Answer:
Length 6, Width 2
Step-by-step explanation:
6x2 = 12 = Area
6+6+2+2= 16 = Perimeter
Answer: A. 2 ft by 6 ft
Step-by-step explanation: I took the test and got it right.
Calvin has 80 meters of fencing to enclose his rectangular garden. He wants the garden’s length to be 12 meters greater then its width. Find the length and width of the garden.
a) 12m x 28m
b) 14m x 26m
c) 12m x 24m
d) 18m x 22m
Pls help!
Answer:
a
Step-by-step explanation:
a because when you divide 80 by 12 you get 28, so then it is 12 x 28m. :/
Answer:
Width W = 14 m
Length L = 26 m
Step-by-step explanation:
Perimeter of a rectangle = 80 m = 2L + 2W
L = 12 + W
80 = 2L + 2W
80 = 2(12 + W) + 2W
80 = 24 + 2W + 2W
80 - 24 = 4W
56 = 4W
W = 56 / 4
W = 14 m
L = 12 + W
L = 12 + 14
L = 26 m
check:
80 = 2L + 2W
80 = 2(26) + 2(14)
80 = 52 + 28
80 = 80 ---- OK
GIVING BRAINLIEST, EASY 7TH GRADE MATH PROBLEM.
Answer:
it would be 13.25 or A.
Step-by-step explanation:
:)
Rewrite each expression without using absolute value bars.
|3r-15| if r<5
Rewriting the expression |3r-15| without using absolute value bars gives
3r < 15 for r < 5
How to write the expression without using the absolute value barsAbsolute value do not give negative values it gives only the positive value
The given expression is |3r-15|
|3r - 15| < 0
|3r| < |-15|
3r < 15
If r < 5 then say 4
|3r - 15|
|3 * 4 - 15|
|12 - 15|
|-3| = 3
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Drag the point on the coordinate plane to the solution of the system of equations shown below: y=-2x-1 y = x + 2
Answer:
(1,-1)
Step-by-step explanation:
-2x-1 = x+2
-3x = 3
x = -1
substitute
y = (-1) + 2
y = 1
point: (1,-1)
The sum of the interior angles of
an n-sided polygon is 3600. The
value of n is [? ].
=====================================================
Work Shown:
S = sum of the interior angles of a polygon with n sides
S = 180(n-2)
3600 = 180(n-2)
3600/180 = n-2
20 = n-2
20+2 = n
22 = n
n = 22
How many distinct sets of all 4 quantum numbers are there with n = 4 and ml = -2?
There are two distinct sets of all four quantum numbers with n = 4 and ml = -2:
(n = 4, l = 2, ml = -2, ms = +1/2)
(n = 4, l = 2, ml = -2, ms = -1/2)
To determine the number of distinct sets of all four quantum numbers (n, l, ml, and ms) with n = 4 and ml = -2, we need to consider the allowed values for each quantum number based on their respective rules.
The four quantum numbers are as follows:
Principal quantum number (n): Represents the energy level or shell of the electron. It must be a positive integer (n = 1, 2, 3, ...).
Azimuthal quantum number (l): Determines the shape of the orbital. It can take integer values from 0 to (n-1).
Magnetic quantum number (ml): Specifies the orientation of the orbital in space. It can take integer values from -l to +l.
Spin quantum number (ms): Describes the spin of the electron within the orbital. It can have two values: +1/2 (spin-up) or -1/2 (spin-down).
Given:
n = 4
ml = -2
For n = 4, l can take values from 0 to (n-1), which means l can be 0, 1, 2, or 3.
For ml = -2, the allowed values for l are 2 and -2.
Now, let's find all possible combinations of (n, l, ml, ms) that satisfy the given conditions:
n = 4, l = 2, ml = -2, ms can be +1/2 or -1/2
n = 4, l = 2, ml = 2, ms can be +1/2 or -1/2
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Jam is sold in containers of various sizes shown below.
X=1\4 kg=$3.40
Y=400g =$6.40
Z=1 ½kg=$12.00
Which container of jam represents the best buy? Show all working to explain your answer.
Answer:
Z: 1.5 kg for $12
Step-by-step explanation:
You want the best buy among the choices ...
1/4 kg for $3.40400 g for $6.401.5 kg for $12GraphWe know that 400 g = 0.40 kg, so we can plot these points on a graph:
(mass, cost) = {(0.25, 3.40), (0.40, 6.40), (1.50, 12.00)}
Joining these points to the origin gives a line segment whose slope is the cost per kg. The line with the least slope (farthest to the right) is the one that identifies the lowest price per kg.
Z is the best buy
__
Additional comment
You can divide cost by kilograms to find the lowest cost per kilogram. That is done in the second attachment. Size Z has the lowest cost per kilogram at $8/kg.
An aggregation of parts is also called a(n):____.
a. subsystem.
b. interface.
c. accumulation.
d. collection.
An aggregation of parts is also called a A. Subsystem.
What is a subsystem?In computing, a subsystem is an aggregation or a compilation of parts that then form a system that is able to carry out certain types of purposes.
For instance, a central processing unit on a computer is a subsystem that has things such as the processor and the ram.
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A bagel costs $2.15 and cream cheese
costs $0.75. If you buy milk for $2.00, is
$5.00 enough to cover the cost of all
items? Explain.
Answer:
Yes
Step-by-step explanation:
You do have enough money because 2.15+0.75+2.00 is = to 4.90 and we know that 4.90 is less than 5.00
the two major forms of steganography are insertion and substitution. True or false?
Answer: True
Step-by-step explanation:
If f(x) = sinx, then the Mean Value Theorem guarantees that somewhere between pi/6 and pi/2, f′(x) is equal to which value?
Group of answer choices:
A) 1/2
B) - pi/3
C) 3/2pi
D) 0
If f(x) = sin(x), then the Mean Value Theorem guarantees that somewhere between pi/6 and pi/2, f′(x) is equal to C) 3/2pi
What is the mean value theorem?According to the mean value theorem, there must be at least one point
(c, f(c)) on the curve where the tangent is parallel to the secant going through the two supplied points for every function f(x) whose graph goes through the given points (a, f(a)), and (b, f(b)).
We know, f'(c) = [f(b) - f(a)]/(b - a).
Therefore, f'(c) = [sin(π/2) - sin(π/6)]/(π/2 - π/6).
f'(c) = [1 - 1/2]/2π.
f'(c) = (1/2)/(2π/6).
f'(c) = = (1/2)×6/2π.
f'(c) = = 3/2π.
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1 1/3 of 15
\(\frac{x}{y}\)
Answer:
\(11 \div 3 \times 15 \\ 11 \div 1 \times 5 \\ 11 \times 5 \\ = 55\)
HELP ME PLZZZZZZZZZZ
Answer:
1. Angle Relationship: Alternate Exterior Angles
2. Angle Relationship: Same side Interior angles
3. Angle Relationship: Corresponding angles
Step-by-step explanation:
Alternate Exterior Angles are angles that are outside of the parallel lines and are opposite of each other.
Same side Interior angles are angles that are inside the parallel lines and are on the same side of a transversal.
Corresponding angles are angles that are in the same matching corners.
Hope this helps! :)
Peter invests R4000 for 6years at an interest rate of 16% per annum compounded monthly.calculate the value of the investment at the end of the six year period
Answer:
\(principle \: \times rate \times time \div 100\%\)
4000×16%×6÷100%=3920
graph the equation. identify the intercpts.
y-12=4(x-(-3)
Answer: y inercept = 24 x intercept =-6
Step-by-step explanation:
Use substitution to solve the following system of equation
X =
y =
4x + y = 28
y = 3x
Answer:
x = 4
y = 12
Step-by-step explanation:
Replace all occurrences of y with 3x in each equation.
7x = 28
y = 3x
Divide each term in 7x = 28 by 7 and simplify.
x = 4
y = 3x
Replace all occurrences of x with 4 in each equation.
y = 12
x = 4
The solution to the system is the complete set of ordered pairs that are valid solutions.
(4,12)
The result can be shown in multiple forms.
Point Form:
(4,12)
Equation Form:
x = 4,y = 12
Hope I helped <3
Can you solve 17+4x<9
Answer:
x<-2
Step-by-step explanation:
17+4x<9
4x<-8
x<-2
The solution is:
↬ x < -2Work/explanation:
Recall that the process for solving an inequality is the same as the process for solving an equation (a linear equation in one variable).
Make sure that all constants are on the right:
\(\bf{4x < 9-17}\)
\(\bf{4x < -8}\)
Divide each side by 4:
\(\bf{x < -2}\)
Hence, x < -2Suppose that the nation of Micronesia decides to participate in the international trade of timber. 1. Shift the line representing the world price in a way that results in Micronesia exporting timber. 2. Adjust the shaded area so that it correctly represents producer surplus for Micronesia\'s firms once the country is open to international trade.
The shaded area should be adjusted to reflect the new producer surplus for Micronesian firms, which will be larger than it was before trade due to higher price they can receive by exporting their timber to world market.
What is area?The measure of the size of a two-dimensional surface or shape is area. It is typically measured in square units, such as square meters or square feet, and represents the amount of space that is enclosed by the shape or surface.
To shift the world price line in a way that results in Micronesia exporting timber, we need to assume that the world price of timber is higher than the domestic price in Micronesia before trade. This would create an incentive for Micronesian firms to sell their timber on the world market, where they can receive a higher price.
Shift the world price line upward to a point where it intersects with Micronesia's supply curve.
This will create a new equilibrium point where the quantity of timber supplied by Micronesia equals the quantity demanded by the world market.
To adjust the shaded area to correctly represent producer surplus for Micronesia's firms once the country is open to international trade, we need to consider the changes in producer surplus resulting from the new equilibrium price.
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If A is a 9x6 matrix, what is the largest possible dimension of the row space of A? If A is a 6x9 matrix, what is the largest possible dimension of the row space of A? Explain.
If A has rank 6, then it has 6 linearly independent rows and its row space has dimension 6. If the rank of A is less than 6, then the dimension of the row space will be less than 6.
The row space of a matrix is the span of its row vectors. Therefore, the dimension of the row space is equal to the number of linearly independent rows of the matrix.
For a 9x6 matrix A, the largest possible dimension of the row space is 6. This is because there can be at most 6 linearly independent rows in a 9x6 matrix. If there were more than 6 linearly independent rows, then the matrix would have rank greater than 6, which is impossible since the maximum rank of a 9x6 matrix is 6.
For a 6x9 matrix A, the largest possible dimension of the row space is also 6. This is because the number of linearly independent rows cannot exceed the number of columns in the matrix.
Therefore, if A has rank 6, then it has 6 linearly independent rows and its row space has dimension 6.
However, if the rank of A is less than 6, then the dimension of the row space will be less than 6.
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I have to turn this in please help
Answer: A
Step-by-step explanation: Domain means the x values. Since Miguel works between 15 and 25 hours, the appropriate x values (independent variable) are between 15 and 25.
B is wrong because between 100 and 300 would be the range (y values). C is wrong because a specific domain (between 15 and 25) is specified in the problem, and all real numbers would also include negatives, which isn’t realistic for this scenario. D is wrong because a specific domain is specified. Therefore, it couldn’t be all numbers greater than 0.
The cost for 16 ounces of cheese is $3.20. What is the cost for 20 ounces of cheese? The cost for 20 ounces of cheese is $
Answer:
Step-by-step explanation:
a square's area is 3 times its perimeter. Find the dimensions of the square.
A grocery store wants to examine the relationship between the sales amounts each day at two different locations, store A and store B. The sales amount each day, in dollars, was recorded for 10 days at each store. The least-squares regression line is yˆ=−3,000+1.2x, where x represents the sales amounts each day at store A and y represents the sales amounts each day at store B. If the mean of the 10 sales amounts for store B is $45,000, what is the mean of the 10 sales amounts for store A?
Answer:
The mean of the 10 sales amounts for store A is $40,000.
Step-by-step explanation:
Given;
yˆ= −3,000 + 1.2x ...................... (1)
Where;
x = sales amounts each day at store A or the mean of the 10 sales amounts for store A = ?
yˆ = sales amounts each day at store B or the mean of the 10 sales amounts for store B = $45,000
Substituting y = 45,000 into equation (1) and solve for x, we have:
45,000 = −3,000 + 1.2x
45,000 + 3,000 = 1.2x
48,000 = 1.2x
x = 48,000 / 1.2
x = 40,000
Therefore, the mean of the 10 sales amounts for store A is $40,000.
Evaluate -(2^-6)(2^3) apex
A.-1 over 8
B. -8
C.1 over 8
D.8
The evaluation of of the expression -(2⁻⁶)(2³) is - 1 / 8(-1 over 8)
How to evaluate an expression?The expression can be evaluated as follows:
-(2⁻⁶)(2³)
The expression can be evaluated using the law of indices,
\((x^{a} )^{b} = x^{ab}\) and \((x^{-b} )=\frac{1}{x^{b} }\)
Therefore,
-(2⁻⁶)(2³)
2⁻⁶ = 1 / 2⁶ = 1 / 64
2³ = 2 × 2 × 2 = 8
Hence,
-(1 / 64)(8) = - 8 / 64 = - 1 / 8
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a restaurant offers a choice of 4 salads, 5 main courses, and 3 desserts. how many possible 3-course meals are there?
Using the Fundamental Counting Theorem, it is found that there are 60 possible 3-course meals.
Given,
In the question:
A restaurant offers a choice of 4 salads, 5 main courses, and 3 desserts.
To find the how many possible 3-course meals are there?
Now, According to the question:
Let's know:
What is the Fundamental Counting Theorem?
It is a theorem that states that if there are n things, each with ways to be done, each thing independent of the other, the number of ways they can be done is:
\(N=n_1\) × \(n_2\) × \(n_3\)... ×\(n_n\)
In this problem, considering the number of salads, main courses and desserts, we have that:
\(n_1=4 , n_2=5,n_3=3\)
The total number of options is given by:
N = 4 × 5 × 3
N = 60
Hence, Using the Fundamental Counting Theorem, it is found that there are 60 possible 3-course meals.
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Construct A Truth Table For The Following: Xyz + X(Y Z)' + X'(Y + Z) + (Xyz)' (X + Y')(X' + Z')(Y' + Z') Using De Morgan's Law
To construct a truth table for the given logical expression using De Morgan's Law, we'll break it down step by step and apply the law to simplify the expression.
Let's start with the given expression:
Xyz + X(Y Z)' + X'(Y + Z) + (Xyz)' (X + Y')(X' + Z')(Y' + Z')
Step 1: Apply De Morgan's Law to the term (Xyz)'
(Xyz)' becomes X' + y' + z'
After applying De Morgan's Law, the expression becomes:
Xyz + X(Y Z)' + X'(Y + Z) + (X' + y' + z')(X + Y')(X' + Z')(Y' + Z')
Step 2: Expand the expression by distributing terms:
Xyz + XY'Z' + XYZ' + X'Y + X'Z + X'Y' + X'Z' + y'z' + x'y'z' + x'z'y' + x'z'z' + xy'z' + xyz' + xyz'
Now we have the expanded expression. To construct the truth table, we'll create columns for the variables X, Y, Z, and the corresponding output column based on the expression.
The truth table will have 2^3 = 8 rows to account for all possible combinations of X, Y, and Z.
Here's the complete truth table:
```
| X | Y | Z | Output |
|---|---|---|--------|
| 0 | 0 | 0 | 0 |
| 0 | 0 | 1 | 0 |
| 0 | 1 | 0 | 0 |
| 0 | 1 | 1 | 1 |
| 1 | 0 | 0 | 0 |
| 1 | 0 | 1 | 0 |
| 1 | 1 | 0 | 1 |
| 1 | 1 | 1 | 1 |
```
In the "Output" column, we evaluate the given expression for each combination of X, Y, and Z. For example, when X = 0, Y = 0, and Z = 0, the output is 0. We repeat this process for all possible combinations to fill out the truth table.
Note: The logical operators used in the expression are:
- '+' represents the logical OR operation.
- ' ' represents the logical AND operation.
- ' ' represents the logical NOT operation.
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Sarah used 2. 5 cups of cheese in a dish that serves 10 people. What constant of proportionality relates the number of servings to cups of cheese?.
Write these as 24-hour clock times.
A- 6:05am
B- 11:20pm
C- 12 noon
D- 10:18pm
=0605hrs
B- 11:20pm= 2320hrs
C- 12 noon= 1200hrs
D- 10:18pm= 2218hrs
have a nice day!
a. 06 05
b. 23 20
c. 12 00
d. 22 18
In circle I, IJ=4 and mJIK∠=90∘ Find the area of shaded sector. Express your answer as a fraction times π.
The area of the shaded sector is 4π square units.
To find the area of the shaded sector, we need to calculate the central angle formed by the sector. In this case, we are given that the angle JIK is 90 degrees, which means it forms a quarter of a full circle.
Since a full circle has 360 degrees, the central angle of the shaded sector is 90 degrees.
Next, we need to determine the radius of the circle. The line segment IJ represents the radius of the circle, and it is given as 4 units.
The formula to calculate the area of a sector is A = (θ/360) * π * r², where θ is the central angle and r is the radius of the circle.
Plugging in the values, we have A = (90/360) * π * 4².
Simplifying, A = (1/4) * π * 16.
Further simplifying, A = (1/4) * π * 16.
Canceling out the common factors, A = π * 4.
Hence, the area of the shaded sector is 4π square units.
Therefore, the area of the shaded sector, expressed as a fraction times π, is 4π/1.
In summary, the area of the shaded sector is 4π square units, or 4π/1 when expressed as a fraction times π.
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Helppppp pleaseeee :))
Answer:
d.11-x<-18
put the value of x in inequality and identify.