Answer:
the additional info required is - the hypotenuse and one leg of one right-angled triangle are equal to the corresponding hypotenuse and leg of another right-angled triangle.
Step-by-step explanation:
As given , RST and angle TUR are right angles.
So the triangles are right angle triangles.
If the hypotenuse and one leg of one right-angled triangle are equal to the corresponding hypotenuse and leg of another right-angled triangle, the two triangles are congruent.
So, the additional info required is - the hypotenuse and one leg of one right-angled triangle are equal to the corresponding hypotenuse and leg of another right-angled triangle.
I need help asap for the math
Look at the graph below. Is it a function or not a function? Explain your reasoning.
Cookies are sold in singly or in packages of 6 or 18. With this packaging how many ways can you buy 36 cookies?
The ways to pack are
10 singles. One package of 6 and 4 singles. One package of 6 and one packages of 4 Two packages of 4 and 2 singles One package of 4 and 6 singlesThis is further explained below.
What is packaging ?Generally, The science, art, and technology of packaging involves confining or safeguarding goods for distribution, storage, sale, and usage. The process of creating, analyzing, and designing packages is sometimes referred to as packaging.
In conclusion,
10 singles. One package of 6 and 4 singles. One package of 6 and one packages of 4 Two packages of 4 and 2 singles One package of 4 and 6 singlesRead more about packaging
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find the elapsed time when starting time is 12:10 p.m. and finishing time is 2:05 p.m.
Answer:
1 hr 55 mins
Step-by-step explanation:
50 mins between 12:10 and 1:00 p.m.
Add 5 mins to change 2:05 to 2:00.
55 mins and 1 hr
4. In a class of 26 students, 18 of the students have a pet. Of
the pet owners, 12 prefer dogs to cats. Of the 8 non-pet
owners, 3 prefer dogs to cats. What is the probability of
selecting a student from the class who is a pet owner or
prefers cats to dogs?
The probability of selecting a student from the class who is a pet owner or prefers cats to dogs is; 0.4
What is the probability of selection?In probability, If events A and B are not mutually exclusive, then the probability of A or B is expressed as;
p(A or B) = p(A) * p(B).
Total number of students = 26
Total number of students that are pet owners = 18
Total number of students that prefers cats to dogs = 26 - (8 + 3) = 15
Thus;
P(pet owner) = 18/26
P(prefers cats to dogs) = 15/26
P(Pet owner or prefers cats to dogs) = (18/26) * (15/26)
= 0.4
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A system of linear equations is given below.
x+y=-10
x=y=20
Is (-5,-5) a solution to the system? Give a reason for your answer.
(-5,-5) a solution to the system 1 which is x + y = -10.
What is a coordinate system?An approach of pinpointing a point's location on the planet is to use a coordinate system. To pinpoint a point's location, most coordinate systems use two numbers, called a coordinate. Each of these numbers represents the distance between the point and the origin, a fixed point of reference. How far left or right the point is in relation to the origin is indicated by the first integer, also referred to as the X value. How much above or below the origin the point is can be determined by the second integer, called the Y value. The origin is located at the coordinates 0, 0.
Because they indicate locations on a sphere or globe, longitude and latitude belong to a specific category of coordinate systems called spherical coordinate systems.
The reason is that if we put the values of x and y in the given equation it results up to be the same for the first one .
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There are 20 cities in the County of Newton. Their populations are shown in the bar chart below. The average population of all the cities is indicated by the horizontal dashed line. Which of the following is closest to the total population of all 20 cities?
Answer:
The answer is C/85,000
Step-by-step explanation:
P(x) is a ploynomial. Here are a few values of P(x). P(-5)=-2 and P(5)=-1 What is the remainder when P(x) is divided by (x+5) WILL MARK BRAINLIEST
Answer:
D.
Step-by-step explanation:
So we know that P(x) is a polynomial.
We also know that:
\(P(-5)=-2\text{ and } P(5)=-1\)
And we want to find the remainder when P(x) is divided by (x+5).
To do so, we can use the Polynomial Remainder Theorem.
The theorem states that if a polynomial f(x) is divided by (x-a), then the remainder will be f(a).
So, we are dividing our polynomial P(x) by (x+5).
(x+5) is the same as (x-(-5)).
Therefore, our remainder will be the same as P(-5).
As given, P(-5) is -2.
Therefore, our remainder is -2.
Our answer is choice D.
You make $25,900/year salary as a document processor. You have made the following chart to divide your weekly paycheck into your different accounts. Unfortunately, you have made a mistake in adding the numbers and have not allocated all your paycheck. If you deposit the difference into the two emergency savings accounts, how much total per week can you then put towards emergency saving?
a, 49
b, 29
c, 20
d, 64
What is the solution of the inequality shown
below?
a - 2 <-4
Answer: a < -2
Step-by-step explanation:
a - 2 < -4
a < -4 + 2
a < -2
A. Is the relation function? Explain.
The graph represents a functional relationship between two variables X and Y. We get y=3 for the value x=2
What is the domain of a function?Domain is defined as the set of values of independent variables.
In the question, all x coordinates are domain.
What is the range of a function?In a function, for each domain we get a possible output from the dependent variables which is termed as range. In this graph, the y coordinates are range because y value is dependent on x value.
The graph shows five points are plotted on XY coordinate system that represents a relationship between independent variable X and dependent variable Y.
hence, this graph is plotted from a function.
from the graph we get the domain as {-4, -2, 0, 2, 4}
the ranges are = {-3, -2, -1, 1, 3}
we get, y=3 for the value of x= 2
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What is 9(-7)?
I don't even know this
-63. Hope this helps!
Can have brainliest?
Answer:
-63
Step-by-step explanation:
If you know how to multiply it without the negative then you could take that answer and then put a negative at the beginning.
Describe what happens to each secant line and compare this with the values of the slopes as the points get closer and closer to the fixed point (1, f(1)).
Answer:
000000000792
Step-by-step explanation:
000000000
Find the product. (x+5)(x+2)
Answer:
\(x^2 + 7x + 10\)
Step-by-step explanation:
Use distributive property: (x+5)(x+2) = x^2 + 5x + 2x + 10
Combine like terms: x^2 + 7x + 10
Hope this helps :)
Have a nice day!
Answer:
\(x^{2} +7x+10\)
Step-by-step explanation:
(x+5)(x+2)
x(x+2)+5(x+2)
x^2+2x+5(x+2)
x^2+2x+5(x+2)
x^2+2x+5x+10
x^2+7x+10
Aircraft A has 105 more seats than aircraft B. If their total number of seats is 519, find the number of seats for each aircraft.
Aircraft A has how many seats?
Aircraft A has 312 seats.
Let's assume that Aircraft B has x seats.
According to the given information, Aircraft A has 105 more seats than Aircraft B. So, the number of seats in Aircraft A can be expressed as x + 105.
The total number of seats in both aircraft is 519, which can be represented by the equation:
x + (x + 105) = 519
Simplifying this equation, we have:
2x + 105 = 519
Subtracting 105 from both sides, we get:
2x = 414
Dividing both sides by 2, we find:
x = 207
Therefore, Aircraft B has 207 seats.
To find the number of seats in Aircraft A, we substitute the value of x back into the expression x + 105:
Aircraft A = 207 + 105 = 312
Hence, Aircraft A has 312 seats.
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Select the correct answer.
You are a delivery driver for an online retail company. The table shows your statistics for total, successful, and missed shipments.
Day Total Shipments Successful Shipments Missed Shipments
1 58 51 7
2 79 72 7
3 82 80 2
4 64 58 8
Which day in the table has incorrect information?
A.
A math error was made when computing the total shipments for day 4.
B.
The missed shipment value for day 4 was accidentally copied from day 1.
C.
The missed shipment value for day 1 was accidentally copied from day 4.
D.
A math error was made when computing the total shipments for day 1.
Answer:
A.
A math error was made when computing the total shipments for day 4.
A health club charges a one-time sign-up fee and a monthly membership fee. The
equation y = 38x+20 represents what the health club charges. Find the rate of
change
Answer: Im guessing it has no term
Step-by-step explanation:
hope its right let me know its right
42 + z= 131
what is z?
Answer:
z=89
Step-by-step explanation:
42+z=131
take 42 away from both sides
z= 89
Answer:
z = 89
Step-by-step explanation:
42 + z = 131
z = 131 - 42
z = 89
please help me in this question is math,solve just d, e&f
Step-by-step explanation:
a) factorize A
A = (2x-1)²+2(3-6x)(4x-7)-4x²+1
expand the terms
(2x-1)²-52x²+108x-41
factorize
(2x-1)²-(26x-41)(2x-1)
factor out the common factor 2x-1
-(2x-1)(24x-40)
A = -8(2x-1)(3x-5)
b) show that B = (3x-11)(2x-1)
6x²-25x+11
6x²-3x-22x+11
3x(2x-1)-11(2x-1)
(2x-1)(3x-11)
c) Expand and reduce A
(2x-1)²+2(3-6x)(4x-7)-4x²+1
-48x²+108x-40
d) Calculate A for x=0 and x=-1
when x=0 -48(0)²+108(0)-40
A=0
x=-1 -48(-1)²+108(-1)-40
A=-196
e) Reduce 2A-3B
A=-48x²+108x-40 B=6x²-25x+11
2(-48x²+108x-40)-3(6x²-25x+11)
-96x²+216x-80-18x²+75x-33
-144x²+291x-113
f) Factorize 2A-B
A=-48x²+108x-40 B=6x²-25x+11
2(-48x²+108x-40)-(6x²-25x+11)
-96x²+216x-80-6x²+25x-11
-102x²+241x-91
x=(241 + sqrt(20953))/204
x=(241 - sqrt(20953))/204
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simplify 13¹/3+2¹/3-10/2
The simplified form of 13¹/3 + 2¹/3 - 10/2 is a fraction 64/6 that can be simplified by dividing both the numerator and denominator by their greatest common divisor, which is 2 the final answer is 32/3.
Given
13¹/3+2¹/3-10/2
Required simplified it =?
First, we have simplified both constants separately
13¹/3 = (3 * 13 + 1) / 3 = 40/3
2¹/3 = (3 * 2 + 1) / 3 = 7/3
now the expression become = 40/3 + 7/3 - 10/2
now taking LCM of 3 and 2 which is 6.
= 80/6 + 14/6 - 30/6
now we have to simplify this fraction by dividing by 2 = 64/6
Therefore, the simplified form of 13¹/3 + 2¹/3 - 10/2 is 32/3.
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Write the linear equation that gives the rule for this table.
Linear equations are two-variable equations that graph as a straight line.
What is meant by linear equation?An algebraic equation with simply a constant and a first-order (linear) term, such as y=mx+b, where m is the slope and b is the y-intercept, is known as a linear equation. The variables in the previous sentence, y and x, are referred to as a "linear equation with two variables" at times.
Two-variable equations that graph as a straight line are said to be linear equations. The slope and y-intercept of a linear equation allow it to be graphed. Y = mx + b, where m is the slope and b is the y-intercept, is the formula used to represent a line. A graph's straight line can be represented by a linear equation.
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Listed below are the top 10 annual salaries (in millions of dollars) of TV personalities. Find the (a) mean, (b) median, (c) mode, and (d) midrange for the given sample data in millions of dollars. Given that these are the top 10 salaries, do we know anything about the salaries of TV personalities in general? Are such top 10 lists valuable for gaining insight into the larger population?
Answer:
a) Mean = 20.23 million dollars.
b) Median = 14.1 million dollars.
c) Mode = non-existent for this distribution.
d) Midrange = 22.65 million dollars.
- Given that these are the top 10 salaries, do we know anything about the salaries of TV personalities in general?
Answer - Since the sample values are the 10 highest, they give almost no information about the salaries of TV personalities in general.
- Are such top 10 lists valuable for gaining insight into the larger population?
Answer - No, because such top 10 lists represent an extreme subset of the population rather than the larger population.
Step-by-step explanation:
The question is incomplete, the top 10 salary data, in millions of dollars, was obtained online to be
8.3, 9.2, 9.8, 12.1, 13.5, 14.7, 26.5, 34.7, 36.5, 37
a) Mean
The mean is the sum of variables divided by the number of variables
x = each variable
N = number of variables = 10
Mean = (Σx)/N
Σx = 8.3+9.2+9.8+12.1+13.5+14.7+26.5+34.7+36.5+37 = 202.3
Mean = (202.3/10) = 20.23 million dollars
b) Median
The median is the variable that falls at the middle of the distribution when all the variables are arranged in ascending or descending order. For an odd-numbered dataset, it is simply the middle number, but for an even-numbered dataset, it is the average of the two middle numbers.
The distribution, arranged in ascending order is 8.3, 9.2, 9.8, 12.1, 13.5, 14.7, 26.5, 34.7, 36.5, 37
The two middle numbers are 13.5 and 14.7
Median = (13.5+14.7)/2 = 14.1 million dollars
c) Mode
The mode is the variable that occurs the most in a distribution. It is the variable with the highest frequency in the distribution.
For this distribution of the top 10 salaries for TV personalities, all the variables occur only once, with no variable appearing more often than another. Hence, there is no more for this distribution.
d) Midrange
The midrange is the average of the highest and lowest variables in a distribution. It is the midpoint of the range, hence, it is arithmetic mean of the highest and lowest variables of the distribution.
Highest value = 37
Lowest value = 8.3
Midrange = (37+8.3)/2 = 22.65 million dollars
Given that these are the top 10 salaries, do we know anything about the salaries of TV personalities in general?
Since the sample values are the 10 highest, they give almost no information about the salaries of TV personalities in general. For all we know, the top 10 highest salaries can be very far away from the day if the distribution, or the rest of the distribution can just be the same number over and over again, no way to know that from just the data of the top 10 salaries for TV personalities.
Are such top 10 lists valuable for gaining insight into the larger population?
No, because such top 10 lists represent an extreme subset of the population rather than the larger population
Hope this Helps!!!
36 irrational or rational and why?
Answer:
Rational
Step-by-step explanation:
First tip with numbers... All whole numbers are rational and all numbers, rational or irrational are real numbers. Rational numbers consist of whole numbers, integers, fractions, and so on... While irrational numbers are numbers that can't be simplified to a basic whole number or fraction like 36.
Pi (π) is an example of an irrational number.
36 is an example of a rational number.
Hope you get it now! :)
Which graph represents the following piecewise defined function?
The graph that represents the given piecewise function has a range of
R: (-∞, 0) ∪ (0,2] ∪ (4, ∞).
What is a piecewise function?A piecewise function is a combination of subfunctions that are defined with different intervals in the domain.
The range of the piecewise function is the union of all the ranges of the subfunctions.
Calculation:The given piecewise function is
g(x) = x², x < 0
= 1/2 x, 0 < x ≤ 4
= x, x > 4
The domain and range for the subfunctions in the given piecewise function are:
for g(x) = x²; Domain is {x < 0} and Range is (-∞, 0)
for g(x) = 1/2 x; Domain is {0 < x ≤ 4} and Range is (0, 2]
for g(x) = x; Domain is {x > 4} and Range is (4, ∞)
Then, the range of the given piecewise function is
Range: (-∞, 0) ∪ (0, 2] ∪ (4, ∞)
Thus, the graph shown in the question is the correct one.
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Answer: c, its da 3rd graph
Step-by-step explanation:
A walking path across a park is represented by the equation y=-2x-7. A
new path will be built perpendicular to this path. The paths will intersect at
the point (-2,-3). Identify the equation that represents the new path.
10-
10
510
The equation of the new path is y = -1/2x - 4
How to determine the equation?The equation is given as:
y = 2x - 7
A linear equation is represented as:
y = mx + c
Where m represents slope
This means that:
m = 2
Let the slope of the perpendicular equation be n.
The condition of perpendicular lines is
n = -1/m
So, we have:
n = -1/2
The equation of the new path is then calculated using:
y = n(x - x1) + y1
So, we have:
y= -1/2(x + 2) - 3
Expand
y = -1/2x - 4
Hence, the equation of the new path is y = -1/2x - 4
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DONT IGNORE PLEASE!! What is the measure of angle c
A. 94°
B. 86°
C. 18°
D. 274°
Answer:
B
Step-by-step explanation:
the sum of the 3 angles in a triangle is 180° , so
∠ c + 56° + 38° = 180°
∠ c + 94° = 180° ( subtract 94° from both sides )
∠ c = 86°
A projector displays a rectangular image on a wall. The height of the wall is x feet. The area in square feet of the projection is represented by x^2-12x+32. The width of the projection is (x-4) feet. a. Write a binomial that represents the height of the projection b. Find the perimeter of the projection when the height of the wall is 10 ft.
Given:
The area of the projection is
\(A=(x^2-12x+32)ft^2\)The width of the projection is w =(x-4) feet.
Let l be the height of the projection.
The shape of the projection is a rectangle.
Consider the formula for the area of the rectangle.
\(A=lw\)\(\text{ Sustitute }A=\mleft(x^2-12x+32\mright)\text{ and w=(x-4) in the formula.}\)\(x^2-12x+32=l(x-4)\)\(Use\text{ }-12x=-8x-4x.\)\(x^2-8x-4x+32=l(x-4)\)\(x(x-8)-4(x-8)=l(x-4)\)\((x-8)(x-4)=l(x-4)\)Cancel out the common factor.
\((x-8)=l\)Hence the height of the projection is (x-8).
b)
Given:
Height of the wall x=10 ft.
We know that the width of the projection w =(x-4) and height of the projection l=(x-8).
Substitute x=10 in the equation l and w, we get
\(w=10-4=6\text{ ft}\)\(l=10-8=2ft\)Consider the perimeter of the rectangle.
\(P=2(l+w)\)Substitute l=2 and w=10 in the formula, we get
\(P=2(2+4)=2\times8=16\text{ ft.}\)Hence the perimeter of the projection is 16 ft when the height of the wall is 10 ft.
how many grams are in 2.2 kilograms?
Answer:
How many grams are in 2.2
kilograms?
The solution is
Step-by-step explanation:
There are 2,200 grams in 2.2 kilograms.
There are 1,000 grams in one kilogram.
So, to convert kilograms to grams, you multiply the number of kilograms by 1,000.
To find out how numerous grams are in2.2 kilograms, you would multiply 2.2 by 1,000
So, 2.2 kilograms x 1,000 grams/ kilogram
= 2,200 grams
So, there are 2,200 grams in 2.2 kilograms.
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27,490 to the nearest ten thousand
Answer:
is the comma supposed to be a decimal point?
Step-by-step explanation:
27,000
7 is in the ten thousandth place, and four is next to it. you would look at the number next to the seven and if the number is five or more, you would change the seven to an eight but since the number is four or less, it stays the same.
Instant brainliest please help.
Answer:the second one
Step-by-step explanation: