For, the given triangle, the measure for m∠3 is obtained to be 152°.
What are triangles?
Triangles are a particular sort of polygon in geometry that have three sides and three vertices. Three straight sides make up the two-dimensional figure shown here. An example of a 3-sided polygon is a triangle. The total of a triangle's three angles equals 180 degrees. One plane completely encloses the triangle.
Let the third interior angle be ∠4 in the triangle.
In a triangle, the sum of the interior angles is 180 degrees.
Therefore, we can write -
m∠1 + m∠2 + m∠4 = 180°
Substituting the given expressions for m∠1 and m∠2, we get -
(5x + 4) + (6x - 6) + m∠4 = 180°
Combining like terms, we get -
11x - 2 + m∠4 = 180°
Adding 2 to both sides, we get -
11x + m∠4 = 182°
m∠4 = -11x + 182°
Now the angles ∠3 and ∠4 form a supplementary angle so we have -
m∠3 + m∠4 = 180°
Substituting the given expressions for m∠3 and m∠4, we get -
(10x + 12) + (-11x + 182) = 180°
Combining like terms, we get -
-1x + 194 = 180°
Subtracting 194 from both sides, we get -
-1x = -14
Dividing both sides by -1, we get -
x = 14
Now we can substitute x = 14 into the expression for m∠3 -
m∠3 = 10x + 12
m∠3 = 10(14) + 12
m∠3 = 152°
Therefore, measure for ∠3 is 152 degrees.
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pls i need this ASAP for a graded homework ill brainliest
Answer:
A) 7.5 feet, B) 6 feet, C)8.25 feet, D)4.875, E)15 feet, F)12.5 feet
Step-by-step explanation:
per inch, multiply by 1.5
Answer:
15
12
16.5
9.75
30
25
Step-by-step explanation:
The scale on a set of architectural drawings for a house is 1/2 inch = 1.5 feet. Find the length of each part of the house.
In my opinion, the easiest way to do this is to find how many feet equals 1 inch so that it is easier to multiply.
Multiply both sides of 1/2 inch = 1.5 feet to get
1 inch = 3 feet.
If every inch in the drawing equals 3 feet, then we can write this equation:
If s inches = 3s feet
We can use this a substitute the values given.
Now, let's dive into the problem.
1. Living room:
in this part, s=5, so 3s feet = 3 * 5 = 15 feet
2. Dining room:
s = 4, so 3s feet = 3 * 4 = 12 feet
3. Kitchen:
s = 5.5, so 3s feet = 3 * 5.5 = 16.5 feet
4. Laundry room:
s = 3.25, so 3s feet = 3 * 3.25 = 9.75 feet
5. Basement:
s = 10, so 3s feet = 3 * 10 = 30 feet
6. Garage
s = 8 + 1/3, so 3s feet = 3 * 8 1/3 = 25 feet
I hope this helps! Feel free to ask any questions!
Paige has 1 ½ feet of rope for a project. She only needs 2/3 of it. How much rope does she need?
Answer:
1 foot
Step-by-step explanation:
1 1/2 = 3/2
2/3*3/2 = 1
Answer:
1 foot of rope.
Step-by-step explanation:
For this problem, we need to find 2/3 of 1 ½. 1 ½ equals 3/2. Since the word "of" means multiply, we multiply 3/2 by 2/3. When we do this, we get 1. This means Paige needs 1 foot of rope. I hope this helps!
True or False. A confidence interval for proportions is used to estimate the population proportion not the sample proportion True False
The statement A confidence interval for proportions is used to estimate the population proportion not the sample proportion is true.
A confidence interval for proportions is a statistical tool used to estimate the range of values within which the population proportion is likely to lie. It is calculated based on the sample proportion, sample size, and a specified level of confidence.
The sample proportion is only used as a point estimate of the population proportion, but the confidence interval takes into account the variability of the sample proportion and provides a range of values that are likely to include the population proportion with a certain level of confidence.
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In math, what does ab, a(b+c), and (a+b) (c+d) mean?
Answer:
ab means a multiplied by b, a(b+c) means add b and c together, then multiply by a, and (a+b)(c+d) means first add a and b
Step-by-step explanation:
ab means product, a(b+c) means product of a and sum of b & c and (a+b)(c+d) product of sum of a & b and c & d.
The result of multiplying two or more numbers together is the sum. The product of two or more numbers is what results from multiplication.
In mathematics, "ab" typically represents the product of two numbers, a and b.
"a(b+c)" represents the product of a and the sum of b and c, where a, b, and c are numbers.
"(a+b) (c+d)" represents the product of the sums of a and b and the sums of c and d.
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Why do the pole and zero of a first order all pass filter's transfer function representation on the s-plane have to be at locations the Symmetrical with respect to jW axis? Explain.
In a first-order all-pass filter, the transfer function in the Laplace domain can be represented as H(s) = (s - z) / (s - p), where 'z' represents the zero and 'p' represents the pole of the filter. To understand why the pole and zero locations must be symmetrical with respect to the jω axis (imaginary axis), let's examine the filter's frequency response.
When analyzing a filter's frequency response, we substitute s with jω, where ω represents the angular frequency. Substituting into the transfer function, we get H(jω) = (jω - z) / (jω - p). Now, consider the magnitude of the transfer function |H(jω)|.
If the zero and pole are not symmetric with respect to the jω axis, then their distances from the axis would differ. As a result, the magnitudes of the numerator and denominator in the transfer function would not be equal for any given ω. Consequently, the magnitude response of the filter would be frequency-dependent, introducing gain or attenuation to the signal.
To maintain the all-pass characteristic, which implies that the filter only introduces phase shift without changing the magnitude of the input signal, the pole and zero must be symmetrically positioned with respect to the jω axis. This symmetry ensures that the magnitude response is constant for all frequencies, guaranteeing an unchanged magnitude but only a phase shift in the output signal, fulfilling the all-pass filter's purpose.
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7+6-9(-2)+(-3) simplify step by step plzzzx
=13+18-3
=31-3
=28
the answer is 28
Answer:
28
Step-by-step explanation:
According to Order of Operations rules, we must multiply here before adding or subtracting.
In 7 +6 - 9(-2) + (-3) the very first thing we must do is to evaluate the product -9(-2). This comes out to 18, so now we have:
7+6 + 18 +(-3).
Next, remove the remaining parentheses, obtaining:
7 + 6 + 18 - 3, or
13 + 15 = 28
What is the radius of a hemisphere with a volume of
885
in
3
,
885 in
3
, to the nearest tenth of an inch?
The radius of the hemisphere is approximately 5.7 inches.
The volume of a hemisphere is given by the formula:
V = (2/3)πr³
V is the volume of the hemisphere and r is the radius.
We are given the volume of the hemisphere as 885 in³.
Solving for r we get:
r = \([(3V)/(2\pi)]^{(1/3)\)
Substituting V = 885 in³, we get:
r = \([(3 \times 885)/(2\pi)]^{(1/3)\)
≈ 5.7 inches (rounded to the nearest tenth)
The radius of the hemisphere is approximately 5.7 inches.
The formula: gives the volume of a hemisphere.
V = (2/3)πr³
r is the radius and V is the hemisphere's volume.
The hemisphere's size is specified as 885 in3.
When we solve for r we get:
r = \([(3V)/(2\pi)]^{(1/3)\)
With V = 885 in3 we obtain:
r = [(3 x 885)/(2π)](Rounded to the nearest tenth) (1/3) 5.7 inches
As a result the hemisphere's radius is around 5.7 inches.
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You are running a concession stand at a basketball game. You are selling hot dogs and sodas. Each hot dog costs $1.50 and each soda costs $0.50. At the end of the night, you made a total of $104.50. You sold a total of 113 hot dogs and sodas combined. You must report the number of hot dogs sold and the number of sodas sold. How many hot dogs were sold and how many sodas were sold?
Answer:
35 hotdogs and 52 sodas sold.
Step-by-step explanation:
x = the number of hotdogs sold, x>0
y = the number of sodas sold, y>0
At the end of the night you made a total of $78.50:
1.50x + 0.50y = 78.50
You sold a total of 87 hotdogs and sodas combined:
x + y = 87
We have the following system of equations:
1.50x + 0.50y = 78.50
x + y = 87
Find the volume of this triangular prism.
Answer:
v = 9x9x0.5x5 = 202.5 ft^3
Step-by-step explanation:
Please please pretty please answer this :)
Answer:
The question ain't clear
Write the equation for the inverse of
Y= 4 Arccot (3x/4 - 2/3)
Answer: f(y) = (Cot(y) + 2/3)*(4/3)
Step-by-step explanation:
We have the function:
y = Arccot( 3*x/4 - 2/3)
And we want to find the inverse, then we must isolate x in the right side.
Applying cot( ) to both sides, we get
Cot( y) = Cot(Arccot( 3*x/4 - 2/3)) = 3*x/4 - 2/3
Cot(y) = 3*x/4 - 2/3
Cot(y) + 2/3 = 3*x/4
(Cot(y) + 2/3)*(4/3) = x
Then the inverse function is:
f(y) = (Cot(y) + 2/3)*(4/3)
Simplify (3x³)(4x⁴).
A. 7x⁷
B. 12x⁷
C. 7x¹²
D. 12x¹²
Answer:
12x⁷
Step-by-step explanation:
(3x³)(4x⁴)
(3 times 4)x³+⁴
12x⁷
help me will give brainleist
Answer:
Easy.......................B.
Step-by-step explanation:
I think that it is B
What D
Evaluate each expression for the giver
3x² when x is 10
Answer:
3x²
= 3(10)²
= 3(100)
= 300
Step-by-step explanation:
heart and star pls <3 brainliest will be appreciated <3(っ◔◡◔)っ -{ elyna s }-Help please help please
Answer:
just use algebraic expression
PLZ HELP
The cruising speed of the bullet train will be no less than 150 miles per hour.
Use s to represent the train's cruising speed (in miles per hour).
AND
To ride a roller coaster, a visitor must be at least 52 inches tall.
Use h to represent the height (in inches) of a visitor able to ride.
Answer:
s >= 150 and h>= 52
Step-by-step explanation:
1. 129 mph < S mph
2. h > 50 inches
is 3 + x + x^2 = 0 linear or non linear
Answer:
Step-by-step explanation:
linear eq. is of first degree.
x²+x+3=0
it is of degree 2 so it is non linear.
531
x 47
Long multiplication :) please help
Can somebody help me with this. Will Mark brainliest.
Answer:
choice 4
Step-by-step explanation:
Which equation demonstrates the multiplicative identity property? (negative 3 + 5 i) + 0 = negative 3 + 5 i (negative 3 + 5 i ) (1) = negative 3 + 5 i (negative 3 + 5 i) (negative 3 + 5 i) = negative 16 minus 30 i (negative 3 + 5 i) (3 minus 5 i) = 16 + 30 i
Answer:
(-3 + 5 i) (1) = (-3 + 5 i)
Step-by-step explanation:
The multiplicative identity property says you can multiply anything by 1 without changing its value. That is demonstrated by the equation above.
Answer:
EDGE2020 is B
Can you pls solve this
A rectangle has an area of 72 square units. The width of the rectangle is 9 units. The length of the rectangle is 2x + 4.
What is the rectangle's length?
A. 6
B. 7
C. 8
D. 9
Answer:
8
Step-by-step explanation:
If you plug in the answers it will give you 9x6= 54 which is wrong and 9x7=63 and 9x9=81 but 9x8=72.
Answer:
C length = 8
Step-by-step explanation:
Area of Rectangle = lw
A = lw Substitute l = (2x + 4) ; w = 9
72 = (2x + 4)9
72 = 18x + 36
36 = -36
36 = 18x
36/18 = x
2 = x
Substitute into l = 2x + 4 ; l = 2(2) + 4; l = 4 + 4 ; l = 8
Kelsey knit a total of 6 centimeters of scarf over 2 nights. After 4 nights of knitting, how many centimeters of scarf will Kelsey have knit in total? Assume the relationship is directly proportional.
Answer:
\(12\) cm
Step-by-step explanation:
If Kelsey knit a total of \(6\) cm of scarf over \(2\) nights, then we know that she can knit \(\frac{6}{2}=3\) cm each night. Therefore, after \(4\) nights of knitting, Kelsey would have knit a total of \(3*4=12\) cm of scarf in total. Hope this helps!
Suppose that, in an alternate universe, the possible values of m
l
are the integer values including 0 ranging from −l−1 to l+1 (instead of simply −l to +l ). How many orbitals would exist in each of the following subshells? A. p subshell B. d subshell Which atomic orbitals have values of n=3 and I=1 ?
A. In the alternate universe, the p subshell would have 5 orbitals.
B. In the alternate universe, the d subshell would have 10 orbitals.
In the alternate universe where the possible values of mℓ range from -l-1 to l+1, the number of orbitals in each subshell can be determined.
A. For the p subshell, the value of l is 1. Therefore, the range of mℓ would be -1, 0, and 1. Including the additional values of -2 and 2 from the alternate universe, the total number of orbitals in the p subshell would be 5 (mℓ = -2, -1, 0, 1, 2).
B. For the d subshell, the value of l is 2. In the conventional universe, the range of mℓ would be -2, -1, 0, 1, and 2, resulting in 5 orbitals. However, in the alternate universe, the range would extend to -3 and 3. Including these additional values, the total number of orbitals in the d subshell would be 10 (mℓ = -3, -2, -1, 0, 1, 2, 3).
Therefore, in the alternate universe, the p subshell would have 5 orbitals, and the d subshell would have 10 orbitals.
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please help me! geometry help needed.
Answer: Choice D
181 grams
======================================================
Explanation:
First we need to find the volume of the tennis ball
Since the diameter is d = 6 cm, it divides in half to a radius of r = 3 cm.
\(V = \text{volume of a sphere}\\\\V = \frac{4}{3}\pi*r^3\\\\V \approx \frac{4}{3}*3.14*3^3\\\\V \approx 113.04 \ \text{ cm}^3\\\\\)
This leads to
\(\text{density} = \frac{\text{mass}}{\text{volume}}\\\\D = \frac{M}{V}\\\\M = D*V\\\\M \approx 1.6*113.04\\\\M \approx 180.864\\\\M \approx 181 \text{ grams}\\\\\)
Find the solution(s) to (x- 3) = 49. Check all that apply.
OA X=-10
B. Xx=-4
C. x-7
OD. X=-7
OE. X= 10
Answer:
B.x= -4 and E. x= 10 are the answers
Two students Waut to determine the heights of two buildings They stand 01 the roof of' the shorter building: The students use a clinometer to measure the angle of elevation of the top of the taller building: The angle is 440 From the same position; the students measure the angle of depression of the base of the taller building: The angle is 530 The students then mersurO the horizontal dlistance between the two buildiugs: The distance is 18.0 m_ How tall is each building?
The height of the shorter building is approximately 5.54 meters, and the height of the taller building is approximately 11.22 meters.
Let's denote the height of the shorter building as "h1" and the height of the taller building as "h2". We can then use trigonometry to set up two equations using the information given in the problem:
Firstly, from the angle of depression, we can see that the angle between the horizontal and the line from the top of the shorter building to the base of the taller building is 53 degrees. This means that the angle between the line from the top of the shorter building to the top of the taller building and the horizontal is (90 - 53) = 37 degrees.
Secondly, we can use the tangent function to relate the heights of the two buildings to the angle of elevation and the horizontal distance between them. Specifically, we have
tan(44) = (h2 - h1) / 18.0
And we can rearrange this equation to get
h2 - h1 = 18.0 × tan(44)
Now, using the fact that the angle between the line from the top of the shorter building to the top of the taller building and the horizontal is 37 degrees, we can use the tangent function again to relate the heights of the two buildings to the angle of depression and the horizontal distance between them. Specifically, we have
tan(37) = h2 / 18.0
And we can rearrange this equation to get
h2 = 18.0 × tan(37)
Now we can substitute this expression for h2 into the previous equation to get
h1 = h2 - 18.0 × tan(44)
= 18.0 × tan(37) - 18.0 × tan(44)
Plugging this into a calculator, we get
h1 ≈ 5.54 m
h2 ≈ 11.22 m
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(a) for what values of x is [infinity] xn n! n = 0 convergent?
The series [infinity] xn n! n = 0 converges for all real values of x.
The given series [infinity] xn n! n = 0 is a power series with terms xn n! n. To determine the values of x for which the series converges, we can use the ratio test.
The ratio test states that if the limit of the absolute value of the ratio of consecutive terms is less than 1, then the series converges. Let's apply the ratio test to the given series:
lim┬(n→∞)〖|(x(n+1)(n+1)!)/(xn n!)|〗
Simplifying the expression:
lim┬(n→∞)〖|(x(n+1))/(xn)| * 1/(n+1)|〗
As n approaches infinity, the ratio x(n+1)/xn approaches x/x = 1. Additionally, the term 1/(n+1) approaches 0. Therefore, the limit simplifies to:
lim┬(n→∞)〖|1 * 0| = 0|〗
Since the limit is less than 1, the ratio test confirms that the given series converges for all real values of x.
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In a social group, 62 members enjoy dancing and 28 members enjoy hiking. If each of the 75 members in the group enjoys dancing or hiking, how many members enjoy both dancing and hiking?
Answer: 162
Step-by-step explanation:
so you will have to do 62+28+75=162
15 member enjoy both dancing and hiking.
What is Conditional Probability?The likelihood of the preceding event is multiplied by the probability of the subsequent, or conditional, occurrence to determine the conditional probability. Conditional probability examines the likelihood that one event will occur given the likelihood that a related event will occur beforehand.
We have,
Member enjoy dancing, n(D) = 62
Member enjoy hiking, n(H) = 28
Member enjoy dancing or hiking, n(D ∪ H) = 62
Using Conditional probability
n (D ∪ H) = n(D) + n(H) - n (D ∩ H)
75 = 62 + 28 - n (D ∩ H)
75 - 90 = - n (D ∩ H)
n (D ∩ H) = 15
Thus, 15 member enjoy both dancing and hiking.
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I need help solving this I thought it was 7 but I’m not too sure now
We are given a triangle such that two line segments are drawn as medians:
\(MX\text{ and YL are median lines}\)A meadian line has three points that are off importance as follows:
\(\begin{gathered} \text{Strats from one of the vertex of a triangle} \\ \text{Passes through the centroid of the triangle} \\ Bi\sec ts\text{ the opposite side of the triangle} \end{gathered}\)Hence, using the above information we can extract that:
\(\begin{gathered} Y\text{ is the mid-point of MK} \\ X\text{ is the mid-point of KL} \\ \text{\textcolor{#FF7968}{AND}} \\ A\text{ is the centroid of the entire triangle} \end{gathered}\)We can also use the properties of median length that states:
\(\begin{gathered} \text{Length from vertex to centroid : Centroid to bisection point of opposite side} \\ \end{gathered}\)The ratio of the above two lengths for any median line of a triangle remains true for:
\(2\text{ : 1}\)This means that the line segment from centroid to bisection ( mid ) point of the opposite side is shorter than the preceeding length; hence, the ratio is ( 2 : 1 ).
We are given the length of the line segment MA the larger part of the median line:
\(MA\text{ = 14 units}\)We can use the property of ratio of lengths for the median lines and determine the length of the smaller part of the median line as follows:
\(\begin{gathered} \text{ 2 : 1} \\ MA\text{ : AX} \\ ======== \\ AX\text{ = }\frac{MA}{2} \\ \\ AX\text{ = }\frac{14}{2}\text{ = 7 units} \end{gathered}\)From the above property we determined the length of the shorter line segment. Now we have lengths for the both constituent line segments of median line ( MX ). We can simply sum the individual lengths as follows:
\(\begin{gathered} MX\text{ = AX + MA} \\ MX\text{ = 7 + 14} \\ \textcolor{#FF7968}{MX}\text{\textcolor{#FF7968}{ = 21 units}} \end{gathered}\)Hence, the answer is:
\(\textcolor{#FF7968}{MX}\text{\textcolor{#FF7968}{ = 21 }}\textcolor{#FF7968}{\ldots}\text{\textcolor{#FF7968}{ Option C}}\)