Answer:
150
Step-by-step explanation:
3000/20
150.
$$$$$$$$$$$$$$$$$
Given the circle below with secants JKL and NML, find the length of JK. Round to the nearest tenth if necessary.
Using the Intersecting secants theorem, the length of JK in the given diagram is 17
Intersecting secants theorem: Calculating the length of of JKFrom the question, we are to determine the length of JK in the given diagram.
The diagram shows a circle with intersecting secants.
From the Intersecting secants theorem which states that "if two secant segments are drawn to a circle from an exterior point, then the product of the measures of one secant segment and its external secant segment is equal to the product of the measures of the other secant segment and its external secant segment".
Then,
We can write that
JK × KL = NM × ML
From the given diagram,
KL = 14
NM = 14
ML = 17
Substituting the values
JK × 14 = 14 × 17
JK = (14 × 17) / 14
JK = 17
Hence, the length of JK is 17
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A table is on sale for $289, which is 32% less than the regular price.
What is the regular price?
Answer:
\(R = \$903.125\)
Step-by-step explanation:
Given
\(Selling\ Price = \$289\)
\(Rate = 32\%\)
Required
Determine the regular price (R)
From the question, we understand that:
\(R * 32\% = \$289\)
So, we have:
\(R * 0.32 = \$289\)
\(R = \frac{\$289}{0.32}\)
\(R = \$903.125\)
Hence, the regular price is $903.125
Can you find the surface area of a rectangular prism 2,3,4
Answer:
48
Step-by-step explanation:
4*2*3 for the 4 flaps
2*4*3 for the 2 tops
(4*2*3) + (2*4*3) = 48
Answer:
52 square inches
Step-by-step explanation:
to find the surface area of a rectangular prism the formula is
S.A.=2(l*w+l*h+w*h)
2(4*3+4*2+3*2)
=52 square inches
here l is length w is width and h is height
f(x)
g(x)
=∣x∣
=∣x+9∣−5
We can think of
�
gg as a translated (shifted) version of
�
ff.
Complete the description of the transformation.
Use nonnegative numbers.
To get the function
�
gg, shift
�
ff
by
units and to the
by
units.
The function g( x ) is translated to the left by 9 units and down by 5 units.
Given data ,
Let the first function be represented as f ( x )
where the value of f ( x ) = | x |
Let the translated function be g ( x )
where the value of g ( x ) = | x + 9 | - 5
A translation in the coordinate plane moves every point on a figure a given distance in a given direction. The position of any point (x, y) on the figure changes to (x + a, y + b), where a and b are real numbers.
On translating to the left , f ( x + a )
So , the function f ( x ) is translated 9 units to the left by f ( x + 9 ) = | x + 9 |
Now , when the function is translated 5 units down , f ( x ) - 5
So , the translated function is g ( x ) = | x + 9 | - 5
Hence , the function is translated to the left by 9 and up by 5 units.
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How did Washington DC become the capital of USA?
Answer:
The Residence Act of July 16, 1790, put the nation's capital in current-day Washington as part of a plan to appease pro-slavery states who feared a northern capital as being too sympathetic to abolitionists
Step-by-step explanation:
Answer:
Because of its central location
Step-by-step explanation:
The sum of two numbers is 978. One of the numbers is 152. What is the other number?
Answer:
826
Step-by-step explanation:
a+b=978
a=152
b=978-152=826
4 < 4x- 16
Please answer!
Answer:
First you need to get your variable(x) by itself.
You do that by adding 16 to both sides of the greater than sign.
The 16 cancels or goes away. and 16 + 4 =20.
Your new equation is 20<4x
Finally you divide 20 by 4 to get 5
Your answer is 5<x or x>5.
Expand this equation
Answer:
Step-by-step explanation:
First multiply 9x3
=\(27xy^4x^3y\)
give the terms that dont have a exponent a 1
=\(27x^1y^4x^3y^1\)
Multiply terms with the same base
\(27x^{1+3} y^4x^3y^1\)
Multiply terms of same base
\(27x^{1+3}y^{4+1}\)
Just add all the exponents
\(27x^{4}y^{5}\)
Find the volume of the solid formed by rotating the region inside the first quadrant enclosed by
y=x4 and y=125x
The volume of the solid formed by rotating the region inside the first quadrant enclosed by y=x⁴ and y=125x is 138438\(\pi\).
Let,
f(x) = 125x
g(x) = x⁴
Intersection points will be,
x⁴ = 125x
x = 0 , 3.3437
Volume V = \(\pi\)\(\int\limits^{3.34}_0{(125x)^{2} - x^8 } \, dx\)
=\(\pi\)\(\int\limits^{3.34}_0 {15625x^2-x^8} \, dx\)
=\(\pi\)[15625x³/3 - x⁹/9]₀³
=\(\pi\)[140625 - 2187]
= 138438\(\pi\)
The volume of the solid formed by rotating the region inside the first quadrant enclosed by two curves can be found using the method of cylindrical shells. This method involves cutting the solid into thin cylindrical shells and finding the volume of each shell. The sum of the volumes of the shells is equal to the volume of the solid.
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50 POINTS!
If (1,2) is a point in the graph of f(x), which ordered pair must also be on the graph of y=f(x−2)−3?
Write your answer as an ordered pair, like (a,b).
Answer:
(1,2) and (x-2)-3 should be on the graph
Step-by-step explanation:
Vitamin D (delivered naturally by sunshine) helps the human body stay energized and burn fat. Researchers sampled 42 random sunbathers. The average vitamin D level was 27 nanograms per milliliter and the standard deviation was 3 nanograms per milliliter. Construct and interpret a 90% confidence interval to estimate the mean vitamin D level in the population.
Answer: A 90% confidence interval to estimate the mean vitamin D level in the population = (26.22,27.78)
Interpretation: We are 90% confident that the true population mean lies in (26.22,27.78).
Step-by-step explanation:
Let X denotes a random variable that represents the vitamin D level .
As per given,
\(\text{Sample size=}n=42\\\\ \text{Sample mean=}\overline{x}=27\\\\ \text{Sample standard deviation}= s= 3\)
Since population standard deviation is unknown , so we will use t -test .
For that, Degree of freedom = df = n-1 = 41
Significance \(\alpha=1-0.90=0.1\)
Two-tailed critical t-value : \(t_{\alpha/2,n-1}=t_{0.05,41}=1.683\)
Confidence interval for population mean:
\(\overline{x}\pm t_{\alpha/2,n-1}\dfrac{s}{\sqrt{n}}\\\\ =27\pm (1.683)\dfrac{3}{\sqrt{42}}\\\\ =27\pm (1.683)\dfrac{3}{6.4807}\\\\=27\pm (1.683)(0.463)\\\\=27\pm0.78\\\\=(27-0.78,\ 27+0.78)\\\\=(26.22,27.78)\)
So, a 90% confidence interval to estimate the mean vitamin D level in the population = (26.22,27.78)
Interpretation: We are 90% confident that the true population mean lies in (26.22,27.78).
f(x)=ax^2 +bx +c solve: heigh 275 width 290
Answer:
800 i think
Step-by-step explanation:
pleasseee helllp meeee
Answer:
The third one
Step-by-step explanation:
Answer:
Y=3x
Step-by-step explanation:
I'm pretty sure it would be y=3x because you have to multiply the cost of the tickets by the number of tickets
The factory wants you to build a box that will hold twice as many cubes. What are the dimensions of a box that contains two times as many cubes as a box that is 2 by 3 by 5? Write the dimensions and explain how you found the answer.
A box that contains two times as many cubes as a box that is 2 by 3 by 5 can have dimensions of 2 by 3 by 10.
What is Three dimensional shape?a three dimensional shape can be defined as a solid figure or an object or shape that has three dimensions—length, width, and height.
A box that is 2 by 3 by 5 has a total of 2 x 3 x 5 = 30 cubes. To build a box that will hold twice as many cubes, we need to find the dimensions that will give a total of 60 cubes.
Let's assume the dimensions of the new box are x, y, and z. Then, we have:
xyz = 60
We can express one of the variables in terms of the other two.
z = 60 / (xy)
Substitute this in above equation.
xy60/xy=60
60=60
This is true for any values of x and y, as long as z is calculated as z = 60 / (x y).
There are infinitely many solutions for the dimensions that will give a box with a total of 60 cubes.
set of dimensions that satisfies the condition is x = 2, y = 3, and z = 10.
Hence, a box that contains two times as many cubes as a box that is 2 by 3 by 5 can have dimensions of 2 by 3 by 10.
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Choose the correct graph of the function
Prove: The product of the slopes of lines AC and BC is -1.
Given that the AC and BC are perpendicular, their slopes are the negative inverse of each other which gives that the product of the slopes of AC and BC is -1
How can the prove that the product of the slopes is -1 be found?The completed proof is presented as follows;
The slope of AC or GC is GF/FC by definition of slope. The slope of BC or CE is DE/CD by definition of slope.
<FCD = <FCG + <GCE + <ECD by angle addition property <FCD = 180° by the definition of a straight angle, and <GCE = 90° by definition of perpendicular lines. So by substitution property of equality 180° = <FCG + 90° + <ECD. Therefore 90° - <FCG = <ECD, by the subtraction property of equality . We also know that 180° = <FCG + 90° + <CGF by the triangle sum theorem and by the subtraction property of equality 90° - <FCG = <CGF, therefore <ECD = <CGF by the substitution property of equality. Then <ECD ≈ <CGF by the definition of congruent angles. <GFC ≈ <CDE because all right angles are congruent. So by AA ∆GFC ~ ∆CDE. Since the ratio of corresponding sides of similar triangles are equal then GF/CD = FC/DE or GF•DE = CD•FC by cross product. Finally, by the division property of equality GF/FC = CD/DE. We can multiply both sides using the slope of using the multiplication property of equality to get GF/FC × -DE/CD = CD/DE × -DE/CD. Simplify so that GF/FC × -DE/CD = -1. This shows that the product of the slopes of AC and BC is -1.
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A golf ball rolls at a speed of 8 m/s for 12 seconds. Mandy hits the golf ball and it rolls
for 16 seconds at a speed of 12 m/s. What is the total distance travelled by the golf ball?
Using the given information, the total distance travelled by the golf ball is 288 m
Calculating the total distance travelled by the golf ballFrom the question, we are to calculate the total distance travelled by the golf ball
The distance travelled by the golf ball can be calculated by using the formula,
Distance = Speed × Time
From the given information,
The golf ball rolls at a speed of 8 m/s for 12 seconds
Thus,
The distance travelled at this time is
Distance = 8 m/s × 12 s
Distance = 96 m
Also,
Mandy hits the golf ball and it rolls for 16 seconds at a speed of 12 m/s
The distance travelled at this time is
Distance = 12 m/s × 16 s
Distance = 192 m
The total distance travelled by the golf ball is 96 m + 192 m
=
Hence, the total distance travelled by the golf ball is 288 m
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Here are two similar triangles work out the area of the larger rectangle
Answer:
8cm
Step-by-step explanation:
I think that's right hope it helps
Randy jog 3 1/2 miles in 3/4 hours write a common ratio as miles to hours
Answer:
3.5: 0.75 is the aswee
Step-by-step explanation:
I just turned into improper then decimal
pls give me brainliest
Heather has divided $6700 between two investments, one paying 8%, the other paying 5%. If the return on her investment is $428, how much does she have in each investment?
Answer:
First investment = $3100
Other investment = $3600
Step-by-step explanation:
Total investment made by Henry = $6700
Let one investment be x,
Then other investment = total investment - first investment = 6700 - x
A) For 8% interest, investment = x
dollar value of 8% investment = 8/100*x= 8x/100
A) For 5% interest, investment = 6700- x
dollar value of 8% investment = 5/100*(6700- x)= 5(6700- x)/100
Total return on both the investment = 8x/100 + 5(6700- x)/100
= (8x +33500 - 5x)/100 = (3x+33500)/100
Given that total return = 428
Therefore,
(3x+33500)/100 = 428
=> 3x+33500 = 428*100 = 42800
=> 3x = 42800- 33500 = 9300
=> x = 9300/3 = 3100
Thus, first investment = x = $3100
other investment = $(6700 - 3100) = $3600
I require assistance ._.
1,000 mL
Have a nice day :)
One hammer and 4 saws cost $72. Two hammers and 6 saws cost $114. How much does each item cost?
felt nice so I’m asking one last question
The cost of hammer and saws is $12 and $15 respectively.
formula algebraA condition on a variable is what an equation in algebra is called. Variable can only be satisfied the equation if variable has a specific value. It indicates that only the value of x = 9 may satisfy the equation 2x - 5 = 13.
given:One hammer and 4 saws cost $ 72.
2 hammers and 6 saws costs $ 114.
Equation according to the condition are
Equation1: x+4y=72
Equation2: 2x+6y=114
Multiplying equation1 by 2 and subtracting it from equation 2 we get
2x+8y-2x-6y=2×72-114
2y=30
y=15
Putting the value of y in equation 1 , we get
x+4(15)=72
x=72-60
x=12
y=14
Hence, The cost of hammer and saws is 12 and 15 respectively.
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giving brainliest :)
Answer:
The last one - 256 people
In the figure below, two secants are drawn to a circle from exterior point V.
Suppose that VZ=30, VW=45, and VX=22.5. Find XY.
The value of secant XY is 37.5 units.
How to find the value of secant XY?The Secant-Secant Theorem states that "if two secant segments which share an endpoint outside of the circle, the product of one secant segment and its external segment is equal to the product of the other secant segment and its external segment".
Using the theorem above, we can say:
VZ * VW = VX * VY
30 * 45 = 22.5 * VY
22.5VY = 1350
VY = 1350/22.5
VY = 60 units
Since VY = VX + XY. We have:
60 = 22.5 + XY
XY = 60 - 22.5
XY = 37.5 units
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Help me find the answer
The answer will be 16 minutes.
In mathematics and statistics, the arithmetic mean or arithmetic average, or just the mean or the average, is the sum of a collection of numbers divided by the count of numbers in the collection
An arithmetic average is the sum of a series of numbers divided by the count of that series of numbers. If you were asked to find the class (arithmetic) average of test scores, you would simply add up all the test scores of the students and then divide that sum by the number of students.
The arithmetic mean or mean is the simplest way to calculate the average for the given set of numbers. It is classified into two different types, namely simple arithmetic mean and weighted arithmetic mean.
leave at 7 a.m.=
x₁= 32+28+35+26+39/5
⇒ 160/5
⇒ 32 minutes.
x₂ = 46+44+52+50+48/5
⇒ 240/5 = 48 min
Δx = x₂- x₁
= 48-32
= 16minutes.
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an air traffic controller is tracking two planes. to start plane A is at the altitude of 4000 feet and plane B is at an altitude of 3146 feet. plane A is gaining altitude at 33.5 feet per second and plane B is gaining altitude at 50.75 feet per second
the two planes will be at the same altitude of approximately 5675.48 feet after 49.45 seconds.
What is plane?A plane is a flat two-dimensional surface that extends infinitely in all directions. In geometry, a plane is defined as a surface that is completely flat and has no thickness. It is often represented as a coordinate system with two perpendicular axes, usually labeled as the x-axis and y-axis.
Assuming that the two planes maintain their rates of ascent, we can use the following equations to determine when the planes will be at the same altitude:
altitude of plane A = 4000 + 33.5t
altitude of plane B = 3146 + 50.75t
where t represents time in seconds.
To find the time at which the two planes will be at the same altitude, we can set the two equations equal to each other and solve for t:
4000 + 33.5t = 3146 + 50.75tSubtracting 3146 from both sides, we get:
854 + 33.5t = 50.75t
Subtracting 33.5t from both sides, we get:
854 = 17.25t
Dividing both sides by 17.25, we get:
t = 49.45 seconds
Therefore, it will take approximately 49.45 seconds for the two planes to be at the same altitude. To find the altitude at which they will meet, we can substitute this value of t into either equation. Using the equation for plane A, we get:
altitude of plane A = 4000 + 33.5(49.45) = 5645.08 feet
Using the equation for plane B, we get:
altitude of plane B = 3146 + 50.75(49.45) = 5675.48 feet
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The diagonal of a square is x units. What is the area of the square in terms of x?
3x square units
x? square units
2x square units
x square units
Answer:
(x^2)/2
Step-by-step explanation:
If the diagonal is x, then the side length is sqrt(x^2/2)
That makes the area (x^2)/2
Answer:
c is wrong thats what i had picked
Step-by-step explanation:
Employee only meals
Meals with clients
Total meals expensed must not exceed allowed expenses based on given rates
Answer:
50 percent the cost of meals
a cyclic quadrilateral is shown x : y = 3 : 7
work out the size of angle z
Answer:
116
Step-by-step explanation:
this is the correct answer
What’s the factor of the expression?
The answer to this question: B