Answer:
720
Explanation:
the general formula to find the sum of interior angles of any polygon is:
180*(n−2)
where n is the number of side of the polygon.
Since hexagon has 6 sides, then the sum of interior angles is 180(6−2)=180×4=720
The angles in the hexagon
we can use the formula degrees = (# of sides – 2) * 180. Then degrees = (6 – 2) * 180 = 720 degrees. Each angle is 720/6 = 120 degrees.
Determine the range of the following graph
Answer:
-7 ≤y≤0
Step-by-step explanation:
The range is the values for y
Y goes from -7 inclusive to 0 inclusive
-7 ≤y≤0
Was this answer calculated by multiplying the fractions?
Someone pls help me I don’t understand it at all
Answer:
D. 4 root 113
Step-by-step explanation:
we have to use Pythagorean Theorem which is
a^2 + b^2 = c^2
where a and b are legs of the triangle that are 45° apart and c is the hypotenuse.
now we just plug in our values.
a^2 + (9)^2 = (47)^2
a^2 + 81 = 2209
now we're gonna solve for A (the missing side)
a^2 = 2128
now we square root both sides to undo the square on A
root(a^2) = root(2128)
because 2128 isn't a pretty root, we have to simplify it
a = 4 root(133)
An AP has first term as 3 and Common difference of 2 how many terms are needed to make the sum to 99
Answer:
9
Step-by-step explanation:
The \(n\)term is \(2n+1\).
\(S_n=\frac{3+2n+1}{2}(n)=99 \\ \\ \frac{n(2n+4)}{2}=99 \\ \\ n(n+2)=99 \\ \\ n^2+2n-99=0 \\ \\ (n+11)(n-9)=0 \\ \\ n=9 \text{ } (n>0)\)
The number of terms that needed to make the sum to 99 is 9
The first term of the arithmetic progression = 3
The common difference = 2
The sum of n term is = (n/2) [2a+(n-1)d]
Where a is the initial term
d is the common difference
Substitute the values in the equation
(n/2) [2(3)+(n-1)2] = 99
(n/2) [6 + 2n - 2] = 99
(n/2)[4+2n] = 99
n(2 + n) = 99
2n + \(n^2\) = 99
\(n^2\) + 2n - 99 = 0
Split the terms
\(n^2\) - 9n +11n - 99 =0
n(n -9) + 11(n - 9) = 0
(n + 11)(n - 9) = 0
n = -11 or 9
Since n cannot be a negative number, therefore n = 9
Hence, the number of terms that needed to make the sum to 99 is 9
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Complete the square to transform the expression x ^ 2 - 2x - 2 into the form a * (x - h) ^ 2 +
k.
(x - 1) ^ 2 + 3
(x - 1) ^ 2 - 3
(x - 2) ^ 2 - 3
O (x - 2) ^ 2 + 3
By completing the square, the vertex form of quadratic equation is (x - 1)² - 3.
How to complete the square in a quadratic equation
In this question we find a quadratic equation in standard form, which must be modified into vertex form by completing the square, which consists in modifying part of the equation into a perfect square trinomial. The vertex form of the quadratic equation is:
y = C · (x - h)² + k
First, write the polynomial in standard form:
x² - 2 · x - 2
Second, use algebra properties to expand the expression:
(x² - 2 · x - 2) + 0
(x² - 2 · x - 2) + 3 - 3
(x² - 2 · x + 1) - 3
Third, use the definition of perfect square trinomial:
(x - 1)² - 3
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Check for extraneous solutions when plugging -7 into x-5=2(x+1).
Check for extraneous solutions when plugging 1 into x-5=-2(x+1)
Please hurry
There are no extraneous solutions when plugging -7 into x-5=2(x+1).
So extraneous solutions means the solutions that you get by solving an equation, but after you try plugging it back into your original equation, the solution does not work.
Now we have our solutions of x=7, and we just need to check whether it is extraneous or not. We can do this by taking x=1 and plugging it back into your original equation x - 5 = 2(x + 1)
x - 5 = 2(x + 1)
-7 - 5 = 2(-7 + 1)
-12 = -14 + 2
-14 + 14
0 = 0
We end up getting that 0 = 0 which is correct,
Thus, there are no extraneous solutions.when plugging -7 into x-5=2(x+1).
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Can someone help me Solve:
-2√3+√75=
Answer:
\(3\sqrt{3}\)------------------
Simplify in below steps:
\(-2\sqrt{3} +\sqrt{75} =\)\(-2\sqrt{3} +\sqrt{25*3} =\)\(-2\sqrt{3} +\sqrt{5^2*3} =\)\(-2\sqrt{3} +5\sqrt{3} =\)\(3\sqrt{3}\)What is the first step in solving the equation: 9n = 72?
Answer:
82
Step-by-step explanation:
Determine if a - 7 is the solution of the equation 2x+10=-4.
In order to check if x = -7 is the solution of the equation, let's use this value in the equation and check if the final sentence is true:
\(\begin{gathered} 2x+10=-4 \\ 2\cdot(-7)+10=-4 \\ -14+10=-4 \\ -4=-4 \end{gathered}\)The final sentence is true, so the value x = -7 is the solution of the equation.
PLEASE ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ILL MARK BRAINLEIST
Stephanie checked the temperature in her house when she woke up. After 3 3/4 hours, the temperature had increased by 10 1/2 degrees. Assuming that the temperature rose at a constant rate, by how many degrees did the temperature in Stephanie’s house increase each hour?
Use this formula to calculate compound interest:
Principal x (1 + Interest Rate)(Time)
$100
Interest Rate = 4%
Time= 5 years
Using the information above, how much money would you have after 5 years? Choose the answer that is closest to the exact answer.
The amount after 5 years on $100 using the compound interest is $122.
According to the question,
We have the following information:
Principal = $100
Interest Rate = 4%
Time= 5 years
We know that the following formula is used to find the total amount if there is compound interest:
Compound amount = \(P(1+\frac{r}{100})^{t}\) where P is the principal, r is interest rate and t is the time in years
(Note that there are different formulas for compound interest depending on how it is calculated.)
A = \(100(1+\frac{4}{100})^{5}\)
A = \(100(\frac{104}{100})^{5}\\100(1.04})^{5}\)
A = 100*1.22
A = $122
Hence, the amount after 5 years on $100 using the compound interest is $122.
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00:00
Estimate 25.65 + 13.23 + 6.35 by rounding each number to the nearest tenth.
26 +13 + 6 = 45
25.7 + 13.3 + 6.4 = 45.4
25.6 + 13.2 + 6.3 = 45.1
25.7 + 13.2 + 6.4 = 45.3
Answer:
\(25.7 + 13.2 + 6.4 = 45.3\)
Step-by-step explanation:
Given
\(Expression: 25.65 + 13.23 + 6.35\)
Required
Approximate to nearest tenth and solve
Approximating each term to the nearest tenth, we have
\(25.65 = 25.7\)
\(13.23 = 13.2\)
\(6.35 = 6.4\)
Bring the approximated term together:
\(Expression: 25.65 + 13.23 + 6.35\) becomes
\(Expression: 25.7 + 13.2 + 6.4\)
\(25.7 + 13.2 + 6.4 = 45.3\)
Hence:
Option D answers the question
This Venn diagram shows sports played by 10 students.
Karl
Jada
Gabby
PLAYS
BASKETBALL
O A=0.50
OB. 0.29
OC. =0.40
D.
=0.20
Fran
Juan
lan
Ella
Let event A = The student plays basketball.
Let event B = The student plays soccer.
What is P(AB)?
PLAYS
SOCCER
Mickey
Mai
Marcus
The conditional probability for this problem is given as follows:
C. P(A|B) = 2/5 = 0.4 = 40%.
How to calculate a probability?The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes.
For this problem, we have that 5 students play soccer, and of those, 2 play basketball, hence the conditional probability is given as follows:
C. P(A|B) = 2/5 = 0.4 = 40%.
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a tank truck holds 33.8 kl of oil. How many gallons does it hold
Can someone help me with this math problem asap
The absolute value function for this problem is given as follows:
y = |x - 4| - 6.
How to define the absolute value function?An absolute value function of vertex (h,k) is defined as follows:
y = a|x - h| + k.
The coordinates of the vertex of the function are given as follows:
(4, -6).
The slope of 1 determines the leading coefficient a as follows:
a = 1.
Hence the function is given as follows:
y = |x - 4| - 6.
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A bag contains 8 blue marbles, 6 red marbles, and 5 green marbles. The marbles are drawn one at a time.
Find the probability, the third marble is red, given that the first two are green and blue and not replaced
Answer:
6.3% chance
Step-by-step explanation:
Tell what whole number you can substitute for z in the following list so the numbers are ordered from least to greatest.
1/x, x/3, 80%
The whole number that can be substituted for z is 1.
The whole number you can substitute for zTo order these numbers from least to greatest, we need to first find a value for x that makes the expressions comparable.
1/x can be rewritten as 0.01/x
80% can be written as 0.8
So, the list becomes:
0.01/x, x/3, 0.8
To compare 0.01/x and x/3, we can cross-multiply and simplify:
0.01/x < x/3
0.01*3 < x^2
0.03 < x^2
x > sqrt(0.03)
Since x has to be a whole number, the smallest possible value for x is 1.
So, substituting x = 1, the list becomes:
0.01, 1/3, 0.8
Ordering these from least to greatest, we get:
0.01, 0.8, 1/3
Therefore, the whole number that can be substituted for z is 1.
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help
What are the solutions to the following system of equations? y = x2 + 8x + 12 3x + y = −6
The solutions for the given system of equations are (-9, 33) and(-2, 12).
What is a linear system of equations?A system of linear equations consists of two or more equations made up of two or more variables such that all equations in the system are considered simultaneously. The solution to a system of linear equations in two variables is any ordered pair that satisfies each equation independently.
The given system of equations are y=x²+8x+12 -----(i) and 3x+y=-6 -----(ii).
Here, y=-6-3x in the equation (i), we get
-6-3x=x²+8x+12
x²+8x+12+6+3x=0
x²+11x+18=0
Splitting middle term method, we get
x²+9x+2x+18=0
x(x+9)+2(x+9)=0
(x+9)(x+2)=0
x=-9 or x=-2
Substitute x=-9 in the equation (ii), we get
y=-6-3(-9)
y=33
Substitute x=-2 in the equation (ii), we get
y=-6-3(-2)
y=12
So, solutions are (-9, 33) and(-2, 12)
Therefore, the solutions for the given system of equations are (-9, 33) and(-2, 12).
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How much would you have to deposit today to accumulate the SAME AMOUNT OF MONEY that $75 monthly payments at a rate of 3.5% compounding monthly for 10 years in an annuity would earn?
Answer:
7606.62
Step-by-step explanation:
Start by finding how much you will have through the annuity. The question isn't that clear, so i will just assume it's an annuity due.
\(p(\frac{(1+i)^n-1}{i})*(1+i)\\i=.035/12= .0029166667\\n=10*12=120\\p=75 (given)\\75\frac{(1+.0029166667)^{120}-1}{.0029166667}*(1+.0029166667)= 10788.814149\\\)
Now just equate this to a time 0 payment at the same rate
\(10788.814149=(1+.0029166667)^{120}*x\\x= 7606.6228603=7606.62\)
As a quick note, if you were supposed to assume that your annuity was an annuity immediate the answer would be 7584.50.
Gina wants to go to the water park with her friends. They have a total of www dollars to buy 555 tickets. Each ticket costs 151515 dollars. Select the equation that matches this situation. Choose 1 answer: Choose 1 answer: (Choice A) 5 = 15 \times w5=15×w5, equals, 15, times, w A 5 = 15 \times w5=15×w5, equals, 15, times, w (Choice B) w = 15 +5w=15+5w, equals, 15, plus, 5 B w = 15 +5w=15+5w, equals, 15, plus, 5 (Choice C) w = 5 \times 15w=5×15w, equals, 5, times, 15 C w = 5 \times 15w=5×15
The equation which correctly represents the given situation as required to be determined is; Choice C; w = 5 × 15.
Which equation correctly matches the given situation?It follows from the task content that the equation which correctly represents the Given situation is to be determined.
Since the intention is to buy 5 tickets in which case; each ticket costs 15 dollars; we have that;
Since the total amount of dollars they have is w dollars; The equation which holds true for the situation is; w = 5 × 15.
Consequently, answer choice C; w = 5 × 15 is correct.
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a) n(n + 2) 224
b)x² + x = 156
Step-by-step explanation:
b)
\( {x}^{2} + x - 156 = 0 \\ (x + 13)(x - 12) = 0 \\ x = - 13 \\ or \\ x = 12\)
Question 2
Take a screenshot of the quadrilateral with its slopes labeled, and paste it below. Based on the slopes, which type of quadrilateral is it? Explain
your answer
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USO 10:01
edmentum answer and yea you're welcome
It should be noted that the quadrilateral is a trapezoid.
What's a trapezoid?A trapezoid is a quadrilateral with at least one pair of parallel sides. In a trapezoid, the parallel sides are called the bases, and the non-parallel sides are called the legs. The distance between the bases is known as the height or altitude of the trapezoid.
A trapezoid has two bases, which are parallel to each other. These bases can have different lengths or the same length, depending on the type of trapezoid.
The legs of a trapezoid are the non-parallel sides. They connect the bases and can have different lengths.
A trapezoid has four angles. The angles formed by the bases and legs are called the base angles, while the angles formed by the legs and non-adjacent side are called the diagonal angles.
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PLEASE HELP!!!
A cylinder has a height of 15 inches. A similar cylinder has a height of 20 inches.
What is the ratio of the surface area of the larger cylinder to the surface area of the smaller cylinder?
Enter your answer by filling in the boxes.
The ratio of the surface area of the larger cylinder to the surface area of the smaller cylinder is 4:3, or 4/3.
How do you find the ratio of the surface area of the larger cylinder to the the smaller cylinder?To find the ratio of the surface areas of the two similar cylinders, we need to consider the ratio of their corresponding dimensions. Since the two cylinders are similar, their radii are proportional to their heights. Let's denote the height of the smaller cylinder as h1, the height of the larger cylinder as h2, the radius of the smaller cylinder as r1, and the radius of the larger cylinder as r2.
Given:
h1 = 15 inches
h2 = 20 inches
The ratio of the heights is:
h2 / h1 = 20 / 15 = 4 / 3
Since the cylinders are similar, the ratio of their radii is the same as the ratio of their heights:
r2 / r1 = 4 / 3
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Please help me right now!
Thank you so much
The length of the arc KL in the given circle is 3.49 units
How to find the length of the arc KL?In a circle whose radius is R, the length of an arc defined by an angle x is given by:
Length = (x/360)*2*3.14*R
Here we know that the radius is 2 units, and the angle for the arc KL is 100°, then we can replace these values in the formula above so we get that the length of the arc is:
Length = (100/360)*2*3.14*2
Lenght = 3.49 units.
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Forces with magnitudes of 2000 newtons and 900 newtons act on a machine part at angles of +45degrees and -60degrees respectively, with the right side of the x-axis. Find the direction and magnitude of the resultant of these forces.
Answer:
First,you need to find the components of each force.
*50 points*
Write a linear function f with the values f(−9)=8 and f(0)=1
Answer:
ฏ๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎
Step-by-step explanation:
Answer:
no
Step-by-step explanation:
noWrite a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.Write a linear function f with the values f(-9) = 8 and f(0) = 1.
Recall a degree n polynomial in 1,2,..., are all linear combinations of monomials in 21, 22, ..., Il, where monimials in 1, 2,...,x are unordered words using 21, 22, ..., as the letters. Examples: 1. A degree 2, also known as quadratic, polynomial in the 1 variable xis of the form ax2 + b + c for some numbers a, b, c. The polynomial is determined by the 3 coefficients a, b, c, and different choices of (a,b,c) result in different polynomials. In linear algebraic terms, the space of degree 2 polynomials in 1 variable is of dimension 3 since it consists of all linear combinations of 3 linearly independent vectors x2, x, and 1. 2. A degree 2 polynomial in 2 variables 11, 12 is of the form ar + bx} + cx1x2 + dx1 + ex2 +f for some numbers a, b, c, d, e, f. Different choices of (a, b, c, d, e, f) result in different polynomials. In linear algebraic terms, the space of degree 2 polynomials in 2 variables is of dimension 6 since it consists of all linear combinations of 6 linearly independent vectors æ}, xż, 1112, 11, 12, and 1. Consider degree 2 polynomials in 3 variables 21, 22, 23. How many coefficients are needed to completely determine such a polynomial? Equivalently, what is the dimension of the space of polynomials in 3 variables such polynomials? Number of coefficients needed/ Dimension: What is dimension of the polynomials of degree N in K variables? (This part of the question is optional and there is no answer box for it.)
The fact that the space of polynomials of degree N in K variables is spanned by all possible monomials of the form \(x_{1} ^{k}\)*\(x_{2} ^{k_{2} }\)...\(x_{k} ^{k_{k} }\), where the exponents satisfy k1 + k2 + ... + kK = N. The number of such monomials is (N+K choose K), which gives the dimension of the space of polynomials of degree N in K variables
A degree 2 polynomial in 3 variables 21, 22, 23 is of the form a\(x^{2}\) + b\(y^{2}\) + c\(z^{2}\) + dxy + exz + fyz + gx + hy + iz + j for some numbers a, b, c, d, e, f, g, h, i, j. Different choices of (a, b, c, d, e, f, g, h, i, j) result in different polynomials.
To completely determine such a polynomial, we need 10 coefficients: a, b, c, d, e, f, g, h, i, and j. Therefore, the dimension of the space of degree 2 polynomials in 3 variables is 10.
In general, the dimension of the space of polynomials of degree N in K variables is given by the formula:
(dimensions of polynomials of degree N in K variables) = (N+K choose K) = ((N+K)!)/(N!K!)
This formula is a consequence of the fact that the space of polynomials of degree N in K variables is spanned by all possible monomials of the form \(x_{1} ^{k}\)*\(x_{2} ^{k_{2} }\)...\(x_{k} ^{k_{k} }\), where the exponents satisfy k1 + k2 + ... + kK = N. The number of such monomials is (N+K choose K), which gives the dimension of the space of polynomials of degree N in K variables.
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plss heeelppppppppppppppp
Answer: I believe its all of them...
Step-by-step explanation:
Answer:
that is a trapezoid.if it were a rectangle it would have four sides but not equal if it was a square it would have four sides but equal.a parallelogram it would be seen somehow slopy and a rhombus too.so that is a trapezoid.
Find the slope of identity function using points (0,0) and ( 3,3) then from two points (0,0) and (-3,-3). Is there any change in its slope?
There is no change in its slope as initial and final slope is 1.
What is slope?
In arithmetic, the slope or gradient of a line may be a variety that describes each the direction and therefore the abruptness of the line.
Main body:
formula for slope with two points form is =
y -y₁ =( y₂-y₁ /x₂-x₁ )(x - x₁)
according to question ,
points are (0,0) and (3,3)
y - 0 = (3-0/3-0)(x -0)
y = 3/3 *x
y = x
hence slope of line is 1.
Now points are (0,0) and (-3,-3).
y - 0 = (-3-0/-3-0)(x -0)
y =- 3/-3 *x
y = x
hence slope of line is 1.
So there is no change in its slope.
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The time a student spends on an online test is compared with the score recieved. After conducting linear regression, a correlation coefficient of 0.867 is determined. Clearly and consicely explain what this r-value means.
Answer:
The following data relates the time a student spends on an online test with the final score: (8 points, 20 minutes), (22 points, 40 minutes), (33 points, 58 minutes), (38 points, 120 minutes). Use your TI83 to determine the linear regression equation, and choose the best response below a. Points = -9.3(minutes) +0.26
Step-by-step explanation:
That's literally it hehe