Answer: 67%
Step-by-step explanation:
Since we're not solving for area I would just divide this circle into 6 equal parts. 3 on both sides of the diameter. The orange parts take up about 120/180 on one sides of the circle. So 2/3 of half the circle are covered in orange which means 2/6 of the whole circle is covered in orange. Which leaves us with 4/6 blank or white area. 4/6 as a decimal is 0.6666667 or 67%
Answer:
66.67 % (Rounded to the nearest hundreth)
66.666..% or 66 2/3 %
Step-by-step explanation:
The area of the whole circle with radius 4 is 50.27
The white area is 4/6 = 2/3 of the total area = 33.51333333
The geometric probability is the favorable area divided by the total area
33. 513333 / 50.27 = 0.6666666 = 66.666666%
ans guyz (pls no spam)
The height of the water in cylinder after inversion is h = R(2 - √3) cm.
What is meniscus?The curved surface of a liquid in a container is known as a meniscus and is created by the intermolecular interactions between the liquid and the material of the container. The type of the liquid and the container, as well as outside variables like temperature and pressure, all affect the meniscus' form. A concave meniscus has a liquid surface that is lower in the middle than it is at the edges, whereas a convex meniscus has a liquid surface that is higher in the middle than it is at the edges. Many scientific and technical applications, such as figuring out a liquid's surface tension or how fluids behave in microfluidic devices, might benefit from understanding the geometry of the meniscus.
Let us suppose the height of the water level after inversion = h.
The volume of the figure 1 is:
V1 = πR²(R-h)
where, (R-h) represents the height of the cylinder filled with water.
When inversion takes place water forms a smaller hemisphere with radius h.
The volume is:
V2 = 2/3 πh³ + πh² (R-h)
Setting the equations:
V2 = 2/3 πh³ + πh² (R-h)
h = R(2 - √3)
Hence, the height of the water after inversion is h = R(2 - √3) cm.
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Write an equation for the line on the graph below:
Answer:
y=2
Step-by-step explanation:
Hey there!
The answer is y=2 because the x-axis is not defined (there's no value for it as the line didn't pass through it)
helppppppppppppppppppppppppppppp meeeeeeeeeeeeeeeeeee
Answer:
try 594 divided by 16
Step-by-step explanation:
sorry if I'm wrong but hope it helps
Anika has purchased 4 non-fiction and 5 fiction books to read over the summer. In how many different orders can she choose to read the books over the summer? (Enter your answer in the box below, without using comma in the number. The program will insert comma in the number where needed when you submit your answer).
In this case, Anika can choose to read the books over the summer in 604800 different orders.
How to calculate permutationsDifferent orders can be chosen by Anika to read the books over the summer. This can be calculated using the permutation formula.
The formula for permutation is:
P(n,r) = n!/(n-r)!
Where:
P = permutation
n = total number of items
r = number of items taken at a time
In this case, n = 9 (total number of books) and r = 9 (number of books taken at a time).
Therefore,P(9,9) = 9!/(9-9)! = 9!/0! = 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 = 604800
Hence, Anika can choose to read the books over the summer in 604800 different orders.
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ABC Corporation recently issued an IPO. Shortly thereafter it decides it wants to buy back some of its shares. What time frame restrictions would ABC face in order to buy back their own stock
The time restriction faced by ABC Corporation for it to buy back its newly issued shares is 4 weeks
What is share buyback?
Share buyback means that the company would repurchase its own shares in the stock market by paying investors holding the shares, then reduce its number of shares outstanding by the number of shares bought back.
The shares repurchased are known as Treasury stocks, which are held until the company decides to reissue them or cancel them.
The restriction placed on a company before it can repurchase its shares is that the shares must be in issue 4 weeks, in other words, the new issued shares through Initial Public Offer(IPO) must be existence for 4 weeks before being repurchased by the company after having issued an IPO.
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Use spherical coordinates to find the volume of the region outside the cone phi = pi /4 and inside the sphere rho = 4 cos phi. The volume is ____ . (Type an exact answer, using pi as needed.)
The volume is 63.717 cubic units
The limits of integration for rho are 0 and 4 cos phi, since the sphere has radius 4 cos phi. The limits for phi are π/4 and π/2, since we want to consider the region outside the cone but inside the sphere, and phi is the angle between the positive z-axis and the position vector of a point. Finally, the limits for theta are 0 and 2π, since theta is the azimuthal angle and we want to integrate over the entire azimuthal angle.
Thus, the volume of the region is given by:
V = 8 x ∫(0 to 2π) ∫(π/4 to π/2) ∫(0 to 4 cos phi) ρ² sin phi dρ dphi dtheta
Simplifying the integral using basic calculus, we get:
V = 8 x (64/3 - 16/3√2π) = 63.717
Therefore, the volume of the region outside the cone phi = π/4 and inside the sphere rho = 4 cos phi is 8(64/3 - 16/3√2π), which is an exact answer using π as needed.
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I don’t know this one
Answer:
Arrowhead +15
Bone +721
Clay bowl +0
Necklace +462
Woven basket -1200
Step-by-step explanation:
the clay bowl is directly at sea level. so, it's +0 away from sea level.
what is the value of 2x when 5x-3=17
Answer:
\(2x = 8\)
Step-by-step explanation:
We first need to find the value of 'x'.
This means that we need to solve for 'x' in the equation that is given.
======================================================
\(5x - 3 = 17\\\rule{150}{0.5}\\5x - 3 + 3 = 17 + 3\\\\5x = 20\\\\\frac{5x = 20}{5}\\\\\boxed{x = 4}\)
The value of 'x' is 4.
======================================================
We then need to find the value of '2x' by replacing x with '4' and then evaluating.
\(2x; x= 4\\\rule{150}{0.5}\\2 \times 4\\\\\boxed{8}\)
The value of '2x' is 8.
======================================================
Hope this helps!
please help me I need
Answer
1
\((a + b)^{2} = {a}^{2} + 2ab + {b}^{2} \)
Therefore
Answer:
1
Step-by-step explanation:
SEE IMAGE FOR Solution ...
I need help with introduction to probability lesson. Photo is attached below.
The probability of getting heads is 31/50.
How to calculate the probability?Number of tosses = 50
Number of heads = 31
The probability of getting heads will be:
= Number of heads / Total number of tosses
= 31/50
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Question 7 (Essay Worth 6 points)
(04.03 MC)
On a recent survey, students were asked if they like to fly and if they can drive. The partial results are given in the relative frequency table.
Can drive Cannot drive Row Totals
0.60
Likes to fly
Do not like to fly
Column totals 0.55
0.18
0.45
1.00
Complete the relative frequency table, showing all necessary calculations.
×84 DID
Source C
BIUS x, x Tx
I
E E 99
=
Styles
▾
Format
▼
Font
(
Size
A- A
The completed relative frequency table is given by the image shown at the end of the answer.
How to complete the relative frequency table?First we look at the row total of people who like to fly, which is of 70%, hence:
It is stated in the table that the proportion of those who like to fly and can drive is of 0.32.Hence the relative frequency of those who like to fly and cannot drive is of: 0.7 - 0.32 = 0.38.Amount those who can drive, we have that:
The total is of 0.45.0.32 like to fly.Hence the relative frequency of those who do not like to fly is of: 0.45 - 0.32 = 0.13.Amount those who cannot drive, we have that:
The total is of 0.55.0.38 like to fly.Hence the relative frequency of those who do not like to fly is of: 0.55 - 0.38 = 0.17.Thus the total frequency of the second row is given as follows:
0.17 + 0.13 = 0.30.
Missing InformationThe table is given by the image shown at the end of the answer. I don't know if the values are the same but you will have to follow the same procedure to obtain the missing values.
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Answer:
I took the test
the answer is in the image below
Step-by-step explanation:
Theresa is making accessories for the soccer team. She uses 533.16 inches of fabric on
headbands for 33 players and 3 coaches. She also uses 281.82 inches of fabric on wristbands for
just the players. How much fabric was used on a headband and wristband for each player?
Theresa uses 14.81 inches of fabrics on an headband and 8.54 inches on a wristband for each player.
She uses 533.16 inches of fabric on headbands for 33 players and 3 coaches.
let
x = fabric use for each headbands
Therefore,
Total fabrics for headbands:33x + 3x = 533.16
36x = 533.16
x = 533.16 / 36
x = 14.81 inches
let
y = fabrics use for each wristband for players
Total fabrics used for wristbands:33y = 281.82
y = 281.82 / 33
y = 8.54 inches
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What are the coordinates of point A?
A. (0,-4)
B. (-4,0)
C. (4,0)
D. (0,4)
Answer:
(0,-4)
Step-by-step explanation:
The x coordinate comes first in the ordered pair
We do not move left or right from the origin so the x coordinate is zero
The y coordinate is second, we move 4 units down so the y coordinate is negative 4
The ordered pair is (0,-4)
1. Find the value of y using the following diagram. (The angles are vertical angles)
74+5
47
Answer: brainliest please
Part 1) Option D
Part 2) Option C
Step-by-step explanation:
we know that
In a Rhombus
Opposite angles are congruent, and consecutive angles are supplementary. All sides are congruent by definition. The diagonals bisect the angles
Part 1) What is the measure of angle ?
-----> remember that the diagonals bisect the angles
Part 2) What is the measure of angle ?
Remember that
In a rhombus consecutive angles are supplementary
so
The measure of angle is equal to the measure of angle T divided by
Step-by-step explanation:
Question Progress
1272
Simplify the following surds
a) 18
b) 12
c) 32
Will mark brainliest answer
Answer:
___________________________________________________________
FACTS TO KNOW BEFORE SOLVING :-
To simplify a surd , ensure that the number is expressed in such a way that it is the product of factors.Try to express the number as the product of 2 or more perfect squares (if any) because it makes the process of simplifying the surd easier.___________________________________________________________
According to the question ,
a) \(\sqrt{18} =\sqrt{9 \times 2} = \sqrt{9} \times \sqrt{2} = 3\sqrt{2}\)
b) \(\sqrt{12} =\sqrt{4 \times 3} = \sqrt{4} \times \sqrt{3} = 2\sqrt{3}\)
c) \(\sqrt{32} = \sqrt{16 \times 2} = \sqrt{16} \times \sqrt{2} = 4\sqrt{2}\)
Choose the best selection for the
quadrilateral with vertices at the
following points:
(4,0), (8,0), (4,-4), (8,-4)
Hint: Start by graphing the points.
Distance Formula: d= √(x2-x1)² + (y2-y1)²
A. Rectangle
B. Square
C. Rhombus
D. Trapezoid
Answer:
B. Square
Step-by-step explanation:
Finding the side lengths :
Side 1
⇒ d₁ = √(-4 - 0)² + (8 - 8)²
⇒ d₁ = √16
⇒ d₁ = 4
=============================================================
Side 2
⇒ d₂ = √(-4 + 4)² + (8 - 4)²
⇒ d₂ = √16
⇒ d₂ = 4
===========================================================
Side 3
⇒ d₃ = √(-4 - 0)² + (4 - 4)²
⇒ d₃ = √16
⇒ d₃ = 4
============================================================
Side 4
⇒ d₄ = √(0 - 0)² + (8 - 4)²
⇒ d₄ = √16
⇒ d₄ = 4
As all sides of the figure are equal, and it creates 4 right angles, it is a square.
An account earns simple interest. Find the interest earned, principal, interest rate, or time: Interest earned: 10 Principal: $250 Interest Rate: 4% Time: ?
Answer:
It says or, so you can answer any however the answer to time would be 4 years or so
Step-by-step explanation:
10x5 = 50
50x50 = 2500
2500x.4= 1000
1000/250=4
4
What are the first five terms, a1, a2, a3, a4, a5, of the sequence defined by a subscript n = startfraction n squared minus 9 over n cubed 3 endfraction, and how can the sequence be described?
The first five terms of the given sequence are:
a1 = -2
a2 = -5/11
a3 = 0
a4 = 7/67
a5 = 1/8
Also, given sequence should converge to a limit of 0, since the denominator is growing faster than the numerator.
For given question,
We have been given a sequence \(a_n=\frac{n^2-9}{n^3+3}\)
We need to find the first five terms, a1, a2, a3, a4, a5, of the sequence.
For n = 1,
\(a_1=\frac{1^2-9}{1^3+3} \\\\a_1=\frac{-8}{4} \\\\a_1=-2\)
For n = 2,
\(a_2=\frac{2^2-9}{2^3+3}\\\\ a_2=\frac{-5}{11}\)
For n = 3,
\(a_3=\frac{3^2-9}{3^3+3} \\\\a_3=\frac{0}{30}\\\\ a_3=0\)
For n = 4,
\(a_4=\frac{4^2-9}{4^3+3} \\\\a_4=\frac{7}{67}\)
For n = 5,
\(a_5=\frac{5^2-9}{5^3+3} \\\\a_5=\frac{16}{128}\\\\ a_5=\frac{1}{8}\)
Given sequence should converge to a limit of 0, since the denominator is growing faster than the numerator.
Therefore, the first five terms of the given sequence are:
a1 = -2
a2 = -5/11
a3 = 0
a4 = 7/67
a5 = 1/8
Also, given sequence should converge to a limit of 0, since the denominator is growing faster than the numerator.
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I don't know this answer I really need help.
Answer:
a is 5 and b is 6 but I am not sure but I hope it helps
Please solve for x. x/16 = 9/2
Answer:
x = 72
Step-by-step explanation:
\(\frac{x}{16}=\frac{9}{2} \\\\\)
Start by multiplying 16 to both sides
\((\frac{16}{1}) * \frac{x}{16} = (\frac{16}{1}) * \frac{9}{2}\)
16s on the left-hand cancel
\(x =(\frac{16}{1}) * (\frac{9}{2})\)
\(x =( \frac{144}{2} )\)
we can simplify that expression
\(x = 72\)
A 15-foot ladder is set up 5 feet from the base of a building. How far up the building does the ladder reach? Round your answer to the nearest tenth of a foot
Answer:
20 feet up
Step-by-step explanation:
its quite simple really, just add 15+5 and you get 20
Find the surface area of the pyramid. The side lengths of the base are equal.
To find the surface area of a pyramid with an equal side length base, you need to know the length of one side of the base and the slant height of the pyramid. Let's call the side length of the base "s" and the slant height "l".
The surface area of a pyramid can be calculated using the formula:
Surface Area = (1/2) * perimeter of base * slant height + base area
The perimeter of the base of the pyramid is simply 4s (since all sides are equal). The base area can be found by using the formula for the area of a square, which is s^2. Putting this all together, we get:
Surface Area = (1/2) * 4s * l + s^2
Simplifying this expression gives us:
Surface Area = 2sl + s^2
Therefore, the surface area of a pyramid with an equal side length base is given by the formula 2sl + s^2.
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Roll 4 fair six-sided dice. Let X be the value of the lowest die.
Prove that E(X) = (2275/1296)
Hint: For a given k, what is P r(X = k)?
Please show all work
Answer:It is given b the x2 of the anwserr fot the firghjt angle
Step-by-step explanation:
Does (7, 4) make the equation y = x − 3 true?
Answer:
The question is unclear, but yes, if you plug in x as 7, then y does equal 3
Step-by-step explanation:
y = x - 3
Now, if x =7, then:
y = 7 - 3,
so y=4
A student is trying to solve the set of two equations given below:Equation A: x + z = 6 Equation B: 2x + 4z = 1Which of the following is a possible step used in eliminating the z-term? (5 points)Multiply equation B by 4.Multiply equation A by 2.Multiply equation A by −4.Multiply equation B by 2.
System of Equations
Given the system of equations:
x + z = 6
2x + 4z = 1
To solve the system by the elimination method, we must make the coefficients of one variable opposite.
It's required to eliminate the z-term which means we must make the coefficients of z opposite on both equations.
The coefficient of z is 4 in the second equation, so to eliminate the variable, we must multiply the first equation by -4 as follows:
-4x - 4z = -24
Now when we add both equations, the z is eliminated.
Answer: Multiply equation A by −4.
ally and bo share 60$ how much money does bo get
Answer:
If Ally and Bo share evenly, Bo will get 30$, so will Ally. The half of 60 is 30.
Sarah's parents started a savings account for her when she was 12. The plan her parents chose earns 3.2% each year, and her parents initial deposit was $3500. How much will be in Sarah's savings account after 3 years when Sarah is ready to look for a car?
Answer:
$3846.87
Step-by-step explanation:
Assuming the interest is compounded annually, the value in 3 years is ...
FV = P(1 +r)^t
FV = $3500(1.032^3) ≈ $3846.87
Sarah's account will be worth about $3846.87.
The absolute value of a number is the distance it is from 0. The bug is currently to the left of 0 and the absolute value of its location is 4. Where on the number line is it?
Answer:
- 4
Step-by-step explanation:
The absolute value of a number renders a number positive regardless of the preceeding sign. Therefore, either a number is positive or negative, the absolute value of such number will be positive.
In a number line, 0 is the midpoint and values to the left of 0 are negative, while those to the right are positive.
For the scenario, above, the bug is to the left of 0 and has an absolute value of 4 ;
The current position of the number line will be 4 (absolute value) places to the left of 0 which is - 4 (negative numbers are in the left).
In circle P shown, the measure of PQS is 20°.
What is the measure of PRS?
A. 20°
B. 40°
C. 60°
D. 70°
The measure of PRS is 70°, So correct option is D.
What do you mean by circle?A circle is a two-dimensional geometric shape defined as the set of all points that are a fixed distance, called the radius, away from a given central point. Circles are unique among shapes because they have no corners, sides, or edges and are continuous, meaning that they have no gaps or breaks. The circumference of a circle is the distance around its outer edge and is equal to 2π times the radius. The area of a circle is the amount of space contained within its circumference and is equal to π times the square of the radius. Circles are used in a variety of applications, from mathematics and science to engineering, design, and art. In mathematics, circles are used to understand concepts such as angles, arc lengths, and curvature. In science and engineering, they are used to model physical phenomena, such as the motion of planets and the flow of fluids. In design and art, circles are used to create visually appealing patterns, logos, and symbols. The circle is considered a symbol of unity, wholeness, and completeness.
In triangle QRS, angle SQR is 20°, so angle QSR is 180° - 20° = 160°. Since point P is the midpoint of side QR, angle QRP is equal to half of angle QSR, or 160° / 2 = 80°. Therefore, angle PRS = 180° - 80° = 100°. So the measure of angle PRS is 100°, making the answer D. 70°.
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Which equation is correct regarding the measure of ∠1? m∠1 = one-half(a â€"" c) m∠1 = one-half(a c) m∠1 = one-half(b â€"" d) m∠1 = one-half(b d)
The correct equation regarding the measure of angle 1 is m∠1 = one-half(b - d). (Option c)
According to the given information, the measure of angle 1 is half the difference between b and d. We can represent this information using the equation:
m∠1 = one-half(b - d)
We can simplify this equation by distributing the one-half term, which gives:
m∠1 = 1/2 * b - 1/2 * d
Therefore, the correct equation regarding the measure of angle 1 is m∠1 = one-half(b - d). This equation tells us that the measure of angle 1 is equal to half the difference between b and d. We can use this equation to find the measure of angle 1 if we are given the values of b and d.
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Complete Question:
Which equation is correct regarding m∠1?
m∠1 = one-half(a - c)
m∠1= one-half(a + c)
m∠1 = one-half(b - d)
m∠1 = one-half(b + d)