Answer:
og angle: 126.8
complementary angle: 53.2
og angle mirror (if any): 126.8
complementary angle mirror (if any): 53.2
Hello everyone, I'm feeling a bit generous today so here yall go.
2x2=
4x4x4=
2+5=
(14 points will be given.)
First one to solve all three gets 5 star rating, heart, brainliest.
Second to solve all three gets a 5 star rating, heart, and well points for answering ofc just as the first.
Answer:
4
64
7
Hope I helped
Answer:
2x2=4
4x4x4=64
2+5=7
Step-by-step explanation:
HAPPY HOLIDAYS :)
HEHEHEHEHE
Plz help me on my mathhh...i cant figure this out...
Answer:
Step-by-step explanation:
(A lot of points to whoever can help me out!!) I need help with this!!
The completed statements with regards to the compound interest of the amount in the account are;
If the account has a 5% interest rate and is compounded monthly, you have $101.655 million money after 2 years
If the account has a 5% interest rate compounded continuously, you would have $106.096 million money after 2 years
What is the compound interest on an amount?Compound interest is the interest calculated based on the initial amount and the accumulated interests accrued from the periods before the present.
The compound interest formula indicates that we get;
\(A = P\cdot (1 + \frac{r}{n}) ^{n\cdot t}\)
Where;
P = The principal amount invested = $92 million
r = The interest rate = 5% monthly
n = The number of times the interest is compounded per annum = 12
t = The number of years = 2 years
Therefore; \(A = 92\cdot (1 + \frac{0.05}{12}) ^{12\times 2}\approx 101.655\)
The amount in the account after 2 years is therefore about $101.655 million
The formula for the amount in the account if the principal is compounded continuously, we get;
A = \(P\cdot e^{(r\cdot t)}\)
Therefore, we get;
\(A = 96 \times e^{0.05 \times 2} \approx 106.096\)
The amount in the account after 2 years, compounded continuously therefore, is about $106.096 million
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HELP ME PLEASE I AM GROUNDED AND DONT GET IT
Answer:
Hi,so since this is a triangle with a right angle and that equals to 90 degrees
so we have found our second number.
The sum of angles in a triangle is 180 degrees
so that would be 27+90+x=180
i.e 117 +x =180
solve equation i.e 180 -117=63
therefore x=63 degrees
hope this was helpful
Answer:
90+27+63=180
so the answer is:
X= 63
A certain school's enrollment increased 6% this year over last year's enrollment. If the school now has 1378 students enrolled, how many students were enrolled last year?
A. 1295
B. 1300
C. 1350
D. 1460
E. 1500
If the school now has 1,378 students enrolled, last year, the number of students enrolled was B. 1,300.
How is the number of students determined?Using the mathematical operations of addition, subtraction, division, and multiplication, we can determine the number of students.
Mathematical operations help us to determine unknown values, given a known domain.
Data and Calculations:Increase in school enrollment over last year's = 6%
Enrollment for the current year = 1,378
Let last year's enrollment = 100%
And the current year's = 1.06 (100 + 6)
Therefore, the enrollment last year = 1,300 (1,378/1.06)
Thus, the enrollment (number) last school year was B. 1,300.
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Is -3 contraction or expansion in geometry
Answer:
no
Step-by-step explanation:
What is the rate of change in this graph?
The rate of change in the given graph is 21/4.
The rate of change defines the speed of a variable changes over another variable. On the given graph, we can calculate the rate of change using the formula:
Rate of change = Δy / Δx
To calculate the rate of change of the given graph, we need to identify 2 points first. We take:
(0, 0)
(4, 21)
Rate of change = Δy / Δx
Rate of change = y₂ - y₁
x₂ - x₁
Rate of change = 21 - 0
4 - 0
Rate of change = 21/4
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A super slide charges $1. 25 to rent a mat and $0. 75 per ride. Haru has $10. 25. How many rides can haru go on ?
Haru can go on 12 rides for $10.25, assuming he rents a mat for each ride and the prices remain unchanged.
The amount charged by slide = $1.25
Amount to rent a mat per ride = $0.75
Total amount with Haru = $10.25
Calculating the total amount that Haru has -
= Total amount with Haru - The amount charged by slide
= $10.25 - $1.25
= $9.00
Dividing is a mathematical process that includes dividing a sum into groups of equal size. It includes a remainder and a quotient as well.
Determining the number of rides Haru can go on:
= $9.00/ $0.75
= 12
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research that provides data which can be expressed with numbers is called
Research that provides data which can be expressed with numbers is called quantitative research.
Quantitative research is a type of research that focuses on gathering and analyzing numerical data. It involves collecting information or data that can be measured and quantified, such as numerical values, statistics, or counts. This research method aims to objectively study and understand phenomena by using mathematical and statistical techniques to analyze the data.
Quantitative research typically involves the use of structured surveys, experiments, observations, or existing data sources to gather information. Researchers often employ statistical methods to analyze the data and draw conclusions or make predictions based on the numerical findings.
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i need help please answer correctly
6. Applying the inscribed angle theorem, x = 33
7. m<ABP = 90°.
m<APB = 48°
What is the Tangent Theorem?The tangent theorem states that the tangent of a circle is perpendicular to the radius of that circle and therefore forms a right angle at the point of tangency.
What is the Inscribed Angle Theorem?An inscribed angle has a measure that is half the measure of the intercepted arc, according to the inscribed angle theorem.
Therefore:
Question 6:
Based on the inscribed angle theorem,
Measure of arc AB = 2(x + 3) = 2x + 6
108 + 2x + 6 = 180 [semicircle]
Solve for x
114 + 2x = 180
2x = 180 - 114
2x = 66
x = 33
Question 7:
Given that line PB is tangent to circle A, therefore, based on the tangent theorem, the measure of angle ABP = 90°.
m<APB = 180 - 90 - 42
m<APB = 48°
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The first three terms of an arithmetic sequence are given. Find an expression for tn in terms of n, and write the tenth term for each sequence. PLEASE HELP ASAP!!
a, 2a, 3a, . . .
tn = ?
t10 = ?
THANK YOU!!!!!!!!!!!!!!!!
Answer:
tn = n·a
t10 = 10a
Step-by-step explanation:
We observe that the coefficient of 'a' is the term number:
tn = n·a
t10 = 10a
Answer:
tn = n·a
t10 = 10a
Step-by-step explanation:
We observe that the coefficient of 'a' is the term number:
tn = n·a
t10 = 10a
The question is literally the screenshot.
Answer:
1/3 = 8
Step-by-step explanation:
1/3 of the circle is pink.. 24/3 = 8
Becca made 2 trays of rolls and bisouits. Each tray had 12 folls and 6 biscuits. How many total rols and bisouits did Beca make?
Becca made a total of 24 rolls and 12 biscuits.
Multiplication is one of the four elementary mathematical operations of arithmetic, with the other ones being addition, subtraction, and division. The result of a multiplication operation is called a product.
Becca made 2 trays of rolls and biscuits, with 12 rolls and 6 biscuits in each tray. To find the total number of rolls and biscuits, we need to multiply the number of rolls and biscuits per tray by the number of trays, and then add them together:
Total rolls = 2 trays × 12 rolls per tray = 24 rolls
Total biscuits = 2 trays × 6 biscuits per tray = 12 biscuits
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Can someone help(8th grade math)
Answer:
The shape of the base: Square (May be rectangular if square is not an option.)
Perimeter of the base: 40 cm
Height of the prism: 9 cm
Formula used when calculating lateral surface area: LA 5 hP (Sorry if this one is incorrect...)
a consumer electronics company is comparing the brightness of two different types of picture tubes for use in its television sets. tube type a has mean brightness of 100 and standard deviation of 16, and tube type b has unknown mean brightness, but the standard deviation is assumed to be identical to that for type a. a random sample of tubes of each type is selected, and is computed. if equals or exceeds , the manufacturer would like to adopt type b for use. the observed difference is .
The probability that , Xb exceeds Xa , by 3.0 or more if ub and ua, are equal is 0.2537.
The probability of an occurrence is a figure that represents how likely it is that the event will take place. In terms of percentage notation, it is stated as a number between 0 and 1, or between 0% and 100%. The higher the likelihood, the more probable it is that the event will take place.
Probability is a way to gauge how likely something is to happen. Several things are difficult to forecast with absolute confidence. With it, we can only make predictions about the likelihood of an event happening, or how likely it is.
n1 = n2 = 25,
hypothesis,
standard error for difference,
\(\sqrt{\frac{16^2}{25} +\frac{16^2}{25} }\)
=4.525
z =(3-0)/4.525
z=0.663
P(z ≥ 0.663) = 0.2537.
No, there is not strong evidence that \(\mu _B\) is greater than \(\mu _A\).
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Complete question;
A consumer electronics company is comparing the brightness of two different types of picture tubes for use in its television sets. Tube type A has mean brightness of 100 and standard deviation of 16, and tube type B has unknown mean brightness, but the standard deviation is assumed to be identical to that for type A. A random sample of n = 25 tubes of each type is selected, and X -X, is computed. If u, equals or exceeds u,, the manufacturer would like to adopt type B for use. The observed difference is X,X, - 3.0. a. What is the probability that , exceeds X, by 3.0 or more if ug and u, are equal? b. Is there strong evidence that ug is greater than u,?
PLEASE HELP ME WITH ALGEBRA! THANK YOU
Answer:
She will do 61 sit ups.
Step-by-step explanation:
The number of situps are increasing by 4 each day.
So at this rate...
Day 6: 37
Day 7: 41
Day 8: 45
Day 9: 49
Day 10: 53
Day 11: 57
Day 12: 61
Find the sum of the interior angles for a hexagon. 540° 720° 900° 1,080°
The sum of the interior angles of a hexagon is 720°.
To see this, consider that a hexagon can be divided into 6 equilateral triangles, each with angles measuring 60°, 60°, and 60°. The sum of the interior angles of any triangle is 180°, so the sum of the interior angles of the 6 triangles in the hexagon is 6 * 180° = 1080°. However, we have counted each of the angles at the vertices of the hexagon twice, so we must divide the sum by 2 to get the actual sum of the interior angles of the hexagon. 1080° / 2 = 540°, so the correct answer is 720°.
Therefore, the sum of the interior angles of a hexagon is 720°.
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2022
Question 4
20 pts
nts
Linel and line mare parallel lines that are cut by a transversal.
Let mZ1 = (x+97)° and m2 = (2x+32)". What is mZ1?
12
m
2.
55
ооо
162
65
130
Answer: B
Step-by-step explanation:
These are vertical angles, so x+97=2x+32, meaning x=65.
So, the measure of angle 1 = 65 + 97 = 162 degrees
The value of m∠1, given that m∠1 = x + 97 and m∠2 = 2x + 32 is 162° (2nd option)
How to determine the value of m∠1?First, we shall list out the given parameters from the question. This is given below:
m∠1 = (x + 97)° m∠2 = (2x + 32)°Angle 1 (m∠1 ) =?Next, we shall obtain the value of x. Details below:
m∠1 = m∠2 (vertically opposite angle)
x + 97 = 2x + 32
Solving for x, we have:
97 - 32 = 2x - x
65 = x
Thus,
x = 65
Now, we shall obtain the value of m∠1 as follow:
m∠1 = x + 97
x = 65
Therefore,
m∠1 = 65 + 97
= 162°
Thus, the value of m∠1 is 162° (2nd option)
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Fill in the missing number. % of 98 = 49
50%
since 98/2 = 49
Thats it
Please I need help on a true or false
Answer:
True.
Explanation:
When solving equations with unknowns on both sides, it is generally recommended to first deal with the variable terms before dealing with the constant terms. This involves simplifying the equation by combining like terms and isolating the variable on one side of the equation. Once the variable is isolated, you can then solve for its value.\(\)
When performing a dilation or a composition of a dilation and rigid transformations on a triangle, what properties of the original triangle preserved?
When performing a dilation or a composition of a dilation and rigid transformations on a triangle, several properties of the original triangle are preserved. In both cases, the shape and orientation of the triangle remain the same while the size and location of the triangle change.
During a dilation, the original triangle is extended or shrunk in size uniformly. All sides of the triangle are extended or shrunk by the same factor, which is the scale factor of the dilation. The angle measures of the triangle remain unchanged during dilation, and the corresponding angles of the dilated triangle remain equal.In a composition of a dilation and rigid transformation, the original triangle is first dilated and then subjected to a rigid transformation like rotation, translation, or reflection.
The shape and orientation of the original triangle are preserved, and the size and location of the dilated triangle change. The angle measures of the triangle remain unchanged during dilation, and the corresponding angles of the dilated triangle remain equal. During the subsequent rigid transformation, the corresponding sides and angles of the dilated triangle are also preserved.
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The sum of three times the opposite of a number and -7?
What is the algebraic phrase?
Step-by-step explanation:
To find this algebraic phrase, we need to use the rules of algebra to express the given statement in mathematical notation. The given statement says that the sum of three times the opposite of a number and -7 is some unknown value.
We can start by expressing the opposite of a number in mathematical notation. The opposite of a number is equal to the number multiplied by -1. So, we can write the opposite of a number as -x.
Next, we can express the fact that the opposite of a number is being multiplied by 3. To do this, we can simply write 3(-x) to represent three times the opposite of a number.
Finally, we can express the fact that -7 is being added to the result. To do this, we can simply write 3(-x) - 7 to represent the sum of three times the opposite of a number and -7.
Therefore, the algebraic phrase for the sum of three times the opposite of a number and -7 is 3(-x) - 7.
A confectionery company mixes three types of toffees to form one kilogram " toffee packs. the pack is sold at rs. 17. the three types of toffees cost rs.20, rs. 10, rs. 5 per kg. resp. the mixture must contain atleast 300 gms of first type. also weight of first two types must be at least be equal to weight of third type. find the optimal mix for maximum profit.answer
The maximum profit is 6 and it is obtained when we mix 0.6 kg of type A, 0 kg of type B, and 0.4 kg of type C.
The optimal mix for the maximum profit can be found as follows:
The company mixes three types of toffees, A, B, and C. Let the weights of type A, B, and C be a, b, and c kg, respectively. Let us assume that we are making 1kg of toffee pack. Therefore, the weight of type C should be 1 - (a + b) kg. Also, the mixture must contain at least 300 gms of type A i.e a >= 0.3 kg
Also, the weight of the first two types (A and B) must be at least equal to the weight of type C, i.e a + b >= c. This condition can also be written as a + b - c >= 0
Let us now calculate the total cost of making 1kg of toffee pack.
Cost = 20a + 10b + 5c
If the pack is sold at Rs. 17, then the profit per 1kg of toffee pack is by
Profit = Selling Price - Cost = 17 - (20a + 10b + 5c)
Now we have the following linear programming problem:
Maximize P = 17 - (20a + 10b + 5c)
Subject to constraints: a + b + c = 1 (since we are making 1kg of toffee pack)
a >= 0.3a + b - c >= 0a, b, c >= 0
We can use the simplex method to solve this linear programming problem. However, to save time, we can solve it graphically. The feasible region is as follows:
We can see that the corner points of the feasible region are: (0.3, 0, 0.7), (0.6, 0, 0.4), (0, 0.5, 0.5), and (0, 1, 0).
Let us calculate the profit at each of these corner points. For example, at the point (0.3, 0, 0.7), we have a = 0.3, b = 0, and c = 0.7. Therefore, the profit is
P = 17 - (20(0.3) + 10(0) + 5(0.7)) = 3.5
Similarly, we can calculate the profit at the other corner points as well. The corner point (0.3, 0, 0.7) gives a profit of 3.5
Corner point (0.6, 0, 0.4) result in a profit of 6
Corner point (0, 0.5, 0.5) results in a profit of 5
Corner point (0, 1, 0) gives a profit of 3
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order the measurements from greatest to least 45 inches, 6 yards, and 2 and1/4 feet
Answer:
2.25 feet, 45 inches, and 6 yards
Step-by-step explanation:
first, convert all to the same unit of measurement
I will use inches
45 inches = 45 inches
6 yards, 1 yard = 3 feet so 6 yards are equal to 18 feet and 1 foot is equal to 12 inches so 12*18 is 216 inches so 6 yards = 216 inches
Next 1 foot equals 12 inches so 2.25 * 12 = 27 so 2.25 feet = 27 inches.
Now let's look at the complete conversion
45 inches
6 yards = 216 inches
2.25 feet = 27 inches
looking at the inches we can see that 27 is the least then 45 then 216 therefore
2.25 feet < 45 inches < 6 yards so the order is
2.25 feet, 45 inches, and 6 yards
The sequence {an} is monotonically decreasing while the sequence {b} is monotonically increasing. In order to show that both {a} and {bn} converge, we need to confirm that an is bounded from below while br, is bounded from above. Both an and b, are bounded from below only. an is bounded from above while bn, is bounded from below. Both and b, are bounded from above only. O No correct answer is present. 0.2 pts
To show that both the sequences {a} and {bn} converge, it is necessary to confirm that an is bounded from below while bn is bounded from above.
In order for a sequence to converge, it must be both monotonic (either increasing or decreasing) and bounded. In this case, we are given that {an} is monotonically decreasing and {b} is monotonically increasing.
To prove that {an} converges, we need to show that it is bounded from below. This means that there exists a value M such that an ≥ M for all n. Since {an} is monotonically decreasing, it implies that the sequence is bounded from above as well. Therefore, an is both bounded from above and below.
Similarly, to prove that {bn} converges, we need to show that it is bounded from above. This means that there exists a value N such that bn ≤ N for all n. Since {bn} is monotonically increasing, it implies that the sequence is bounded from below as well. Therefore, bn is both bounded from below and above.
In conclusion, to establish the convergence of both {a} and {bn}, it is necessary to confirm that an is bounded from below while bn is bounded from above.
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Solve - 1000=u³, where u is a real number.
Simplify your answer as much as possible.
If there is more than one solution, separate them with commas.
If there is no solution, click on "No solution".
The solution of u in the equation where u is a real number is -10.
What is a real number?In the number system, real numbers are only the fusion of rational and irrational numbers. These numbers can generally be used for all arithmetic operations and can also be expressed on a number line. Imaginary numbers, which are often known as unreal numbers since they cannot be stated on a number line, are frequently used to symbolise complex numbers.
Given that u is a real number and the value of \(u^3 = -1000\).
Take cube root on both sides of the equation:
\(\sqrt[3]{u^3} = \sqrt[3]{-1000} \\\\u = \sqrt[3]{(-10)(-10)(-10)} \\\\u = -10\)
Hence, the value of u is -10.
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The time needed for students to complete a paper and pencil maze is normally distributed with a mean of 45 seconds and standard deviation of 5 seconds. You wish to see if the mean completion time is decreased by vigorous exercise. You will have a group of 10 students exercise vigorously for thirty minutes and then complete the maze and test your hypothesis at the 1% significance level. a. Suppose you observe a mean time of 41.7 seconds. What is your conclusion regarding the true average time necessary to complete this maze
Based on the given information, with a mean completion time of 41.7 seconds, we can conclude that vigorous exercise has resulted in a statistically significant decrease in the average time necessary to complete the maze.
To determine the impact of vigorous exercise on the completion time of the maze, we can conduct a hypothesis test. The null hypothesis (H0) assumes that there is no change in the average completion time, while the alternative hypothesis (Ha) suggests that there is a decrease.
By comparing the observed mean completion time of 41.7 seconds with the population mean of 45 seconds, we can evaluate whether the difference is statistically significant. Since the population standard deviation is known to be 5 seconds, we can use a one-sample t-test.
Calculating the test statistic, we find that t = (41.7 - 45) / (5 / √10) ≈ -3.08. With a significance level of 1%, the critical value for a one-tailed test is -2.756. Since -3.08 is smaller than -2.756, we reject the null hypothesis.
Therefore, we can conclude that the average completion time for the maze has decreased significantly after vigorous exercise. This means that the exercise has had a positive impact on the students' performance, enabling them to complete the maze more quickly.
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Ren inflates a spherical balloon to a circumference of about 14 inches. He then adds more air to the balloon until the circumference is about 18 inches. What volume of air was added to the balloon?
The volume of air added to the balloon is approximately 386/3 cubic units.
To find the volume of air added to the balloon, we can use the formula for the volume of a sphere: V = (4/3)πr³.
First, we need to find the radius of the balloon before and after inflation. The formula for the circumference of a sphere is C = 2πr.
Given that the initial circumference is about 14 inches, we can solve for the initial radius:
14 = 2πr
r ≈ 14/(2π) ≈ 7/(π)
Similarly, for the final circumference of about 18 inches:
18 = 2πr
r ≈ 18/(2π) ≈ 9/(π)
Now that we have the initial and final radii, we can calculate the initial and final volumes:
Initial volume = (4/3)π(7/(π))³ = (4/3)π(343/(π³)) ≈ 343/3 cubic units
Final volume = (4/3)π(9/(π))³ = (4/3)π(729/(π³)) ≈ 729/3 cubic units
To find the volume of air added, we subtract the initial volume from the final volume:
Volume of air added = Final volume - Initial volume = (729/3) - (343/3) = 386/3 cubic units.
So, approximately 386/3 cubic units of air was added to the balloon.
The volume of air added to the balloon is approximately 386/3 cubic units.
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There are two agents in the economy, both have utility of income function v(w) = In(w). Current consumption does not enter agents' expected utilities; they are inter- ested only in consumption at date
The economy's asset prices will rise as both agents compete to increase their wealth. Because both agents have identical preferences and are exposed to the same set of risks, they will take the same investment decisions.
In an economy with two agents, both agents have utility of income function v(w) = In(w) and are interested only in consumption at a specific date, not in their expected utilities.
Current consumption is excluded from the agents' expected utilities, making their preference dependent on wealth accumulation. As a result, both agents seek to maximize their wealth and, as a result, compete to own assets, which drives asset prices up.
The economy's asset prices will rise as both agents compete to increase their wealth. Because both agents have identical preferences and are exposed to the same set of risks, they will take the same investment decisions.
This may lead to a market failure if one of the agents has more wealth than the other, as the wealthy agent may have a significant effect on the market and reduce the prices for everyone else.
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Find the product. If possible, rename the product as a mixed number or a whole number 7/2 x 9/10
Step-by-step explanation:
7/9×9/10
63/20
3 3/20
.....