Answer:
x = 4
Step-by-step explanation:
If two lines are perpendicular to each other, they have opposite slopes.
The first line is y = 14. Its slope is 0. A line perpendicular to this one will have a slope that is undefined, which is a vertical line.
Vertical lines have this equation: x = #
In this case, your x-value has to include 4.
Therefore, a line perpendicular to y = 14 that includes (4, -12) will have to be: x = 4.
Hope this helps!
What does the net decimal equivalent (NDE) represent?
Answer:
the product of the decimal equivalents of all discount in the series
Find the missing side length.
Assume that all intersecting sides meet at right angles. Be sure to include the correct unit in your answer.
Answer:
5 yd
Step-by-step explanation:
Missing side = 11 - 6 = 5 yd
Find the unit rate (constant of proportionality) of the distance traveled.
Number of hours
0.25 1.5 2.5 3
Distance traveled (km) 3 18 30 36
Answer:
12.
Step-by-step explanation:
if to re-write the given condition, then
\(\frac{3}{0.25} =\frac{18}{1.5} =\frac{30}{2.5} =\frac{36}{3} ;\)
it is clear, the required constant is 12 (12 per hour).
If mZA = (4x - 2)° and mZB= (6x-20), what is the value of x?
To find the value of x, we can set the two angle measures equal to each other and solve for x.
Given:
mZA = (4x - 2)°
mZB = (6x - 20)°
Setting them equal to each other:
4x - 2 = 6x - 20
Now, we can solve for x:
4x - 6x = -20 + 2
-2x = -18
Dividing both sides by -2:
x = -18 / -2
x = 9
Therefore, the value of x is 9.
Answer:
The answer is 9.
Step-by-step explanation:
We need to use the fact that the sum of the angles in a triangle is 180 degrees. Let A, B, and C be the three angles in the triangle. Then we have:
mZA + mZB + mZC = 180°
Substituting the given values, we get:
(4x - 2)° + (6x - 20)° + mZC = 180°
Simplifying the left side, we get:
10x - 22 + mZC = 180°
Next, we use the fact that angles opposite congruent sides of a triangle are congruent. Since we know that segment AC and segment BC are congruent, we have:
mZA = mZB
Substituting the given values and simplifying, we get
4x - 2 = 6x - 20
Solving for x, we get:
x = 9
Therefore, the value of x is 9.
HELP ME PLEASE!!! I HAVE CLASS TODAY AND THIS IS DUE!!!! WORTH 30 POINTS!!!! WILL GIVE BRAINLIEST TO FIRST CORRECT ANSWER!!!!
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The four rectangles can be painted with 7 different paints in 840 ways.
What is permutation?A permutation is an arrangement of objects in a definite order. The members or elements of sets are arranged here in a sequence or linear order. For example, the permutation of set A={1,6} is 2, such as {1,6}, {6,1}, there are no other ways to arrange the elements of set A.
The formula for permutattion is;
\(P_r_n = \frac{n!}{(n-r)!} \\\)
where r = 4
n = 7
Substituting the values for n and r
\(P = \frac{7!}{(7-4)!}\)
\(P = \frac{7!}{3!}\)
P = 840 ways.
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George measured the weight of a random sample of 49 cartons of apples. The mean weight was 45.5 pounds, with a standard deviation of 3. z equals fraction numerator x with bar on top minus mu over denominator begin display style bevelled fraction numerator sigma over denominator square root of n end fraction end style end fraction To see if the cartons have a significantly different mean weight from 46 pounds, what would the value of the z-test statistic be
Answer:
1.16667
Step-by-step explanation:
When told in the question that random number of sample is tested
z test statistic formula = x - x bar(x with bar above it) /Standard error
From the question
x = raw score = 46 pounds
x bar (x with bar above it)= sample mean = 45.5 pounds
Standard Error = σ/√n
Standard deviation = σ = 3
n = random number of samples = 49
z = 46 - 45.5/3/√49
z = 0.5/ 3/7
z =0.5/ 0.4285714286
z = 1.16667
Therefore , the value of the z test statistic = 1.16667
Answer:
1.17
Step-by-step explanation:
Laurie needs at least 40 pounds of topsoil for a new flower bed. Each bag of topsoil is 200 ounces. Laurie determines that if she buys 3 bags of topsoil she will have enough for the flower bed. Is Laurie correct? Why or why not?
A.Laurie is not correct because the weight of 1 bag of topsoil is equivalent to only 10 pounds.
B.Laurie is correct because 200 ounces is more than 40 pounds.
C.Laurie is correct because the weight of 3 bags of topsoil is exactly 40 pounds.
D.Laurie is not correct because the weight of 3 bags of topsoil is less than 40 pounds.
help i guess
4(6)^x 864 for x answer for x
Answer:
x = 3
Step-by-step explanation:
Maybe you want the value of x such that ...
4(6^x) = 864
SolutionDividing by 4 gives ...
6^x = 216
You may know that 216 = 6^3. Using that, we can equate exponents:
6^x = 6^3
x = 3
Alternatively, we can use logarithms to find x. Taking logs gives ...
x·log(6) = log(216)
x = log(216)/log(6) = 3
Identify the amount, base, and percent in the problem:
4.8 is what percent of 12?
A. The amount is 12, the base is 4.8, and the percent is unknown.
B. The amount is 4.8, the base is 12, and the percent is unknown.
C. The amount is unknown, the base is 4.8, and the percent is 12 %
D. The amount is unknown, the base is 12, and the percent is 4.8%
The amount is 4.8, base is 12 and the precent of the given condition is unknown.
Define base:
In mathematics, the term "base" refers to a fixed number or symbol used as a point of reference for counting, measuring or representing a quantity.
In the decimal system, for example, the base is 10, because there are 10 possible digits (0-9) that can be used to represent a number. In binary system, the base is 2, because there are only 2 possible digits (0 or 1) that can be used to represent a number.
What about precent?
In mathematics, percent is a way of expressing a number as a fraction of 100. The term "percent" means "per hundred," so a number expressed as a percent represents a fraction of 100.
To convert a number to a percent, we multiply it by 100. For example, if we want to express the number 0.25 as a percent, we can multiply it by 100 to get:
⇒ 0.25 x 100 = 25%
According to the given information:
Percent: The precent is the number with the % symbol
Base: The base is the whole amount which in this case is 12.
Amount: The amount based on the precent is 4.8
So, from overall condition we have that option 'a' is correct.
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Question 11 Find the GCF of 27 and 13
Answer: 1
Step-by-step explanation:
Factors of 27: 1, 3, 9 and 27.
Factors of 13: 1 and 13
Answer:
1 as 13 is a prime number and can only be divided by 1 and 13
A circular plate has circumference 23.3 inches. What is the area of this plate? Use 3.14 for pi.
Show steps.
The area of the circular plate is approximately 43.14 square inches.
What is circle?
A circle is a geometric shape that consists of all points in a plane that are equidistant from a fixed point called the center.
The circumference of a circle can be calculated by the formula:
C = 2πr
where C is the circumference, π (pi) is a constant value approximately equal to 3.14, and r is the radius of the circle.
We are given that the circumference of the circular plate is 23.3 inches, so we can use this information to find the radius:
23.3 = 2πr
Dividing both sides by 2π, we get:
r = 23.3 / (2π) ≈ 3.71 inches
Now that we know the radius, we can use the formula for the area of a circle:
A = πr²
Substituting the value we found for r, we get:
A = π(3.71)²
A = 3.14 × 13.76
A ≈ 43.14 square inches
Therefore, the area of the circular plate is approximately 43.14 square inches.
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Consider two points A(0,0) and B(1, 1) on a Cartesian plane. The equation of the axis of the segment AB is: A. y = 1 2 − B. y = 2 − C. y = 1 − 2 D. y = 1 − E. y = 1 − 2
So, the equation of the axis of the segment AB is (A) y = 1/2 - x/2.
What is slope?
In mathematics, slope refers to the steepness or incline of a line on a graph. It is a measure of how much the dependent variable changes for every unit change in the independent variable.
The slope of the line passing through points A and B can be calculated as follows:
slope = (change in y) / (change in x) = (1-0) / (1-0) = 1/1 = 1
The equation of a line in slope-intercept form (y = mx + b), where m is the slope and b is the y-intercept.
To find the y-intercept, we can use point A (0,0) and substitute the slope value.
y = mx + b
0 = 1(0) + b
b = 0
Therefore, the equation of the line passing through points A and B is:
y = 1x + 0
Simplifying, we get:
y = x
So, the answer is (A) y = 1/2 - x/2. However, this is not one of the given answer choices. We can also write the equation in point-slope form as y - y1 = m(x - x1) using point A, which gives:
y - 0 = 1(x - 0)
y = x
This confirms our earlier answer.
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A group of students were surveyed to find out if they like watching television or reading during their free time. The results of the survey are shown below:
90 students like watching television
20 students like watching television but do not like reading
80 students like reading
40 students do not like watching television
Make a two-way table to represent the data and use the table to answer the following questions.
Part A: What percentage of the total students surveyed like both watching television and reading? Show your work. (5 points)
Part B: What is the probability that a student who does not like watching television also does not like reading? Explain your answer. (5 points)
Answer:
Part A = 73.91%
Part B = 1/2 probability
Step-by-step explanation:
Part A - 90 + 20 + 80 + 40 = 230(total students)
90 + 80 = 170 students who like tv and reading
170/230 × 100 = 73.91%
Part B - 20(no read)/40(no tv) = 1/2 probability
Can one of y’all help me please????
Answer:
1,0
Explanation:
Graphically, where the line crosses the x -axis, is called a zero, or root. Algebraically, a zero is an x value at which the function of x is equal to 0 . Linear functions can have none, one, or infinitely many zeros.
See image below. Answer a,b, and c correctly in order to get crowned.
Answer:
A) 267
B) 340
C) 96
Step-by-step explanation:
A
Add the number of students who either drink neither or only coffee.
188 + 79 = 267
B
Add all three numbers except the one outside of the diagram (79)
96 + 56 + 188 = 340
C
Just look at the number in the 'drink tea' circle. 96
2
Select the correct answer from each drop-down menu.
Triangle ABC is shown in the coordinate plane. It is translated 6 units left and 4 units down. Then it is dilated by a scale factor of 3 centered about the
origin. Complete the statements.
-6 -4
v.
6
4-
2-
lo
-2-
-4-
-6-
The translation of triangle ABC
A
2
с
6
B
Reset
The dilation of triangle ABC
Next
For the transformations of the triangle, we have that:
1. The translation of triangle ABC preserves side lengths and angles.
2. The dilation of triangle ABC preserves angles but not side lengths.
Hence the correct options are, respectively, C and B.
A translation involves shift left, shift right, shift down, or shift up, meaning that just the coordinates of the figure change, not the angles or the side lengths,
1. The translation of triangle ABC preserves side lengths and angles.
For a dilation, the coordinates of the vertices are multiplied by a constant, hence the side lengths change while the angles remain constant, thus:
2. The dilation of triangle ABC preserves angles but not side lengths.
Hence the correct options are, respectively, C and B.
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-) Aspirin has a half-life of 6 hours in the blood stream. If a person takes 625mg, how long will it take for there to be 150mg left in the bloodstream?
It will take approximately 25 hours and 1 minute for there to be 150mg of aspirin left in the bloodstream.
We have,
To determine how long it will take for there to be 150mg of aspirin left in the bloodstream, we can use the concept of half-life.
The half-life of aspirin is given as 6 hours, which means that after every 6 hours, the amount of aspirin in the bloodstream reduces by half.
Let's calculate the number of half-lives required to reach 150mg:
Initial amount of aspirin = 625mg
Final amount of aspirin = 150mg
625mg / 150mg = 4.17
This means it will take approximately 4.17 half-lives for the amount of aspirin in the bloodstream to reduce from 625mg to 150mg.
Since each half-life is 6 hours, we can calculate the total time it will take:
Total time = Number of half-lives * Half-life duration
Total time = 4.17 x 6 hours
Total time ≈ 25 hours and 1 minute
Therefore,
It will take approximately 25 hours and 1 minute for there to be 150mg of aspirin left in the bloodstream.
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If g(x) = -3x – 4 and h(x) = –22 + x, find g(h (8)).
Answer:
g(h(8)) = 38
Step-by-step explanation:
Hello!
Work from inside to out. First find h(8):
h(x) = -22 + xh(8) = -22 + 8h(8) = -14Now, plug in -14 for g(x). Remember, we are working inside to out.
g(x) = -3x - 4g(-14) = -3(-14) - 4g(-14) = 42 - 4g(-14) = 38So, g(h(8)) is 38.
Stream 'Life Goes On' Army's!!!! naneun dangsin-eul bolasaeg
Answer:
first line third man is army's
Answer: Yeah...Life Goes On, life goes on
Step-by-step explanation:
Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches
the x-axis and turns around, at each zero.
f(x) = 4(x + 6)(x + 5)^3
Answer:
Step-by-step explanation:
the zeros are -5, and -6
x+ 6 = 0 so x= -6 ; at this zero the graph crosses the x-axis because the degree for (x+6)^1 is 1 the multiplicity is 1
x+5 = 0 so x= -5; at this zero the graph crosses the x-axis because the degree for (x+5)^3 is 3 and the multiplicity is 3
Useful facts to know ;
If the multiplicity is odd the graph crosses the x-axis,
if the multiplicity is even the graph touches the x-axis and go
Which pair of angles are complementary but not adjacent?
Answer:
1 and 3
Step-by-step explanation:
because 5 and 3 have the same value and since 5 and 1 add up to 90 degrees, 3 and 1 must also add up to 90 degree
Angles ∠1 and ∠3 are complementary but not adjacent.
Complementary angles are two angles that add up to 90 degrees.
Adjacent angles are two angles that share a common vertex and a common side.
In the image, angles ∠1 and ∠3 share a common vertex, but they do not share a common side. They are also not adjacent to each other, as there is an angle in between them (angle ∠4).
The measure of angle ∠1 is 48 degrees. The measure of angle ∠3 is 42 degrees. Therefore, angles ∠1 and ∠3 add up to 90 degrees, making them complementary angles.
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Write as an radical expression
U 2/5
Answer:
Step-by-step explanation:
An radical expression usually involves a radicand which is the number or expression inside the radical symbol √ and an index which is the number outside the radical symbol indicating the root, the radicand raised to the power of the reciprocal of the index.
But in the case of expression "U-2/5" it's not a radical expression as is. It's a fractional expression with variable U and a constant -2/5.
It can be written as √(U-2)/5 or U- √(2/5) if you want to express it as an radical expression.
Determine if the function represents growth, decay or neither
y= 4(3/8)^x
The given function y = 4(3/8)^x represents exponential decay.
As x increases, the value of y decreases at an increasingly rapid rate, reflecting the decay behavior of the function.
The given function is y = 4(3/8)^x. To determine if the function represents growth, decay, or neither, we need to examine the base of the exponent, which is (3/8).
When the base of an exponential function is between 0 and 1, such as (3/8) in this case, it represents exponential decay. This is because as the exponent (x) increases, the value of the function decreases.
In the given function, the coefficient 4 multiplied by the decaying exponential term (3/8)^x indicates that the function starts with an initial value of 4 and then exponentially decreases. The term (3/8)^x represents the decay factor, where x determines the extent of decay.
Therefore, we can conclude that the given function, y = 4(3/8)^x, represents exponential decay. As x increases, the value of y decreases at an increasingly rapid rate, reflecting the decay behavior of the function.
In summary, the given function y = 4(3/8)^x represents exponential decay.
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3) If the chocolate inside the package is 335954.96 mm, how much empty volume/space is inside the
container? Show all work and give answers to 2 decimal places
Answer:
A
Step-by-step explanation:
Solve the equation -3(7 + 5g)
Hey there!
-3(7 + 5g)
DISTRIBUTE -3 WITHIN the PARENTHESES
= -3(7) - 3(5g)
= -21 - 15g
= -15g - 21
Good luck on your assignment and enjoy day!
~Amphitrite1040:)
A map is drawn to scale so that a length of 1 centimeter on the map represents an actual distance of 3
kilometers. If two towns are 20 centimeters apart on the map, what is the actual distance between the two
towns?
Answer:
60 kilometers
Step-by-step explanation:
1 centimeter = 3 kilometers
20 × 3 = 60
Find all of square roots of 36i and write the answers in rectangular (standard) form
Convert 20 quarts to gallons. There are 4 quarts in a gallon.
O A. 10 gallons
OB. 5 gallons
O C. 40 gallons
O D. 80 gallons
Answer:
The answer is OB 5 gallons
Step-by-step explanation:
Its because if u divide 20 ÷ 4 you get five and there are 4 quarts in a gallon
Answer:
B. 5 gallons.
Step-by-step explanation:
if there are 4 quarts in a gallon and you have 20 quarts
20 devided by 4 = 5.
5 gallons.
1. A right triangle LMN is given where: side MN = 8 side NL (the hypotenuse) =
10 What is the length of side LM?*
Step-by-step explanation:
\( \underline{ \underline{ \text{Given}}} : \)
Length of MN ( Base ) = 8 Length of NL ( Hypotenuse ) = 10\( \underline{ \underline{ \text{To \: find}}} : \)
Length of LM ( Perpendicular )\( \underline{ \underline{ \text{Using \: pythagoras \: theorem}}} : \)
\( \boxed{ \sf{ {Hypotenuse}^{2} = {Perpendicular}^{2} + {Base}^{2} }}\)
⤑ \( \sf{ Perpendicular = \sqrt{ {(Hypotenuse)}^{2} - {(Base)}^{2} } }\)
⤑ \( \sf{ \sqrt{ {(10)}^{2} - {(8)}^{2} } }\)
⤑ \( \sf{ \sqrt{100 - 64}} \)
⤑ \( \sf{ \sqrt{36}} \)
⤑ \( \boxed{ \sf{6\: units}}\)
\( \pink{ \boxed{ \boxed{ \tt{Our \: final \: answer : \boxed{ \underline { \tt{6 \: units}}}}}}}\)
Hope I helped ! ツ
Have a wonderful day / night ! ♡
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Calculate the probability of flipping a coin 20 times and getting 4 heads. Round your answer to the nearest ten thousandth.
Big ideas math
Answer:
0.0046
Step-by-step explanation: