Answer:
4 inches
Step-by-step explanation:
A square has four sides that are always the same length. If all four sides added up are 16, then one side would be 16/4, which is 4.
Triangles S T U and W V X are congruent. Angles W and W are congruent, T and V are congruent, and U and X are congruent. Which of the following statements are correct based on the diagram? Select all that apply. Segment U T is congruent to segment X V Angle S is congruent to angle V Segment S T is congruent to segment W V Angle V is congruent to angle T Segment U S is congruent to segment X V
The correct option will be that S T is congruent to segment W V.
Congruent trianglesGiven the triangles STU and WVX, if the triangje are congruent, then the measure of their sides will be the same.
Since the corresponding angles are congruent, hence the equivalent sides will be:
ST = WV
Su = WX
TU = VX
Based on these, the correct option will be that S T is congruent to segment W V.
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Answer:
Step-by-step explanation:
What should be added to 15/16 to get 78/48
Answer:
First, find a common denominator for 16 and 48, which is 48.
Multiply the numerator and denominator of 15/16 by 3 to have a common denominator of 48:
(15/16) * (3/3) = 45/48
Now, subtract 45/48 from 78/48:
78/48 - 45/48 = (78 - 45) / 48 = 33/48
Therefore, the difference between 78/48 and 15/16 is 33/48.
So, to find the number that needs to be added to 15/16 to get 78/48, it is 33/48.
In a recent season, Albert Pujols had 175 hits in 530 ot bats. At this pace, how many hits would Albert Pujols have in 590 at Type answer here
Answer:
im albert cousin
Step-by-step explanation:
his full name is José Alberto Pujols Alcántara
my name is carlos daniel pujols frias
PLEASE HELP!!!
Which of the following is the Best Buy?
1 L for $1.68
0.5 L for $1.29
2 L for $3.40
3 L for $5.07
Answer:
it's 1 L
Step-by-step explanation:
it's pretty easy just do some multiplication
Danny charges 30$ for 3 hours of swimming lessons martin charges 55$ for 5 hours of swimming lessons which deal is better
Answer:
Danny
Step-by-step explanation:
Danny charges $10 an hour
Martin charges $11 an hour
What is the value of the expression with base 3 and exponent 4
The statement is equivalent to numerical value 81.
What are algebraic expressions?In mathematics, an expression or mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.
Given is the statement as -
"base 3 and exponent 4"
We can write mathematically as -
{x} = 3⁴
{x} = 3 x 3 x 3 x 3
{x} = 81
Therefore, the statement is equivalent to numerical value 81.
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PLS HELP THIS IS DUE TODAY
Answer: You can find after i explain how
Step-by-step explanation:
Add the x's together
So the problem is 6x + 1 =
This is a triangle so it = 180
6x + 1 = 180
__________
Subtract 1 from itself so 6x crosses out
Then subract 1 from 180
Which = 179
Now, divide 6 from both sides 6x is crosses out
You are left with x = (the number you got when dividing 179 / 6)
Help me please summer homework
Given z1= sqrt 2 (cos(3pi/4)+ i sin (3pi/4)) and z2= (cos(pi/2)+ i sin (pi/2)), what is the value of z1-z2?
A- cos(0)+isin(0)
B-cos(0)-isin(0)
C- cos(pi)+isin(pi)
D- cos(pi)-isin(pi)
Answer:
Answer is B
Step-by-step explanation:
The value of z₁ - z₂ is C- cos(pi)+isin(pi)
Since z₁ = √2[cos(3π/4) + isin(3π/4)] and z₂ = [cos(π/2) + isin(π/2)]
z₁ - z₂ = √2[cos(3π/4) + isin(3π/4)] - ([cos(π/2) + isin(π/2)])
= √2[cos(3π/4)] + i√2[sin(3π/4)] - cos(π/2) - isin(π/2)
= √2[cos(3π/4)] - cos(π/2) + i√2[sin(3π/4)] - isin(π/2)
Since 3π/4 = 3π/4 × 180°/π = 135° and π/2 = π/2 × 180°/π = 90°,
So,
z₁ - z₂ = √2[cos(3π/4)] - cos(π/2) + i√2[sin(3π/4)] - isin(π/2)
z₁ - z₂ = √2[cos135°] - cos90° + i√2[sin135°] - isin90°
z₁ - z₂ = √2[cos(180° - 45°) - cos90° + i(√2[sin(180° - 45°)] - sin90°)
z₁ - z₂ = √2[-cos45°] - cos90° + i√2[sin45°] - isin90°
cos45° = sin45° = 1/√2 and sin90° = 1 and cos90° = 0.
So,
z₁ - z₂ = √2[-1/√2 ] - 0 + i(√2[1/√2 ] - 1)
z₁ - z₂ = - 1 - 0 + i(1 - 1)
z₁ - z₂ = - 1 + i0
z₁ - z₂ = - 1
So, the magnitude of |z₁ - z₂| = |- 1| = 1 = r
It's argument tanθ = sinθ/cosθ, since sinθ = 0 and cosθ = -1
tanθ = 0/-1 = -0
tanθ = -0 ⇒ tan(π - θ) = 0
Taking inverse tan of both sides, we have
π - θ = tan⁻¹(0)
π - θ = 0
π = θ
Since z₁ - z₂ = r[cosθ + isinθ] and r = 1 and θ = π, then
z₁ - z₂ = r[cosθ + isinθ]
z₁ - z₂ = 1[cosπ + isinπ]
z₁ - z₂ = cosπ + isinπ
The value of z₁ - z₂ is C- cos(pi)+isin(pi)
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for some function f(x), then: lim ∑ 8/n f (2 + 2j/n) = 6
Based on the given equation, we can say that as n approaches infinity, the sum ∑ 8/n f (2 + 2j/n) approaches 6. This implies that the average value of the function f(x) over the interval [2,4] is equal to 6.
However, we cannot determine the exact function f(x) without additional information or constraints. The function f(x) and given the following expression: lim ∑ 8/n f(2 + 2j/n) = 6, where the limit is taken as n approaches infinity. Let's break down the expression and see what it represents.
1. "lim" stands for "limit," which means we are examining the behavior of the expression as a certain variable approaches a particular value. In this case, we're looking at what happens when n approaches infinity.
2. "∑" is the summation symbol, which is used to represent the sum of a sequence of terms. Here, the terms depend on the index variable j.
3. "8/n" is a factor in the expression, and it will influence the value of each term in the summation.
4. "f(2 + 2j/n)" is the function f(x) evaluated at the point x = 2 + 2j/n.
Now, let's put it all together:
As n approaches infinity, we are considering the sum of the terms 8/n * f(2 + 2j/n) for each j from 1 to n. The given information states that this sum approaches a limit of 6.
So, for some function f(x), we have:
lim (n→∞) ∑ [8/n f(2 + 2j/n)] = 6
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The pressure developed by a centrifugal pump depends on the fluid density, the diameter of the pump impeller, the rotational speed of the impeller, and the volumetric flow rate through the pump (centrifugal pumps are not recommended for highly viscous fluids, so viscosity is not commonly an important variable). a. Perform a dimensional analysis to determine the minimum number of variable required to represent the pump performance characteristic in the most general (dimensionless) form. I 5. Continued You have a pump in the field that has a 1.5 ft diameter impeller that is driven by a motor operating at 750 rpm. You want to determine what head the pump will develop when pumping a liquid with a density of 50 lbm/ft? at a rate of 1000 gpm. You do this by running a test in the lab on a scale model of the pump that has a 0.5 ft diameter impeller using water and a motor that runs at 1200 rpm. I b. At what flow rate of water (in gpm) should the lab pump be operated? C. If the lab pump develops a head of 85 ft at this flow rate, what head would the pump in the field develop with the operating fluid at the specified flow rate? Recall that AP = pgHp, where Hp = pump head. 1
To determine the minimum number of variables required to represent the pump performance characteristic in the most general form, we can use dimensional analysis. In dimensional analysis, we express physical quantities in terms of their fundamental dimensions such as length, mass, and time.
The variables involved in the pump performance characteristic are:
1. Fluid density (ρ) - measured in mass per unit volume (lbm/ft^3)
2. Impeller diameter (D) - measured in length (ft)
3. Rotational speed of the impeller (N) - measured in rotations per minute (rpm)
4. Volumetric flow rate (Q) - measured in volume per unit time (gpm)
To determine the number of variables required, we consider the fundamental dimensions involved:
1. Mass (M)
2. Length (L)
3. Time (T)
Using these dimensions, we can express the variables as:
1. Fluid density (ρ) - [M]/[L^3]
2. Impeller diameter (D) - [L]
3. Rotational speed of the impeller (N) - [T^-1]
4. Volumetric flow rate (Q) - [L^3]/[T]
To represent the pump performance characteristic in the most general (dimensionless) form, we need to eliminate the dimensions by combining the variables in a way that results in a dimensionless quantity. This can be achieved using the Buckingham Pi theorem, which states that if a physical relationship involves 'n' variables and 'k' fundamental dimensions, then the relationship can be represented using 'n - k' dimensionless quantities.
In this case, we have 4 variables (ρ, D, N, Q) and 3 fundamental dimensions (M, L, T). Therefore, the minimum number of variables required to represent the pump performance characteristic in the most general form is 4 - 3 = 1 dimensionless quantity.
Moving on to the second part of the question, we are given a pump in the field with a 1.5 ft diameter impeller and a motor operating at 750 rpm. We want to determine the head the pump will develop when pumping a liquid with a density of 50 lbm/ft^3 at a rate of 1000 gpm. To do this, we run a test in the lab on a scale model of the pump with a 0.5 ft diameter impeller, water, and a motor running at 1200 rpm.
In order to determine the flow rate of water (in gpm) at which the lab pump should be operated, we need to establish a similarity between the field and lab conditions. The similarity criteria that should be maintained are the impeller diameter and the rotational speed of the impeller. Therefore, the lab pump should be operated at the same rotational speed of 750 rpm.
Finally, if the lab pump develops a head of 85 ft at this flow rate, we can use the similarity criteria to determine the head that the pump in the field would develop with the operating fluid at the specified flow rate. Since the impeller diameter and rotational speed are maintained, we can assume that the head developed by the pump is directly proportional to the square of the impeller diameter. Therefore, the head developed by the pump in the field can be calculated as follows:
(1.5/0.5)^2 * 85 ft = 255 ft
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2. Two students created a list of steps for the following construction. Which student has steps in the correct order, and which does not? Explain.
The student that has the steps in the correct order regarding the construction is student B.
How to analyze the construction?From the information, it is important to draw a line that intersect point B and C. The compass should be put on point B.
It is important to also keep the compass at same width. In conclusion, the student that has the steps in the correct order regarding the construction is student B.
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Which best describes the triangle or triangles if anything that can be formed with sides measuring 60 cm 100 cm times 40 cm? 
The statement which best describes the triangle or triangles, if any, that can be formed with the sides measuring 60 centimeters, 100 centimeters, and 40 centimeters include the following: A. No triangle.
What is the Triangle Inequality Theorem?In Mathematics, the Triangle Inequality Theorem is represented by this mathematical expression:
b - c < a < b + c
Where:
a, b, and c represent the side lengths of this triangle.
By applying the Triangle Inequality Theorem to the side lengths of this triangle, the number of triangles that can be formed would be determined as follows:
60 + 40 > 100 (False and no triangle).
In conclusion, we can logically deduce that the two (2) short side lengths does not exceed the long side lengths and as such no triangle can be formed with the sides measuring 60 centimeters, 100 centimeters, and 40 centimeter.
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Complete Question:
Which best describes the triangle or triangles, if any, that can be formed with the sides measuring 60 centimeters, 100 centimeters and 40 centimeter?
A. No triangle
B. One unique scalene triangle
C. infinitely small similar scalene triangles
D. Two unique scalene triangles.
with the aid of a diagram ,explain the role of
parathyroid hormone and vitamine D metabolites in the control of
plasma calcuim concentrationq
Parathyroid hormone (PTH) and vitamin D metabolites play a vital role in regulating plasma calcium concentration. This process is essential to maintain the proper levels of calcium in the body. Here's a diagram that explains the role of PTH and vitamin D metabolites in controlling plasma calcium concentration.
Diagrammatic representation of the role of PTH and vitamin D metabolites in the control of plasma calcium concentration [Image credit: Khan Academy] PTH is a hormone secreted by the parathyroid gland, which is responsible for regulating calcium levels in the body. It acts to increase plasma calcium concentration by stimulating bone resorption and renal reabsorption of calcium. In addition, PTH stimulates the production of calcitriol, the active form of vitamin D, in the kidney.
Calcitriol plays a vital role in calcium homeostasis by promoting intestinal absorption of calcium and stimulating bone resorption. This, in turn, helps to increase plasma calcium concentration. Furthermore, calcitriol suppresses PTH production, thereby regulating PTH secretion and maintaining plasma calcium levels within the normal range.In summary, PTH and vitamin D metabolites play a crucial role in the control of plasma calcium concentration. The interaction between these hormones ensures that calcium levels are maintained within the normal range, which is necessary for optimal physiological function.
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determine the interval in which solutions are sure to exist. y^(4) y′′′ 2y=t
The specific interval in which solutions are guaranteed to exist for the given differential equation cannot be determined without additional information such as initial conditions or boundary conditions.
To determine the interval in which solutions are sure to exist for the given differential equation y^(4) + y′′′ + 2y = t, we need to analyze the initial conditions or boundary conditions provided for the equation. The existence and uniqueness of solutions are typically guaranteed within certain intervals when appropriate conditions are met.
Since no initial conditions or boundary conditions are provided in the given equation, we cannot determine the specific interval in which solutions are sure to exist. The existence and uniqueness of solutions depend on the specific problem being addressed and the conditions imposed on the equation.
To ensure the existence of solutions, additional information such as initial values or boundary values needs to be provided. With proper initial or boundary conditions, solutions can be determined within the specified interval.
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(Chapter 14) If f(x,y) has two local maximal, then f must have a local minimum.TrueFalse
It is true that the existence of two local maxima does not guarantee the presence of a local minimum. It is possible for a function to have multiple local maxima and no local minimum.
For example, consider the function f(x,y) = x^4 - 4x^2 + y^2. This function has two local maxima at (2,0) and (-2,0), but no local minimum. Therefore, the statement "if f(x,y) has two local maximal, then f must have a local minimum" is false. The presence or absence of local maxima and minima depends on the behavior of the function in the immediate vicinity of a point, and cannot be determined solely based on the number of local maxima. It is possible for a function to have an infinite number of local maxima and minima, or none at all. Therefore, it is important to carefully analyze the behavior of a function in order to determine the presence or absence of local extrema.
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If the circle is dilated by a scale factor of one-fourth, what will be the length of the new radius? a circle with radius of 16 centimeters. 1 cm 4 cm 20 cm 64 cm
Answer:
4
Step-by-step explanation:
A dilation of a shape's area will proportionately affect its diagonal (or in the case of a circle, its radius). Thus, we can simply multiply the scale factor (1/4) by the circle's original radius to get the length of new radius.
\(16 \left(\dfrac{1}{4} \right)\)
\(= \dfrac{16}{4}\)
\(= 4\)
HURRY. Thank you.
A piece of cheese is shaped like a triangle. It has a height of 3.5 inches and a base that is 4.25 inches long. If 1 inch = 2.54 centimeters, find the area of the cheese in square centimeters. Round the answer to the nearest square centimeter.
20 cm2
10 cm2
96 cm2
48 cm2
Answer:
The answer would be 48 cm2
Step-by-step explanation:
1. We need to convert the inches to square centimeters.
We multiply 3.5 × 2.54, which is 8.89. We can round this to 8.90.
We also multiply 4.25 × 2.54, which is 10.79500. We can round this to 10.80.
2. The formula to find the area of a triangle is \(a= \frac{hb}{2}\)
3. We plug the numbers into the formula. \(a= \frac{(8.90) (10.80) }{2}\)
4. 8.90 × 10.80 = 96.12
5. 96.12 ÷ 2 = 48.06
6. Round 48.06 to the nearest square centimeter to get 48 cm2
Please help! Easy for everyone but me for some reason.
What's the value of x? Show your work.
Answer:
x = 9
Step-by-step explanation:
using Pythagoras' identity in the right triangle
the square on the hypotenuse is equal to the sum of the squares on the other 2 sides , that is
x² + 6² = (\(\sqrt{117}\) )²
x² + 36 = 117 ( subtract 36 from both sides )
x² = 81 ( take square root of both sides )
x = \(\sqrt{81}\) = 9
I NEED THIS before school ends in an hour
If the pattern continues, what would the value of y be when the value of x is 5?
x
0
1
2
3
y
15
19
23
27
If the pattern continues, the value of y when x is 5 would be 35.
Based on the given pattern, we need to determine the value of y when x is 5.
Let's analyze the relationship between x and y:
When x = 0, y = 15
When x = 1, y = 19
When x = 2, y = 23
When x = 3, y = 27
By observing the pattern, we can see that the value of y increases by 4 as x increases by 1.
This indicates that there is a constant rate of change between x and y.
To find the value of y when x is 5, we can continue the pattern by adding 4 to the previous value of y:
When x = 4, y = 27 + 4 = 31
When x = 5, y = 31 + 4 = 35
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the semiannual rate is 0.5%
1. what is the APR
2. what is the EAR (use 6 decimal points)
If the semi-annual rate is 0.5%, then the Annual Percentage Rate is 0.0001%.
To find the Annual Percentage Rate (APR), we need to double the semiannual rate since there are two semiannual periods in a year.
So, the APR would be 1% (0.5% * 2).
2. To find the Effective Annual Rate (EAR), we can use the formula:
\(EAR = (1 + r/n)^n - 1\)
where r is the nominal interest rate and n is the number of compounding periods per year.
In this case, the nominal interest rate (r) is 0.5% and the compounding periods per year (n) is 2 (since it's a semiannual rate).
Plugging in these values into the formula:
EAR = (1 + 0.005/2)^2 - 1
EAR = (1.0025)^2 - 1
EAR = 1.005025 - 1
EAR = 0.005025
Therefore, the EAR (rounded to 6 decimal points) is 0.005025.
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anyone good at geometry PLEASE HELP!! need this urgently :(!!!!
Answer and Explanation:
Congruent line segments have the same length.
Therefore, to construct a segment congruent to EF that has an endpoint on point G, we simply have to draw a line that is the same length as EF that ends on G.
See the attached image for a sample answer.
HELP put them in order!
Answer:
3
4
2
5
1
Step-by-step explanation:
(4.3 x 10^6)*(9.8 x 10^-4)=4.214x10^3
(2.9 x 10^7)*(1.6 x 10^-9)=4.64x10^-2
(4.7 x 10^3)*(8.6 x 10^-7)=4.042x10^-3
(3.8 x 10^-4)*(6.1 x 10^2)=2.318x10^-1
(4.042x10^-3)/(2.318x10^-1)=1.74x10^-2
(4.9 x 10^3)*(7.4 x 10^-6)=3.626x10^-2
(3.9 x 10^5)*(8.7 x 10^-3)=3.393x10^3
(3.7 x 10^-5)*(2.9 x 10^8)=1.073x10^4
(3.393x10^3)/(1.073x10^4)=3.16x10^-1
sorry took a while but hope that helps
we are told 5 miles is 8 km.
Convert 32 km to miles.
Step-by-step explanation:
5miles=8km
so, x miles=32km
8x=160
x= 160÷8
=20miles
9. A rise in worldwide oil prices results in a $185 annual increase in
Brady's heating oil.
a. What is the new annual heating oil cost?
b. What do Brady's annual rental expenses now total?
a. The initial cost or the percentage increase, we cannot calculate the exact value of the new annual heating oil cost.
b. To accurately calculate the new annual heating oil cost and the total annual rental expenses, we need additional information such as the initial cost, the percentage increase in oil prices and the initial annual rental expenses.
The initial annual heating oil cost and the percentage increase in worldwide oil prices that led to the $185 annual increase.
Additionally, we need information regarding Brady's annual rental expenses before any changes.
Let's consider the steps you can take to calculate the new annual heating oil cost and the total annual rental expenses.
To determine the new annual heating oil cost, we need to know the initial cost and the percentage increase in oil prices.
Let's assume the initial annual heating oil cost is X dollars.
If the rise in oil prices leads to a $185 annual increase, we can set up the equation as:
X + 185 = New Annual Heating Oil Cost
The initial cost or the percentage increase, we cannot calculate the exact value of the new annual heating oil cost.
Similarly, we require the initial annual rental expenses for Brady in order to calculate the total annual rental expenses now.
If you can provide the initial annual rental expenses, we can add that to any relevant changes or adjustments to determine the new total annual rental expenses.
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Examine the following graph, which shows f(x)=12x2+4x+2. In the graph, the domain is all real numbers. Which of the following restricted domains would result in a function whose intervenes is also a function? Select all that apply.
The restricted domains that would result in a function whose inverse is also a function are:
b. x ≥ -4
c. x > 0
Which of the following restricted domains would result in a function whose inverse is also a function?In order to have a function which it's inverse is also a function, the input value of x must have a unique value of y. This implies that the domain and range can't have repeated values.
In option b (x ≥ -4), all values greater than or equal to -4 are included, which ensures that each input value has a unique output value.
In option c (x > 0), all positive values are included, excluding zero. Again, this guarantees that each input value has a unique output value.
Therefore, options b and c would result in functions whose inverses are also functions.
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Lainey puts $600 into a GIC for 5 years. The GIC pays 6.2% interest, compounded monthly. How much interest has she earned after 5 years?
Answer:
FV= $819.03
Step-by-step explanation:
Giving the following information:
Initial investment= $600
Number of periods= 5*12= 60 months
Interest rate= 0.062/12= 0.0052
To calculate the future value of the investment, we need to use the following formula:
FV= PV*(1+i)^n
FV= 600*(1.0052^60)
FV= $819.03
please help. solve either one I dont care :(
Pls help ASAP this is due tmr
Answer: "add by>" ; "65>" ; "go" im pretty sure
Step-by-step explanation:
my brain
Garden canes have lengths that are normally distributed with mean 208.5cm and standard deviation 2.5cm. What is the probability of the length of a randomly selected cane being between 205cm and 210cm? Correct to 3 decimal places.
Given:
a.) Garden canes have lengths that are normally distributed with a mean of 208.5 cm.
b.) Standard deviation of 2.5 cm.
c.) Probability of the length of a randomly selected cane being between 205cm and 210cm.
Step 1: Determine the z-score of two measures (205 cm and 210 cm).
\(z\text{ score of 205 = }\frac{x\text{ - }\mu}{\sigma}\text{ = }\frac{205\text{ - 208.5}}{2.5}\text{ = }\frac{-3.5}{2.5}\text{ = -1.4}\)\(z\text{ score of 210 = }\frac{x-\mu}{\sigma}\text{ = }\frac{210-208.5}{2.5}\text{ = }\frac{1.5}{2.5}\text{ = 0.6}\)Step 2: Let's determine the equivalent probability of each computed z score.
For 205 cm:
\(\text{ Probability of -1.4 z score = 0.0808}\)For 210 cm:
\(\text{ Probability of 0.6 z score = }0.7257\)Step 3: Subtract the two probabilities.
\(\text{ 0.7257 - 0.0808 = 0.6449 }\approx\text{ 0.645 x 100 = 64.50\%}\)Therefore, the probability of the length of a randomly selected cane being between 205cm and 210cm is around 64.50% or 0.645
Below are the table applied to determine the respective probabilities on a given z score: