Triangle LMN is similar to triangle FGH and LNFH=74.
What is the ratio of the area of triangle LMN to the area of triangle FGH? (15 points)
Responses:
49/16
49/4
7/11
7/4
Answer: 49/16
Step-by-step explanation:
I took the test and got it correct.
The ratio of the area of triangle LMN to the area of triangle FGH is 49/16
What is the ratio of the area of triangle LMN to the area of triangle FGH?From the question, we have the following parameters that can be used in our computation:
Similarity ratio = 7:4
Express the ratio as fraction
So, we have the following representation
Similarity ratio = 7/4
Square the ration
Square = 49/16
Hence, the area ratio is 49/16
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find m<3 if m<3 = (5x+12) m<1 = (6x-8)
The value of m<3 is 112.
The value of m<3 given that m<3 = (5x+12) and m<1 = (6x-8), we need to compare the expressions and identify any relationships or conditions that allow us to determine the value.
Given that m<3 = (5x+12) and m<1 = (6x-8), we can set these two expressions equal to each other and solve for x:
5x + 12 = 6x - 8
To isolate the variable x, we can subtract 5x from both sides of the equation:
12 = x - 8
Next, we can add 8 to both sides of the equation:
20 = x
We have determined that x = 20.
Now, we can substitute this value back into the expression for m<3 to find its value:
m<3 = 5x + 12
m<3 = 5(20) + 12
m<3 = 100 + 12
m<3 = 112
By solving the equation and substituting the found value of x into the expression for m<3, we have determined that m<3 = 112.
It is essential to carefully compare and manipulate the given expressions to derive the solution.
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What is Trigonometry
hey!!!
Here's your answer;
The word trigonometry is derived from two Greek words trigon and metron. Trigono means triangle and metron means measurement. Therefore in literal terms trigonometry is the measurement of the angles of a triangle. The application of trigonometry is very vast.It is used in measuring eight and distance, surveys,Map making, astronomy, engineering etc.
The longest side,which is the opposite side of right angle is the hypotenuse.There are two other side's,the opposite and the adjacent.The naming of these sides depends upon which angle is involved.The opposite is the side opposite the angle involved and it is called the perpendicular.
The adjacent is the side next to the angle involved(but not the hypotenuse) and it is called base.
Hope it helps.......Find the difference between the actual quotient and the estimated quotient of 54,114÷29 . (Dividend is rounded off to nearest thousand and divisor to nearest ten)
The difference between the actual quotient and the estimated quotient of 54,114 ÷ 29 is approximately 66.3448275862068965517241379.
To find the difference between the actual quotient and the estimated quotient of 54,114 ÷ 29, we need to first calculate the actual quotient and then the estimated quotient.
Actual quotient:
Dividing 54,114 by 29, we get:
54,114 ÷ 29 = 1,866.3448275862068965517241379 (approximated to 28 decimal places)
Estimated quotient:
Rounding the dividend, 54,114, to the nearest thousand gives us 54,000. Rounding the divisor, 29, to the nearest ten gives us 30. Now, we can perform the division with the rounded values:
54,000 ÷ 30 = 1,800
Difference between actual and estimated quotient:
Actual quotient - Estimated quotient = 1,866.3448275862068965517241379 - 1,800 = 66.3448275862068965517241379
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A metalworker has a metal alloy that is 15% copper and another alloy that is 70% copper. How many kilograms of each alloy should the metalworker combine to create 80 kg of a
48% copper alloy?
The metalworker should use kilograms of the metal alloy that is 15% copper and kilograms of the metal alloy that is 70% copper
(Type whole numbers.)
Answer:
18 kg of 15% copper alloy
62 kg of 70% copper alloy
Step-by-step explanation:
Step 1: Calculate the total amount of copper present in 80 kg of 48% copper alloy
Total Copper = 80 x 0.48 = 38.4 kg
Step 2: Calculate the amount of 15% copper alloy required
15% Copper Alloy = 38.4 / 0.15 = 256 kg
Step 3: Calculate the amount of 70% copper alloy required
70% Copper Alloy = (80 - 256) = -176 kg
Step 4: Since the amount of 70% copper alloy required is negative, the metalworker should use 256 kg of the 15% copper alloy and 0 kg of the 70% copper alloy to create 80 kg of 48% copper alloy.
The population of a city decreases by 4% per year. If this year's population is 171,000, what will next year's population be, to the nearest individual?
Is ∆ ADB ≅ ∆ ADC give reasons?
∆ADB is congruent to ∆ADC . Because,
{ If any two sides and angle included between the sides of one triangle = The corresponding two sides and the angle between the sides of the second triangle, then the two triangles are said to be congruent by SAS rule. }
What is a right-angle triangle?
It is a triangle in which one of the angles is 90 degrees and the other two are sharp angles. The sides of a right-angled triangle are known as the hypotenuse, perpendicular, and base.
BD = DC = 3cm.
AD ⟂ BC .
So,
in ∆ADB and ∆ADC, we have,
→ AD = AD (common)
→ ∠ADB = ∠ADC (AD ⟂ BC so, 90°)
→ DB = DC (given both 3cm.)
Thus,
→ ∆ADB ~ ∆ADC (By SAS) { If any two sides and angle included between the sides of one triangle = The corresponding two sides and the angle between the sides of the second triangle, then the two triangles are said to be congruent by SAS rule. }
Hence, ∆ADB is congruent to ∆ADC .
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Evaluate the expression for x = 5, y = 3, and z = 14.
5x−6y+20z4yz
Answer:
5(5)-6(3)+20(14)4(3)(14)
25-18+47040
7+47040= 47047
Answer:
4
Step-by-step explanation:
because on my k12 school say so so ya
Which function has a greater maximum?
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2
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4
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2
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1
f(x)=−2(x+4)
2
+1f, left parenthesis, x, right parenthesis, equals, minus, 2, left parenthesis, x, plus, 4, right parenthesis, squared, plus, 1
A coordinate plane. The x- and y-axes both scale by one. The graph is the function y equals g of x which is a parabola that opens down. The function increases through negative four, negative five and negative three, negative two. It has a maximum at negative two, one, then the function decreases through negative one, negative two and zero, negative five.
The function f(x) = \(-2(x+4)^2\) + 1 has a greater maximum.
1. The given function is f(x) = \(-2(x+4)^2\) + 1.
2. To find the maximum of the function, we need to determine the vertex of the parabola.
3. The vertex form of a quadratic function is given by f(x) = \(a(x-h)^2\) + k, where (h, k) represents the vertex.
4. Comparing the given function to the vertex form, we see that a = -2, h = -4, and k = 1.
5. The x-coordinate of the vertex is given by h = -4.
6. To find the y-coordinate of the vertex, substitute the x-coordinate into the function: f(-4) = \(-2(-4+4)^2\) + 1 = \(-2(0)^2\) + 1 = 1.
7. Therefore, the vertex of the function is (-4, 1), which represents the maximum point.
8. Comparing this maximum point to the information provided about the other function g(x) on the coordinate plane, we can conclude that the maximum of f(x) = \(-2(x+4)^2\) + 1 is greater than the maximum of g(x).
9. The given information about g(x) is not sufficient to determine its maximum value or specific equation, so a direct comparison is not possible.
10. Hence, the function f(x) =\(-2(x+4)^2\) + 1 has a greater maximum.
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Pls help me !!!!!!!!!
Answer:
Option 1. The mean Arm Span for class A is much lower than Class B's.
Step-by-step explanation:
I hope you will be able to understand from this pic. Actually It's called Stem and Leaf Display.
What 3-digit number am I if the digit in my tens place is five more than the digit in my ones place and the digit in my tens place is twice the digit in my hundreds place?
Look at the number line below.
Which expression represents the distance between T and U on the number line?
*please I need help!*
A). |-2+ -5|
B). |-2 - -5|
C). -5 - -2
D). |-2|+|-5|
B. is the ans hope you get a hundred
Jackie used a photocopier to reduce an image that was 4 inches wide and 6 inches long. If the reduced image was 4 inches long, how wide was the reduced image
The width of the image which was photocopied by Jackie and has an initial length of 6 inches and width of 4 inches is 6 inches.
What is Area?An area is a unit of measurement used to describe the size of a region on a planar or curved surface. While a plane region or area refers to the area of a shape or planar lamina, a surface region or plane area refers to the area of an open surface or the boundary of a three-dimensional object.
Given:
The initial length of the image, l = 6 inches,
The initial width of the image, w = 4 inches,
The reduced length of the image, L = 4 inches,
The area of the initial image = The area of the reduced image,
l × w = L × W
Here W is the reduced width.
Substitute the values,
6 × 4 = 4 × W
W = 6 inches,
Therefore, the width of the image which was photocopied by Jackie and has an initial length of 6 inches and width of 4 inches is 6 inches.
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If it were physically possible, how many folds would it take to make the paper as tall as you are? (1 in.=2.54 cm)
If the paper is a bond paper, then we need between an amount of 16750 and 22334 folds for a height of 67 inches.
How many folds of paper are necessary to reach the height of a student?
In this problem we need to determine that number of elements in a paper whose folds creates a height to the height of the person. We assume that paper is a bond papel, whose thickness is 0.003 to 0.004 inches. The number of folds is equal to the height of the student in inches divided by the thickness, also in inches.
Let suppose that the height of the student is 67 inches (approx. 170 cm), then the number of papers in a batch with same height is:
n = 67 in / 0.003 in
n = 22334
n = 67 in / 0.004 in
n = 16750
If the paper is a bond paper, then we need between an amount of 16750 and 22334 folds for a height of 67 inches.
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If 20% of a number is 72 and 50% of the same number is 180, find 30% of that number.
Answer:
.20x = 72, so x = 360
.30(360) = 108
Store Trash manufactures trash cans that are open at the top and do not have lids. The company’s engineers are designing a trash can that has a total volume of 7.85/cubedft. They are deciding between a rectangular prism-shaped trash can with base dimensions of 1.5 ft X 2.0 ft and a cylindrical trash can with a base area of 3.14/squaredft. The material used to manufacture the trash cans costs $3.60 per square foot. Which trash can design will cost the company less to manufacture and by approximately how much?
a) cylindrical trash can by $2.47.
b) cylindrical trash can by $8.89.
c)rectangular prism trash can by $0.50.
d) rectangular prism trash can by $3.96.
How to solve adjacent angles?
Answer:
D
Step-by-step explanation:
1 + 4x and 57° are corresponding angles and are congruent , so
1 + 4x = 57 ( subtract 1 from both sides )
4x = 56 ( divide both sides by 4 )
x = 14
What is -20/2(7 2/3)
The simplified form of -20/2(7 2/3) is -230/3.
To solve the expression -20/2(7 2/3), we need to follow the order of operations, which states that we should perform the operations inside parentheses first, then any multiplication or division from left to right, and finally any addition or subtraction from left to right.
First, let's convert the mixed number 7 2/3 to an improper fraction.
7 2/3 = (7 * 3 + 2) / 3 = 23/3
Now, let's substitute the value back into the expression:
-20/2 * (23/3)
Next, we simplify the multiplication:
-10 * (23/3)
To multiply a fraction by a whole number, we multiply the numerator by the whole number:
-10 * 23 / 3
Now, we perform the multiplication:
-230 / 3
Therefore, the simplified form of -20/2(7 2/3) is -230/3.
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How can u do the 5th problem
Answer:
3/4 of 5. It equals 3 3/4.
Step-by-step explanation:
The question asks for 3/4 of 5 cups of milk.
5 is 2% of what number?
Answer:
0.1 or 10
Step-by-step explanation:
set it up and it’s easy 5 times 2 divided by 100
Answer:
5 is 2% of 250
The coordinates of parallelogram UVWZ are U(a, 0), W(c − a, b), and Z(c, 0). Find the coordinates of V without using any new variables.
(a, b)
(b, 0)
(c, b)
(0, b)
Answer:
C
Step-by-step explanation:
Your welcome! :) Good luck!
El mayor es Novecientos mil cuatrocientos ochenta y nueve , y cuarenta mil dos
El número "Novecientos mil cuatrocientos ochenta y nueve" se representa como 900,489 en notación numérica.
Por otro lado, el número "cuarenta mil dos" se representa como 40,002.
Si estamos buscando determinar cuál de estos dos números es mayor, podemos comparar las cifras en cada posición.
Comenzando desde la izquierda, el primer dígito de 900,489 es 9, mientras que el primer dígito de 40,002 es 4.
Dado que 9 es mayor que 4, podemos concluir que 900,489 es mayor que 40,002.
En general, al comparar números, se debe observar cada posición en orden de mayor a menor importancia.
Esto significa que el primer dígito a la izquierda es el más significativo y tiene más peso en el valor total del número.
Si los dígitos en la posición más significativa son iguales, se debe pasar a la siguiente posición hasta que se encuentre una diferencia.
En este caso, dado que el primer dígito de 900,489 es mayor que el primer dígito de 40,002, no es necesario comparar los dígitos en posiciones posteriores.
Por lo tanto, podemos concluir que el número "Novecientos mil cuatrocientos ochenta y nueve" (900,489) es mayor que "cuarenta mil dos" (40,002).
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I WILL GIVE YOU BRAINLIEST JUST HELP ME PLEASE!!!!!
Answer:
B. The graph of K has a greater y-intercept
D. The graph of J has a greater slope.
Step-by-step explanation:
Given a table for function J and an equation for function K, you want to know which has the greater slope, and which has the greater y-intercept.
Y-interceptThe y-intercept is the value of the function when x=0. We see from the table that y=2 corresponds to x=0 for function J.
We see from the equation for function K that the constant is 8. This is the value of y when x=0.
Function K has the greater y-intercept (8 vs. 2).
SlopeThe slope is the change in y-value when x increases by 1 unit. We see from the table that y=7 when x=1, so the change in y from x=0 to x=1 is 7-2 = 5. The slope of function J is 5.
The equation for function K has an x-coefficient of 3. This means a change in x of 1 unit will result in a change in y of 3 units. The slope of function K is 3.
Function J has the greater slope (5 vs. 3).
Additional comment
Both functions are graphed in the attachment. The y-intercepts have their points labeled. The graph with the steeper slope is the blue line, function J.
what is the value of a for the equation -8a+32=72
Explanation
\(-8a+32=72\)to find a , we need to isolate it
Step 1
subtract 32 in both sides
\(\begin{gathered} -8a+32=72 \\ -8a+32-32=72-32 \\ -8a=40 \end{gathered}\)Step 2
divide both sides by -8
\(\begin{gathered} -8a=40 \\ \frac{-8a}{-8}=\frac{40}{-8} \\ a=-5 \end{gathered}\)I hope this helps you
SSTR = 6,750 H0: μ1=μ2=μ3=μ4
SSE = 8,000 Ha: at least one mean is different
nT = 20
Refer to Exhibit 10-16. The mean square between treatments (MSTR) equals
a. 400
b. 500
c. 1,687.5
d. 2,250
Answer:
\(SS_{total}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x)^2 \)
\(SS_{between=Treatment}=SS_{model}=\sum_{j=1}^p n_j (\bar x_{j}-\bar x)^2 =6750\)
\(SS_{within}=SS_{error}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x_j)^2 =8000\)
And we have this property
\(SST=SS_{between}+SS_{within}=6750+8000=14750\)
The degrees of freedom for the numerator on this case is given by \(df_{num}=k-1=4-1=3\) where k =4 represent the number of groups.
The degrees of freedom for the denominator on this case is given by \(df_{den}=df_{between}=N-K=20-4=16\).
And the total degrees of freedom would be \(df=N-1=20 -1 =19\)
We can find the \(MSTR=\frac{6750}{3}=2250\)
And \(MSE=\frac{8000}{16}=500\)
And the best answer would be:
d. 2,250
Step-by-step explanation:
We want to test the following null hypothesis:
\( H0: \mu_1 =\mu_2 =\mu_3 =\mu_4\)
If we assume that we have \(4\) groups and on each group from \(j=1,\dots,k\) we have \(k\) individuals on each group we can define the following formulas of variation:
\(SS_{total}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x)^2 \)
\(SS_{between=Treatment}=SS_{model}=\sum_{j=1}^p n_j (\bar x_{j}-\bar x)^2 =6750\)
\(SS_{within}=SS_{error}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x_j)^2 =8000\)
And we have this property
\(SST=SS_{between}+SS_{within}=6750+8000=14750\)
The degrees of freedom for the numerator on this case is given by \(df_{num}=k-1=4-1=3\) where k =4 represent the number of groups.
The degrees of freedom for the denominator on this case is given by \(df_{den}=df_{between}=N-K=20-4=16\).
And the total degrees of freedom would be \(df=N-1=20 -1 =19\)
We can find the \(MSTR=\frac{6750}{3}=2250\)
And \(MSE=\frac{8000}{16}=500\)
And the best answer would be:
d. 2,250
The tape diagram represents the ratio of your monthly allowance to your friend's monthly allowance. The monthly allowances total $90. How much is each allowance?
you [][][][][]
friend[][][][]
Your monthly allowance and your friend's monthly allowance is $50 and $40 respectively.
From the given tape diagram, the ratio of your monthly allowance to your friend's monthly allowance is 5:4.
What is the ratio?The ratio is defined as the comparison of two quantities of the same units that indicates how much of one quantity is present in the other quantity.
Here, 5+4=9
Now, your monthly allowance = 5/9 × 90
= 50
So, your friend's monthly allowance = 90-50 = 40
Therefore, your monthly allowance and your friend's monthly allowance is $50 and $40 respectively.
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How do I subtract fractions? Please explain step by step to get marked!
Answer:
Explained below :)
(I tried my best, sorry if it doesn't make sense.)
Step-by-step explanation:
Example: 1/4 - 1/8= ?
1: Find the common denominator (bottom number)
2: If the common denominator is 8 then you multiply 1/4 by 2/2 to get the denominator of 8. If you needed then you can multiply the other fraction to get the same denominator.
3: Once you get multiply that then you get 2/8 -1/8.
4: Subtract the numerator (top number) 1
5: Keep the numerator (8)
6: Your answer would be 1/8
A project manager is calculating work forecasts. The manager's team completed of a job in 16 days. At this rate, the
manager says that the team completed of the project each day.
What was the manager's error?
O The manager is correct. There was no error.
O The manager divided by 16 instead of dividing
by 16.
O The manager divided 16 by
instead of dividing
by 16.
O The manager divided 16 by
instead of multiplying 16 by
O The manager divided by 16 instead of multiplying 16 by
The error that the manager made was that B. The manager divided 5/4 by 16 instead of dividing 4/5 by 16.
How to calculate the value?The information illustrates that the project manager is calculating work forecasts and he manager's team completed 4/5 of a job in 16 days.
Therefore, the amount that was done each day will be:
= 4/5 ÷ 16
= 4/5 × 1/16
= 4/80
= 1/20
Therefore, the error that the manager made was that the manager divided 5/4 by 16 instead of dividing 4/5 by 16. This was the reason that he got 5/64.
Therefore, the correct option is B.
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Roger and Rita each drive at a constant speed between Phoenix and San Diego. Each driver’s distance for the same section of the trip is displayed below.
Who had a head start, and how many miles was the head start?
Rita had a 28-mile head start.
Roger had a 26-mile head start.
Roger had a 25-mile head start.
Rita had a 22-mile head start.
QUESTION ON PIC BRAINLIEST THANK YOU!
Answer:
1, 3, 9, 27
Step-by-step explanation:
1 times 27 = 27
3 times 9 = 27
9 times 3 = 27
27 times 1 = 27
hope this helps!!!
Answer:
1, 3, 9, 27
Step-by-step explanation:
27 = 3³
The factors of 27 are:
1, 3, 9, 27