"A Negative correlation can be defined as the inverse relationship between two variables. When one variable increases, the other decreases, and vice versa. These variables move in opposite directions from each other and the correlation between them can vary drastically over a set period of time".
For the given question,
A Negative correlation appears as a recognizable line with a negative slope. The slope of the graph shows a downtrend.
Hence we can conclude that option (C) a graph with both axes unnumbered and points showing a downward trend is the correct answer.
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solve the volume of a cone, V=1/3πr^2h, for h.
h = ?
Answer:
h = 0.011
Step-by-step explanation:
a. How many non-degenerate scalene triangles with integer sides have a
perimeter of 27?
b. A square is inscribed in an equilateral triangle of side length 2 so that
two adjacent corners of the square lie on two sides of the triangle, and
the third side of the triangle contains one side of the square. The area of
the region inside the triangle and outside the square can be expressed as
a√b − c. What is a + b + c?
Answer:
Hello,
a)18
Step-by-step explanation:
\(p=27, int[p/2]=13\\\\\begin{array}{c|c|c|c|c}a&p-a&b&c\\---&---&---&---\\1&26&13&13\\2&25&12&13\\3&24&12&12\\4&23&10&13\\&&11&12\\5&22&9&13\\&&10&12\\&&11&11\\6&21&8&13\\&&9&12\\&&10&11\\7&20&7&13\\&&8&12\\&&9&11\\&&10&10\\8&19&8&11\\&&9&10\\9&18&9&9\\---&---&---&---\\\end{array}\)
number of triangle=18
b)
Side of the equilateral triangle =2
Height=√3 (using Pythagorean's theorem) (tr ACP)
Triangle ABJ has the same area as the triangle ABC
Uisng Thalès's theorem,
\(\dfrac{2-v}{2}=\dfrac{v}{\sqrt{3} } \\\\\\v=\dfrac{2\sqrt{3} }{2+\sqrt{3} } \\\\\\v=\dfrac{2\sqrt{3}*(2-\sqrt{3}) }{1} } \\\\v=4\sqrt{3}-6\\\\v^2=84-48\sqrt{3} \\Area =a\sqrt{b}-c= \sqrt{3} -(84-48\sqrt{3} )=49\sqrt{3} -84\approx{0,87049...}\\\\So:\\b=3\\a=49\\c=84\\\\a+b+c=3+49+84=136\\\)
Tonya uses the greatest common factor and the distributive property to rewrite this sum:
96 + 36
Which expression does Tonya write?
18(5+2)
6(16+6)
12(8+3)
4(24+9)
Answer:
12(8+3)
Step-by-step explanation:
12x8=96
12x3=36
Also, 12 is the GCF
Match each set of equations with the move that turned the first equation into the second.
help me plezzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
Help Quick!
Subtract the linear expressions.
(3/4x−1)−(1/3x+4)
What is the difference?
Enter your answer in the box. Enter fractions as simplified fractions.
Answer:
5x+13
Step-by-step explanation:
i multiplied both sides by their lcm
The difference of the given expression is 5x/12 - 5.
The given expressions are (3/4 x-1) and (1/3 x+4).
What is the subtraction of expressions?To subtract an algebraic expression from another, we should change the signs (from '+' to '-' or from '-' to '+') of all the terms of the expression which is to be subtracted and then the two expressions are added.
Here, (3/4 x-1) - (1/3 x+4)
= 3/4 x -1 -1/3 x -4
= (3/4 x - 1/3 x) -1-4
= 9/12 x - 4/12 x) - 5
= (9-4)/12 x - 5
= 5x/12 - 5
Therefore, the difference of the given expression is 5x/12 - 5.
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Numbers and Operations KA 8th grade- correct answers only ty, and have a great day folks (7 pts)
Answer:c
Step-by-step explanation:
Answer:
it's c
Step-by-step explanation:
khan academy
Carl’s monthly bank statement showed the following deposits and withdrawals: -5.78, 23.67, -16.09, -18.76, 83.10. If Carl's balance in the account was $41.56 at the beginning of the month, what was the account balance at the end of the month?
Sarah wants to predict how many t-shirts your homeroom will sell. She wants to compute the mean number of T-shirts sold by the other homerooms to do this.
Explain how the other homerooms' data support David's claim.
PLEASE HELP QUICK. THIS IS A TEST.
u can add 10 plus 8 u can get 18 or if u get other number u wrong
PLS HELP EXAM
a) -2 = y + 5
c) –2x + 3x – 5 = 6 – 21
e) 4 – 14 = 5x
g) –42 + 20 = –2x + 13x
i) 7 = y – 2
k) –4 – 10 = 4y + 3y
m) 3y = –18
Answer:
a: y = - 7
c: x = -10
e: x = 2
g: x = -2
i: y = 9
k: y = -2
m: y = -6
Step-by-step explanation:
a: Subtract 5 on both sides
c: Add 5 on both sides then combine like terms
e: Combine like terms then divide by 5
g: Combine like terms then divide by 11
i: Add 2 on both sides
k: Combine like terms then divide by 7
m: Divide by three(won't add the number for some reason)
I need help with this last one
Answer:
x = 7.5, y = 8.5-----------------------------------
The two angles with the variable x form a linear pair and therefore:
16x - 18 + 10x + 3 = 18026x - 15 = 18026x = 195x = 195/26x = 7.5Angles 16x - 18 and 12y are congruent as vertical angles:
16*7.5 - 18 = 12y102 = 12yy = 102/12y = 8.5Answer:
x = 7.5
y = 8.5
Step-by-step explanation:
Linear Pair
Two adjacent angles that sum to 180° (two angles which when combined together form a straight line).
To find x, equate the sum of the two angles with the variable x to 180° and solve:
⇒ (16x - 18)° + (10x + 3)° = 180°
⇒ 16x - 18 + 10x + 3 = 180
⇒ 26x - 15 = 180
⇒ 26x = 195
⇒ x = 7.5
Vertical Angles Theorem
When two straight lines intersect, the opposite vertical angles are congruent.
Therefore:
⇒ (16x - 18)° = 12y°
Substitute the found value of x into the equation and solve for y:
⇒ 16x - 18 = 12y
⇒ 16(7.5) - 18 = 12y
⇒ 120 - 18 = 12y
⇒ 102 = 12y
⇒ y = 8.5
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
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Create a histogram that shows this information.
Answer:
Step-by-step explanation:
Answer:
Explanation:
Answer:
Explanation:
Answer:
Explanation:
Answer:
Explanation:
Answer: YOUR MOM
Step-by-step explanation:
Look at the image below.what is the area of the parallelogram
The area of the parallelogram given in the image is 72 square units.
The area of a parallelogram is taken as base × height because it can be divided into two different parts and then reshuffled to make a rectangle, whose area is also base × height.
We know that the area of a parallelogram = base × height ......(i)
Also, we are given quantities for base = 6 units
and height = 12 units
So, putting the values in equation (i), we get
⇒ area = base × height
⇒ area = 6 × 12
⇒ area = 72 square units
So, the area of the parallelogram given is 72 square units.
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need help with this fast!!!!
Answer:
the second one
Step-by-step explanation:
whice model represent cutting 40% of the ribbion
Answer: Model B
Step-by-step explanation: Model B, shows the cutting of 40% of the ribbon since, if you divide it into 10 parts, with each piece representing 10%, if you take away 4 of those parts, which is equal to 40%. So it is Model B.
Find and interpret the mean absolute deviation of the data. Round your answer to the nearest tenth, if necessary.
>Heights of 10-year old Octuplets<
61 | 61 | 61 | 61 | 61 | 61 | 61 | 61
Answer: I think it's 0!
Step-by-step explanation: Hope it helps <3
um ok i need help pls give correct answers
in a survey of 3,100 people who owned a certain type of car, 2,015 said they would buy that type of car again. What percent of people of the people surveyed were satisfied with the car?
The percent of people of the people surveyed were satisfied with the car is the percent of people of the people would buy that type of car again, so we have: 2015 ÷ 3100 × 100% = 65%
ANSWER: 65%
Ok done. Thank to me :3
Answer:
2015 / 3100%= 65%
Step-by-step explanation:
You could never tell how many people there are in this world. So that is why the 3100 should have a percentage which is divided by 2015, equals 65%.
Please answer all questions and number your answers.
helppppppppppppppppppppppppppppppppppppp
Step-by-step explanation: The committee that wrote the article created a central government that could organize the war. However, the committee did not trust an overly powerful government, so they did not give the power to enforce
The telephone company offers two billing plans for local calls. Plan 1 charges $29 per month for unlimited calls and Plan 2 charges $19 per month plus $0.05 per call.
a. Use an inequality to find the number of monthly calls for which Plan 1 is more economical than Plan 2.
b. Explain the meaning of the answer to part a.
Answer:
Step-by-step explanation:
wouldn't you do 29 x 19=551+0.05=551.05
Answer:
The number of monthly calls for which Plan 1 is more economical than Plan 2 is 200 calls If more than 200 calls are made, the plan 1 charge will be more than plan 2. Let the number of charges per month be x If plan 2 charges $16 per month plus $0.04 per call, this is expressed as 0.04x + 16 Price that pan 1 charges = $24 If Plan 1 is more economical than Plan 2, this is expressed as:0.04x + 16 > 24 Subtract 16 from both sides:0.04x + 16 - 16 > 24 - 16 0.04x > 8 x = 6/0.04 x = 200 This shows that if more than 200 calls are made, the plan 1 charge will be more than plan 2.
please help me it is 1 question
Answer:
5/6 more meters
Step-by-step explanation:
Find the perimeter of the wardrobe (Add all the sides together) and you get 4 5/6 m.
Subtract 4 meters because she already has 4 meters of ribbon.
4 5/6 - 4 = 5/6
Answer:
Step-by-step explanation:
P = (2/3)*2 + (7/4)*2 (1 3/4 = 7/4)
4/3 + 14/4
= 16/12 + 42/12
= 58/12
= 29/6
= 4 5/6
She already has 4 m of ribbon
4 5/6 - 4 = 5/6 m or ribbon needed
Clare went to a concession stand that sells pretzels for $3.25, drinks for $1.85, and bags of popcorn for $0.99 each. She bought at least one of each item and spent no more than $10.
Could Clare have purchased 2 pretzels, 2 drinks, and 2 bags of popcorn? Explain your reasoning.
Answer: No Clare can't purchased 2 pretzels, 2 drinks, and 2 bags of popcorn
Step-by-step explanation:
Given:
Pretzel = 3.25
Drinks = 1.85
Popcorn = 0.99
No more than $10
To Find:
Could Clare have purchased 2 pretzels, 2 drinks, and 2 bags of popcorn?
Solution:
2 pretzels = 3.25x2
2 Drink = 1.85x2
2 Popcorn = 0.99x2
3.25x2 = 6.5
1.85x2= 3.7
0.99x2= 1.98
Then add all the answer up
6.5+3.7+1.98= 12.18
Therefore, Clare can't purchased 2 pretzels, 2 Drink, and 2 bags of popcorn.
She can buy 2 pretzels, 1 Drink, and 1 bag of popcorn and Cost 9.34 and still have 0.66
If a rectangular pyramid is sliced by a plane as shown above, which of the following best describes the cross-section of the pyramid?
Helppp!! I don't understand the slice
Answer:
Step-by-step explanation:
The cross-section of a square pyramid will be a square. The section above the cross-section taken will basically be a similar but smaller square pyramid.
completely factor 40f^4b^2 - 30f^3b^3 +20f^6b
simplify your answer
Answer:
\(10bf^{3} (2f^{3} -3b^{2} +4bf)\)
Step-by-step explanation:
\(40f^4b^2 - 30f^3b^3 +20f^6b\)
\(20bf^{6} -30b^{3} f^{3} +40b^{2} f^{4}\)
\(10bf^{3} (2f^{3} -3b^{2} +4bf)\)
Please I need help on this and its due tonight! :( I just need this!
Answer:
see below
Step-by-step explanation:
y-intercept: (0,1)
rate of change: 2/3
Y-intercept: I found this because the y-intercept is when x=0, and where the line crosses through the y-axis. So, we can see that the y-intercept is (0,1)
Rate of change: The rate of change is another word for slope, or rise/run, so we can see, from point (0,1), that the rise is 2 units up and 3 units to the right to another point where the line crosses a whole number point.
Hope this helps :)
helpppppppppppppppppppp
Answer:
16
Step-by-step explanation:
Answer:15
Step-by-step explanation: 25 percent of 12 is 3, so to get the original price add 12 and three to get 15
The scale of the architectural drawing is 2 inches = 5 feet. If a building is 10 inches wide on the drawing, how wide will it be in real life?
A
35 feet
B
20 feet
C
30 feet
D
25 feet
Answer:
The answer is D!
Step-by-step explanation:
Firs you have to do 10 divided into 2, the answer is 5. Now you have to do 5 x 5 that will get you 25. So D is the answer! (25 feet)
If you have any question ask me please! :)
I’m also clueless on this (let’s just say I suck at math :D)
Answer:
Step-by-step explanation:
same:(