The value of x that makes ABC~ RTS. is 12
How to determine the value of x?From the figure, we have the following equivalent ratio:
2x + 6 : 40 = 36 : 48
Express as fraction
(2x + 6)/40 = 36/48
Multiply both sides by 40
2x + 6 = 30
Subtract 6 from both sides
2x = 24
Divide both sides by 2
x = 12
Hence, the value of x is 12
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Lindsay used two points, (x 1, y 1) and (x 2, y 2), to find the equation of the line, y = mx + b, that passes through the points. First, she used the definition of slope and determined that the value of m is StartFraction y 2 minus y 1 Over x 2 minus x 1 EndFraction. Given this information, which expression must represent the value of b?
y 1 minus (StartFraction y 2 minus y 1 Over x 2 minus x 1 EndFraction) (x 1)
y 1 minus (StartFraction y 2 minus y 1 Over x 2 minus x 1 EndFraction) (x 2)
y 1 + (StartFraction y 2 minus y 1 Over x 2 minus x 1 EndFraction) (x 1)
y 1 + (StartFraction y 2 minus y 1 Over x 2 minus x 1 EndFraction) (x 2)
Answer:
The answer is A
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Simplify each expression
-3m + 16 - (-13m)
15y - 20y + 15
Answer:
10m + 16
-5y + 15
Step-by-step explanation:
-3m + 16 - (-13m) =
= -3m + 16 + 13m
= 10m + 16
15y - 20y + 15 =
= -5y + 15
find the value of x if √x-5=0.
Answer:
√x=√25.......x=5
Step-by-step explanation:
√25-5=0
5-5=0
Answer:
√x-5=0
√x=5
squaring both side
√x²=5²
x=±25
15 points!
What is the correct answer for Claire's problem? Explain where she went wrong.
Answer:
it would be y=50+25x
Step-by-step explanation:
There is an extra $25 per room, and since we dont know how many rooms she has cleaned, we can use x to represent that amount. So for x amount of rooms, it will be an extra $25
4w − 18 = 18 solve for w
Answer:
hello! :) have a good day!
W = 9
What is the area of the composite figure?
A. 500
b. 490.62
C.245.31
D. 745.31
Answer:
D
Step-by-step explanation:
hope this works for you :)
How many people will 10 spring rolls feed?
Factor the polynomial expression 1674 - 625x4
Answer:
It isn't factorable.
Step-by-step explanation:
Step 1: Write out expression
-625x⁴ + 1674
From here, the expression is already simplified/factored into it's final form. There is no way to reduce this.
what is the first step to be performed when computing ? group of answer choices sum the (x 2) values square each value sum the squared values add 2 points to each score
The first step to be performed when computing Σ(X + 2)2 is Square each value. The correct answer is a
When computing Σ(X + 2)2, we need to square each value before performing any further calculations. The expression (X + 2)2 represents squaring each value of X and adding 2 to the result.
This step ensures that each value is squared before any additional operations are performed. The squared values are then used in subsequent calculations, such as summing the squared values or applying other mathematical operations. Therefore, the first step is to square each value, as mentioned in option a.
The expression Σ(X + 2)2 represents the sum of the squared values of (X + 2). To compute this sum, we need to follow these steps:
Take each individual value of X.Add 2 to each value of X to get (X + 2).Square each value of (X + 2) to get (X + 2)2.Sum all the squared values of (X + 2) together.Your question is incomplete but most probably your question was
What is the first step to be performed when computing
Σ(X + 2)2?
a. Square each value
b. Add 2 points to each score
C. Sum the squared values
D. Sum the (X +2) values
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Plz solve at least one of the questions will mark brainliest
Answer:
The 6x6 cube is 1/4 the area of the 12x12 cube.
100%=$1,636,364 (Rounded to the dollar)
Step-by-step explanation:
6x6=36
12x12=144
36/144=1/4
_____________________
20%=?
25%=?
Remainder (55%=$900,000) so:
100%=$900,000/.55
100%=$1,636,364
Worth 60 points for a rapid reply- find the area of each regular polygon. Answers are rounded to the nearest whole number.
The area of the regular polygons with 12 sides(dodecagon) and 5 sides (pentagon) are 389.06 in² and 19.87 in² respectively.
How to calculate for the area of the polygonArea of regular polygon = 1/2 × apothem × perimeter
perimeter = (s)side length of octagon × (n)number of side.
apothem = s/[2tan(180/n)].
11 = s/[2tan(180/12)]
s = 11 × 2tan15
s = 5.8949
perimeter = 5.8949 × 12 = 70.7388
Area of dodecagon = 1/2 × 11 × 70.7388
Area of dodecagon = 389.0634 in²
Area of pentagon = 1/2 × 5.23 × 7.6
Area of pentagon = 19.874 in²
Therefore, the area of the regular polygons with 12 sides(dodecagon) and 5 sides (pentagon) are 389.06 in² and 19.87 in² respectively.
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What set of transformations are applied to parallelogram ABCD to create A'B'C'D'?
Parallelogram formed by ordered pairs A at negative 4, 1, B at negative 3, 2, C at negative 1, 2, D at negative 2, 1. Second parallelogram transformed formed by ordered pairs A prime at 1, negative 4, B prime at 2, negative 3, C prime at 2, negative 1, D prime 1, negative 2.
We have to reflect over x- axis to transform parallelogram ABCD to create A'B'C'D'.
What is Transformation?A point, line, or geometric figure can be transformed in one of four ways, each of which affects the shape and/or location of the object. Pre-Image refers to the object's initial shape, and Image, after transformation, refers to the object's ultimate shape and location.
Given:
The Coordinates of ABCD are:
A( -4, 1), B(-3, 2), C(-1, 2) and D(-2, 1)
and, Coordinates of A'B'C'D' are:
A'( 4, -1), B'(3, -2), C'(1, -2) and D'(2, -1)
Now, Reflection over the x-axis.
A"(-4, 1)- 2(0, 1) ---> A"( -4, -1)
B"(-3, 2) - 2(0, 2)----> B"(-3, -4)
C"(-1, 2)-2(0, 2)--->C"(-1, -2)
D"(-2, 1)- 2(0,1)--->D"(-2, -1)
and, Reflection over the y-axis.
A"(-4, 1)- 2(-4, 0) ---> A"( 4, 1)
B"(-3, -4) - 2(-3, 0)----> B"(-3, -4)
C"(-1, -2)-2(-1, 0)--->C"(1, -2)
D"(-2, 1)- 2(-2, 0)--->D"(2, -1)
So, we must reflect over the x-axis and then reflect over the y-axis to map parallelogram ABCD onto parallelogram A'B'C'D'.
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-5+12+6x=7x-10+53+3x
Answer:
x=-9
Step-by-step explanation:
Part D
? Question
Select all the expressions that result in a product that is a rational number.
The expressions that result in a rational number are given as follows:
4/3 x 12/3.32/4 x 15/4.What are rational and irrational numbers?Rational numbers are defined as numbers that can be represented by a ratio of two integers, which is in fact a fraction, and examples are numbers that have no decimal parts, or numbers in which the decimal parts are terminating or repeating. Examples are integers, fractions and mixed numbers.Irrational numbers are defined as numbers that cannot be represented by a ratio of two integers, meaning that they cannot be represented by fractions. They are non-terminating and non-repeating decimals, such as non-exact square roots.The square roots of 3 and of 11 are not exact, hence the expressions with these terms are not rational, and the rational numbers are given as follows:
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Which set best represents the positive integers?
O A. {1, 2, 3, 4, ...)
OB. {0, 1, 2, 3, 4, ...)
O C. {..., -4, -3, -2, -1}
D. {..., -3, -2,-1, 0, 1, 2, 3, ...)-
Answer:
A
Step-by-step explanation:
The positive integers are numbers that start at 1 and go on towards the right: are natural numbers 1,2,3,4,5,6,7,...
Ravi presses f12 (command shift s) and then clicks on the tools button. what is he doing?
He is opening a dialog box to access a second workbook by pressing F12 and then clicking tool box.
A dialog box is a temporary window an application creates to retrieve user input. An application typically uses dialog boxes to prompt the user for additional information for menu items.It (also spelled dialogue box, also called a dialog) is a common type of window in the GUI of an operating system. The dialog box displays additional information, and asks a user for input. For example, when you are using a program and you want to open a file, you interact with the "File Open" dialog box.
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Please solve ASAP. Solving quadratic equations by factorising
Answer:
x = 1 , x = \(\frac{3}{2}\)
Step-by-step explanation:
2x² - 5x + 3 = 0
Consider the factors of the product of the coefficient of the x² term and the constant term which sum to give the coefficient of the x- term.
product = 2 × 3 = 6 and sum = - 5
The factors are - 2 and - 3
Use these factors to split the x- term
2x² - 2x - 3x + 3 ( factor the first/second and third/fourth terms )
2x(x - 1) - 3(x - 1) = 0 ← factor out (x - 1) from each term
(x - 1)(2x - 3) = 0
Equate each factor to zero and solve for x
x - 1 = 0 ⇒ x = 1
2x - 3 = 0 ⇒ 2x = 3 ⇒ x = \(\frac{3}{2}\)
Keyon uses a pan balance and metric weights to measure the mass of a book. The pans balance when he uses one 500-gram weight, three 100-gram weights, and seven 10-gram weights. The weight of the book is
The weight of the book is 870 grams.
To determine the weight of the book using the pan balance and metric weights, we need to consider the masses of the weights used and their corresponding values. In this case, Keyon used one 500-gram weight, three 100-gram weights, and seven 10-gram weights.
The 500-gram weight has a mass of 500 grams. This weight alone contributes 500 grams to the total mass measured by the pan balance.
The three 100-gram weights have a total mass of 3 * 100 = 300 grams. These weights add an additional 300 grams to the total mass.
The seven 10-gram weights have a total mass of 7 * 10 = 70 grams. These weights contribute 70 grams to the overall mass measured by the pan balance.
To calculate the total mass indicated by the pan balance, we add up the masses of all the weights used:
Total mass = 500 grams + 300 grams + 70 grams
Total mass = 870 grams
Therefore, the weight of the book is 870 grams.
It's important to note that the pan balance and metric weights provide a means to measure the mass of objects. By using different combinations of weights and observing the balance, one can determine the relative mass of the object being weighed. The accuracy of the measurement depends on the precision of the weights and the calibration of the pan balance.
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AA Corporation's stock has a beta of 0.8. The risk-free rate is 4%, and the expected return on the market is 12%. What is the required rate of return on AA's stock? (Do not round intermediate calculations. Round the answer to one decimal place.)
When we substitute these values into the equation, we get the required rate of return on AA Corporation's stock as 8.4%.
Required return on stock = Risk-free rate + Beta x (Market return - Risk-free rate)
Required return on stock = 4% + 0.8 x (12% - 4%)
Required return on stock = 8.4%
The required rate of return on AA Corporation's stock is 8.4%. To calculate this, we use the formula required return on stock = risk-free rate + beta x (market return - risk-free rate). In this equation, the risk-free rate is 4%, the beta of AA Corporation's stock is 0.8 and the expected return on the market is 12%. The risk-free rate remains constant, the beta of the stock gives an indication of its volatility and the market return reflects the overall performance of the market. When we substitute these values into the equation, we get the required rate of return on AA Corporation's stock as 8.4%.
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Each leg of the race from part a is the same distance. Calculate the team's
average time for each leg of the race. Show your work.
Answer:
bro you didnt put no picture up
Step-by-step explanation:
Answer:
58
Step-by-step explanation:
Alg 1 - 250 toothpick pyramid task
Write a function f(l) that determines the number of triangles in any given level of the pyramid.
f(l) =
PLS HELP ASAP. 50 POINTS!!
To determine the number of triangles in any given level of the pyramid, we can use the formula:
f(l) = 3(l-1)^2 + 1
where l represents the level of the pyramid.
The formula can be derived by noticing that each level of the pyramid consists of a square with sides of length l-1, and four triangles attached to each side of the square. Each of these triangles has a base of length l-1 and a height of l-2. Therefore, the area of each triangle is (1/2)(l-1)(l-2), and the total area of the four triangles on each level is 2(l-1)(l-2). Adding this to the area of the square, which is (l-1)^2, gives the total number of toothpicks in the level: 3(l-1)^2. Finally, we add 1 to account for the top toothpick.
Thus, the function is:
f(l) = 3(l-1)^2 + 1
A farmer owns a total of 10 acres of land. The land is separated into 4 2/3 equally sized sections. How many acres are in each section? Write your answer as a mixed number in simplest form.
Answer:
2 1/7
Step-by-step explanation:
10 divided by 4 2/3.
3*4+2 is 14/3
10 * 3/14
30 /14 or 2 1/7
Hope this helps!
Merry Christmas!
In triangle ABC, measure of angle A = 42, measure of angle C = 56, and a = 12. Find c to the nearest tenth.
\(\textit{Law of Sines} \\\\ \cfrac{a}{\sin(\measuredangle A)}=\cfrac{b}{\sin(\measuredangle B)}=\cfrac{c}{\sin(\measuredangle C)} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{c}{\sin(56^o)}=\cfrac{12}{\sin(42^o)}\implies c\sin(42^o)=12\sin(56^o) \\\\\\ c=\cfrac{12\sin(56^o)}{\sin(42^o)}\implies c\approx 14.9\)
Make sure your calculator is in Degree mode.
brainliest, 100 points, and its multiple choice!!!!
Answer:
Answer is C
(-2,3)
Step-by-step explanation:
Answer:
(-8, 18)
Step-by-step explanation:
To solve this system of equations using elimination, we want to eliminate one of the variables by adding or subtracting the two equations.
One way to do this is to multiply the second equation by a constant that will make the coefficient of x the same as in the first equation. In this case, we can multiply the second equation by -5, which will give us:
-15x - 10y = -60
Now we can add this equation to the first equation:
5x + 2y = -4
-15x - 10y = -60
-10x - 8y = -64
Dividing both sides by -2, we get:
5x + 4y = 32
Now we have one equation with only x and y, so we can solve for either variable.
Let's solve for y by subtracting 5x from both sides:
5x + 4y = 32
-5x = -5x
4y = 32 - 5x
Dividing both sides by 4, we get:
y = (32 - 5x) / 4
Now we can substitute this expression for y into one of the original equations to solve for x. Let's use the first equation:
5x + 2y = -4
5x + 2[(32 - 5x) / 4] = -4
Multiplying both sides by 4, we get:
20x + 2(32 - 5x) = -16
Simplifying, we get:
20x + 64 - 10x = -16
10x = -80
x = -8
Now we can substitute this value of x into either of the equations to solve for y. Let's use the first equation again:
5x + 2y = -4
5(-8) + 2y = -4
-40 + 2y = -4
2y = 36
y = 18
Therefore, the solution to the system of equations is (x, y) = (-8, 18).
Simplify the expression. If not possible, write simplified. 4b + 5b a. simplified c. 1b b. 20b d. 9b Please select the best answer from the choices provided A B C D
Answer:
D. 9b
Step-by-step explanation:
4b + 5b is essentially 4 + 5
so 9b
Evaluate the series. What is the sum?
23(4)*-*
1
DONE
Which shows the terms of the series?
4 + 12 +48 + 192
X 4 + 12 + 36
3 + 12 +48 + 192
O 3 + 12 +48
Answer:
255
Step-by-step explanation:
The summation value of the term in the series will be equal to
3 + 12 +48 + 192 after calculation.
Here, we have,
We know that, summation:
In mathematics, the summation is the addition of a sequence of any kind of numbers, called addends or summands.
Now we have a given term
∑(n = 1 to 4) 3(4)^n-1
By solving the above term;
∑(n = 1 to 4) 3(4)^n-1
=3 + 12 +48 + 192
Hence the value of the term in the series will be equal to 3 + 12 +48 + 192 after calculation.
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Construct the graph of the equation given. Categorize this graph a horizontal or vertical line. Label the intercept as well as the axis on the graph.
x = -2.5
x = -2.5 is a vertical line. The vertical graph of the equation is shown in the image attached below.
What is the Equation of a Vertical Line?The slope of a vertical line is undefined, therefore, the equation of a vertical line is expressed as x = a, where a is the x-intercept.
Given x = -2.5, the equation suggests it is a vertical line, where the line intercepts the x-axis at -2.5, which is the x-intercepts.
Thus, the graph for x = 2.5 is shown in the diagram below.
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if i rolled one die 10 times, what is the mode of the values listed that i rolled? 5, 5, 4, 6, 3, 2, 2, 3, 1, 5 responses 2 2 3 3 4 4 5 5 6 6
mode is 5 and 2 because 2 and 5 occurs more times than other number
Mode: The most frequent number—that is, the number that occurs the highest number of times. Example: The mode of {4 , 2, 4, 3, 2, 2} is 2 because it occurs three times, which is more than any other number.
The total outcomes = 7
This is because the cube was rolled 7 times
The value recorded are
2, 1
4, 5
3, 2
2,2
1,3
6,2
5,3
From all the outcomes, the only possible out comes that shows that the sum of two numbers is more than 5 are
4, 5
6, 2,
5,3
Probability = possible outcomes / total outcomes
Possible outcomes = 3
Total outcomes = 7
Probability = 3/7
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A rectangle has an area of 45x2 − 42x − 48 and a width of 5x − 8. what is the length of the rectangle? to find the length of the rectangle, use 45x2 − 42x − 48 as the and 5x − 8 as the .
If the area and width of the rectangle are 45x² − 42x − 48 and (5x − 8) then the length of the rectangle will be (3x + 2).
What is a rectangle?It is a polygon that has four sides. The sum of the internal angle is 360 degrees. In a rectangle, opposite sides are parallel and equal and each angle is 90 degrees. And its diagonals are also equal and intersect at the mid-point.
A rectangle has an area of 45x² − 42x − 48 and a width of 5x − 8.
Then the length of the rectangle will be
area = length × width
Then we have
Area = 45x² − 42x − 48
Then the factor of the polynomial will be
Area = (5x − 8)(3x + 2)
Then the length of the rectangle will be (3x + 2).
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Answer:
First blank is Dividend.
Second blank is Divisor
INCLUDED WHOLE PAGE!!
☆
EDGE2022; Good Luck :3!!!
6sin^2 (x) + 6sin (x) + 1 = 0
solve and show steps for the graph ( i already have the graph )
To solve the equation \(6sin^2(x)\) + 6sin(x) + 1 = 0, we can use algebraic methods and the unit circle to determine the values of x that satisfy the equation.
1. Start by rearranging the equation to a quadratic form: \(6sin^2(x)\) + 6sin(x) + 1 = 0.
2. Notice that the equation resembles a quadratic equation in terms of sin(x). Let's substitute sin(x) with a variable, such as u: \(6u^2\) + 6u + 1 = 0.
3. Solve this quadratic equation for u. You can use the quadratic formula or factorization methods to find the values of u. The solutions are u = (-3 ± √3) / 6.
4. Since sin(x) = u, substitute back the values of u into sin(x) to obtain the values for sin(x): sin(x) = (-3 ± √3) / 6.
5. To find the values of x, we can use the inverse sine function. Take the inverse sine of both sides: x = arcsin[(-3 ± √3) / 6].
6. The arcsin function has a range of [-π/2, π/2], so the values of x lie within that range. Use a calculator to find the approximate values of x based on the values obtained in step 5.
7. Plot the obtained x-values on the graph to show the solutions of the equation \(6sin^2(x)\) + 6sin(x) + 1 = 0. The graph will illustrate the points where the curve intersects the x-axis.
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