Answer:
Step-by-step explanation: Rational, it's the ratio of two integers, 8 and 2.
Need answers quick pls!!!!!!
Answer:
A. False
B. True
C. False
D. False
E. True
Step-by-step explanation:
A. The diameter would be 6 inches.
B. Circumference = Diameter × 2
C. Area = Pi * Radius^2, NOT Pi^2.
D. Same as C.
E. Area = 3.14 × 1.5 × 1.5 = 7.065
PLZ HELP!!!!!! I NEED TO FINISH THE DIAGNOSTIC TODAY!!!!!
Answer: acute and isosceles
Step-by-step explanation:
Answer:
acute and isosceles
Step-by-step explanation:
because obtuse means veryy wide and this triangle has small corners and is and isosceles (pleases give me a brainly)! hoped this helped!! :)
Is √3600 rational or irrational? choose all statements are true
Answer:
Rational
Step-by-step explanation:
A surd is an irrational number. An irrational number refers to any number that can not be written in the form a/b where a and b are integers.
Given √3600, which can be written as √36 × √100 = 6 ×10 = 60.
Hence √3600 is a rational number.
\(32 \frac{1}{2} \times \sqrt[8]{16} \div (0.008) \frac{1}{3} \)
Does 135, 45, 15,5,represent a
geometric sequence?
Answer:
yes
Step-by-step explanation:
Each time it is divided by three!
Find mZXZY
(8x - 1)
(5x + 11)
Answer:
Can you give options because we unable to answer
The value of angle ∠XZY will be 62°.
What is the congruent triangle?Triangles are said to be congruent if, under a correspondence, two of a triangle's sides and the angle that connects them are equal to two of another triangle's sides and the angle that connects them.
Given two triangles, XZW and YZW
∠WXZ ≅ ∠WYZ,
XW = YW
WZ is a common line,
Thus from the SAS property of congruency,
ΔXZW and ΔYZW are congruent.
So,
∠XZW = ∠YZW
8x - 1 = 5x + 11
3x = 12
x = 4
Therefore, the value of x will be 4 for the given Problem.
Since,
∠XZY = ∠XZW + ∠YZW
∠XZY = 8x - 1 + 5x +11
∠XZY = 13x +10
∠XZY = 13*4 +10
∠XZY = 52 +10
∠XZY = 62
Learn more about congruent triangles here:
https://brainly.com/question/22062407
#SPJ7
X/5=3 anyone know this??
X/2=8.5 and this ??
Answer:
15
17
Step-by-step explanation:
x/5=3 ⇒ x=5*3=15
x/2=8.5 ⇒ x= 2*8.5=17
Helppppppppppp again ! Pls
Approximate the side length of square with an area of 38 ft squared to 1 decimal place
Answer:
9.5
Step-by-step explanation:
38/4 (number of sides)
= 9.5 ( one of the sides)
Answer:
Step-by-step explanation:
Area = s^2
Area = 38
s = ?
s^2 = area
sqrt(s^2) = sqrt(area)
s = sqrt(area)
s = sqrt(38)
s = 6.16
So the side length = 6.2 to 1 decimal place.
true/false : within plus and minus two standard deviations of the mean, the area under any normal curve is about 68%
Answer:
False
Step-by-step explanation:
68% falls between the first standard deviation from the mean.
plus minus two would fall under 95%
3 (w+4) + 2=27
3w+12+2w=27
5w+12= 27
-12 -12
5w= 15
—— ——
5 5
w=3
Answer:
Step-by-step explanation:
3w + 12 + 2w = 27
5w + 12 = 27
5w = 15
w= 3
Several steps go into making a doughnut. The dough must be mixed, formed into a doughnut shape, allowed to rise, fried in oil, glazed, and cooled. For each of these steps, there is a possibility for wasted time and materials. What methods might a doughnut restaurant like Krispy Kreme use to decrease lead times and wasted materials? Please explain.
To decrease lead times and wasted materials, a doughnut restaurant like Krispy Kreme can use methods such as streamlining the production process, implementing precise measurement and mixing techniques, automating proofing, adopting efficient frying techniques, utilizing glazing automation, and optimizing cooling and packaging processes.
To decrease lead times and wasted materials, a doughnut restaurant like Krispy Kreme can implement the following methods:
1. Streamlined Production Process: By optimizing the workflow and layout of the kitchen, Krispy Kreme can reduce unnecessary movement and improve efficiency. This can include organizing the ingredients and equipment in a logical sequence, minimizing the distance between workstations, and ensuring a smooth flow from one step to the next.
2. Precise Measurement and Mixing: Accurate measurement of ingredients and precise mixing techniques can help minimize wasted materials. Using automated measuring systems or standardized measuring tools can ensure consistency and reduce errors. Additionally, adopting efficient mixing methods, such as high-speed mixers, can decrease mixing time and enhance productivity.
3. Proofing Automation: Implementing automated proofing systems can help control the rising process more precisely. These systems can monitor temperature, humidity, and time to ensure optimal conditions for dough proofing. By automating this step, Krispy Kreme can reduce the risk of over-proofing or under-proofing, which can lead to dough waste.
4. Efficient Frying Techniques: Utilizing advanced frying equipment with precise temperature control and oil circulation can reduce cooking time and minimize the amount of oil required. Maintaining consistent frying conditions can also result in evenly cooked doughnuts and reduce the number of rejects.
5. Glazing Automation: Introducing automated glazing systems can help minimize glaze waste and improve consistency. These systems can accurately apply the desired amount of glaze, reducing excess usage and ensuring uniform coating on each doughnut.
6. Cooling and Packaging Optimization: Efficient cooling methods, such as rapid cooling systems or specialized cooling tunnels, can expedite the cooling process without compromising the quality of the doughnuts. Additionally, optimizing packaging processes, including automated packaging machines, can enhance productivity and reduce material waste.
To know more about optimizing doughnut production processes and minimizing waste, refer here:
https://brainly.com/question/8423039#
#SPJ11
Jennifer invested $379 in a simple interest account. The account now has $554 in it. The money has been invested for 5 years. What interest rate (as a percentage) did this account have?
9514 1404 393
Answer:
9.23%
Step-by-step explanation:
The account balance for simple interest is given by ...
A = P(1 +rt) . . . . . principal P invested for t years at rate r
554 = 379(1 +r·5)
554 = 379 + 1895r . . . . eliminate parentheses
175 = 1895r . . . . . . . . . subtract 379
r = 175/1895 ≈ 0.092348 ≈ 9.23%
Jennifer's account had an interest rate of about 9.23%.
Wal-Mart sold 2,639 DVD's last year. Round to the nearest hundreds.
Answer:
2,640
Step-by-step explanation:
Answer:
2,600
Step-by-step explanation:
To round to the nearest hundreds, round the HUNDREDS digit, which, by rounding, equals 2,600, because the number 39 makes you round DOWN.
If you were told the utilization of an M/M/1 model is 0.6, what percentage of the time is there at least one person in the system? 40% 60% 50% Impossible to tell from this information If you're told that the utilization rate for an M/M/1 model is 0.8 and the average number of people in the system is 4 , what is the average number of people in queue? 5 0.8 Impossible to tell from this information 6.4 3.2
If the utilization of an M/M/1 model is 0.6, the c of time there is at least one person in the system is 100%.
In an M/M/1 model, the utilization represents the ratio of the arrival rate (λ) to the service rate (μ). If the utilization is less than 1, it means that the arrival rate is lower than the service rate, and the system is not fully utilized. However, even with a utilization of 0.6, there will still be instances where there is at least one person in the system. This is because the arrival rate is not zero, indicating that customers are still arriving, albeit at a lower rate compared to the service rate. Therefore, the percentage of time with at least one person in the system would be 100%. If you are told that the utilization rate for an M/M/1 model is 0.8 and the average number of people in the system is 4, it is impossible to determine the average number of people in the queue without further information. The average number of people in the queue depends on factors such as the arrival rate and service rate, which are not provided in this scenario. The utilization rate alone and the average number of people in the system do not provide sufficient information to calculate the average number of people in the queue accurately. Therefore, it is impossible to determine the average number of people in the queue based solely on the given information.
Learn more about average here: brainly.com/question/31087305
#SPJ11
Find the lateral surface area of the figure.
The evaluated lateral surface area is 261.8 square meters, under the condition that the base length is 20 m and height is 13 m.
The lateral surface area of a cylinder is given by the formula 2πrh
Here,
r = radius of the base
h = height of the cylinder.
For the given case, the base length is 20 m and height is 13 m. Then the base length is stated instead of the radius, we have to evaluate the radius first.
The radius of a cylinder can be found applying the formula r = l/2π
Here,
l = base length.
So, staging l = 20 m
, we get
r = 20/(2π)
≈ 3.18 m
Now that we have received the radius and height, we can evaluate the lateral surface area applying the formula mentioned above.
Staging
r = 3.18 m
h = 13 m,
we get:
Lateral surface area
= 2πrh
≈ 261.8 m²
Then, the lateral surface area of the given cylinder is approximately 261.8 square meters.
To learn more about surface area
https://brainly.com/question/951562
#SPJ1
hello! again... im so confused on this. could someone please help me figure out the answer + explanation? tysm!
5n – 2n
I need help asap
What is the slope of 5y = 160 + 9x?
Please show your work
Answer
M=9/5
Step-by-step explanation:
{Slope-Intercept form of}\:5y=160+9x:\quad y=\frac{9}{5}x+32
Sorry if I write confusing
9/5x+32
{Axis\:interception\:points\:of}\:\frac{9}{5}x+32:{X\:Intercepts}:\:\left(-\frac{160}{9},\:0\right),\:\ {Y\:Intercepts}:\:\left(0,\:32\right)
=
5x-160/9=+ the:\equation:\before=
9/5x+32= .
m=9/5
What expression is equivalent to the given expression?
Consider this expression.
-3x^2 - 24x - 36
__(x + __)(x + __)
A. 3
B. -3
A1. 2
B1. -2
C1. -4
D1. 4
A2. 6
B2. 9
C2. -9
D2. -6
Answer: A. -3
A1. -2
A2. -6
Step-by-step explanation:
The expression -3x^2 - 24x - 36 can be factored into the form (ax + b)(cx + d) by using the technique of grouping or by using the factoring by grouping method.
The factored form of -3x^2 - 24x - 36 is
( -3x - 6)( x + 6)
So the answer is:
A. -3
A1. -2
A2. -6
A spherical shell centered at the origin has an inner radius of 3 cm and an outer radius of 5 cm. Write an integral in spherical coordinates giving the mass of the shell (for this representation, do not reduce the domain of the integral by using symmetry; type phi and theta for \phi and \theta)
The integral for the mass of the shell becomes ∫₀^π ∫₀^{2π} ∫₃^₅ ρ(r, θ, φ) r^2 sin φ dr dθ dφ.
To find the mass of the spherical shell, we need to integrate the density over its volume. Let's assume that the density of the shell is constant, denoted by rho.
Using spherical coordinates, the integral for the mass of the shell can be written as:
M = ∫∫∫ ρ(r, θ, φ) r^2 sin φ dr dθ dφ
where,
ρ(r, θ, φ) is the density of the shell, which is assumed to be constant,
r is the radial distance from the origin,
θ is the azimuthal angle, which measures the angle in the xy-plane from the positive x-axis,
φ is the polar angle, which measures the angle from the positive z-axis.
Since the shell is centered at the origin and has an inner radius of 3 cm and an outer radius of 5 cm, the limits of integration are:
3 ≤ r ≤ 5
0 ≤ θ ≤ 2π
0 ≤ φ ≤ π
Thus, the integral for the mass of the shell becomes:
M = ∫∫∫ ρ(r, θ, φ) r^2 sin φ dr dθ dφ
= ∫₀^π ∫₀^{2π} ∫₃^₅ ρ(r, θ, φ) r^2 sin φ dr dθ dφ
the symmetry of the shell, which means that we are integrating over the entire volume of the shell. If the shell had some symmetry, we could have reduced the domain of the integral by exploiting that symmetry.
for such more question on integral
https://brainly.com/question/15282085
#SPJ11
Please help me. I tried every answer possible. Due today.
The rate of change of what the cab company charges is; $3.3 per mile
What is the rate of change?The rate of change is simply the slope of the graph which is the change in y-values per change in corresponding x-values. Thus;
Rate of change here is;
Slope = (y₂ - y₁)/(x₂ - x₁)
We are told that the cab company charges a one time pick up fee of $2 for every ride as well as a $1.10 charge for each mile travelled.
Thus;
Base fee = $2
Rate of change = 2 + 1.1
Rate of change = $3.3 per mile
Read more about Rate of Change at; https://brainly.com/question/8728504
#SPJ1
Can someone check all my answers? thanks
Answer:
By the looks of it you got them all, correct!
Your handwriting is quite nice by the way!
Step-by-step explanation:
Have a good day!
Answer:
i don't know the answer but can you help me with a question
Help please
What is a angle B???
Check the picture below.
Make sure your calculator is in Degree mode.
which expression entered into a graphing calculator will return the probability that a data value in a normal distribution is between a x-score of 0.18 and z-score of 1.99
Answer:
Step-by-step explanation:
Assuming you have access to the standard normal distribution table, you can use the normalcdf function on a graphing calculator to find the probability that a data value in a normal distribution is between a z-score of 0.18 and 1.99.
To use the normalcdf function, you need to enter the lower and upper bounds of the z-score range, as well as the mean and standard deviation of the normal distribution.
Assuming the mean is 0 and the standard deviation is 1 (since we are dealing with the standard normal distribution), the expression to enter into the calculator would be:
normalcdf(0.18, 1.99, 0, 1)
This will return the probability that a data value in the normal distribution is between the z-scores of 0.18 and 1.99.
in a cage with 60 rabbits there are 112 times as many white rabbits as black rabbits. each rabbit is either black or white. how many white rabbits are in the cage?
There are 36 white rabbits in the cage.
Let's denote the number of black rabbits as 'B' and the number of white rabbits as 'W'.
Since there are 3/2 times as many white rabbits as black rabbits.
So, W = (3/2)B ---(1)
The total number of rabbits in the cage is 60, so we can write:
W + B = 60 ---(2)
solving the both equation
(3/2)B + B = 60
(5/2)B = 60
B = (60 x 2/5)
B = 24
Now, we can substitute this value of B into equation (1) to find W:
W = (3/2)B = (3/2) x 24 = 36
Therefore, there are 36 white rabbits in the cage.
Learn more about Equation here:
https://brainly.com/question/29657983
#SPJ1
uppose that a, b, and c are collinear points. b is the midpoint of ac . the coordinate of a is -8, and the coordinate of b is -2.5. what is the coordinate of c?
a, b, and c are collinear points. b is the midpoint of ac .
The coordinate of c is 3. So, the coordinate of point c is 3.
If b is the midpoint of ac, it means that the coordinates of a, b, and c lie on the same line and b is exactly halfway between a and c.
Given that the coordinate of a is -8 and the coordinate of b is -2.5, we can determine the coordinate of c as follows:
The distance from a to b is equal to the distance from b to c. Since b is the midpoint, the distance from a to b is half of the distance from a to c. Mathematically, we can express this relationship as:
|a - b| = |b - c|
Substituting the given coordinates, we have:
|-8 - (-2.5)| = |-2.5 - c|
Simplifying further:
| -8 + 2.5 | = |-2.5 - c|
| -5.5 | = |-2.5 - c|
Since the absolute value of a number is always positive, we can drop the absolute value signs:
5.5 = 2.5 + c
Now we solve for c:
5.5 - 2.5 = c
3 = c
Therefore, the coordinate of c is 3. So, the coordinate of point c is 3.
Learn more about coordinate here:
https://brainly.com/question/16679833
#SPJ11
Find the open intervals on which the function f(x) = x + 4√(1 − x) is increasing or decreasing.
If the function is never increasing or decreasing, enter NA in the associated response area.
To determine the open intervals on which the function f(x) = x + 4√(1 − x) is increasing or decreasing, we need to find the derivative of the function and analyze its sign.
Find the derivative of f(x):
f'(x) = 1 + 4 * (1 - x)^(-1/2) * (-1)
= 1 - 4/√(1 - x)
Set the derivative equal to zero to find critical points:
1 - 4/√(1 - x) = 0
To solve this equation, we can isolate the square root term and square both sides:
4/√(1 - x) = 1
(4/√(1 - x))^2 = 1^2
16/(1 - x) = 1
16 = 1 - x
x = -15
So, the critical point is x = -15.
Analyze the sign of the derivative:
To determine the intervals of increase and decrease, we can choose test points within each interval and check the sign of the derivative.
Test a value less than -15, for example, x = -16:
f'(-16) = 1 - 4/√(1 - (-16))
= 1 - 4/√17
≈ -0.76
Test a value between -15 and 1, for example, x = 0:
f'(0) = 1 - 4/√(1 - 0)
= 1 - 4/√1
= 1 - 4
= -3
Test a value greater than 1, for example, x = 2:
f'(2) = 1 - 4/√(1 - 2)
= 1 - 4/√(-1)
= 1 - 4/undefined
= 1 - undefined
= undefined
Based on the sign analysis of the derivative:
For x < -15, f'(x) < 0, indicating a decreasing interval.
For -15 < x < 1, f'(x) < 0, indicating a decreasing interval.
For x > 1, the derivative is undefined, and thus we cannot determine the interval.
Therefore, the function f(x) = x + 4√(1 − x) is decreasing on the open intervals (-∞, -15) and (-15, 1).
Note: Since the derivative is undefined for x > 1, we cannot determine the behavior of the function on that interval.
To know more about Function visit-
brainly.com/question/31062578
#SPJ11
how do you rewrite y=2(x+1)^2+4 in standard form ?
Answer:
y = 2x^2 + 4x +6
if k is -3 and m is 6 then what is the length of km?
Answer:
-18
Step-by-step explanation:
km
k= -3
m= 6
km = -3*6
km = -18
Answer:
The answer is -18.
Step-by-step explanation:
k×m
-3×6
-18