PLS HELP find the area of each shaded region round your answer to two decimal places (use 3.14 for pi)
Answers
The area of each shaded region is given as follows:
2) 215.88 yd².
3) 25.12 ft².
5) 177.18 in².
6) 309.55 ft².
What is the area of a circle?The area of a circle of radius r is given by π multiplied by the radius squared, as follows:
A = πr²
The radius of a circle represents the distance between the center of the circle and a point on the circumference of the circle, while the diameter of the circle is the distance between two points on the circumference of the circle that pass through the center. Hence, the diameter’s length is twice the radius length.
For a central angle of x, considering then an entire circle has a central angle of 360º, the area is given as follows:
A = 3.14xr²/360
For each item, we are given the central angle and the radius, hence we can just substitute the parameters into the formula.
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Related Questions
HELP ME IN 3 AND 4 PLEASEEEEE
Answers
Answer:
3= 60 degrees
Step-by-step explanation:
Triangle= 180 degrees
60 degrees + 60 degrees = 120 degrees
180 degrees - 120 degrees = 60 degrees
What is 125.315 in standard form?
Answers
Answer: 1.25315*102
Step-by-step explanation:
Ms Hogan has more than 20 students in her class.
when she divides the class into groups of 5, there are 4 students left over.
when she divides the class into groups of 4, there is 1 student left over.
what is the least number of students that could be in ms Hogan's class?
i need that asap pleasee
Answers
Answer:
The answer is most likely 29
Step-by-step explanation:
you can have 5 groups of 5 with 4 left over, and 7 groups of 4 with one left over.
if the cost of 30 oranges is rupees 180 find the cost of two dozen oranges...
Answers
Answer:
Cost of 15 oranges=Rs. 40
Cost of 1 orange=Rs.
15
40
Cost of 3 dozen oranges=
15
40
×3×12(1 dozen=12)
∴ Cost of 3 dozen oranges=Rs. 96.
Step-by-step explanation:
Hope it helps and have a great day
Comparing Ratios from Tables
Squares
5
10
Squares
10
20
Table A
Table B
Circles
3
6
Circles
3
9
Which statement is true about the ratios of squares to
circles in the tables?
The ratios in Table A are greater than the ratios in
Table B.
The ratios in Table B are greater than the ratios in
Table A.
Only some of the ratios in Table A are greater than
the ratios in Table B.
The ratios in Table A are equal to the ratios in Table
B.
Answers
We can conclude that only some of the ratios in Table A are greater than the ratios in Table B. (option-c)
To compare the ratios of squares to circles in the tables, we must divide the value in the Squares column by the value in the Circles column for each row in the table.
For Table A, the ratios of squares to circles are:
5/3 = 1.67
10/6 = 1.67
For Table B, the ratios of squares to circles are:
10/3 = 3.33
20/9 = 2.22
Comparing the ratios in Table A to the ratios in Table B, we see that the first two ratios are equal (1.67) and the last two ratios are different (3.33 in Table B is greater than 1.67 in Table A, and 2.22 in Table B is less than 1.67 in Table A).
Specifically, the ratio in the second row of Table B is greater than both ratios in Table A, but the ratios in the first row of each table are equal.(option-c)
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Use picture above.
Write the ratio. Please explain what the ratio means.
Answers
1) 2:5 ratio
This is a fairly simple process, you count how many of each and then put them in order the way the question asks.
So there are 5 cans and 2 bottles. The question asks "bottles to cans" so the correct answer HAS to be 2:5, NOT 5:2.
2) 3:1
There is 1 spoon and 3 forks. The question asks "forks to spoons" so the correct answer HAS to be 3:1, NOT 1:3
andreas höring and thomas peternell. algebraic integrability of foliations with numerically trivial canonical bundle
Answers
Andreas Höring and Thomas Peternell have made significant contributions to the study of algebraic integrability of foliations with numerically trivial canonical bundle.
Andreas Höring and Thomas Peternell are mathematicians who have made significant contributions to the study of algebraic integrability of foliations with numerically trivial canonical bundle.
Algebraic integrability refers to the property of a foliation (a geometric structure defined on a manifold) to have certain algebraic properties. In particular, it relates to the existence of rational functions that preserve the foliation structure.
A foliation is said to have a numerically trivial canonical bundle if the line bundle associated with the canonical divisor of the foliation has degree zero on every curve. The canonical bundle is a fundamental object in algebraic geometry that captures the intrinsic geometry of a variety.
Höring and Peternell have studied the algebraic integrability of foliations with numerically trivial canonical bundle from various perspectives. They have investigated the existence and properties of meromorphic first integrals, which are rational functions that preserve the foliation. These integrals play a crucial role in understanding the dynamics of the foliation.
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Complete question:
Aandreas höring and thomas peternell. algebraic integrability of foliations with numerically trivial canonical bundle. prove that the the algebraicity of leaves for sufficiently stable foliations with numerically trivial canonical bundle.
A psychologist would like to evaluate the relationship between verbal skills as measured by the
scholastic achievement test (sat) and performance on an anagram task. (anagrams are words with
the letters scrambled. the task is to unscramble the letters and identify the word. ) each participant is
given a set of 10 anagrams, and the psychologist records how much time is needed to solve all 10.
participants also provide the researcher access to their sat scores. all parametric assumptions have
been met. what statistical test would you use to analyze the data from this study?
o chi-square test
regression
independent samples t test
o pearson correlation
Answers
the sat score equation will be 650.556 - 1.171*Anagram Time.
What is a confidence interval?
A confidence interval (CI) for an unknown parameter in frequentist statistics is a range of estimations. The most popular confidence level is 95%, but other levels, such 90% or 99%, are occasionally used for computing confidence intervals. The fraction of related CIs over the long run that actually contains the parameter's true value is what is meant by the confidence level.
A psychologist would like to evaluate the relationship between verbal skills as measured by the
scholastic achievement test (sat) and performance on an anagram task.
The Pearson Correlation Coefficient is -0.956.
The SAT and anagram performance are strongly inversely correlated.
The regression equation is:
SAT Score = 650.556 - 1.171*Anagram Time
Hence the sat score equation will be 650.556 - 1.171*Anagram Time
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Find the area and perimeter of rectangle DEFG whose
endpoints are D(-3, 1), E(1, 3), F(2, 1), and G(-2, -1)
Answers
The area of rectangle DEFG is 16 square units and its perimeter is 12 units.
To find the area, we can use the formula: Area = length x width We can find the length and width by calculating the distance between the coordinates of opposite sides of the rectangle.
Length = EF =
\( \sqrt{} ((2-1)^2 + (1-3)^2)\)
=
\( \sqrt{} (2 + 4) = \sqrt{} (6)\)
Width = DG =
\( \sqrt{} ((-3+2)^2 + (1+1)^2) = \sqrt{} (2 + 4) = \sqrt{} (6)\)
The area of rectangle DEFG = length x width =
\( \sqrt{} (6) x \sqrt{} (6)\)
= 6 x 2 = 16 square units.
To find the perimeter, we can add up the lengths of all four sides: Perimeter = DE + EF + FG + GD
DE =
\( \sqrt{} ((1+3)^2 + (-3+(-1))^2) = \sqrt{} (16 + 4) = \sqrt{} (20)\)
EF =
\( \sqrt{} ((2-1)^2 + (1-3)^2) = \sqrt{} (2 + 4) = \sqrt{} (6)\)
FG =
\( \sqrt{} ((2+2)^2 + (1+1)^2) = \sqrt{} (16 + 4) = \sqrt{} (20)\)
GD =
\( \sqrt{} ((-2+3)^2 + (-1-1)^2) = \sqrt{} (1 + 4) = \sqrt{} (5)\)
The perimeter of rectangle DEFG =
\( \sqrt{} (20) + \sqrt{} (6) + \sqrt{} (20) + \sqrt{} (5) \)= 12 units.
Hence, The area of the rectangle is 16 square units and the perimeter is 12 units.
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the perimeter of a rectangle is 800 inches. the width of the rectangle is 60% of its length. what is the area of the rectangle?
Answers
The area of that rectangle is 150 square inches. The result is obtained by using the formula of the perimeter dan area of pictures.
How to find the perimeter and area of a rectangle?A rectangle is a two dimensional shape consisting of four joints. It has also four angle points.
The perimeter and area of a rectangle can be expressed as follows.
P = 2 (w + l)
A = w × l
Where
P = perimeter of a rectangleA = area of a rectanglew = width of a rectangle l = length of a rectangleThe perimeter of a rectangle is 800 inches. The width of the rectangle is 60% of its length.
From that information, we have:
P = 800 inchesw = 60% × l = 0.6lP = 2(w + l)
800 = 2(0.6l + l)
400 = 1.6l
l = 400/1.6
l = 250 inches
The area of the rectangle is
A = w × l
A = 0.6 l × l
A = 0.6 l²
A = 0.6 × 250
A = 150 square inches
Hence, the area of that rectangle is 150 square inches.
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According to class 8 please solve
Answers
YOUR is a parallelogram
RUO=120°
RUO=RYO. {opposite angles in parallelogram are equal}
therefore...RYO=120°
RYS + RYO =180°. {linear pairs}
120°+RYO= 180°
therefore..RYO=60°
in ∆RSY
√SRY+RYS+YSR=180°. {sum of angles in triangle add up to 180°}
50°+60°+YSR=180°
110°+YSR=180°
:YSR=70°
Answer:
THEREFORE YSR = 70°
Step-by-step explanation:
RUO = 120°
Therefore,
RYO = 120°
(opposite angles of a parallelogram are equal)
Now,
RYO + RYS = 180° (linear pair of angles)
120° + RYS = 180°
RYS = 180° - 120°
RYS = 60°
Now,
By Angle sum property of a Triangle,
SRY + RYS + YSR = 180°
50° + 60° + YSR = 180°
110° + YSR = 180°
YSR = 180° - 110°
YSR = 70°
Which set of line segments could create a right triangle?
A. 24, 30, 35
B. 12, 18, 30
C. 18, 24, 30
D. 18, 24, 35
Answers
Answer:
C. 18, 24, 30
Step-by-step explanation:
Step by step
The answer above obeys pythagoras theorem law
Write an equation that represents the line.
Use exact numbers.
Answers
Answer:
5y=4x+2
Step-by-step explanation:
First the slope, the slope is 4/5. Using the slope intercept form, the line of equation is y-2=(4/5)(x-2), 5y-10=4x-8, 5y=4x+2
Which is not revealed on a scatter plot? Multiple ChoiceUnusual data values (outliers)Missing data values due to nonresponsesPairs of observed (xi, yi ) data valuesNonlinear relationships between X and Y
Answers
The term that is not revealed on a scatter plot is missing data values due to nonresponses.
What's scatter plotScatter plot is a graphical representation of two-dimensional data, where each point on the plot represents a pair of observed (xi, yi ) data values.
This plot can be used to examine the relationship between two continuous variables or to detect unusual data values (outliers). Nonlinear relationships between X and Y can also be revealed on a scatter plot.
An outlier is a data point that significantly differs from the rest of the data, while missing data values due to nonresponses cannot be revealed on a scatter plot since there is no data to plot. Therefore, missing data values due to nonresponses is the term that is not revealed on a scatter plot.
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A researcher wants to know if a new type of exercise improves people’s health. Would this be a one-tailed or a two-tailed test and why?
a) One-tailed because the study is only interested in whether exercise increases health. b) One-tailed because the study only looks at the effects of exercise and does not take other factors into account. c) Two-tailed because they will have to study healthy and unhealthy people. d) Two-tailed because there is no predicted direction of the difference.
Answers
Two-tailed because there is no predicted direction of the difference. The correct answer is D.
In hypothesis testing, a one-tailed test is used when the researcher has a specific prediction about the direction of the effect. They expect the results to be either greater than or less than a certain value. However, in this scenario, the researcher simply wants to investigate whether the new type of exercise improves people's health without any specific directional prediction.
A two-tailed test is appropriate when the researcher wants to determine if there is a significant difference between the groups being compared, but without specifying the direction of the difference. In this case, the researcher wants to examine if the new exercise has any effect on health, whether it improves or worsens it. Therefore, a two-tailed test is suitable as it allows for the possibility of observing a significant difference in either direction.
Therefore, considering these factors, the researcher should conduct a two-tailed test to assess the potential impact of the new exercise on people's health. The correct answer is D.
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a basket of fruits contains 5 apples and 3 pears. sharon took two fruits at random. what is the probability that both fruits are apples?
Answers
The probability that both fruits are apples is 5/14.
We have,
There are 8 fruits in the basket, and 5 of them are apples.
When Sharon takes the first fruit, she has a 5/8 chance of getting an apple.
When Sharon takes the second fruit, there are only 4 fruits left in the basket, and 4 of them are apples.
So the probability of getting another apple is 4/7.
To find the probability of both events happening (i.e. getting two apples in a row), we multiply the probabilities:
P(getting two apples) = (5/8) x (4/7) = 20/56 = 5/14
Therefore,
The probability that both fruits are apples is 5/14.
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evaluate the triple integral of f(e, 0, ¢) = sin o in spherical coordinates over the region 0 < 0 < 27, 0<¢<, 3
Answers
The triple integral of f(e, 0, ¢) = sin o in spherical coordinates over the region 0 < 0 < 27, 0<¢<, 3 is 54π. Spherical coordinates are a system of coordinates used to locate a point in 3-dimensional space.
To evaluate the triple integral of f(e, 0, ¢) = sin o in spherical coordinates over the region 0 < 0 < 27, 0<¢<, 3, we need to express the integral in terms of spherical coordinates and then evaluate it.
The triple integral in spherical coordinates is given by:
∫∫∫ f(e, 0, ¢)ρ²sin(φ) dρ dφ dθ
where ρ is the radial distance, φ is the polar angle, and θ is the azimuthal angle.
Substituting the given function and limits, we get:
∫∫∫ sin(φ)ρ²sin(φ) dρ dφ dθ
Integrating with respect to ρ from 0 to 3, we get:
∫∫ 1/3 [ρ²sin(φ)]dφ dθ
Integrating with respect to φ from 0 to π/2, we get:
∫ 1/3 [(3³) - (0³)] dθ
Simplifying the integral, we get:
∫ 27 dθ
Integrating with respect to θ from 0 to 2π, we get:
54π
Therefore, the triple integral of f(e, 0, ¢) = sin o in spherical coordinates over the region 0 < 0 < 27, 0<¢<, 3 is 54π.
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Celine i etimating the number of tile in a moaic. There are 7 different color, and 472 tile of each color. There are alo 96 blank tile. What hould Celine’ etimate be?
Answers
Celine should estimate 3400 tiles in a mosaic.
The total number of tiles in mosaic will be sum of coloured tiles and blank tiles. So, there is a variety in coloured tiles. To calculate this we will perform multiplication.
Number of coloured tiles = Number of different coloured tiles × Number of each different coloured tile
Number of coloured tiles = 7 × 472
Performing multiplication on Right Hand Side of the equation
Number of coloured tiles = 3304
Total number of tiles = 3304 + 96
Performing addition on Right Hand Side of the equation
Total number of tiles = 3400 tiles
The estimate will be 3400 tiles.
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Label the sides with its corresponding ratio in the special right triangle given below. The answer choice may be used more than once.
PLEASE HELP ME WITH THIS ASAP!!!
Answers
Answer: One
Step-by-step explanation: hard
Answer:
See below
Step-by-step explanation:
It is 30°x60° right triangle
It has sides a against 30° angle, √3a against 60° angle and 2a hypotenuse
Vertical leg = 1Horizontal leg = √3Hypotenuse = 2which conditions of p, t, and n, respectively, are most ideal?group of answer choiceshigh p, high t, high nlow p, low t, low nhigh p, low t, high nlow p, high t, high nlow p, high t, low n
Answers
In the context of ideal gas behavior, the most ideal conditions for the parameters pressure (P), temperature (T), and number of moles (n) depend on the specific situation or application. However, I can provide general insights for each parameter.
1. Low pressure (P): Ideal gas behavior is best approximated when the pressure is low. This is because the gas molecules have more space to move around, minimizing their interactions with each other and making their behavior more predictable.
2. High temperature (T): Ideal gas behavior is more accurate at higher temperatures because the gas molecules have more kinetic energy. This allows them to move more freely, reducing the influence of intermolecular forces that can deviate the gas from ideal behavior.
3. High number of moles (n): Having a high number of moles means there are more gas molecules present. This generally improves the accuracy of ideal gas predictions because the behavior of individual molecules tends to average out, leading to more predictable and consistent results.
Considering these factors, the most ideal conditions for P, T, and n are low pressure, high temperature, and high number of moles, respectively. This corresponds to the option: low P, high T, and high n.
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When we are using the strategy "closest to", we look to see what tidy number our number is closest to. Is 67 closer to 60 or 70?
Answers
When using the "closest to" strategy, we would round 67 to 70 because the absolute difference between 67 and 70 is smaller than the absolute difference between 67 and 60.
To determine which tidy number 67 is closer to using the strategy "closest to," we can look at the distance between 67 and 60 as well as the distance between 67 and 70. The distance between 67 and 60 is 7, while the distance between 67 and 70 is 3. Since 67 is closer to 70 than 60, we would say that 67 is closer to 70 using the "closest to" strategy.
This is because the goal of the "closest to" strategy is to find the tidy number that minimizes the distance from the given number, and in this case, 70 is closer to 67 than 60.
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Need help ASAP! Anyone know?
Answers
Answer: x= 29°
Step-by-step explanation: Add angles D and C. Subtract from 180.
58/2 = 29
Formalize the following in terms of atomic propositions r, b, and w, first making clear how they correspond to the
English text. (a) Berries are ripe along the path, but rabbits have not been seen in the area.
(b) Rabbits have not been seen in the area, and walking on the path is safe, but berries are ripe along the path.
(c) If berries are ripe along the path, then walking is safe if and only if rabbits have not been seen in the area.
(d) It is not safe to walk along the path, but rabbits have not been seen in the area and the berries along the path are ripe.
e) For walking on the path to be safe, it is necessary but not sufficient that berries not be ripe along the path and for rabbits not to
pave been seen in the area.
Walking is not safe on the path whenever rabbits have been seen in the area and berries are ripe along the path.
Answers
Walking is not safe on the path whenever rabbits have been seen in the area, and berries are ripe along the path. This is formalized by using the →(if-then) and ∧(logical and) operators.
Given information and corresponding atomic propositions:
We need to formalize the given statements in terms of atomic propositions r, b, and w, which are defined as follows:
r: Rabbits have been seen in the area.
b: Berries are ripe along the path.
w: Walking on the path is safe.
Now, let us formalize each of the given statements in terms of these atomic propositions:
a) Berries are ripe along the path, but rabbits have not been seen in the area.
b: Rabbits have not been seen in the area, and walking on the path is safe, but berries are ripe along the path.
c: If berries are ripe along the path, then walking is safe if and only if rabbits have not been seen in the area.
d: It is not safe to walk along the path, but rabbits have not been seen in the area, and the berries along the path are ripe.
e) For walking on the path to be safe, it is necessary but not sufficient that berries not be ripe along the path and for rabbits not to have been seen in the area.
Walking is not safe on the path whenever rabbits have been seen in the area, and berries are ripe along the path.
The formalizations in terms of atomic propositions are:
a) b ∧ ¬r.b) ¬r ∧ w ∧
b.c) (b → w) ∧ (¬r → w).
d) ¬w ∧ ¬r ∧
b.e) (¬r ∧ ¬b) → w.b ∧
Berries are ripe along the path, but rabbits have not been seen in the area.
This is formalized by using the ∧(logical and) operator.
(¬r ∧ ¬b) → w: It means For walking on the path to be safe, it is necessary but not sufficient that berries not be ripe along the path and for rabbits not to have been seen in the area.
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What are the answers?
Answers
Answer:
Hi! answer: 28.3
answer: 38.5
answer: 105
answer: 64
answer: 192
what is the equation of the line that is perpendicular to the line y= -1/2 (x-18) and intersects the y-axis at (0,-1) ????
Answers
Answer: y=2x+1 sjsjrhrhfhhhxhh
Answer: its y=-2x-1
Step-by-step explanation:
Solve for v. v − 2.4 = 4.4 v = what?
Answers
Answer:
v = 6.8
Step-by-step explanation:
v - 2.4 = 4.4v = 4.4 + 2.4v = 6.8Sarah and Eva took a road trip. Sarah drove two-fifths of the miles. If she drove 128 miles, how many total miles did they drive?
if possible can you answer without x being the equal?
Answers
Answer:
well just add 128 and 0.4 miles and that's your answer
Simplify: (6x-4) (9x-2)
Answers
Step-by-step explanation:
Hey, there!!
While simplifying the algebraic expression, you must be very careful about the signs.
Here,
(6x-4) (9x-2)
Multiply 2nd expression by 1st expression,
= 6x ( 9x - 2) -4 ( 9x - 2)
\( = (54 {x}^{2} - 12x) - (36x - 8)\)
Opening brackets,
\( = 54 {x}^{2} - 12x - 36x + 8\)
Simplifying them we get,
\( = 54 {x}^{2} - 48x + 8\)
Therefore, the answer is 54x^2 - 48x +8.
Hope it helps..
determine whether the sequence converges or diverges. if it converges, find the limit. (if the sequence diverges, enter diverges.) {1/4 , 1/5 , 1/5 , 1/6 , 1/6 , 1/7 , 1/7 , 1/8 , …}
Answers
The sequence contains the reciprocals of consecutive integers. Let's denote the nth term of the sequence as a_n, so a_n = 1/(n+3).
As n increases, the denominator of a_n increases, so a_n decreases. Therefore, the sequence is decreasing.
To determine whether the sequence converges or diverges, we need to find its limit.
We can use the squeeze theorem to determine the limit. Let b_n = 1/n, and c_n = 1/(n+2). Then b_n > a_n > c_n for all n.
We know that lim b_n = 0, and lim c_n = 0, since both b_n and c_n are reciprocals of terms that go to infinity.
Therefore, by the squeeze theorem, lim a_n = 0.
So the sequence converges to 0.
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in july 2008, the u.s. population was approximately 302,000,000. approximately how many americans were there in july 2009 if the estimated 2008 growth rate was 0.88%?
Answers
Approximately 304,657,600 Americans were there in July 2009 based on the estimated 2008 growth rate of 0.88%.
To find the approximate US population in July 2009, we need to apply the growth rate of 0.88% to the initial population in July 2008.
Convert the growth rate from percentage to decimal:
0.88% = 0.0088
Calculate the number of people added to the population in 2008: 302,000,000 * 0.0088 = 2,657,600
Add this number to the initial population to find the population in July 2009:
302,000,000 + 2,657,600 = 304,657,600.
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