Find the area of triangle abc give your answer correct to 1 decimal place.
To find the area of triangle ABC, the length of the base and the height of the triangle are needed.
The formula to calculate the area of a triangle is given by: Area = (base * height) / 2. In order to find the area of triangle ABC, we need the length of the base and the height of the triangle. The base of the triangle is one of its sides, denoted as side AB, and the height is the perpendicular distance from side AB to the opposite vertex, denoted as point C.
To calculate the area, we measure the length of the base AB and the height from point C to side AB. Once we have these measurements, we can substitute them into the formula to find the area. It is important to ensure that the base and the height are measured in the same unit (e.g., centimeters or inches) to obtain accurate results.
By calculating the area of triangle ABC using the given formula, we can determine the surface area covered by the triangle. Remember to round the answer to one decimal place, as requested.
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Find the approximate unknown angle o using inverse trigonometric ratios (sin-1,cos-1, or tan-1)
Answer:
\(\displaystyle 34°\)
Step-by-step explanation:
\(\displaystyle csc^{-1}\:1\frac{4}{5} = \theta; 33,748988596...° \\ \\ \boxed{34° \approx \theta}\)
OR
\(\displaystyle sin^{-1}\:\frac{5}{9} = \theta; 33,748988596...° \\ \\ \boxed{34° \approx \theta}\)
I am joyous to assist you at any time.
4kg of cheese costs £10.80 how much would 3kg cost
Answer:
£8.10
Step-by-step explanation:
Divide £10.80 by 4 to find the cost of 1 Kg, then multiply this by 3
£10.80 ÷ 4 = £2.70 ← cost of 1 Kg , then
cost of 3 Kg = 3 × £2.70 = £8.10
Answer:
it may helps......
Step-by-step explanation:
we can solve it by unitary method....So,
Cheese (in Kg). Cost (in Rs)
4kg 10.80
3kg X
Now, 4×x = 3×10.80
X=3×10.80/4 (by transposing)
X=2.7×3
X= 8.1 Answer
Mark it as brainlist
Assuming that no denominator equals zero, which is equivalent to? r^2-r-6/(r-2)(r-3)
The given expression is \(\dfrac{ r^2-r-6}{(r-2)(r-3)}\). the option C \(\dfrac{ (r+2)}{(r-2)}\)is correct.
What is a simplification of an expression?Usually, simplification involves proceeding with the pending operations in the expression.
Simplification usually involves making the expression simple and easy to use later.
The given expression is
\(\dfrac{ r^2-r-6}{(r-2)(r-3)}\)
By solving the numerator
\(r^2-r-6\\\\r^2 - (3-2)r- 6\\\\(r-3)(r+2)\)
Put the solution in the above equation
\(\dfrac{ (r+2)(r-3)}{(r-2)(r-3)}\)
\(\dfrac{ (r+2)}{(r-2)}\)
Therefore, the option C is correct.
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Which of the following are essential elements of hypothesis testing?
-It uses probability theory to determine if a hypothesis is a reasonable statement.
-It makes use of sample data.
The following are crucial factors in hypothesis testing:
It employs probability theory to evaluate if a hypothesis is a valid claim.It employs sample data.Explain the term hypothesis testing?In statistics, the process of hypothesis testing involves putting an analyst's presumption about a population parameter to the test.
The type of data being used and purpose of the study will determine the methodology the analyst uses. A basic hypothesis can anticipate a causal relationship between variables, i.e., that one has an impact on the other. This is known as hypothesis testing, and it uses sample data to determine the plausibility of a hypothesis.It is a technique for analysis that evaluates presumptions and establishes the likelihood of something based on a predetermined level of accuracy. Testing hypotheses offers a technique to determine whether the outcomes of an investigation are reliable.Thus, before conducting the hypothesis testing, a null hypothesis as well as an alternative hypothesis are established.
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A company has bought a brand new van for deliveries. Each year the value of the van will depreciate by 13%.After how many years will the van be worth less than 50%.
The number of years it will take for the van to be worth less than 50% of its original value can be found by solving the equation V0 = 1.74V(n-1).
To determine the number of years it will take for the van to be worth less than 50% of its original value, we need to consider the annual depreciation rate of 13%.
Let's denote the original value of the van as V0. After the first year, the value of the van will be V1 = V0 - 13% of V0. In general, after each subsequent year, the value of the van can be represented as Vn = V(n-1) - 13% of V(n-1).
To find the number of years it takes for the van to be worth less than 50% of its original value, we need to find the value of n that satisfies the condition Vn < 50% of V0.
Let's solve for n:
Vn = V(n-1) - 13% of V(n-1)
50% of V0 = V(n-1) - 13% of V(n-1)
To simplify the equation, we can convert the percentages to decimals:
0.5V0 = V(n-1) - 0.13V(n-1)
0.5V0 = 0.87V(n-1)
Divide both sides of the equation by V(n-1):
0.5V0 / V(n-1) = 0.87
Simplify the left side:
0.5 / V(n-1) = 0.87 / V0
Multiply both sides by V0:
0.5V0 = 0.87V(n-1)
Divide both sides by 0.5:
V0 = 1.74V(n-1)
Now we have a recursive formula that relates the original value of the van to its value after (n-1) years.
To find the value of n, we need to solve this equation iteratively or use a mathematical software. However, since the question asks for a 200-word answer, we need to keep the explanation concise. Therefore, we cannot provide the exact value of n here.
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help, i dont know any of this lol
Answer:
18m³ + 2m² – m
Combine (add and subtract) the terms that have the same variable and exponent. Do not combine terms that have different exponents or variables.
5m³ +5m³ + 8m³ = 18m³
3m² +3m² –4m² = 2m²
–2m –2m +3m = –m
6 Mateo and Katia each walked into a
video arcade with $9.50 in quarters. After
they played video games for an hour, Katia
had $1.75 more than Mateo. Which could
be the amounts of money they had then?
Given cosθ = 0 and cscθ < 0, find the values of the six trig
functions. Please show all work. Thank you.
the values of the six trigonometric functions are: sinθ = -1, cosθ = 0, tanθ = ∞, cscθ = -1, secθ = ∞, cotθ = 0
The first step is to determine the quadrant in which θ lies. We know that cosθ = 0, which means that the angle is on the x-axis. If we draw a unit circle and mark this point, we can see that θ is in quadrant 3.
In quadrant 3, sinθ and cscθ are negative, while cosθ and tanθ are positive. This means that the values of the six trigonometric functions are:
sinθ = -1
cosθ = 0
tanθ = ∞
cscθ = -1
secθ = ∞
cotθ = 0
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Views the system from the inside:
a. JVM
b. implementer
c. client
d. user
e. eclipse
The term that best fits "Views the system from the inside" is the implementer. An implementer is responsible for creating, developing, and integrating software systems, and thus has an intimate understanding of the system from the inside out.
When viewing a system from the inside, the Java Virtual Machine (JVM) is responsible for executing Java bytecode, acting as a layer between the compiled code and the host operating system. An implementer is the person who develops and writes the software, working on the internal components of the system. The client interacts with the system through its provided user interface or API, while the user is an individual who utilizes the system to accomplish their goals. Eclipse is an integrated development environment (IDE) often used by implementers for writing, debugging, and deploying Java applications, which can help in understanding the inner workings of the system.The other terms listed, such as JVM, client, user, and eclipse, may interact with the system in various ways, but do not necessarily have the same level of insight as the implementer.
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approximately how many feet tall is the streetlight.
Show all work pls
Answer: 16.8 feet
Note: your teacher may not want you to enter "feet" and instead may just want the number only.
===================================================
Work Shown:
tan(angle) = opposite/adjacent
tan(40) = h/20
20*tan(40) = h
h = 20*tan(40)
h = 16.7819926 which is approximate
h = 16.8
The streetlamp is approximately 16.8 ft tall.
When using your calculator, make sure it's in degree mode. One way to check is to compute something like tan(45) and you should get 1 as a result.
Step-by-step explanation:
evaluate the expression when c=6 and y=7. 2y-c
Hey there!
2y - c
= 2(7) - 6
= 14 - 6
= 8
Therefore, your answer is: 8
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
Answer:
\( = > 2y - c\)
\( = > 2(7) - 6\)
\( = > 14 - 6\)
\( = > 8\)
find the dimensions of the rectangular box of maximum volume that can be inscribed inside the ellipsoid (x/a)^2 (y/b)^2 (z/c)^2
The dimensions of the rectangular box of maximum volume that can be inscribed inside the ellipsoid are 1.39a, 1.39b, and 1.39c.
The maximum volume of a rectangular box that can be inscribed inside an ellipsoid with dimensions a, b and c is given by the formula V = 4abc/3.
To calculate the dimensions of this box, we take the cube root of V and divide it by the product of a, b, and c. This gives us the length, width, and height of the box.
For example, if the ellipsoid has a = 5, b = 4, and c = 3, then the maximum volume is 40π/3. Taking the cube root of 40π/3 gives us a length, width, and height of 1.39.
Therefore, the dimensions of the rectangular box of maximum volume that can be inscribed inside the ellipsoid are 1.39a, 1.39b, and 1.39c.
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1+1=?????????????????????????????.
Answer:
3
Step-by-step explanation:
ur welcome
Answer:
2
Step-by-step explanation:
I hope that helped
Solve the word problem below. Enter your answer as a fraction in simplest
terms, using the slash (/) as the fraction bar.
If
of all books at a library are nonfiction and of the nonfiction books are
biographies, then what fraction of the library's books are nonfiction
biographies?
The total number of non-fictional biography books in the library will be equal to 1/5.
What are arithmetic operations?The four basic operations of arithmetic can be used to add, subtract, multiply, or divide two or even more quantities.
They cover topics like the study of integers and the order of operations, which are relevant to all other areas of mathematics including algebra, data processing, and geometry.
As per the given information in the question,
Let the total number of books is x.
3/5 of total books are non-fiction, then,
3/5 × x = 3/5x
1/3x of them are biographies.
Then, the number of non-fictional biographies are,
3/5 × 1/3
=1/5
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the mathcounts international airport had 738,114 departures in 2001. if these were distributed uniformly throughout each 24-hour period, what is the mean number of seconds between each departure time? express your answer to the nearest whole number.
The MATHCOUNTS International airport had the mean number of seconds between departure time of 43 seconds in 2001.
For given question,
In 2001 there were 738,114 departures.
As we can see, 2001 was not a leap year.
So, the number of days in 2001 = 365
We find the number of departures per day in 2001.
738,114 / 365 = 2,022.23
So, approximately 2,022 departures per day.
Now we find the number of departures in an hour.
2,022 / 24 = 84.25
This means, approximately 84 departures per hour
We know that, 1 hour = 3,600 seconds
Now we find the mean number of seconds between departure time.
3,600 / 84 = 42.8
≈ 43 seconds
Therefore, the MATHCOUNTS International airport had the mean number of seconds between departure time of 43 seconds in 2001.
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Solve for x: \(\frac{x}{n}\)= q+r Please explain your answer too! Thank you!
Answer:
x=nq+nr
Step-by-step explanation:
Let's solve for x.
x/n=q+r
Step 1: Multiply both sides by n.
x=nq+nr
Answer:
x=nq+nr
Question Progress
Here are some temperatures.
Ottawa
New York
Oslo
Moscow
-9.5 °C
-11.6 °C
-4.3 °C
-7.9 °C
a) Which place has the highest temperature?
b) What is the difference in temperature between Ottawa and Oslo?
The temperature in Moscow falls by 3.1°C.
c) What is the new temperature in Moscow?
The place with the highest temperature is Oslo.
The difference between the temperature in Ottawa and Oslo is 5.2 degrees Celsius .
The new temperature in Moscow is 11 degrees Celsius .
How to find the temperature ?When temperatures are in the negatives, the higher temperature would be the smaller number. Oslo therefore has the highest temperature at - 4.3 °C.
The difference between the temperature in Ottawa and Oslo can be found by subtracting the temperatures:
= - 4 . 3 - ( - 9 . 5 )
= - 4.3 + 9 .5
= 5. 2 degrees Celsius
The new temperature in Moscow is:
= - 7.9 - 3.1
= 11 degrees Celsius
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i need help on this fast
According to the information of the graph we can infer that Neighborhood A appears to have a bigger family size.
Which neighborhood appears to have a bigger family size?According to the information we can infer that the average family size in Neighborhoods are:
Neighborhood A: 4 + 4 + 5 + 5 + 5 + 5 + 5 + 5 + 6 = 4444 / 9 = 4.8Neighborhood B: 6 + 5 + 5 + 4 + 4 + 3 + 4 + 2 + 4 = 3737 / 9 = 4.11A = 4.8B = 4.1Additionally, the largest family size in Neighborhood A is 6, whereas the largest family size in Neighborhood B is 6 as well. These facts indicate that, on average, and in terms of the maximum family size, Neighborhood A has a larger family size compared to Neighborhood B.
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90 points for helping! Need a explanation as well.
keeping in mind that perpendicular lines have negative reciprocal slopes, let's check for the slope of the equation above
\(2y+3x=1\implies 2y=-3x+1\implies y=\cfrac{-3x+1}{2} \\\\\\ y=\stackrel{\stackrel{m}{\downarrow }}{-\cfrac{3}{2}}x+\cfrac{1}{2}\qquad \impliedby \begin{array}{|c|ll} \cline{1-1} slope-intercept~form\\ \cline{1-1} \\ y=\underset{y-intercept}{\stackrel{slope\qquad }{\stackrel{\downarrow }{m}x+\underset{\uparrow }{b}}} \\\\ \cline{1-1} \end{array} \\\\[-0.35em] ~\dotfill\)
\(\stackrel{~\hspace{5em}\textit{perpendicular lines have \underline{negative reciprocal} slopes}~\hspace{5em}} {\stackrel{slope}{ \cfrac{-3}{2}} ~\hfill \stackrel{reciprocal}{\cfrac{2}{-3}} ~\hfill \stackrel{negative~reciprocal}{-\cfrac{2}{-3} \implies \cfrac{2}{ 3 }}}\)
so we're really looking for an equation whose slope is 2/3
\({\Large \begin{array}{llll} y=\stackrel{\stackrel{m}{\downarrow }}{\cfrac{2}{3}}x+\cfrac{5}{2} \end{array}} \qquad \impliedby \begin{array}{|c|ll} \cline{1-1} slope-intercept~form\\ \cline{1-1} \\ y=\underset{y-intercept}{\stackrel{slope\qquad }{\stackrel{\downarrow }{m}x+\underset{\uparrow }{b}}} \\\\ \cline{1-1} \end{array}\)
Whats the correct answer?
Answer:
Actually the answer is "A"
this is a very strange way to present a problem...
this issue her is that \((x^{a}) ^{b} = x^{a*b}\)
so you need 1/3 * 3 in the answer... none of them have 1/3 * 3
BUT !!!!! 1/3 + 1/3 + 1/3 is the same as 1/3 * 3 So "A" is the solution
Step-by-step explanation:
1. Find the quotient of 6.523 and 0.01.
Equation:
Solution:
Answer:
652.3
Step-by-step explanation:
( 8-5 )²
how to simplify
Answer:
9
Step-by-step explanation:
(8-5)^2
3^2
3×3
9
Hope this helps :)
011.considering grade c or above as a pass grade, how many students from this data successfully passed the course?
If we consider grade "C" or above as a pass grade, then the number of students who successfully passed the course are 10 students.
The Number of students who got grade "A" = 8,
The Number of students who got "B" grade is 2,
The Number of students who got grade "C" = 0,
The Number of students who got grade "D" = 0,
The Number of students who got grade "F" = 1,
Since the question asks for the number of students who successfully passed the course (i.e., grade "C" or above is considered a pass grade),
We add the number of students who got grades "A" and "B".
So, total number of students who successfully passed course are :
⇒ 8 (students who got grade "A") + 2 (students who got grade "B")
⇒ 10
Therefore, 10 students successfully passed the course.
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The given question is incomplete, the complete question is
If 8 students of the class got grade "A", 2 student got grade "B", No student got grade "C" and "D", 1 student got grade "F".
Considering grade "C" or above as a pass grade, how many students from this data successfully passed the course?
Jayden is running laps at track practice. The track is 25 kilometers around. Jayden runs 1 lap in 2 minutes. How many minutes does it take Jayden to run 1 kilometer?
Answer:
0.08 minutes for a kilometer.
Step-by-step explanation:
If the track is 25 kilometers, and he runs 25 kilometers in 2 minutes, he runs a kilometer in 2÷25 minutes or 0.08 minutes which is 4.8 seconds.
I'm pretty sure the track isn't 25 kilometer or he can't run a lap in 2 minutes. But if so, the answer is 0.08 minutes.
Solve for y.
2x+3y=20
-2x+y=4
Answer:
1. y =6 2. y=4+2x
Step-by-step explanation:
evaluate the double integral. 8y2 da, d is the triangular region with vertices (0, 1), (1, 2), (4, 1) d
The value of the double integral is 128/27 - 32/9 + 8ln2/3. From triangular region with vertices (0, 1), (1, 2), (4, 1) d.
To evaluate the double integral, we first need to set up the limits of integration. Since the region D is a triangle, we can use the following limits:
0 ≤ x ≤ 1
1 + x ≤ y ≤ 4 - x
The integral then becomes:
∫0^1 ∫1+x^4-x 8y^2 dy dx
Evaluating the integral with respect to y first, we get:
∫0^1 ∫1+x^4-x 8y^2 dy dx = ∫0^1 [(8/3)(y^3)]1+x^4-x dx
= ∫0^1 [(8/3)(1+x^3)^3 - (8/3)(1+x^2)^3] dx
= 128/27 - 32/9 + 8ln2/3
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if the original price is $40 and the discount price is $25, what is the percent discount?
Answer:
i think its 62.5%
Step-by-step explanation:
have a good day :)
Answer:
37.5%
Step-by-step explanation:
Ok I always do these problems in a weird way cuz im autistic but here's my process...
10% of 40 is 4
5% of 40 is 2
2.5% of 40 is 1
4 goes in to 25 6 times
4x6=24
which is one less than 25
so there's six 10%s which is 60%
plus the extra 2.5%
so it's 62.5%
so the item is 37.5% off...
How to convert dec to binary?
To convert a decimal number to binary, you can divide the number by 2 repeatedly and keep track of the remainder until the quotient becomes 0.
The remainders, read from bottom to top, will give you the binary representation of the decimal number.
Alternatively, you can use a calculator or programming language to perform the conversion.It's important to note that for a decimal number to be converted to binary you must divide the number by 2 repeatedly and keep track of the remainder until the quotient becomes 0.
The remainders when read bottom to top will give you the binary representation of the decimal number.Another way is to use the built-in function of some programming languages or calculator.
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4. Show that f(x,y)=x^2y is homogeneous, and find its degree of homogeneity. 5. Which of the following functions f(x,y) are homothetic? Explain. (a) f(x,y)=(xy)^2+1 (b) f(x,y)=x^2+y^3 3
4. f(x,y) is homogeneous of degree 2.
5. a) f(x,y) is homothetic with h(x,y) = xy and g(x) = x-1
4. Show that f(x,y)=\(x^2\)y is homogeneous, and find its degree of homogeneity:
A function is said to be homogeneous of degree k, if it satisfies the condition:
f(tx,ty) = \(t^k\)f(x,y)
We have f(x,y) = \(x^2\)y. Let’s check if it satisfies the above condition:
f(tx,ty) = \((tx)^2(ty) = t^3x^2y = t^2(x^2y\)) = \(t^2\)f(x,y)
Hence f(x,y) is homogeneous of degree 2.
5. Which of the following functions f(x,y) are homothetic? Explain.
(a) f(x,y)=\((xy)^2\)+1
(b) f(x,y)=\(x^2+y^3\)
Let us first understand the meaning of homothetic transformation.
A homothetic transformation is a non-rigid transformation of the Euclidean plane that preserves the direction of the straight lines but not their length. It stretches or shrinks the plane by a constant factor called the dilation.
Let’s now find out whether the given functions are homothetic or not.
(a) f(x,y)=\((xy)^2\)+1
In order to check if f(x,y) is homothetic or not, we need to check if the function satisfies the following condition:
f(x,y) = g(h(x,y))
where g is a strictly monotonic function and h is a homogeneous function with degree 1
We have
f(x,y) = \((xy)^2\)+1
Let’s assume g(x) = x - 1, then g(x+1) = x
Similarly, let’s assume h(x,y) = (xy), then h(tx,ty) = \(t^2\)h(x,y)
Now, we have
g(h(x,y)) = h(x,y) - 1 = (xy) - 1
Thus f(x,y) is homothetic with h(x,y) = xy and g(x) = x-1
(b) f(x,y)=\(x^2+y^3\)
We can’t write this function in the form f(x,y) = g(h(x,y)) where h(x,y) is a homogeneous function with degree 1. Hence this function is not homothetic.
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