The hypothesis of the conditional statement is "if an angle measures 130 degrees," and the conclusion is "the angle is obtuse."
A conditional statement is a statement in the form "if X, then Y," where X is the hypothesis and Y is the conclusion. In this case, the hypothesis is that the angle measures 130 degrees, and the conclusion is that the angle is obtuse.
An angle is obtuse if it measures more than 90 degrees but less than 180 degrees. Since 130 degrees is greater than 90 degrees but less than 180 degrees, the conclusion that the angle is obtuse follows logically from the hypothesis that the angle measures 130 degrees.
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A parabola can be drawn given a focus of (8,10) and a directrix of y=6. write the equation of the parabola in any form
pls help its due in 5 min
The equation of the parabola is h²-16h+8k+32=0 when parabola can be drawn with a focus of (8,10) and a directrix of y=6.
Given that,
A parabola can be drawn with a focus of (8,10) and a directrix of y=6.
We have to find the equation of the parabola in any form.
We know that,
The distance of any point P is (h,k) on a parabola form a focus is equal to its perpendicular distance from the directrix.
So,
√((h-8)²+(k-2)²) = | (k-6)/√0²+1² |
Squaring on both sides
(h-8)²+(k-2)² = (k-6)²
From th formula (a-b)² = a²-2ab+b²
We get,
h²-16h+64+k²-4k+4 = k²-12k+36
h²-16h+64+k²-4k+4 - k²+12k-36 =0
h²-16h+64-4k+4+12k-36=0
h²-16h+8k+32=0
Therefore, The equation of the parabola is h²-16h+8k+32=0 when parabola can be drawn with a focus of (8,10) and a directrix of y=6.
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A triangle has sides of lengths 9,7, and 12. Is it a right triangle? Explain.
no: 92 + 7 + 122
O yes: 92 + 72 122
O no: 92 + 7 = 122
yes: 92 + 7 = 122
All TVs are on sale at Target for 25% off.
The sales tax in Rochester is 7.875%
If Mrs. Winters wants to buy a TV that is regularly priced $800, what will her final cost be?
Answer:
$647.25
Step-by-step explanation:
Twenty-five percent off the regular $800 price comes to 0.75($800), or $600 (after the discount).
Calculating the 7.875% sales tax and adding it in, we find that the final price to be paid is (1 + .07875)($600), or $647.25.
What is the difference between a line and a line segment Class 4?
Answer:
Answer Below
Step-by-step explanation:
The key difference between line and line segment is, a line is extended in both directions infinitely but a line segment has two endpoints.
9
Ten less than the quotient of a number and 4 is 6.
Which equation models the sentence?
©10=8+4=6
Activity Details
OFT
3
6 67
8
The correct equation which models the sentence will be;
⇒ x/4 - 10 = 6
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
The algebraic expression is,
''Ten less than the quotient of a number and 4 is 6.''
Now,
Since, The algebraic expression is,
''Ten less than the quotient of a number and 4 is 6.''
Let a number = x
Hence, The mathematical expression is,
⇒ x/4 - 10 = 6
Solve for x as;
⇒ x/4 = 10 + 6
⇒ x/4 = 16
⇒ x = 16 × 4
⇒ x = 64
Thus, The value of number = 64.
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can you help me find the answer because it doesn't have details that is why I'm confuseddl
For this problem we can see that we have a right triangle given with two equal sides of 25 ft and we need to find the red one side
Since we have a right triangle we can use the Pythagoras theorem given by:
\(a^2+b^2=c^2\)For this case a= b= 25 ft and if we replace we got:
\(25^2+25^2=c^2\)c represent the red side ? if we solve for it we got:
\(c^2=1250\)And we got:
\(c=\sqrt[]{1250}=\sqrt[2]{25^2\cdot2}=25\sqrt[]{2}\)\(c=25\sqrt[]{2}\)What is the answer to the question and thank you if you answer it
Answer:
V=2543.4 cm^3
Step-by-step explanation:
V=pi*r^2*h
V=pi*9^2*10
V=pi*81*10
V=810pi
V=810*3.14
V=2543.4
Answer:
2544.69
Step-by-step explanation:
i think
hope this helps!
I need help ASAP!
Possible answers are 9, 37, -37, 19, 24, 8, and -24
Answer:
37
Step-by-step explanation:
Hello!
First we add 15 to both sides
\(\frac{-5x-10}{5} = -2x + 35\)
Multiply both sides by 5
-5x - 10 = -10x + 175
Add 10 to both sides
-5x = -10x + 185
Add 10x to both sides
5x = 185
Divide both sides by 5
x = 37
The answer is 37
Hope this helps!
\(\dfrac{-5x-10}{5}-15=-2x+20\quad|\cdot5\\\\-5x-10-75=-10x+100\\\\-5x+10x=100+10+75\\\\5x=185\quad|:5\\\\\boxed{x=37}\)
The list shows 15 midday temperatures, in degrees Celsius, in suntown. find the upper quartile
17, 21, 21, 18, 23, 22, 25, 19, 21, 17, 19, 18, 21, 24, 23
To find the upper quartile, we first need to arrange the data in ascending order:
17, 17, 18, 18, 19, 19, 21, 21, 21, 22, 23, 23, 24, 25
The upper quartile (Q3) is the median of the upper half of the data set. To find it, we need to identify the median of the upper half, which includes the values:
22, 23, 23, 24, 25
The median of this data set can be found by taking the average of the two middle values:
(23 + 24) / 2 = 23.5
Therefore, the upper quartile of the data set is 23.5°C.
Answer:
To find the upper quartile, we first need to find the median (Q2) of the data set:
Arrange the data set in ascending order:
17, 17, 18, 18, 19, 19, 21, 21, 21, 22, 23, 23, 24, 25
The median is the middle value, which is 21 in this case.
Next, we need to find the median of the upper half of the data set (values greater than 21):
22, 23, 23, 24, 25
The median of this subset is 23.
Therefore, the upper quartile is 23.
Step-by-step explanation:
rework problem 25 in section 4.2 of your text, involving the rolling of a die. assume that the die is weighted so that the probability of a 1 is 0.1, the probability of a 2 is 0.3, the probability of a 3 is 0.1, the probability of a 4 is 0.1, the probability of a 5 is 0.2, and the probability of a 6 is 0.2. you roll the die until the sum of all numbers which have appeared exceeds 3. a random variable x is defined to be the number of rolls. how many different values are possible for the random variable x ?
Answer: There are 10 different values possible for the random variable x.
Step-by-step explanation:
In this modified problem, the probability of rolling each number is different from a standard fair die. To determine how many different values are possible for the random variable x, we can use the fact that the maximum sum of three rolls is 18 (if all three rolls are 6s), so x cannot be greater than 18.
To find the possible values for x, we can use a probability tree or a table to list all possible outcomes and their probabilities. Here is a table listing the possible values for x and their probabilities:
x Probability
1 0.4
2 0.49
3 0.581
4 0.6639
5 0.73951
6 0.809561
7 0.8746051
8 0.93414459
9 0.987730103
10 1
To calculate these probabilities, we can use the following recursive formula:
P(x=1) = P(sum=1) = 0.1
P(x=k) = P(x=k-1) * (1 - P(sum≤k-1)), for k = 2 to 9
P(x=10) = 1 - P(sum≤9)
Here, P(sum≤k) is the probability of the sum of the first k rolls being less than or equal to 3. We can calculate this probability recursively as well:
P(sum≤1) = P(1) = 0.1
P(sum≤k) = P(sum≤k-1) + P(k), for k = 2 to 18
Here, P(k) is the probability of rolling a k, which is given in the problem statement.
Using these formulas, we can calculate the probabilities for each value of x and list them in the table above. We can see that there are 10 possible values for x, ranging from 1 to 10.
Therefore, there are 10 different values possible for the random variable x.
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What is the value of the expression: -0.75-(-1/5)+0.2+(-3/4)?
Answer:
-1.1Step-by-step explanation:
−0.75−(−1/5)+0.2−3/4
=−0.55+0.2−3/4
=−0.35−3/4
=−11/10
=-1.1
you're welcome (sorry if it is choppy)
Take the points A(2,2) B(3,4) C(5,2) and D (5,4). Apply a scale factor of 2 to only the x values. What are the coordinates of your new set of points?
Answer:
The set of coordinates are;
A’( 4,2)
B’(6,4)
C’(10,2)
D’(10,4)
Step-by-step explanation:
Here, we want to get a set of new points by dilating the x coordinates of the former points by 2
Using the scale factor, we simply are going to multiply the x-coordinate values by 2
Thus we have
A’( 4,2)
B’(6,4)
C’(10,2)
D’(10,4)
Helpppppppppp pleaseeeeeeee
Answer:
24
Step-by-step explanation:
AB = 12
that means BC = 12
Add 2 parts together you get 24
Answer:
AB=12
BC=12
AC=24
i hope that i help you
pls help I will mark brainliest and 100 points
Answer:
The area of the shaded part of the rectangle is 28 m².
Step-by-step explanation:
The area of the shaded part of the rectangle can be calculated by subtracting the areas of the two unshaded triangles from the area of the rectangle.
The area of a rectangle is the product of its width and length.
From inspection of the given diagram, the width of the rectangle is 4 m and the length is 14 m. Therefore, the area of the rectangle is:
\(\begin{aligned}\textsf{Area of the rectangle}&=4\cdot 14\\&=56\; \sf m^2\end{aligned}\)
The area of a triangle is half the product of its base and height.
The bases of the two unshaded triangles are congruent (denoted by the double tick marks) and are 7 m.
The height of both triangles is the height of the rectangle, 4 m.
Therefore, the two triangles have the same area.
\(\begin{aligned}\textsf{Area of 2 unshaded triangles}&=2 \cdot \dfrac{1}{2} \cdot 7 \cdot 4\\&=1 \cdot 7 \cdot 4\\&=7 \cdot 4\\&=28\; \sf m^2\end{aligned}\)
To calculate the area of the shaded part of the rectangle, subtract the area of the 2 unshaded triangles from the area of the rectangle:
\(\begin{aligned}\textsf{Area of the shaded part}&=\sf Area_{rectangle}-Area_{triangles}\\&=56-28\\&=28\; \sf m^2\end{aligned}\)
Therefore, the area of the shaded part of the rectangle is 28 m².
In this exercise we consider sequences defined over the positive natural numbers 1, 2, 3, ... The n-th element in the sequence is denoted as an and therefore the elements in the sequence are a1, 22, 23, ... Each of the following sequences is defined using a closed formula that directly gives an for any positive natural number n. For each sequence, give an equivalent recursive definition, i.e., a basis step and an inductive step defining the n-th element in the sequence as a function of elements already in the sequence (either the previous one or some other element preceding an.) a) an = 4n - 2 b) an = 1+(-1)" c) an = n(n-1) d) an = n2 Suggestion: it may be convenient to first tabulate the values of the sequence for a few values of n, observe the pattern, and then guess the basis and inductive steps. Then, make sure that the basis and inductive steps give the same elements you tabulated. Note: to be fully correct, one should formally prove that the inductive definition of the sequences generate all and only the elements in the sequence. This would require some additional steps, but we omit them for brevity.
Recursive definition:
a) a1 = 2, an+1 = an + 4
b) a1 = 0, an+1 = 2 if n is odd, 0 if n is even
c) a1 = 0, an+1 = an + (2n+1)
d) a1 = 1, an+1 = an + 2n + 1
Sequence defined by an = 4n - 2:
Basis step:
a1 = 4(1) - 2 = 2
Inductive step:
an+1 = 4(n+1) - 2 = 4n + 2 = (4n - 2) + 4 = an + 4
Recursive definition:
a1 = 2, an+1 = an + 4
Sequence defined by an = \(1 + (-1)^n\):
Basis step:
a1 = \(1 + (-1)^1\) = 0
Inductive step:
If n is odd, an+1 = \(1 + (-1)^{(n+1)\)= 2;
If n is even, an+1 = \(1 + (-1)^{(n+1)\) = 0
Recursive definition:
a1 = 0, an+1 = 2 if n is odd, 0 if n is even
Sequence defined by an = n(n-1):
Basis step:
a1 = 0
Inductive step:
an+1 = (n+1)n = \(n^2 + n\) = an + (2n+1)
Recursive definition:
a1 = 0, an+1 = an + (2n+1)
Sequence defined by an = \(n^2\):
Basis step:
a1 = \(1^2\) = 1
Inductive step:
\(an+1 = (n+1)^2 = n^2 + 2n + 1 = an + 2n + 1\)
Recursive definition:
a1 = 1, an+1 = an + 2n + 1
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how would you convert 7/8 into a decimal
Answer:
0.875
Step-by-step explanation:
if the nth term of a number sequence is n^2-1 find the first three terms and the tenth term
PLSS HELP
The nth term of the given number sequence is n^2-1.
The first three terms of the sequence are:
1st term: 1^2-1 = 0
2nd term: 2^2-1 = 3
3rd term: 3^2-1 = 8
The tenth term of the sequence is:
10th term: 10^2-1 = 99
Therefore, the first three terms of the sequence are 0, 3, 8 and the tenth term is 99.
What is the order of the numbers?A set of numbers organized according to certain patterns or rules is known as a number sequence. Sequence types: Sequence of arithmetic operations: Any two successive numbers' difference is constant. Geometric series: Any two consecutive numbers' ratio is constant.
A number sequence example is what?A series of numbers is an ordered list. The three dots signify moving forward in the set pattern. Each digit in the sequence is referred to as a word. The first term in the list is 1, followed by the second by 3, the third by 5, and so on.
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Find the product of the binomials,
(x - 3)(x + 2) (x + 4) =
Answer:
Step-by-step explanation:
(x - 3)(x + 2) (x + 4) =
x^3+3x^2-10x-24
Answer:
x^3+3x^2-10x-24
Step-by-step explanation:
(x - 3)(x + 2) (x + 4)
multiply the first two together first
(x^2+2x-3x-6)(x+4) add like terms first
(x^2-x-6)(x+4)
then multiply
x^3+4x^2-x^2-4x-6x-24
add like terms
x^3+3x^2-10x-24
Can you please help me?
Answer:
59 + 163 + x = 360
(cus a circle is 360 degrees ya feel me boi?)
x = 360 - 59 - 163
x= 138
Don't do drugs kids. Stay in school. Chase morality.
Step-by-step explanation:
Answer:
1. +17°
2.x=138°
Step-by-step explanation:
1. (Counted on my fingers lol -8 to 9)
2. 163+53=222
360-222=138
Evaluate the following expression. “12 more than 5”
The solution of the expression ''12 more than 5'' would be 17.
Used the concept of addition that states,
The process of combining two or more numbers is called the Addition. The 4 main properties of addition are commutative, associative, distributive, and additive identity.
Given that,
The expression is,
''12 more than 5''
Now, we can evaluate the expression as,
12 more than 5
Here the term ''more than'' means to add the number.
So, it can be written as,
''12 more than 5''
= 12 + 5
Add the numbers,
= 17
So, the solution of the expression is 17.
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Using the points ( 6.4, 117) and (6.6, 120), what is the slope of the trend line?
a. -15
b. -12
c. 12
d. 15
Answer:
d 15.
Step-by-step explanation:
Slope = (difference in y values)/ (corresponding difference in x values)
So we have:
Slope = (120-117) / (6.6-6.4)
= 3 / 0.2
= 30/2 = 15.
please help i dont get it and its for a grade! :(
Answer:
y=-4x+5
Step-by-step explanation:
Select the correct formula to solve for x.
cos (33) = x/14
sin (33) = x/14
cos (33) = 14/x
sin (33) = 14/x
Answer: Choice B) sin (33) = x/14
This is because the sine of an angle is equal to the opposite side over the hypotenuse
sin(angle) = opposite/hypotenuse
sin(33) = x/14
We can't use cosine because we don't have a variable for the adjacent side.
A Rhombus has all its internal angles equal. If one of the diagonals is 15cm ,
find the length of the the other diagonal and the area of the Rhombus?
The area of the rhombus is approximately 112.5 square centimeters.
In a rhombus, all internal angles are equal, so we know that the opposite angles are congruent.
Additionally, the diagonals of a rhombus bisect each other at right angles, forming four congruent right triangles.
Let's denote the length of one diagonal as 15 cm, and the lengths of the sides of the rhombus as a.
Using the Pythagorean theorem, we can find the length of the other diagonal.
Let's label it as d.
In each right triangle, the hypotenuse is the length of a side, which is a, and one leg is half the length of the diagonal, which is 15/2 = 7.5 cm.
Applying the Pythagorean theorem, we have:
a² = (7.5)² + (7.5)²
a² = 56.25 + 56.25
a² = 112.5
a = √112.5
a ≈ 10.61 cm
Thus, the length of each side of the rhombus is approximately 10.61 cm.
Since the diagonals of a rhombus are perpendicular bisectors of each other, the other diagonal (d) is equal to the square root of the sum of the squares of the two sides.
Hence:
d² = a² + a²
d² = 2a²
d = √(2a²)
d = √(2 \(\times\) 10.61²)
d ≈ √(2 \(\times\) 112.5)
d ≈ √225
d ≈ 15 cm
So, the length of the other diagonal is approximately 15 cm.
To find the area of the rhombus, we can use the formula:
Area = (diagonal₁ \(\times\) diagonal₂) / 2
Substituting the values, we get:
Area = (15 \(\times\) 15) / 2
Area = 225 / 2
Area = 112.5 cm²
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If two water towers can hold 905 gallons of water, how much water can 11 water towers can hold
Answer:
4977.5 gallons
Step-by-step explanation:
We can write a proportion to solve
2 towers 11 towers
--------------- = ---------------
905 gallons x gallons
Using cross products
2 * x = 905 * 11
2x =9955
Divide each side by 2
2x/2 = 9955/2
x =4977.5 gallons
у = х + 4
3х — 4у = - 19
Answer:
x=3
y=7
Step-by-step explanation:
3x-4(x+4)=-19
3x-4x-16=-19
-x-16=-19
+16. +16
________
-x=-3
×-1 ×-1
______
x=3
y=3+4
y=7
HELP ASAP!!
ABC is similar to QRS. If AB=3 when QR=1,
what is the measure of BC if RS=1.5?
A: 1.5
B: 3
C: 4.5
D: 5
Answer:
C
Step-by-step explanation:
Im going to be quick on this since your in a hurry, is AB is 3 and QR = 1 and their similar then BC would be 3 times the amount of RS which is 1.5 so the Answer is 4.5
Answer:
C
Step-by-step explanation:
___ AA
*~/■ ■ ⊂ P
| ■ ■.(_)
U U ̄ ̄U U
So, I undestood slope right. But, I get confused with the other points that intersect there is multiple of them. How do i look for the slope using rise over run?
Answer:
slope = 2
Step-by-step explanation:
Find 2 points on the line that land perfectly on the grid. I'll choose these 2 here:
(-2, -1) and (0, 3)
Rise is the change in the y value from one point to the other, and run is the change in the x. Looking at these 2 points, y went from -1 to 3. That is a rise of 4. The x went from -2 to 0, so that is a run of 2. "rise over run" means rise literally over run in a fraction like this:
\(m=\frac{rise}{run}\)
The more proper way to calculate slope looks like this, but it's really the same thing in the end:
\(m=\frac{y2-y1}{x2-x1}\)
where (x1, y1) and (x2, y2) are your 2 points.
Finally, the slope of this line is:
\(m=\frac{3--1}{0--2}\\\\m=\frac{4}{2}\\\\m=2\)
That's a rise of 4 over a run of 2, and that simplifies to just a slope of 2.
The data in this table represents a linear function.
What is the slope of this line?
27
13
3
72
x y
2 7
5 16
7 22
9 28
The equation of a line is given by:
y = mx + c
Where m is the slope.
Slope = (d - b) / (c - a)
Where (a, b) and (c, d) are the two points.
The slope of the linear function is 3.
What is an equation of a line?The equation of a line is given by:
y = mx + c
where m is the slope of the line and c is the y-intercept.
Example: y = -3x - 4
Slope = -3 and y-intercept is -4.
We have,
A table that represents a linear function.
x y
2 7
5 16
7 22
9 28
We can have points such as:
(x, y) = (2, 7), (5, 16), (7, 22), and (9, 28)
We can select any two points and find the slope.
(2, 7) = (a, b)
(5, 16) = (c, d)
Slope:
= (d - b) / (c - a)
= 16 - 7 / 5 - 2
= 9 / 3
= 3
Slope = 3
Thus,
The slope of the linear function is 3.
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Brainliest for whoever can answer these correctly.
Answer:
13)25+50+75+100=250 C
14)4*(3+2)=20
Answer:
250mm2
Step-by-step explanation:
13.
5mm×20mm= 100 mm2
5mm× 15mm= 75mm2
5mm×10mm = 50 mm2
5mm × 5mm = 25mm2
100+75+50+25 = 250 mm2 of the whole area