Answer:
She does not have enough wire.
Step-by-step explanation:
The complete question included a design for her sculpture. It is a circle inscribe in a square and the length of the square is 9 inches. The picture above describe the design.
She has in possession a 5 ft of copper to construct a circle inscribe in a square.
The square is 9 inch length.
Perimeter of the square = 4L
where
L = length
Perimeter of the square = 4 × 9
Perimeter of the square = 36 inches
Circumference of a circle = 2πr
r = diameter/2 = 9/2 = 4.5 inches
Circumference of a circle = 2 × π × 4.5
Circumference of a circle = 2 × 4.5 × 3.14
Circumference of a circle = 9 × 3.14
Circumference of a circle = 28.26 inches.
The sculpture will consume 36 inches for the square and 28.26 inches for the circle. The total length for the sculpture will be 36 + 28.26 = 64.26 inches.
She has 5 ft copper for the sculpture . Let us covert the inches to ft to know if the copper wire is enough.
12 inches = 1 foot
64.26 inches = ?
cross multiply
wire required for the sculpture = 64.26/12
wire required for the sculpture = 5.355 ft
She does not have enough wire.
Answer:
No she does not have enough
Step-by-step explanation:
if you throw a pair of six-sided diced with the faces numbered 1 to 6, what is the probability that the sum of the two faces adds to 5?
1/12 is the probability that the sum of the two faces adds to 5 .
What does the math term "probability" mean?
The simple definition of probability is the likelihood that something will occur. We can discuss the probabilities of various outcomes, or how likely they are, whenever we are unsure of how an event will turn out.
Statistics describes the examination of events subject to probability.
It is because there are total of 3 pairs possible where addition of number face adds to 4.
The pairs are (2,2), (1,3), (3,1).
The total outcomes possible(sample space) is 36.
Hence probability is 3/36, that is, 1/12
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At a coffee shop, the amount of tax due is calculated based on the cost of the customer's
order.
t = the amount of tax due
c = the cost of the order
Which of the variables is independent and which is dependent?
In this context, the dependent variable is t (amount of tax due) and the independent variable is c (cost of the order).In this scenario, the variables are t (the amount of tax due) and c (the cost of the order).
To determine which variable is independent and which is dependent, we need to understand their relationship.In this case, the amount of tax due, t, is calculated based on the cost of the customer's order, c. The tax amount is dependent on the cost of the order because it is directly influenced by the value of c. As the cost of the order changes, the amount of tax due will also change accordingly.
On the other hand, the cost of the order, c, is independent. It is not influenced or determined by the amount of tax due. The customer can choose the cost of their order, and the tax will be calculated based on that chosen amount.
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After a party, there are 7/10 of the pizza left. Then Raj ate 30% of that. How much pizza did he eat?
Answer:
3 peices
Step-by-step explanation:
HELPPPP!!!! ASAPPP!!!!
Answer:
Choice A: \(y=-3x+4\)
Step-by-step explanation:
For this we have to find the slope and the y-intercept.
Finding slope:
For slope we can use this formula \(m=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\).
\(m=\frac{7--2}{2--1}\)
There, now we solve it.
\(m=\frac{7--2}{-1-2}=\frac{9}{-3}=-3\)
Slope is -3.
Finding the y-intercept:
We will plug in an ordered pair and the slope to this formula
I'll be using the ordered pair (-1,7).
\(y-y_1=m(x-x_1)\\y-7=-3[x-(-1)]\\y-7=-3x-3\\y=-3x+4\)
So the y-intercept is 4.
And we already wrote the equation.
Pierre and Blessy are in a bike race.
(a) Blessy starts the race at 10.45am and finishes at 2.10pm.
Work out how long Blessy takes.
Give your answer in hours and minutes.
Answer:
3 hrs and 25 mins
Step-by-step explanation:
10:45 (45 + 15 = 60 = 1 hour)
11:00 ( 11:00 + 3 hours = 2:00)
2:00 ( +10 more mins)
= 2:10 pm
i need help pls hurry.thsnks
A. E'F' and EF are equal in length.
Step-by-step explanation:
A reflection across any axis does not change the length of a segment.
for equation y-3=2(×+4) the line has a slop of 2 and contains what point
hello
the equation given is
\(\begin{gathered} y-3=2(x+4) \\ y-3=2x+8 \\ y=2x+8+3 \\ y=2x+11 \end{gathered}\)the slope of the equation is equal to 2
the points are (-5 ,1)
t
PROBLEM SOLVING You need two bottles of fertilizer to treat the flower garden shown. How many bottles do you need to treat a
similar garden with a perimeter of 105 feet?
We need more info pls
m+7+(-15m) + 9-17m= 58
Answer:
\(m=-\frac{42}{31}\)
Step-by-step explanation:
\(m+7+\left(-15m\right)+9-17m=58\)
Remove brackets:
\(m+7-15m+9-17m=58\)
Group the similar terms together:
\(m-15m-17m+7+9=58\)
\(-31m+16=58\)
Subtract 16 from both sides:
\(-31m+16-16=58-16\)
\(-31m=42\)
Divide both sides by -31:
\(\frac{-31m}{-31}=\frac{42}{-31}\)
\(m=-\frac{42}{31}\)
El volumen de un cubo ed de 125 cm3. ¿cuantas veces aumentara el volumen de ese cubo si se duplica la medida de su arista?
Answer:
The volume would increase 8 times
Step-by-step explanation:
The volume of a cube is given by the following formula:
Volume = side^3
With a volume of 125 cm3, we have:
125 = side^3
Now, if we double the length of the side, we have that:
New volume = (2*side)^3
New volume = 8*side^3
New volume = 8 * 125 = 1000
So the ratio of the new volume over the old volume is:
New volume / Volume = 1000 / 125 = 8
So the volume increased 8 times.
14. A boy is standing on the top of a tower, observed that the angle of depression of a car on the horizontal ground is 60". On descending 140 m vertically downwards from the top of the tower, the angle of depression of the car is found to be 45°
(i) Find the height of the tower. (Take √3=1.732).
(ii) How far is the car from the foot of the tower?
The height of the tower is 331.3 meters
The distance from the car to the foot of the tower is 191.3 meters
The situation forms a right angle triangle.
Right angle triangle:Right angle triangle has one of its angles as 90 degrees. Therefore,
The height of the tower is the opposite side of the right angle triangle. The distance from the foot of the tower to the car is the adjacent side of the triangle formed.
Therefore, the following trigonometric can be formed from the relationship.
let
x = adjacent side = distance from the foot of the tower to the car.
Therefore,
\(x=\frac{140 + h}{tan60}=\frac{h}{tan45}\)
cross multiply,
(140 + h)(tan 45) = h tan 60
140 tan 45 + h tan 45 = h tan 60
140 tan 45 = h tan 60 - h tan 45
140 = h√3 - h
140 = 1.732h - h
140 = 0.732h
h = 140 / 0.732
h = 191.256830601
h = 191.3
Therefore,
height of the tower = 140 + 191.3 = 331.3
The distance from the car to the foot of the tower is as follows;
x = 191.3 / tan 45x = 191.3 / 1
x = 191.3
Therefore, the distance from the car to the foot of the tower is 191.3 meters
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Can Someone help ill rate brainliest!!
Answer:
2
Step-by-step explanation:
Let Ishan’s age equal an unknown quantity we’ll call “x”.
An age 4 times Ishan’s would be 4 times x, written “4x”.
An age 6 years older than Ishan’s would be written “x+6”.
Now, through the magic of algebra, we can write an equation: 4x = x+6 . This means that “four times Ishan’s age is equal to his age plus six.”
The magic continues: you can subtract an”x” from each side of the equation. You can subtract any quantity from either side, but subtracting”x” will leave 6 on the right and “3x” on the left: 3x = 6.
Divide both sides by the same quantity: 3.
This will give you x =2. This indicates Ishan’s age is 2.
Answer:
Ishaan is 2 years old.
Step-by-step explanation:
We can create a systems of equations for this, assuming b is Ben's age and i is Ishaan's age.
\(b = 4i\)
\(b = i+6\)
Let's solve via substitution.
\(4i = i+6\)
Subtract i from both sides:
\(3i = 6\)
Divide both sides by 3:
\(i = 2\)
So Ishaan is 2 years old. Ben is:
\(4(2) = 8\) years old.
Hope this helped!
(2 1/3 - 1 5/6) divided by ÷ 1 1/3
Answer:
\(\frac{3}{8}\) or 0.375
Step-by-step explanation:
please help this is due soon
the answer is 60degree..hope it helps u
TE
The temperature was 4 degrees at midday
Atte
1M
By evening, the temperature was - 6 degrees.
Select all of the calculations below that show how to figure out the
temperature change.
se-
0 4-6
4+ (-6)
(-6) - 4
C (-6) + 4
+6+ (-4)
Answer:
answer is 3 option I believe
the tax rate is 7.5%. what is the tax on $110
Answer:
Divide the tax rate by 100. A tax of 7.5 percent was added to the product to make it equal to 118.25. So, divide 7.5 by 100 to get 0.075.
Answer:
$8.25
Step-by-step explanation:
To find the tax on $110, find 7.5% of 110.
Let x be 7.5% of 110.
\( \frac{7.5}{100} = \frac{x}{110} \)
\(110 \times 7.5 = 100x\)
\(825 = 100x\)
\(8.25 = x\)
7.5% of 110 is $8.25. The tax on $110 is $8.25.
help me pls it is geometry
Answer:
m < b = 76
Step-by-step explanation:
Because b is directly across from the 76 degree angle, that makes them vertical angles, which means they are the same degree I believe.
Answer:
∠ b = 76°
Step-by-step explanation:
∠ b and 76° are vertically opposite angles and are congruent , then
∠ b = 76°
What is the absolute value of (-100) and why?
The line passes through (0,5) and (2,13) find the slope
Answer:
Slope = 4
Step-by-step explanation:
if a simple Pearson correlation value = .512, what percentage of variance is accounted for? a. 26% b. 49% c. 51% d. 74%
Answer: c
Step-by-step explanation:
Joey is considering two bowling membership plans. The plans are detailed here. Plan 1: $30 for a monthly pass and a $3 fee for each bowling visit Plan 2: $10 for each bowling visit Select the equation for Plan 1.
y = -10
y = 10x
y = 30x +3
3x+30
Answer:
This equation represents Plan 1, since it shows that the cost to join the plan is $30 and the cost for each bowling visit is $3.
Step-by-step explanation:
Answer: 3x + 30
Step-by-step explanation: the $3 fee depends on how many times joey goes bowling so it will be 3x + the flat $30 per month
The store paid $2.70 for a book and sold it for $6.20. What is the profit as a percent?
Answer:
129.6% profit
Step-by-step explanation:
1)Firstly in order to find the overall profit you take away $2.70 from $6.20 = $3.50
2)The next step is to put the profit over the amount paid = 3.50/2.70 = 35/27.
3)In order to find the percentaage you multiply 35/27 by 100 = 129.629 recurring. This rounded to 1 decimal place is 129.6%
Thank you for reading, please let me know if I've missed anything out!
please please please help
The amount of time it would take for Mr. Smith's rocket to return to the ground is 8 seconds.
How to determine the time when the rocket would hit the ground?Based on the information provided, we can logically deduce that the height (h) in meters, of this rocket above the ground is related to time by the following quadratic function:
h(t) = -16t² + 128t
Generally speaking, the height of this rocket would be equal to zero (0) when it hits the ground. Therefore, we would equate the height function to zero (0) as follows:
0 = -16t² + 128t
16t² = 128t
16t = 128
Time, t = 128/16
Time, t = 8 seconds.
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PLEASE HELP!! Just graph transformation on the graph picture, no need to show work or explain. (Ignore the line in the center)
The vertices of the triangle after reflection over y=x are (-1, 5), (-4, 1) and (-1, 0).
The vertices of the triangle from the given graph are (-5, -1), (-1, -4) and (0, -1).
Reflection across line y=x.
Reflect over the y = x, when you reflect a point across the line y = x, the x-coordinate and y-coordinate change places. If you reflect over the line y = -x, the x-coordinate and y-coordinate change places and are negated (the signs are changed).
After reflection over y=x, we get vertices has
(-5, -1)→(-1, 5)
(-1, -4)→(-4, 1)
(0, -1)→(-1, 0)
Therefore, the vertices of the triangle after reflection over y=x are (-1, 5), (-4, 1) and (-1, 0).
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express the absolute value f(x)=6|x| function as a piecewise-defined function.
The absolute value f(x)=6|x| function as a piecewise-defined function is:
f(x) = { 6x, if x ≥ 0
{ -6x, if x < 0
How to express an absolute value function as a piecewise-defined function?A piecewise-defined function is a function that is defined by multiple sub-functions, each of which applies to a certain range of the input (or domain) values.
Each sub-function is defined by a separate piece of the overall function, and together they define the entire domain of the function. The sub-functions are typically separated by breakpoints, which are values of the input variable at which the sub-functions change.
|x| can either be -x or x. Thus, the absolute value function f(x) = 6|x| can be written as:
f(x)= 6x or f(x)= -6x
Therefore, the piecewise-defined function of f(x) = 6|x| will be:
f(x) = { 6x, if x ≥ 0
{ -6x, if x < 0
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find the partition number are f(x)=x^3-75x 5
The partition number for f(x) = x^3 - 75x + 5 with n = 5 and Δx = 10 is -12,500 and the function is f(x) = x^3 - 75x.
A partition number, in the context of a function, typically refers to how many intervals a given function is being divided into. However, this concept is more commonly used in numerical integration methods like Riemann sums, trapezoidal rule, or Simpson's rule. To provide a more accurate and relevant answer, please clarify the context or the goal you have in mind for the given function f(x) = x^3 - 75x.
To find the partition number for f(x) = x^3 - 75x + 5, we need to use a partition function. One commonly used partition function is the Riemann sum.
The Riemann sum is defined as:
∑[f(xi*) * Δxi] from i = 1 to n
where xi* is any point in the ith subinterval and Δxi is the width of the ith subinterval.
To find the partition number, we need to choose the number of subintervals (n) and the width of each subinterval (Δx). We can choose any values for n and Δx, but the smaller the width of the subinterval, the more accurate our approximation will be.
For example, let's choose n = 5 and Δx = 10. This means we will divide the interval [0, 50] into 5 subintervals of width 10.
The endpoints of our subintervals will be:
x0 = 0
x1 = 10
x2 = 20
x3 = 30
x4 = 40
x5 = 50
The Riemann sum for our partition is:
f(x1*) * Δx + f(x2*) * Δx + f(x3*) * Δx + f(x4*) * Δx + f(x5*) * Δx
where x1*, x2*, x3*, x4*, and x5* are any points in their respective subintervals.
To evaluate the Riemann sum, we need to find the value of f(x) at each point xi*. For example, at x1* = 5 (the midpoint of the first subinterval), we have:
f(x1*) = (5)^3 - 75(5) + 5 = -185
Similarly, we can find the values of f(x) at the other four points xi* and substitute them into the Riemann sum:
-185 * 10 + (-315) * 10 + (-375) * 10 + (-315) * 10 + (-185) * 10
= -12,500
Therefore, the partition number for f(x) = x^3 - 75x + 5 with n = 5 and Δx = 10 is -12,500.
The partition number for the function f(x) = x^3 - 75x.
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The point A(4, 1) is reflected over the point (0, -3) and its image is point B. What are the coordinates of point B?
A reflection over the point (0,0) is given by:
\((x,y)\rightarrow(-x,-y)\)Nevertheless, the reflection is being made over the point (0,-3). We can first make a traslation of the point (0,-3) to the origin. Then, reflect the new coordinates of the point A through the origin and then bring back the new origin to (0,-3).
First, make a traslation such that the new coordinates of (0,-3) are (0,0):
\((x,y)\rightarrow(x,y+3)\)Then, apply a reflection through the origin:
\((x,y+3)\rightarrow(-x,-y-3)\)Finally, make a traslation reciprocal to the first one:
\((-x,-y-3)\rightarrow(-x,-y-3-3)=(-x,-y-6)\)Therefore, the reflection over the point (0,-3) can be written as:
\((x,y)\rightarrow(-x,-y-6)\)Substitute (x,y)=(4,1) to find out the new coordinates of A after the reflection:
\(\begin{gathered} A\rightarrow B \\ \Rightarrow(4,1)\rightarrow(-4,-1-6)=(-4,-7) \end{gathered}\)Therefore, the coordinates of the point B are (-4,-7).
Use the substitution method to solve the system of equations: y = 2x + 7; x = 9
In Exercises 7–10, use the graph of the function to find the domain and range of f and each function value.
(a) f(−1)
(b) f(0)
(c) f(1)
(d) f(2)
The domain and range of the function are [-3, 3] and [-2, 4], respectively and The function values for (a) f(-1), (b) f(0), (c) f(1) and (d) f(2) are 0, -2, 4, and 3, respectively. The total number of words used is 163.
Given that the graph of the function is shown below, the domain and range of the function need to be determined along with finding the function values for (a) f(−1), (b) f(0), (c) f(1) and (d) f(2).Graph of the function:Graph of the function for the given graph of the function, we can observe that the domain of the function is from -3 to 3 as the graph is defined within these limits.In order to find the range of the function, we need to look at the range of the y-coordinates.
The minimum value of y is -2 and maximum value of y is 4.Range of the function: [-2, 4]a) f(-1) means the function value for x = -1. As we can observe from the graph, the point where x = -1 is on the graph of the function is (1, 0). Therefore, f(-1) = 0b) f(0) means the function value for x = 0. As we can observe from the graph, the point where x = 0 is on the graph of the function is (0, -2).
Therefore, f(0) = -2c) f(1) means the function value for x = 1. As we can observe from the graph, the point where x = 1 is on the graph of the function is (2, 4). Therefore, f(1) = 4d) f(2) means the function value for x = 2. As we can observe from the graph, the point where x = 2 is on the graph of the function is (3, 3). Therefore, f(2) = 3
Thus, the domain and range of the function are [-3, 3] and [-2, 4], respectively. The function values for (a) f(-1), (b) f(0), (c) f(1) and (d) f(2) are 0, -2, 4, and 3, respectively. The total number of words used is 163.
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Given that f(x) = 5x2 − 100 = 0, find x