (10 + 16) / 2 = 13
Since the height of the balloon reached 27 yards, we have the vertex point (13, 27)
Now, let's substitute the vertex coordinates (h, k) into the general equation:
y = a(x - 13)² + k
Substituting the vertex coordinates (13, 27)
y = a(x - 13)² + 27
To determine the value of 'a', we need another point on the parabolic path. Let's assume that the highest point reached by the balloon is the vertex (13, 27).
This means that the highest point (13, 27) lies on the parabola
Substituting the vertex coordinates (13, 27) into the equation
27 = a(13 - 13)² + 27
27 = a(0) + 27
27 = 27
Hence , the equation representing the path of Al's toss is y = a(x - 13)² + 27, where 'a' can be any real number
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"Write a sensible original hypothesis that has 2 variables that
have a positive relationship."
A sensible original hypothesis that suggests a positive relationship between two variables could be: "Hypothesis: Increased physical exercise is positively associated with improved cardiovascular health."
The hypothesis suggests that there is a positive relationship between increased physical exercise and improved cardiovascular health. This means that as the level of physical exercise increases, it is expected to result in an improvement in cardiovascular health.
To explain further, the hypothesis is based on the understanding that physical exercise has various beneficial effects on the cardiovascular system. Regular exercise can lead to improvements in heart function, increased blood flow, lower blood pressure, improved cholesterol levels, and better overall cardiovascular fitness.
By proposing this hypothesis, we are suggesting that individuals who engage in more physical exercise will experience greater improvements in their cardiovascular health compared to those who engage in less or no exercise. This hypothesis can be tested through research studies, where data on exercise habits and cardiovascular health measures are collected and analyzed to determine if a positive relationship exists between the variables.
It is important to note that while the hypothesis suggests a positive relationship, further research is needed to provide concrete evidence and establish a causal link between increased physical exercise and improved cardiovascular health.
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could you help me out
we must use trigonometric ratios to solve the right triangle
i will use the cosine
\(\begin{gathered} \cos (\alpha)=\frac{A}{H} \\ \end{gathered}\)where alpha is the angle, a the adjacent side and H the hipotenuse,
so replacing
\(\cos (73)=\frac{6}{x}\)now solve for x
\(\begin{gathered} x=\frac{6}{\cos (73)} \\ \\ x=20.52 \end{gathered}\)so the right option is I
Plz plz ans this with explanation
Answer:
D
Step-by-step explanation:
Least common denominator of 7 and 8 = 56
\(\frac{-1}{8}=\frac{-1*7}{8*7}=\frac{-7}{56}\\\\\\\frac{1}{8}=\frac{1*7}{8*7}=\frac{7}{56}\\\\\\\frac{-1}{7}=\frac{-1*8}{7*8}=\frac{-8}{56}\\\\\\\frac{1}{7}=\frac{1*8}{7*8}=\frac{8}{56}\)
-8/56 , -7/56 , 7/56 , 8/56 ,
-1/7 , -1/8 , 1/8 , 1/7
A pillow was $9. 99 with a tax of 6. 75%. What is the total cost?
\(\begin{array}{|c|ll} \cline{1-1} \textit{\textit{\LARGE a}\% of \textit{\LARGE b}}\\ \cline{1-1} \\ \left( \cfrac{\textit{\LARGE a}}{100} \right)\cdot \textit{\LARGE b} \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{6.75\% of 9.99}}{\left( \cfrac{6.75}{100} \right)9.99} ~~ \approx ~~ 0.67~\hfill~\underset{ total~cost }{\stackrel{ 9.99~~ + ~~0.67 }{\approx\text{\LARGE 10.66}}}\)
What angle measure A would meet the requirements so that sin A = 0.625
A.
51.3°
B.
32.0°
c.
0.010
D. 38.7°
Answer:
d is it
Step-by-step explanation:
Use Lagrange multipliers to find the maximum and minimum values of f(x, y) = (x - 1)^2 + (y + 2)^2 subject to the constraint x^2 + y^2 = 80, if such values exist
The global maximum and minimum values of f(x, y) subject to the constraint x^2 + y^2 = 80 are both approximately 15.314, and they occur at the points (2√5, -4√5) and (-2√5, 4√5), respectively.
To use Lagrange multipliers, we need to define the Lagrangian function as follows:
L(x, y, λ) = f(x, y) - λg(x, y)
where g(x, y) is the constraint function, which in this case is g(x, y) = x^2 + y^2 - 80.
So, we have:
L(x, y, λ) = (x - 1)^2 + (y + 2)^2 - λ(x^2 + y^2 - 80)
Next, we need to find the partial derivatives of L with respect to x, y, and λ, and set them equal to 0:
∂L/∂x = 2(x - 1) - 2λx = 0
∂L/∂y = 2(y + 2) - 2λy = 0
∂L/∂λ = x^2 + y^2 - 80 = 0
Simplifying the first two equations, we get:
x(1 - λ) = 1
y(1 - λ) = -2
Dividing these two equations, we get:
x/y = 1/-2 => x = -y/2
Substituting this into the constraint equation, we get:
(y/2)^2 + y^2 = 80 => 5y^2 = 320 => y = ±4√5
Substituting this back into x = -y/2, we get:
x = ∓2√5
So, the critical points are (2√5, -4√5) and (-2√5, 4√5).
To determine whether these are maximum or minimum values, we need to compute the second partial derivatives of L:
∂^2L/∂x^2 = 2 - 2λ
∂^2L/∂y^2 = 2 - 2λ
∂^2L/∂x∂y = 0
At the critical points, we have λ = 1/5, so:
∂^2L/∂x^2 = -2/5 < 0, so (2√5, -4√5) is a local maximum.
∂^2L/∂y^2 = -2/5 < 0, so (-2√5, 4√5) is a local maximum.
To determine whether these are global maximum or minimum values, we need to compare the values of L at these critical points and at the endpoints of the constraint region:
L(2√5, -4√5) ≈ 15.314
L(-2√5, 4√5) ≈ 15.314
L(4√2, 0) = 18
L(-4√2, 0) = 18
So, the global maximum and minimum values of f(x, y) subject to the constraint x^2 + y^2 = 80 are both approximately 15.314, and they occur at the points (2√5, -4√5) and (-2√5, 4√5), respectively.
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PLEASE HELP NOW,WILL GIVE BRAINLEIST!!!
Simplify the expression and show all work.
9(3x+4y+10)+4(5x-2y-4)
Answer:
47 x + 28 y + 74
Step-by-step explanation:
PLEASE HELP FAST
EMERGENCY
According to the information in the graph, the money that was collected was $79.5.
How to make a graph of this problem?To make a graph of this problem, we must relate the number of units sold of special dinners and lunches and the total price obtained for these sales.
How does this graph help us find the total price of the food sold?This graph helps us because it allows us to visualize how much money we got from the sale of these.
According to the graph the total price of lunches and dinners would be $79.5.
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452.88 is 74% of what number? (Please show work)
Answer:
612
Step-by-step explanation:
To find this answer, you can invert the equation:
452.88 = 0.74x
x = 452.88 / 0.74
x = 612
The number 452.88 is 74% percentage of the number 612.
What is Percentage?percentage, a relative value indicating hundredth parts of any quantity.
We have to find the number of 452.88 is 74%
Let x be the number
74/100×x=452.88
74x/100 = 452.88
Multiply both sides by 100
74x=45288
Divide both sides by 74
x=45288/74
x=612
Hence, 452.88 is 74% of the number 612.
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20a + 158 + 6c = 20 (6) +15(4) + 6(8)
?
?
+
?
2
+
?
a=7/2-3/10
Step-by-step explanation:
20a +158+6c= 120+60+48
20a +158+6c=228
20a =228-158-6c
20a =70-6c
a= 7/2 - 3/10
Answer:
120 + 60 + 48 would be the correct answer !
Step-by-step explanation:
100+345x94(56x23)095x234
Answer:
928,543,543,300
the ________ is a line graph that plots the cumulative relative frequency distribution.
The ogive is a line graph that plots the cumulative relative frequency distribution.
An ogive, also known as a cumulative frequency polygon, is a line graph that shows the cumulative frequency distribution of a data set. The cumulative frequency is calculated by adding up the frequencies of each value up to a certain point in the data set.
The cumulative relative frequency is calculated by dividing the cumulative frequency by the total number of observations in the data set. The ogive plots these cumulative relative frequencies against the corresponding values in the data set, usually on the x-axis.
By plotting the cumulative relative frequencies, the ogive shows how the data is distributed over the entire range of values. It can be used to identify patterns in the data, such as whether it is skewed or symmetrical. It is also useful for determining percentiles, as the percentile for a given value can be read directly from the ogive.
Overall, the ogive is a helpful tool for summarizing and visualizing the distribution of a data set, particularly when dealing with large data sets or complex distributions.
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find the length of the loan in months, if $500 is borrowed with an annual simple interest rate of 13 nd with $565 repaid at the end of the loan = _______ months.
Length of the loan in months is 12 months by using formula for simple interest rate.
To find the length of the loan in months, we can use the formula for simple interest rate:
Simple Interest = Principal × Interest Rate × Time
In this case, the principal is $500, the annual interest rate is 13%, and the total amount repaid is $565. We first need to find the simple interest earned during the loan period:
Simple Interest = $565 (repaid) - $500 (principal) = $65
Now, we can rearrange the formula to find the time (in years) by dividing the simple interest by the principal and interest rate:
Time (in years) = Simple Interest / (Principal × Interest Rate)
Time (in years) = $65 / ($500 × 0.13) = 1
Since we want the length of the loan in months, we need to multiply the time in years by the number of months in a year:
Length of the loan (in months) = Time (in years) × 12 months/year
Length of the loan (in months) = 1 × 12 = 12 months
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Hellohelp please thank you!
The inverse function is f inverse (x) = 3x / (1-x) The domain is (x) is (-∞, 1) U (1, ∞). The range of f inverse (x) is also all real numbers except for y = 3/2, that is f inverse (x) is (-∞, 3/2) U (3/2, ∞).
What is domain and range?The collection of all potential input values—also referred to as the independent variable—for which a function can be defined is known as the domain of the function. In other words, it is the range of numbers that can be used to call the function and get a legitimate result.
The collection of all possible output values—also referred to as the dependent variable—that a function can produce is its range. The collection of values that the function really accepts as the input vary over the domain, in other words, is the input.
To find the inverse replace f(x) with y and then solve for x:
y = 6x/(3-x)
y(3-x) = 6x
3y - yx = 6x
3y = x(1+y)
x = 3y / (1+y)
Therefore, the inverse of the function f(x) is:
f inverse (x) = 3x / (1-x)
The domain of f inverse (x) is all real numbers except for x = 1, that is f inverse (x) is (-∞, 1) U (1, ∞).
The range of f inverse (x) is also all real numbers except for y = 3/2, that is f inverse (x) is (-∞, 3/2) U (3/2, ∞).
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A motorboat can maintain a constant speed of 44 miles per hour relative to the water. The boat makes a trip upstream to a certain point in 54 minutes; the return trip takes 45 minutes. What is the speed of the current
Answer:
Step-by-step explanation:
Distance upstream = (34-c)(39/60) miles
--------------------------
Distance downstream = (34+c)(29/60) miles
-----------------------------------------------
Equation:
distance = rate*time
distance up = distance down
(34-c)(39/60) = (34+c)(29/60)
Multiply both sides by 60 to get:
39(34-c) = 29(34+c)
39*34 - 39c = 29*34 + 29c
68c = 340
c = 5 mph speed of the current
A student say that the x-intercept of the graph x + 2y=5 is the point (0,5). Why is the student incorrect?
Answer:
the x-intercept is found when 0 is put into the equation for y.
Because the x-intercept is found when the function passes through the x-axis.
x+2y=5
x=5
So x=5, y=0, the point would be (5,0).
Answer:
(5,0) would be the x-intercept.
Please help its finals
The number of students who liked cake batter frozen yogurt is 135.
What is the percentage?A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.
From the given diagram the sum of all the percentages except the Cake batter is (28.5 + 21.5 + 13 + 10)% = 73%.
Therefore, The percentage of students who liked Cake batter is,
= (100 - 73)%.
= 27%.
So, The number of students who liked cake batter is,
(27/100)×500.
= 27×5.
= 135.
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You have 15 marbles and three jars labeled A, B, and C. How many ways can you put the marbles into the jars... a. if each marble is different? b. if each marble is the same? c. if each marble is the same and each jar must have at least two marbles? if each marble is the same but each jar can have at most 6 marbles? e. if you have 10 identical red marbles and 5 identical blue marbles?
If each marble is different: 14,348,907 ways.
If each marble is the same: 136 ways.
If each marble is the same and each jar must have at least two marbles: 126 ways.
If each marble is the same but each jar can have at most 6 marbles: 324 ways.
If you have 10 identical red marbles and 5 identical blue marbles: 63,063 ways.
a. If each marble is different, the number of ways to put the marbles into the jars can be calculated using the concept of combinations. Each marble has three choices of jars (A, B, or C), and since the marbles are different, the order does not matter. Therefore, the number of ways is calculated by 3^15, which equals 14,348,907.b. If each marble is the same, the number of ways to put the marbles into the jars can be determined by using the concept of partitions. This is equivalent to finding the number of ways to distribute 15 identical marbles into three jars. This can be solved using a combinatorial technique called "stars and bars." The formula for distributing indistinguishable objects into distinguishable containers gives us the result of C(15+3-1, 3-1) = C(17, 2) = 136.c. If each marble is the same and each jar must have at least two marbles, we can subtract the cases where a jar has less than two marbles from the previous result. This can be calculated by subtracting the number of ways where at least one jar has fewer than two marbles from the total. There are two cases to consider: one jar with one marble and one jar with zero marbles. For the first case, we can choose the jar in 3 ways, and for the second case, we can choose the jar in 3 ways and distribute the remaining 12 marbles into the other two jars. So, the number of ways is 136 - (3 + 3*2) = 126.d. If each marble is the same but each jar can have at most 6 marbles, we can approach this problem by using generating functions. We can find the coefficient of the term x^15 in the expansion of (1 + x + x^2 + x^3 + x^4 + x^5 + x^6)^3. After evaluating the expression, we find that the coefficient of x^15 is 324.e. If you have 10 identical red marbles and 5 identical blue marbles, the number of ways to put them into the jars can be calculated using the concept of combinations. Each marble has three choices of jars (A, B, or C), and since the marbles of the same color are identical, we need to consider the combinations of the red and blue marbles separately. The number of ways to distribute the red marbles is C(15, 10) = 3003, and the number of ways to distribute the blue marbles is C(5+3-1, 3-1) = C(7, 2) = 21. Therefore, the total number of ways is 3003 * 21 = 63,063.For more questions on marble
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