The value of x will make △ONM similar to △SRQ by the SAS similarity theorem is (2/5).
Let us consider the triangles △ONM and △SRQ. To prove their similarity, we need to show that they have two pairs of corresponding angles that are congruent and a proportional side length.
We can see that angle O is congruent to angle S because they are vertical angles. Angle N is congruent to angle R because they are alternate interior angles formed by parallel lines.
To find the proportional side length, we can use the fact that the corresponding sides of similar triangles are proportional. In this case, we can compare the sides ON and SR since they are corresponding sides. We can set up a proportion:
ON / SR = OM / RQ
Since we know that OM = 8 and RQ = 20, we can substitute those values into the proportion and simplify:
ON / SR = 8 / 20
ON / SR = 2 / 5
Now, we can solve for ON by multiplying both sides of the equation by SR:
ON = (2 / 5) x SR
Therefore, we can say that if we set x equal to 2/5 of the length of SR, then the triangles △ONM and △SRQ will be similar by the SAS similarity theorem.
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Complete Question:
What value of x will make △ONM similar to △SRQ by the SAS similarity theorem?
Find the value of x.
9.
10.
(3x)"
75°
11.
12.
x + 5
60°
21
4x + 1
30°
30
60°
60°
PLEASE HELP!!
There are 20 deer per 2 square miles In
Georgia. If Georgia is 59,425 sq. mlles, how many
total deer does Georgla have?
a. 594,250 deer
b. 5942 deer
C. 1485 deer
d. 321,425 deer
Answer:
594,250 (a)
Step-by-step explanation:
2 sq. miles = 20 deers
1 sq. mile = 20÷2 = 10
59,425 sq. miles = 59,425×10
= 594,250
There are 8 fish in a fish tank
2 drowned and three died, how many fish are left in the tank?
Answer: 8
Step-by-step explanation:
Fish cannot drown
Three died but they are still in the tank
Your friend estimates that a bookcase is 2 1/2 feet wide. The actual width is 2/3 foot longer. What is the width of the bookcase?
Olivia picked 256 strawberries from the orchards fields. she divided the strawberries evenly into 6 baskets. how many strawberries are in each basket? how many are left over?
Answer:
42 strawberries are in each basket. 4 strawberries are left over.
Step-by-step explanation:
To find out how many she put into each basket, you need to divide 256/6. Your answer should 42.6666667. Round down to 42.
To find out how many are left over, multiply 42 x 6. You need to do this to figure out how many strawberries total she used trying to put them evenly into the baskets. Your answer should be 252. Then, you subtract 256 - 252. You do this to find out how many are left over. Your answer is 4.
1). On a Friday night 18 pupils were in detention from a school of 800 pupils.
What percentage of the school were in detention that Friday night?
2). 360 buses run from a depot, but 72 are being repaired.
What percentage of the total are in service ?
3). One day 132 trains arrive at a railway station and 99 are on time. What percentage of them
are late ?
4). In an exam a pupil gets 54 out of 72 marks. What percentage of the exam does he get wrong?
5). A dentist looks at Jean's 32 teeth, 12 of them have fillings.
What percentage don't have fillings?
6).
Billy has 250 school meals in a year. He has chips for 195 meals.
What percentage of school meals does Billy not have chips?
Answer:
1. 18/800×100%
=2.25%
2. 288/360×100%
=80%
3. 33/132×100%
=25%
4. 18/72×100%
=25%
5. 20/32×100%
=62.5%
6. 55/250×100%
=22%
How many grams of water would require 4000 joules of heat to raise its temperature from
65°C to 100°C? The specific heat of water is 4.181?
Answer: 27.33 g water
Step-by-step explanation:
For this problem, we will need to use the equation for heat: q=mCΔT. Since we are given heat, change in temperature, and specific heat, all we have to do is plug them in to find grams.
4000J=m(4.181J/g°C)(100-65°C) [find change in temperature]
4000J=m(4.181J/g°C)(35°C) [divide both sides by specific heat and change in temperature]
m=27.33 g
in 1906, san franciso had an earthquake on a richter scale rating of 8.3 in 1989, san franciso had an earthquake measuring 7.1 on the richter scale. to the nearest tenth, how many more times intense was the 1906 earthquake?
The amount of seismic energy released increases by around 32 times for every whole-number increase in magnitude. In other words, a magnitude 7 earthquake is 32 times stronger than a magnitude 6 earthquake and produces 32 times more energy.
According to Jones, a magnitude 8 earthquake is 1,000 times more energetic than a magnitude 6, but it also spreads out and lasts longer.
In 1906 initially, it was estimated that the accident had claimed the lives of 700 individuals, but the actual death toll is now understood to have topped 3,000. Additionally, about 250,000 people were left homeless; those who survived tented in Golden Gate Park and the dunes west of the city or ran away to nearby cities. Within a short period of time, food and clothing relief shipments arrived in the city, while overseas donors from the Americas, Europe, Japan, and China sent numerous tens of millions of dollars in financial assistance. Despite receiving insurance money in the neighborhood of $300 million, the arduous job of rehabilitation was kept going by the bravery and perseverance of the locals.
A magnitude 6.9 earthquake that struck the San Francisco Bay Area on October 17, 1989, claimed 67 lives and left more than $5 billion in damages. The number of fatalities was very low despite the catastrophe being one of the most damaging and strong earthquakes to ever strike a populous area in the United States. Due to its location close to Loma Prieta Peak in the Santa Cruz Mountains, the event is also referred to as the San Francisco-Oakland earthquake and the Loma Prieta earthquake.
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solve this please and thank you
Lavinia is standing at point A(4,8, 2). This is the starting point of a mountain hike. The end of the hike is at point B(6, 12, 10). There is a rest stop half way between A and B.
1. Find the coordinates of the rest stop.
2. Find the total distance from A to B.
Answer:
Question 1: b) Find the total distance from A to B
Distance formula:
d=Square root of (x2-x1)^2+(y2-y1)^2+(z2-z1)^2
d=Square root of (6-4)^2+(12-8)^2+(10-2)^2
d= 9.165 = 9.17 units
Answer:
1 a
Use the midpoint formula:
m=x1+x2/2, y1+y2/2, z1+z2/2
m= 4+6/2 ,8+12/2, 2+10/2
m= (5 ,10, 6)
Step-by-step explanation:
what is the potential-energy function for f⃗ ? let u=0 when x=0 . express your answer in terms of α and x .
Potential energy can be defined as energy that is stored inside an object due to its position or configuration.The potential energy function for f⃗ is given by:-U = α (x^2 / 2)
Given a force vector f⃗ and its corresponding potential energy function u(x,y,z), the force is defined as the negative gradient of the potential energy function. In order to get the potential energy function for f⃗ , we need to integrate force with respect to distance. We know that force is equivalent to the derivative of potential energy with respect to distance, so we can use the fundamental theorem of calculus to solve for u(x).We are given that u=0 when x=0, so we can define our initial condition. Using the above equation, we get:-du/dx = f(x)⇒ du = -f(x)dx Integrating both sides, we get: u(x) = -∫f(x)dx + Cwhere C is a constant of integration. We can solve for C using our initial condition: u(x=0) = 0 = CSo, the potential energy function for f⃗ is:u(x) = -∫f(x)dx + 0Now, we can express f⃗ in terms of α and x, which yields :f⃗ = -αxî where î is the unit vector in the x-direction. Substituting this value for f⃗ into our equation for potential energy function, we get:u(x) = -∫(-αx)dx = 1/2αx² + C.
Therefore, the potential-energy function for f⃗ when u=0 at x=0, and expressed in terms of α and x, is given by u(x) = 1/2αx².
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Solve for x.
(13x-32)
S
T
V
(7x + 22)°
U
Answer:
x=9
Step-by-step explanation:
13x-32 and 7x+22 are equal to each other (angles) so
13x-32=7x+22
13x-7x=22+32
6x=54
x=54/6
x=9
given that the integer part of √5 is m and the decimal part is n, then mn-2√5 is what?
*I WILL GIVE BRAINLIEST !!*
The correct value of mn - 2√5 is -4.
To solve this problem, we'll break it down into smaller steps.
Step 1: Find the integer part and decimal part of √5.
The square root of 5 (√5) is approximately 2.23607.
The integer part (m) of √5 is 2.
The decimal part (n) of √5 is 0.23607.
Step 2: Calculate mn.
mn = 2 * 0.23607 = 0.47214.
Step 3: Calculate 2√5.
2√5 = 2 * √5 = 2 * 2.23607 = 4.47214.
Step 4: Calculate mn - 2√5.
mn - 2√5 = 0.47214 - 4.47214 = -4.
Therefore, mn - 2√5 is equal to -4.
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Please answer. Question below!
Answer:
Solution = (5, 2)
Step-by-step explanation:
Step 1: Solve for y in 9x + 2y = 49
1. 9x + 2y = 49 → 2y = -9x + 49 → y = -4.5x + 24.5
Step 2: Substitute -4.5x + 24.5 for y in -3x + 5y = -5
2. -3x + 5(-4.5x + 24.5) = -5
Step 3: Solve for x
3. -3x - 22.5x + 122.5 = -5 → -25.5x + 122.5 = -5 → -25.5x = -127.5 → x = 5
Step 4: Substitute 5 for x in -3x + 5y = -5
4. -3(5) + 5y = -5 → -15 + 5y = -5 → 5y = 10 → y = 2
Hope this helps :)
a house is purchased for $200,000 and its value appreciates by 3.75% per year. write an exponential model: p(t)
The exponential model for the given condition is p(t)=200,000(0.0375)^t.
Given that, a house is purchased for $200,000 and its value appreciates by 3.75% per year.
What is the exponential function?Exponential function, as its name suggests, involves exponents. But note that, an exponential function has a constant as its base and a variable as its exponent but not the other way round (if a function has a variable as the base and a constant as the exponent then it is a power function but not an exponential function).
Now, using an exponential model: p(t)=a⋅b^{t}
Here, a=$200,000 and b=3.75%
p(t)=200,000(0.0375)^t
Hence, the exponential model for the given condition is p(t)=200,000(0.0375)^t.
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Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Match each system of equations to its graph.
Let f:[a,b]→[1,[infinity]) be a continuous function and let g:R→R be defined as g(x)=⎩⎪⎪⎨⎪⎪⎧0∫axf(t)dt∫abf(t)dtifififxb. Then This question has multiple correct options A g(x) is continuous but not differentiable at a B g(x) is differentiable on R C g(x) is continuous but not differentiable at b D g(x) is continuous and differentiable at either a or b but not both
The correct options for the given question are: A) g(x) is continuous but not differentiable at a, and C) g(x) is continuous but not differentiable at b.
The function g(x) is defined as the ratio of two definite integrals involving the function f(x). The denominator of the ratio is the integral of f(x) over the interval [a, b],
which represents the total area under the curve of f(x) on the interval [a, b]. The numerator of the ratio is the integral of f(x) over the interval [a, x], which represents the area under the curve of f(x) from a to x.
Option A states that g(x) is continuous but not differentiable at a. This is true because at x = a, the numerator of the ratio becomes zero since the interval [a, x] becomes empty.
This results in a division by zero, which makes g(x) discontinuous at a. However, g(x) is still continuous for all other values of x.
Option C states that g(x) is continuous but not differentiable at b. This is also true because at x = b, the denominator of the ratio becomes zero since the interval [a, b] becomes empty.
This again leads to a division by zero, making g(x) discontinuous at b. However, g(x) is still continuous for all other values of x.
Option B, stating that g(x) is differentiable on R, is not correct. Since g(x) is not differentiable at a and b due to division by zero, it is not differentiable on the entire real line.
Option D, stating that g(x) is continuous and differentiable at either a or b but not both, is not correct either. As explained abve, g(x) is continuous but not differentiable at both a and b.
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give an example of how random sampling process is used in a real-world situation
Answer:
Random sampling uses specific words for certain things. "Population" means every possible choice. Whether you're choosing numbers, things or people, "population" means "all the possible things I could choose." "Sample," logically enough, means the thing or things you choose from the population to study
Step-by-step explanation:
If y represents the number of floors then write an expression for 1 less than 5 times the number of floors.
I believe 5y-1 would work.
a cylindrical tank has a volume of 100 gallons. a similar tank next to it has dimensions that are 2 times as large. what is the volume of the larger tank?
The volume of the cylindrical tank is the amount of space in it
The volume of the larger tank is 800 gallons
How to determine the volume of the larger tank?The volume of the small tank is given as:
v = 100
The volume of a cylinder is:
v = πr²h
For the bigger tank, we have:
V = πR²H
The dimensions are twice the smaller tank. This gives
V = π(2r)² * (2h)
Expand
V = 8πr²h
Substitute v = πr²h in V = 8πr²h
V = 8v
Substitute v = 100 in V = 8v
V = 8 * 100
V = 800
Hence, the volume of the larger tank is 800 gallons
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Find the measure of the numbered angles
Hello!
This is a parallelogram. It is a quadrilateral with two pairs of parallel sides. Here, the opposite angles are alternate, that is, they have togheter 180°.
Rhombus
This is a rhombus. It is a quadrilateral whose four sides all have the same length. Here, the diagonals of a rhombus intersect at equal angles.
A rhombus has opposite angles equal and the figure formed by joining the midpoints of the sides of a rhombus is a rectangle, and vice versa. It has an inscribed circle.
Good luck:)
Compute the standardized test statistic, χ 2, to test the claim σ 2 = 25.8 if n = 12, s 2 = 21.6, and α = 0.05.
Answer:
\(t^2=9.2\)
Step-by-step explanation:
From the question we are told that
Standard Deviation \(\sigma=28.8\)
Sample space \(n=12\)
\(s^2= 21.6\)
Generally the equation for test statistics is mathematically given by
\(t^2=frac{(n-1)*s^2}{\sigma^2}}\)
\(t^2=\frac{(12-1)*21.6}{25.8}\)
Therefore the standardized test statistics
\(t^2=9.2\)
if the odds in favor of a horse winning a race is 4:7 , what is the probability of the horse winning the race?
The probability of the horse winning the race is 4/11 or approximately 0.36 or 36%.
The odds in favor of a horse winning a race is expressed as a ratio of the number of favorable outcomes to the number of unfavorable outcomes. In this case, the odds in favor of the horse winning the race is 4:7.
This means that for every 4 favorable outcomes, there are 7 unfavorable outcomes.
To determine the probability of the horse winning the race, we can use the formula:
Probability = favorable outcomes / total outcomes
In this case, the total number of outcomes is the sum of the favorable and unfavorable outcomes, which is 4 + 7 = 11.
Therefore, the probability of the horse winning the race is:
Probability = 4 / 11
This means that the horse has a probability of approximately 0.36 or 36% of winning the race.
In summary, the odds in favor of a horse winning a race of 4:7 means that there are 4 favorable outcomes for every 7 unfavorable outcomes.
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HELP!
What value of p makes the equation true?
Skdjdnfkejcjdkffjekvig
Answer:
measurement of angle 2 is 111 degrees
measurement of angle 3 is 69 degrees
measurement of angle 4 is 111 degrees
You and a friend are hiking in the Swiss Alps. You want to climb to a ledge that is 6 meters above you. The height of the grappling hook you throw is given by the function h(t)=-4.9t² +10t+1.5 Can you throw it high enough to reach the ledge? Why or why not? (Support your answer mathematically.)
According to the given function, we can throw it to the height of 6.6 m. So, yes we can throw it high enough to reach the ledge.
What is a Quadratic equation?The given equation is quadratic. A quadratic equation is defined as an equation of a single variable with the highest power of 2. In general, the quadratic equation can be expressed as h(x)= \(ax^2- bx + c\), where a, b and c are arbitrary constants. The solution for a quadratic equation is given by:
\(x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}\)
The maximum of a quadratic equation is given by:
= \(c-\frac{b^2}{4a}\)
The length to be covered by throwing=6 meters
It is given that the height of the grappling hook you throw is a function h(t) = -4.9t² + 10t + 1.5
Here a =4.9, b = 10 and c = 1.5
The maximum of a quadratic equation is given by:
\(c-\frac{b^2}{4a}\)
\(1.5-\frac{10^2}{4*(-4.9)}\)
6.6
A throw can be made to reach the wall since the height of wall is less than the maximum value that is 6.6 m.
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help math pklz hekllo
Answer:
ইহেবে জেজে জেহব ইঞ্জিন জেবি জেজেবেজে jeiehbbr রুরুরব এভে
select the correct answer from the drop-down menu Given: W(-1,1),X(3,4),Y(6,0) and Z(2,3) are the vertices of quadrilateral WXYZ Prove: WXYZ is a square using the distance formula I found ________
The quadrilateral WXYZ is not a square using the distance formula
Proving WXYZ is a square using the distance formulaFrom the question, we have the following parameters that can be used in our computation:
W(-1,1),X(3,4),Y(6,0) and Z(2,3)
The lengths of the sides can be calculated using the following distance formula
Length = √[Change in x² + Change in y²]
Using the above as a guide, we have the following:
WX = √[(-1 - 3)² + (1 - 4)²] = 5
XY = √[(3 - 6)² + (4 - 0)²] = 5
YZ = √[(6 - 2)² + (0 - 3)²] = 5
ZW = √[(2 + 1)² + (3 - 1)²] = 13
The sides that are congruent are WX, XY and YZ
This means that WXYZ is not a square
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70 pupils in a sports centre are surveyed. The pupils can only use the swimming pool and the gym. 28 pupils use the swimming pool and the gym. 48 pupils use the swimming pool. 39 pupils use the gym. Find the probability to select a pupil that uses neither the swimming pool nor the gym.
The probability that a pupil uses neither pool nor gym is 11/70
What is Probability?Probability is the likelihood that an event will happen. This can range from an event being impossible to some likelihood to being absolutely certain. In math terms, probability is on a scale from 0 to 1. Zero means the event is impossible, like rolling a seven on a die that only has digits from 1 to 6.
Number of pupil that can use pool and gym = 28
Number of people that can use pool = 48
Number of people that can use gym = 39
Number of people that can use pool only = 48 - 28 which is 20
Number of people that can use gym only = 39 - 28 = 11
Total number of persons that can use either pool, gym or both = 20 + 11 + 28 which is 59
Number of people that cannot use either or both of the facilities = 70 - 59 which is 11.
Probability = required outcome / possible outcome
Required outcome = 11
possible outcome = 70
Probability = 11/70
In conclusion, the probability that a pupil uses neither swimming pool nor gym is 11/70
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What is the halfway between 5.3 and 5.4
Answer:
5.35
Step-by-step explanation:
5.3+5.4/2
10.7/2
5.35