Answer:
221 I am sorry if I am wrong. I tried
Step-by-step explanation:
The cross-section of this prism is a square with side length 4 m. What is the surface area of the prism?
(photo attached below.)
The final answer for the surface area of the prism is 32 m^2 + 16h m^2.
To find the surface area of the prism, we need to calculate the area of each face and sum them up.
The prism has two identical square faces and four rectangular faces. The square face has a side length of 4 m. The area of one square face is given by:
Area of square face = side length^2 = 4^2 = 16 m^2
Since there are two square faces, the total area of the square faces is:
Total area of square faces = \(2 * 16 = 32 m^2\)
The rectangular faces have a length equal to the side length of the square face (4 m) and a width equal to the height of the prism. Let's assume the height of the prism is h. The area of one rectangular face is given by:
Area of rectangular face = length * width = \(4 * h = 4h m^2\)
Since there are four rectangular faces, the total area of the rectangular faces is:
Total area of rectangular faces = \(4 * 4h = 16h m^2\)
Therefore, the surface area of the prism is the sum of the areas of the square and rectangular faces:
Surface area of prism = Total area of square faces + Total area of rectangular faces
= \(32 m^2 + 16h m^2\)
= \(32 m^2 + 16h m^2\)
The answer for the surface area of the prism is 32 m^2 + 16h m^2.
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Classify the following data. Indicate whether the data is qualitative or quantitative, indicate whether the data is discrete, continuous, or neither, and indicate the level of measurement for the data.
A supervisor must give a summary evaluation rating from among the choices given below:
1) Poor
2) Fair
3) Good
4) Very good
5) Excellent
a. Are these data qualitative or quantitative?
b. Are these data discrete or continuous?
c. What is the highest level of measurement the data possesses?
Answer:
Qualitative data
Neither discrete or continous
Ordinal
Step-by-step explanation:
Qualitative data simply refers to Non-numeric measure, they make use of data labels which are expressed in words rather than figures or numbers.
For a data to be either discrete or continous, then it has to be numeric, since the data is qualitative and non- numeric, then it is neither continous or discrete.
This is an ordinal scale representation of data as data are ordered or ranked in terms of performance, however, there is no measure of difference between each rank or order. The highest level of performance in the scale is Excellent.
Tim's mom filled the gas tank in her SUV and spent $72.00 for 22.5 gallons of unleaded gasoline. What is the constant of proportionality that relates the cost in dollars, y, to the number of gallons of unleaded gasoline, x?
Answer:
3.20 gallons
Step-by-step explanation:
f(x)
g(x)
=∣x∣
=∣x+9∣−5
We can think of
�
gg as a translated (shifted) version of
�
ff.
Complete the description of the transformation.
Use nonnegative numbers.
To get the function
�
gg, shift
�
ff
by
units and to the
by
units.
The function g( x ) is translated to the left by 9 units and down by 5 units.
Given data ,
Let the first function be represented as f ( x )
where the value of f ( x ) = | x |
Let the translated function be g ( x )
where the value of g ( x ) = | x + 9 | - 5
A translation in the coordinate plane moves every point on a figure a given distance in a given direction. The position of any point (x, y) on the figure changes to (x + a, y + b), where a and b are real numbers.
On translating to the left , f ( x + a )
So , the function f ( x ) is translated 9 units to the left by f ( x + 9 ) = | x + 9 |
Now , when the function is translated 5 units down , f ( x ) - 5
So , the translated function is g ( x ) = | x + 9 | - 5
Hence , the function is translated to the left by 9 and up by 5 units.
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Find the tangent of the smaller acute angle in a right triangle with side lengths 5, 12, and 13.
Write your answer as a fraction.
The tangent of the smaller acute angle is ____?_______
The tangent of the smaller acute angle in a right triangle is tanФ = 0.42.
What are trigonometric ratios in terms of a right-angle triangle?We know a right-angled triangle has three sides they are -: Hypotenuse,
Opposite and Adjacent.
We can remember SOH CAH TOA which is,
sin = opposite/hypotenuse, cos = adjecen/hypotenuse and
tan = opposite/adjacent.
Given, A right triangle with side lengths 5, 12, and 13.
tanФ = 5/12.
tanФ = 0.42.
Ф = tan⁻¹(0.42).
Ф = 22.8°.
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Write and solve an inequality to find the possible values of x.
The inequality tha calculates the possible values of x is x < 2
How to determine the inequality tha calculates xFrom the question, we have the following parameters that can be used in our computation:
The figure
Where, we have
3x + 2 < 10
And, we have
2x + 6 < 10
Evaluate the expressions
So, we have
3x < 8 and 2x < 4
Evaluate
x < 8/3 and x < 2
Hence, the inequality tha calculates x is x < 2
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Please help me guys thanks u
Answer:
B. QT = 18; TR = 8
Step-by-step explanation:
QT = x + 6
SR = 12
PS = 27
TR = x - 4
PR/SR = QR/TR (Similarity theorem)
PR = PS + SR = 27 + 12
PR = 39
QR = QT + TR = x + 6 + x - 4
QR = 2x + 2
Substitute
39/12 = (2x + 2)/(x - 4)
13/4 = (2x + 2)/(x - 4)
Cross multiply
13(x - 4) = 4(2x + 2)
13x - 52 = 8x + 8
Collect like terms
13x - 8x = 52 + 8
5x = 60
x = 60/5
x = 12
✔️QT = x + 6
Plug in the value of x
QT = 12 + 6
QT = 18
✔️TR = x - 4 = 12 - 4
TR = 8
what Is the smallest number to be added to 322 to make it divisible by 3?
12×20\ 5(0.2) = That's it
Evaluate the value of expression.
\(\begin{gathered} \frac{12\times20}{5(0.2)}=\frac{240}{1.0} \\ =240 \end{gathered}\)Answer: 240
A line passes through the point (-2,3) and has a slope of 7. Write an equation in slope-intercept form
Answer:
y = 7x + 17
Step-by-step explanation:
Slope-Intercept Form: y = mx + b
Step 1: Define
Slope m = 7
Random point (-2, 3)
Step 2: Substitute
y = 7x + b
Step 3: Find b
3 = 7(-2) + b
3 = -14 + b
17 = b
Step 4: Write linear equation
y = 7x + 17
500=100(x-1)
Someone tell me step by step
Solve the quadratic equation by completing the square. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.)
x2 + 8x + 14 = 0
Answer:
DNE i think sorry if i am wrong
Step-by-step explanation:
Find the numerical value of the log expression.
log a = -1
log b = -6
log
a²
64c4
log c = 3
The numerical value of the logarithm expression that is \(log\frac{a^2}{b^4c^4}\) is 10 when log a = -1, log b = -6 and log c = 3.
Given that,
We have to find the numerical value of the logarithm expression that is \(log\frac{a^2}{b^4c^4}\) when log a = -1, log b = -6 and log c = 3.
We know that,
The use of a logarithm can be applied to solve issues that cannot be resolved using the concept of exponents simply. A logarithm is simply a different way to define exponents.
So,
Take the logarithm expression that is \(log\frac{a^2}{b^4c^4}\)
= \(log\frac{a^2}{b^4c^4}\)
= log a² - log(b⁴c⁴) [ from \(log\frac{x}{y}\) = log x-log y ]
= log a² - (log b⁴ + log c⁴) [ from log (xy) = log x + log y ]
= 2log a - 4log b - 4log c [ from log xⁿ = nlog x ]
= 2( -1) - 4(-6) - 4(3)
= -2 + 24 - 12
= 24 - 14
= 10
Therefore, The numerical value of the logarithm expression that is \(log\frac{a^2}{b^4c^4}\) is 10.
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question is pictured below, need to learn steps to solve this and I dont have my book with me
However, I can still give you some general steps to solve a math problem in 200 words.
Step 1: Read the problem thoroughly and understand what it's asking you to find. This may involve identifying the given information and what you need to find. Also, identify any constraints on the problem, like time or cost.
Step 2: Plan how to solve the problem. Think about what mathematical operations or formulas you can use to find the answer. Make a list of the steps you need to take to solve the problem. Also, determine the units for your answer.
Step 3: Solve the problem. Use the mathematical operations or formulas you've identified in step 2 to find the answer. Show all of your work, including any calculations, so that you can easily check your work later.
Step 4: Check your answer. Make sure that your answer makes sense and that it satisfies any constraints given in the problem. Also, check that your units are correct. If your answer doesn't make sense, go back and review your work to see if you made an error.
Step 5: Reflect on what you've learned. Think about what you did well and what you could improve upon in future problem-solving situations. This will help you become a more effective problem solver in the future.
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The length of a rectangle is 8 feet longer than the width. If the perimeter is 88 feet, find the length and width of the rectangle.
Check the picture below.
\(\textit{perimeter of a rectangle}\\\\ P=2(L+w) ~~ \begin{cases} L=length\\ w=width\\[-0.5em] \hrulefill\\ P=88\\ L=w+8 \end{cases}\implies 88=2( ~~(w+8)+w ~~ ) \\\\\\ 88=2(2w+8)\implies 88=4(w+4)\implies \cfrac{88}{4}=w+4 \\\\\\ 44=w+4\implies \boxed{40=w}\hspace{5em}\stackrel{w+8}{\boxed{L=48}}\)
What is the equation of a circle with a center at (4,-9) and a radius of 5?
Answer:
(x - 4)² + (y + 9)² = 5²
Step-by-step explanation:
The standard form equation is
(x - h)² + (y - k)² = r²
(h, k) is the center
r is the radius
----------------------------
Given (h, k) = (4, -9) and r = 5
(x - 4)² + (y + 9)² = 5²
Question 10 of 10
The vertex of this parabola is at (2,-4). When the yvalue is -3, the x-value is
-3. What is the coefficient of the squared term in the parabola's equation?
10
10
(2,-4) )
- 10
O A. -1
B. 5
O C. 1
O D.-5
\(~~~~~~\textit{vertical parabola vertex form} \\\\ y=a(x- h)^2+ k\qquad \begin{cases} \stackrel{vertex}{(h,k)}\\\\ \stackrel{"a"~is~negative}{op ens~\cap}\qquad \stackrel{"a"~is~positive}{op ens~\cup} \end{cases} \\\\[-0.35em] ~\dotfill\\\\ \stackrel{vertex}{(2~~,~~-4)}\qquad \implies y=a(x-2)^2-4\qquad \textit{we also know that} \begin{cases} y=-3\\ x=-3 \end{cases} \\\\\\ -3=a(-3-2)^2-4\implies 1=a(-5)^2\implies 1=25a\implies \boxed{\cfrac{1}{25}=a}\)
Please help with piece wise function
Answer:
\(h( - 5) = 1 \\ h(2) = 4 \\h(5) = 1\)
help plz thx soo much
fill in the mission numbers to make the fractions equivalent. 1/2 and /8= 4/12 and /60= 2/3 and /12= 4/4 and /8=
To make the fractions equivalent, we need to find the missing numerators that would make them equal. Let's fill in the missing numerators:
1/2 and __/8
To make the fractions equivalent, we can multiply both the numerator and denominator of the first fraction by 4:
1/2 and 4/8
Now, the fractions are equivalent.
---
4/12 and __/60
To make the fractions equivalent, we can multiply both the numerator and denominator of the first fraction by 5:
4/12 and 20/60
Now, the fractions are equivalent.
---
2/3 and __/12
To make the fractions equivalent, we can multiply both the numerator and denominator of the first fraction by 4:
2/3 and 8/12
Now, the fractions are equivalent.
---
4/4 and __/8
To make the fractions equivalent, we can multiply both the numerator and denominator of the first fraction by 2:
4/4 and 8/8
Now, the fractions are equivalent.
Question 14 of 25
For a sample size of n = 28 and a population parameter of p = 0.6, a normal
curve can be used to approximate the sampling distribution.
A. True
OB. False
Answer:
Apparently, i dont know but I will try.
Step-by-step explanation:
I believe its true because I'm a mathematician.
1. The slant height of a cone is 5cm and the radius of its base is 3cm. Find correct to the nearest
whole number the volume of the cone (A) 48cm3 (B) 47cm3 (C) 38cm3 (D)13cm3
The volume of the cone is 13 cm³. option D
How to determine the volumeTo determine the volume of the cone, we have that;
The formula for calculating the volume of a cone is expressed as;
Volume = (1/3)πr ²√(L ² - r ²).
Such that;
r is the radiusL is the slant heightSubstitute the values, we have;
Volume = 1/3 × 3.14 ² × √(25 - 9)
Find the squares, we get;
Volume, V = 1/3 × 9. 86 × √16
Find the square root
Volume, V = 1/3 × 9.86 × 4
Volume, V = 13 cm³
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Proportionality yes or no - show work
X y
____ ____
6 -2
7 -1
8 0
9 1
No, the relationship on the table is not proportional
How to determine if the relationship is proportionalFrom the question, we have the following parameters that can be used in our computation:
x y
____ ____
6 -2
7 -1
8 0
9 1
On the table of values, we can see that:
The values of x increase by 1 i.e. 6, then 7, then 8 and finally 9 As these values of x increase by 1, the values of y increase by 1 also i.e. -2, then -1, then 0 and finally 1Using the above as a guide, we have the following:
The relationship is not a proportional relationship
This is so because it does not have a constant rate (addition of 1 to x and y does not represent proportional relationship)
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Hey I need help with this question I wanna say it’s B
Answer:
1/25
Step-by-step explanation:
f(x)=5^x
f(-2)=?
substitute -2 in place of x
f(-2)=5^-2
=1/5^2
=1/25
Calculate the APY for an account that pays 6% compounded daily.
To calculate the APY (Annual Percentage Yield) for an account that pays 6% compounded daily, we can use the following formula:
APY = (1 + r/n)^n - 1
where r is the annual interest rate and n is the number of compounding periods per year.
In this case, r = 0.06 (6%) and n = 365 (since the interest is compounded daily). Therefore, we have:
APY = (1 + 0.06/365)^365 - 1
APY = 0.0618 or 6.18%
Therefore, the APY for an account that pays 6% compounded daily is 6.18%.
5 divided by 7.25 plz show me how you got that answer step by step
Answer: 1.45
Step-by-step explanation:
HURRYY!!! WILL MARK BRAINLIEST!! i need number 6 and 7!!
Answer:
6) a. 10%
b. 10.01
c. 14
7) a. Seattle
b. Pittsburgh
c. Seattle/3
d. Seattle/6
Step-by-step explanation:
Select all of the shapes below which are rotations of shape X.
A,C,B,D,F,H are the rotations of the shape X given in the picture.
Rotations of shapes refer to the transformation of a shape around a fixed point called the center of rotation. This transformation involves rotating the shape by a certain angle while keeping the shape's size and shape consistent.
The angle of rotation determines how much the shape is rotated. It is measured in degrees or radians.
Properties of Rotations:
Rotations preserve the size and shape of the original shape.
Before and after the rotation, the distance between any two points on the shape and its centre of rotation remains constant.
The orientation of the shape may change, but its overall appearance remains unchanged.
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Which of the following expressions has the greatest value?
Answer:
2^5
Step-by-step explanation:
1^10 = 1 (1*1*1*1*1....)
5^2 = 25 (5*5)
2^5 = 32 (2*2*2*2*2)
3^3 = 27 (3*3*3)
The Variance Inflationary Factor (VIF) measures the: a. correlation of the X variables with the Y variable. b. correlation of the X variables with each other. c. standard deviation of the slope. d. contribution of each X variable with the Y variable after all other X variables are included in the model. e. both a and b.
The X variables have an overall correlation of 0. VIF, or Variance Inflationary Factor, measures the
How much of an inflation variance factor is there?Regression analysis's level of multicollinearity is gauged by a variance inflation factor, or VIF. When several independent variables in some kind of a model with multiple regression correlate with one another, this is known as multicollinearity. The regression findings may be significantly impacted by this.
How high of a VIF is that?Greater correlation between the variable and other variables is indicated by a higher value. With values of Ten or more being considered very high, values greater than 4 or 5 are occasionally considered to be moderate to high.
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