Answer:
i think it is 4
Step-by-step explanation:
What is the approximate total volume of the silo? use 3.14 for π and round the answer to the nearest tenth of a cubic meter. 37.1 m3 71.9 m3 116.5 m3 130.8 m3
The total volume of silo is = 116.5\({~m}^{3}\)
The correct option is C
What are the geometric figures?Any arrangement of points, lines, or planes constitutes a geometric figure. Depending on their dimensions, geometric figures can be categorized as either a space figure, a plane figure, a line, a line segment, a ray, or a point.
Any object's surface area is the space that the object's surface takes up on a specific area or region. Volume, however, refers to how much room a thing has.
Given data:
Radius =4.4/2
=2.2
height of cylinder = 6.2
to find :
total volume of silo = volume of cylinder + volume of hemisphere
\(\begin{aligned}&=\pi r^{2} h+\frac{2}{3} \pi r^{3} \\&=\pi r^{2}\left(h+\frac{2}{3} r\right) \\&=\frac{22}{7} \times(2.2)^{2}\left[6.2+\frac{2 \times 2.2}{3}\right]\end{aligned}\)
= 116.5\(m^2\)
The total volume of silo is = 116.5\(m^2\)
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I understand that the question you are looking for is:
A grain silo is composed of a cylinder and a What is the approximate total volume of the silo? Use hemisphere. The diameter is 4.4 meters. The height of 3.41 for \(\pi\) and round the answer to the nearest tenth of its cylindrical portion is 6.2 meters. a cubic meter.
a. 37.1\(m^2\)
b. 71.9 \(m^2\)
c.116.5 \(m^2\)
d. 130.8\(m^2\)
To solve the equation(x+5)^2 =9, Tyler first expanded the squared expression. Here is his incomplete work:
(x+5)²-9
(x+5) (x+5)=9
x^2+5x+5x+25=9
x²+10x+25=9
1. Complete Tyler's work and solve the equation.
2. Clare saw the equation (x+5)^2=9 and thought, "There are two numbers, 3 and -3, that equal 9 when squared.
This means x+5 is either 3 or it is -3. I can find the values of x from there." Use Clare's reasoning to solve the
equation.
1. the solutions to the equation (x+5)² = 9 are x = -8 and x = -2.
2.Clare's reasoning correctly yields the solutions x = -2 and x = -8, which match the solutions obtained through completing Tyler's work.
1. Let's complete Tyler's work and solve the equation:
(x+5)² - 9
(x+5)(x+5) = 9
Using the FOIL method (First, Outer, Inner, Last) to expand the product:
x(x+5) + 5(x+5) = 9
x² + 5x + 5x + 25 = 9
x² + 10x + 25 = 9
Now, let's rearrange the equation to bring all terms to one side:
x² + 10x + 25 - 9 = 0
x² + 10x + 16 = 0
To solve this quadratic equation, we can factor it:
(x+8)(x+2) = 0
Setting each factor equal to zero:
x+8 = 0 or x+2 = 0
Solving for x in each equation:
x = -8 or x = -2
Therefore, the solutions to the equation (x+5)² = 9 are x = -8 and x = -2.
2. Clare's reasoning is based on the fact that if a squared term equals a constant (in this case, 9), then the square root of that constant will have two possible solutions: one positive and one negative. By considering (x+5) as either 3 or -3, Clare is essentially setting up two separate equations:
x+5 = 3 or x+5 = -3
Solving for x in each equation:
For x+5 = 3:
x = 3 - 5
x = -2
For x+5 = -3:
x = -3 - 5
x = -8
Thus, Clare's reasoning correctly yields the solutions x = -2 and x = -8, which match the solutions obtained through completing Tyler's work.
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Solve the following quadratic by factoring. x² + 3x – 40 = 0
A. X = -8, x=5
B. X= 8, x=5
C. X=8,x= -5
Answer:
That would be A!
Step-by-step explanation:
Please tell me if i made a mistake or misunderstood!
Suppose a and b are mutually exclusive events, and that p(b)=0.48 and p(a or b)=0.98. find p(a).
The value of p(a) is 0.5
Mutually exclusive events are those events that do not occur at the same time
Given,
The a and b are mutually exclusive events
P(a AND b)=0
P(a)=0.48
p(a or b)=0.98
We know that,
P(a or b)=P(a)+P(b)-P(a AND b)
P(a or b)=P(a)+P(b)-0
P(a or b)=P(a)+P(b)
P(a)=P(a or b)-P(b)
Substitute the given values
P(a)= 0.98-0.48
P(a)=0.5
Hence, the value of P(a) is 0.5
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a sample of 4 different calculators is randomly selected from a group containing 47 that are defective and 29 that have no defects. what is the probability that all four of the calculators selected are defective? round to four decimal places.
The probability of selecting 4 defective calculators is 0.0009.
The probability of selecting 4 defective calculators out of a group containing 47 defective and 29 non-defective calculators can be calculated using the formula for a combination. The formula is n!/r!(n-r)! where n is the total number of items and r is the number of items being selected. In this case, n is 76 (47 defective + 29 non-defective) and r is 4. Therefore, the probability of selecting 4 defective calculators is 0.0009. To round this answer to four decimal places, the answer is 0.0009.
To calculate this answer, the first step is to calculate the total number of combinations that can be made using 4 items out of 76 items. This is calculated using the formula n!/r!(n-r)!. The numerator, n!, is equal to 76! which is equal to 5.43e+102. The denominator, r!(n-r)!, is equal to 4!(76-4)! which is equal to 5.90e+09. By dividing the numerator by the denominator, the probability of selecting 4 defective calculators is 0.0009. To round this answer to four decimal places, the answer is 0.0009.
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Money Corp. frequently uses a forward hedge to hedge its Malaysian ringgit (MYR) receivables. For the next month, Money has identified its net exposure to the ringgit as being MYR1,500,000. The 30-day forward rate is $.23. Furthermore, Money's financial center has indicated that the possible values of the Malaysian ringgit at the end of next month are $.20 and $.25, with probabilities of .30 and .70, respectively. Based on this information, the revenue from hedging minus the revenue from not hedging receivables is:
The revenue from hedging minus the revenue from not hedging receivables can be calculated by considering the net exposure to the Malaysian ringgit, the forward rate, and the probabilities of different exchange rate outcomes.
To calculate the revenue from hedging minus the revenue from not hedging receivables, we need to compare the outcomes of hedging versus not hedging in terms of the exchange rate.
If Money Corp. hedges its receivables, it will lock in the forward rate of $.23 for the net exposure of MYR1,500,000. Therefore, the revenue from hedging will be:
Revenue from Hedging = Net Exposure * Forward Rate = MYR1,500,000 * $.23
To calculate the revenue from not hedging, we consider the probabilities associated with each exchange rate outcome. The expected revenue from not hedging is calculated by multiplying each possible value by its corresponding probability and summing the results:
Expected Revenue from Not Hedging = (Revenue at $.20 * Probability of $.20) + (Revenue at $.25 * Probability of $.25)
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What fraction of an hour is 15 minutes?
Give your answer in its simplest form.
Answer:
1/4
Step-by-step explanation:
15/60 = 1/4
Hello there! :)
15 minutes is 1/4 of an hour.
An hour is 60 minutes:
\(\frac{}{60}\)
We have 15 minutes:
\(\frac{15}{60}\)
Reduce your answer by dividing 15 and 60 by 15:
\(\frac{1}{4}\)
Hope this helps!
~Just a determined gal
#CarryOnLearning
Please mark brainliest!!
\(Mysterious Nature\)
American jurists ____ and ____ defined law in a functional sense as predictions of the way that a court will decide specific legal questions.
American jurists (fill in the names) defined law as predictions of how a court will decide specific legal questions, based on a functional perspective.
American jurists Oliver Wendell Holmes Jr. and Benjamin Cardozo are known for their functionalist approach to defining law. They viewed law not merely as a set of abstract principles or rules, but as a prediction of how courts will decide specific legal questions in practice. According to their perspective, the law should be seen as a dynamic and evolving system that adapts to societal changes and reflects the judgments and decisions of the judiciary. By emphasizing the functional aspect of law, Holmes and Cardozo recognized the importance of considering how legal principles are actually applied and interpreted in real-world scenarios. Their approach acknowledges that the interpretation and application of law by judges can vary and evolve over time, depending on factors such as legal precedent, social context, and the specific facts of the cases before them.
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hidden valley motel 32 feet long
Consider the polynomial 9x2 – 16.
What is the value of ac?
What is the value of b?
What two numbers multiply to get ac and add to get b?
The factored form of 9x2 – 16 is
Step-by-step explanation:
The value of ac together is 16(9x^2) or 144x^2
The value of B is zero since there is no B
(b is x, ( note not x^2, but only 1x)
Answer:
What is the value of ac? -144
What is the value of b? 0
What two numbers multiply to get ac and add to get b? -12 and 12
The factored form of 9x² - 16 is (3x-4)(3x+4)
Step-by-step explanation:
Dude trust me
22
An airline offers a discount one way flight to New York City for $162 80. If the usual price for the ticket is $185.00, what is the percent discount
Is it possible to form a triangle with side lengths 3.5, 3.5, and 9? If so, will it be scalene, isosceles, or equilateral? A. Yes; scalene O B. Yes; isosceles O C. Yes; equilateral O D. No
No , it is not possible to form a triangle with side lengths 3.5, 3.5, and 9 , because of the rule that sum of any two sides must be greater than other side. So, Option D is correct.
A triangle is a two-dimensional shape formed by three line segments connecting three points. In order to form a triangle, a necessary and sufficient condition is that the sum of the lengths of any two sides must be greater than the length of the third side. This is known as the triangle inequality theorem.
If the sum of the lengths of any two sides is less than or equal to the length of the third side, then the three line segments will not be able to form a closed shape, and therefore cannot form a triangle.
In the case of the triangle with side lengths 3.5, 3.5, and 9, the sum of the lengths of the first two sides is 7, which is less than the length of the third side, 9. Hence, these three side lengths do not satisfy the triangle inequality theorem, and therefore cannot form a triangle.
In general, to determine the type of triangle that can be formed with three given side lengths, it is necessary to compare the lengths of the sides and check if any two sides are equal in length (isosceles), or if all three sides are equal in length (equilateral). If none of the sides are equal, then the triangle is called scalene.
In this case, since it is not possible to form a triangle with the given side lengths, it is not possible to determine the type of triangle that would be formed.
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easy algebra question below first correct answer gets brainliest
Answer:
3
Step-by-step explanation:
Easy pythagorean theorum question.
The law states that "A squared plus B squared, equals C squared."
A and B are the two sides that border the 90 degree mark.
C is the hypotenuse or the longest side/diagonal.
Since we know C and A (I chose to use A because why not) we can fill in the equation with what we know
2^2 + ?^2 = \(\sqrt{13^{2} }\)
So
4 + ?^2 = \(\sqrt{13^{2} }\)
Since the 13 is already squared in side of a root, it stays as 13
4 + x^2 = 13
4 - 4 + x^2 = 13 - 4
x^2 = 9
x^2 root = root of 9
x = 3
The missing side is 3.
Or you could use an online calculator xD
a student’s height is 145cm. he goes to a pond where the average water depth is 110cm. does this student have a risk in the pond? explain why or why not.
The student's height is 145cm and the average water depth in the pond is 110cm. Since the student is taller than the average water depth, they would not be at significant risk in the pond, as the water level would likely be below their head. However, it's always important to exercise caution and follow safety guidelines when around water, regardless of depth.
It is difficult to determine if the student is at risk in the pond. Height alone does not necessarily indicate swimming ability or water safety knowledge. However, if the student is not a strong swimmer or lacks knowledge of water safety, they may be at risk in any body of water, including one with an average depth of 110cm. It is important for all individuals to take precautions when swimming, such as wearing a life jacket and staying within their comfort and skill level in the water.
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To determine if the student has a risk in the pond based on their height, we need to consider the relationship between the student's height and the water depth.
In this scenario, the student's height is 145 cm, while the average water depth in the pond is 110 cm.
If the water depth is lower than the student's height, it means that the student's head will remain above the water surface, and there is no immediate risk of drowning due to water submersion. In this case, the student's height of 145 cm is greater than the water depth of 110 cm, indicating that the student's head would be above the water, and they would not face an immediate risk in terms of being submerged.
However, it is important to note that other factors could pose a risk in a pond or any body of water, such as the presence of strong currents, slippery surfaces, or the individual's swimming ability. It is crucial to consider these additional factors and exercise caution when in or near bodies of water, regardless of height.
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To convert 36 mL to L, you would move the decimal point ____ places to the ____.
Answer:
3
left
Step-by-step explanation:
1000/36=0.036
hope this helps
A welder's electrical arc has a temperature ranging from 500°C to 20 000°C. What is this in degrees Fahrenheit?
932°F to 36032°F
Step-by-step explanation:Celsius and Fahrenheit are both measures of temperature. However, Celsius is a metric measurement, and Fahrenheit is used in the USA primarily.
Conversion Formula
To convert the Celsius measurements to Fahrenheit we can use the formula:
(°C × 9/5) + 32 = °FSo, in this formula, you can plug in whatever Celsius value you have in and solve for Fahrenheit. To convert from F to C you can use the second formula:
(°F − 32) × 5/9 = °CSolving for Fahrenheit
Now that we have the formula, we can plug in the 2 Celsius values to find the new range.
First, plug 500°C in
(500°C × 9/5) +32 = °FNext, multiply the terms within the parentheses
(900) + 32 = °FFinally, add the last terms
932 = °FThen, plug in 20000°C
(20000°C × 9/5) + 32 = °FNext, multiply the terms within the parentheses
(36000) + 32 = °FLastly, add the terms together
36032 = °FThis means that, in Fahrenheit, the temperature range of the welder's electrical arc is 932°F to 36032°F. This is a total range of 35100°F.
Evaluate the cylindrical coordinate integral. /2 12 1/r SSS cos 0 dz r dr do 0 6 1/2 O A. 12- In 2 OB. 6- In 2 O C. 12+ In 2 OD. 6x + In 2
The value of the given cylindrical coordinate integral is 12+ In 2 with the limits of integration.
Let's evaluate the integral step by step. The given integral is ∫∫∫ (1/r) cos(θ) dz r dr dθ, with the limits of integration as follows: 0 ≤ θ ≤ π/2, 0 ≤ r ≤ 6, and 0 ≤ z ≤ 1/2.
First, let's integrate with respect to z: ∫(0, 1/2) dz = 1/2. Now we have the integral as ∫∫ (1/r) cos(θ) r dr dθ.
Next, let's integrate with respect to r: ∫(0, 6) r dr = 1/2 * (6^2) = 18. Now we have the integral as ∫ (1/r) cos(θ) dθ.
Finally, let's integrate with respect to θ: ∫(0, π/2) cos(θ) dθ = sin(π/2) - sin(0) = 1 - 0 = 1.
Multiplying all the results together, we get 1/2 * 18 * 1 = 9. Therefore, the value of the cylindrical coordinate integral is 9.
However, none of the options provided matches the calculated value of 9. It seems there may be a mistake in the options provided. The correct value of the integral is 9, not 12 or 6.
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Find the image of D(7,-5) after a reflection across the y-axis
After a reflection across the y-axis, the point keeps the same y-coordinate and changes the sign of the x-coordinate.
So, after reflecting point D across the y-coordinate, its image will be:
D'(-7, -5)
The question is:Find the total surface area of the rectangular prism.A. 546 in^2B. 480 in^2C. 238 in ^2D. 250 in^2
The formula for determining the total surface area of a rectangular prism is exprssed as
Total surface area = 2lw + 2lh + 2wh
Where
l = length = 11 inches
w = width = 5 inches
h = height = 4 inches
Therefore,
Total surface area = 2(11 * 5) + 2(11 * 4) + 2(5 * 4)
Total surface area = 110 + 88 + 40
Total surface area = 238 in^2
The correct option is C
Which following is not a function
oger federer's run of 5 consecutive wimbledon championships, a record tied with bjorn borg, was halted when he was defeated in the final in 2008 by whom?
Roger Federer's record-tying run of five consecutive Wimbledon Championships was ended in 2008 when he was defeated in the final by Rafael Nadal.
Swiss tennis player Roger Federer, born in Basel, Switzerland, on August 8, 1981, dominated the sport in the early 21st century with his superb all-around performance.
At Wimbledon 2008, Federer made an effort to beat Borg's mark and become the first male player to win six straight Wimbledon championships in the Open Era.
Federer's 41-match winning streak was snapped at Wimbledon when Nadal upset him in his most successful major.
Roger federer's run of 5 consecutive wimbledon championships, a record tied with bjorn borg, was halted when he was defeated in the final in 2008 by Rafael Nadal
The following year, Federer repeated the feat, and in 2010, Nadal once again won the double.
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Milla and Luka are 3 kilometers apart and walking toward each other. Milla's average speed is 5 kilometers per hour and Luka's is 4 kilometers per hour.
Which equation can be used to find t, the time it takes for Milla and Luka to meet?
5t + 4t = 1
5t + 4t = 3
5t – 4t = 0
5t – 4t = 3
Answer:
B.5t + 4t = 3
Step-by-step explanation:
Did test on edge and got 100%
Answer:
B 5t + 4t = 3
Step-by-step explanation:
Edg 2020
What is the approximate value of x? Round to the nearest tenth.
Answer:
40 degreses
Step-by-step explanation:
there is a right angle and that means it is 90 degreese then it gives you 50 degreese so you add them up and get 140 then you subtract that 140 from 180 and get 40 degreese.
Answer:
c
Step-by-step explanation:
cause it is
hummingbirds beat their wings many times per second. which equation relates the number of wing beats per second (a) to the number of wing beats per minute (b)
Answer:
C
Step-by-step explanation:
Answer:
b= a
60
Step-by-step explanation:
what is 0.571 as a fraction
A survey was conducted to see what kinds of activities high school and college students liked best. The table shows the results of the survey.
Bowling Hiking Swimming Total
8-B
12-H
10-S
30-T
High School^
10-B
14-H
16-S
40-T
College^
18-B
26-H
26-S
70-T
Total^
Choose two correct conclusions using the results of the survey.
O A. Students in high school were more likely to prefer bowling than students in college.
B. Students in high school were more likely to prefer swimming than students in college.
C. Students who prefer bowling were more likely to be in college than students who prefer hiking.
D. Students who prefer swimming were more likely to be in high school than students who prefer hiking.
(The letters are abbreviations for the sports to help see it)
Please hurry I’ll mark it brainliest!!
Answer:
C & D
Step-by-step explanation:
Because A&B are wrong
Students who prefer bowling were more likely to be in college than students who prefer hiking. Then the correct option is C.
What is decision-making?Determining the proper option, acquiring evidence, and exploring various options are all steps in the decision-making process.
A survey was conducted to see what kinds of activities high school and college students liked best. The table shows the results of the survey.
The table is given below.
Bowling Hiking Swimming Total
High School 8 12 10 30
College 10 14 16 40
Total 18 26 26 70
Students who prefer bowling were more likely to be in college than students who prefer hiking. Then the correct option is C.
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please show me the steps of to do this
DON"T GIVE ME THE ANSWER
ASAP
Answer:
B
Step-by-step explanation:
The number \(a . 10^{-2}\) is 8 times greater than \(b . 10^{-3}\)
thus, \(a . 10^{-2} = 8b. 10^{-3}\)
multiply both sides by \(10^{2}\)
we get \(a = 8b. 10^{-1} \\a = 0.8 b\)
if we take a = 2.5 and b = 3.1 we get 2.5/3.1 = 0.8
then B is the answer
whats 78,563 divided by 98
Ty for whoever helps me <3
Answer:
801.66
Step-by-step explanation:
calculator
Answer:
801.6632653061
Step-by-step explanation:
.......
find the term that needs to be added to the equation x^2-2=1 to make a perfect square
To take the given equation to the form (x+b)^2 we do the following:
\(\begin{gathered} x^2-2x+1=1+1 \\ (x-1)^2=2 \end{gathered}\)Therefore, the term that needs to be added is +1.
Need to know the following angle
Given:
\(m\angle A=(2x-15)^\circ\)
\(m\angle B=(x-5)^\circ\)
\(\text{Exterior}\ m\angle C=148^\circ\)
To find:
The \(m\angle ABC\).
Solution:
In triangle ABC,
\(\text{Exterior}\ m\angle C=m\angle A+m\angle B\) [Exterior angle theorem]
\(148=(2x-15)+(x-5)\)
\(148=3x-20\)
\(148+20=3x\)
\(168=3x\)
Divide both sides by 3.
\(\dfrac{168}{3}=x\)
\(56=x\)
Now,
\(m\angle ABC=(x-5)^\circ\)
\(m\angle ABC=(56-5)^\circ\)
\(m\angle ABC=51^\circ\)
Therefore, \(m\angle ABC=51^\circ\).