Answer:
32
Step-by-step explanation:
384/960 = 4/10
4/10 x 8 = 32 / 80
Find the area of hexagon DEFGHI.
Step-by-step explanation:
Break it up into two trapezoids as shown
area = trap1 + trap2
= 2 * (7+3) / 2 + 3 * ( 7 + 3) / 2 = 10 + 15 = 25 units^2
Someone help me!!!
toilet roll comes in packs of 4 and 9
The 4 pack is priced at £2.04
The 9 pack is priced at £4.68
By calculating the price per roll, determine which pack is better pack.
Show your working.
Answer:
4 pack priced at £2.04 is the better pack
Step-by-step explanation:
2.04/4=£0.51 per roll
4.68/9=£0.52 per roll
I think the 9pack is better
I hope it was helpful to you
Define cyclic quadrilateral
What is meant by cyclic quadrilateral?
A cyclic quadrilateral is a quadrilateral which has all its four vertices lying on a circle. It is also sometimes called inscribed quadrilateral. The circle which consists of all the vertices of any polygon on its circumference is known as the circumcircle or circumscribed circle.
A cyclic quadrilateral means a quadrilateral that is inscribed in a circle. That means there is a circle that passes through all four vertices of the quadrilateral. The vertices are said to be concyclic. The center of the circle is known as the circumcenter and the radius of the circle is known as the circumradius. In the figure given below, ABCD is a cyclic quadrilateral with a, b, c, and d as the side-lengths and p and q as the diagonals.
the most basic distinction between types of data is that some data are quantitative while other data are qualitative. quantitative data generally consists of:
The most basic distinction between types of data is that some data are quantitative while other data are qualitative. Quantitative data consists of numerical information that can be measured or counted, allowing for statistical analysis and objective comparisons. This type of data can be further classified into two subcategories: continuous data and discrete data.
Continuous data represent measurements that can take on any value within a specified range, such as height, weight, temperature, or time. These measurements can be represented using fractions or decimals and are typically collected using precise instruments like rulers or thermometers.
Discrete data, on the other hand, consist of distinct, separate values that can be counted or categorized. Examples of discrete data include the number of students in a class, the number of cars in a parking lot, or the number of books sold in a month. Discrete data is often collected through surveys or counting processes.
In contrast, qualitative data are non-numerical and describe attributes, characteristics, or experiences. This type of data is typically obtained through observation, interviews, or open-ended survey questions. Examples of qualitative data include feelings, opinions, beliefs, or descriptions of events.
In summary, the primary distinction between types of data lies in their nature: quantitative data is numerical and allows for objective measurement, while qualitative data is descriptive and explores subjective aspects. Understanding the difference between these two types of data is essential for conducting accurate and meaningful research.
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Juan gathered up the sports balls after P.E. class one day. He put away 6 basketballs and 5 baseballs. What is the ratio of baseballs to basketballs?
Answer:
the ratio is baseballs 5:6 basketballs
Can someone help me please
Answer:A
Step-by-step explanation:
18-(3xeach #)=
All are less than 10
Mariah runs a minimum of 25 miles a week to prepare for the 5k in Oklahoma City next Spring Break. She runs an equal amount on Tuesday and Thursday and 3 times that amount on Saturday. What is the least she must run on Tuesday?
Answer:
5 miles
Step-by-step explanation:
Set it up in terms of x. She'll run x miles on Tuesday, x miles on Thursday, and 3x miles on Saturday. If she runs 25 miles in a week (even though she can run more, we're only concerned with minimums in this problem), then 25 = x + x + 3x. This can be simplified down into 25 = 5x. All you need to do here is isolate x by dividing both sides by 5 to get x = 5. Don't forget your units! (:
perimeter of a triangle with side lengths x, 5x, and 6x-3
Find the lateral area of the cone to the nearest whole
number.
Answer:
lateral area = pi x radius x slant height
slant height = 40^2 + 30^2 = 1600 + 900= \(\sqrt{2500}\) = 50
3.14 x 30 x 50 = 4710m^3
Hope that answers your question
Don't hesitate to leave a comment if you are confused about something
Step-by-step explanation:
There are 18 boys and 12 girls in a math class . What is the ratio of girls to total students
Answer:
The ratio of girls to total students is 12:30, which can be simplified to 2:5.
Step-by-step explanation:
You can express the ratio in different ways by using the same numbers, for example, you could say that for every 2 girls, there are 5 total students, or that for every 5 total students, 2 of them are girls.
in a system of two equations, the graph of one line has a positive slope and the graph of the other line has a negative slope. complete the following statement with what you can conclude about the system.
In a system of two equations, the graph of one line has a positive slope and the graph of the other line has a negative slope. This statement is indicative of a system of linear equations which will have no solution.
A system of linear equations is a collection of two or more linear equations with the same variables. A system of linear equations is a collection of two or more linear equations with the same variables. A solution of a system of linear equations is a set of values that make all of the equations true.
Let's look at the general form of two linear equations that are given:
y = mx + by = nx + c
where m and n are the slopes of each line. If m and n have different signs, one is positive and one is negative, then they will never meet and therefore will have no solution. We can thus conclude that the system of two equations has no solution.
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Tasneem has a sample of 12 bags of candy. She recorded the mass, in grams, of each bag. Her data is shown.
Answer:
the answer is D
Step-by-step explanation:
The Dot plot for Alia's Sample is plot D.
What is Dot plot?Based on the values of each point, a dot plot visually groups the number of data points in a data set. Similar to a histogram or probability distribution function, this provides a visual representation of the data distribution.
Tasneem has a sample of 12 bags of candy.
Now, the median for Tasneem sample space is
= (47.1 + 47.2)/ 2
= 47. 15
As, the median mass in A is 47.05, B is 47.1, in C is 47.1 and in D is 47.4.
Also, we know that the median mass for Alia's Sample is greater than Tasneem.
Thus, the correct plot is D.
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Select the correct answer. Circle M dilated by a scale factor of 3 gives circle N. If the circumference of circle N is 6 cm, what is the circumference of circle M? The picture shows two circles. A small circle with a center M and a large circle with a center N. A. 54 cm B. 3 cm C. 18 cm D. 2 cm
The circumference of circle M is 2cm, the correct option is (D) 2 cm.
If circle M is dilated by a scale factor of 3 to obtain circle N, we can determine the circumference of circle M by dividing the circumference of circle N by the scale factor.
The scale factor of 3 means that every linear dimension (such as radius or diameter) in circle N is three times larger than the corresponding dimension in circle M. Since the circumference is directly proportional to the radius or diameter of a circle, we can conclude that the circumference of circle N is three times the circumference of circle M.
Given that the circumference of circle N is 6 cm, we can divide this value by 3 to find the circumference of circle M:
Circumference of circle M = Circumference of circle N / Scale factor
Circumference of circle M = 6 cm / 3
Circumference of circle M = 2 cm
Therefore, the correct answer is:
D. 2 cm
The circumference of circle M is 2 cm.
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The map shows ancient and modern cities on the Indian subcontinent.
A map titled Ancient and Modern Cities on the Indian Subcontinent. A key shows Ancient Indian civilizations with yellow dots and Modern Indian cities with purple dots. There are groups of yellow dots near the western coast and along the Indus River. The modern Indian cities of Mumbai and Chennai are along the coastline with Kolkata and New Delhi near rivers.
How do the locations of ancient and modern Indian cities differ?
a Ancient cities developed only in inland regions, while modern cities developed along the coast.
b Ancient cities developed in mountains, while modern cities developed along the Ganges River.
c Ancient cities developed along the Arabian Sea, while modern cities developed mainly on the Bay of Bengal.
d Ancient cities developed mainly along the Indus River, while modern cities developed near different bodies of water.
In your own words, describe what transformations are possible in a linear function and what in the equation causes these movements.
The transformations that is possible in a linear function is: g(x) = (x - 3)².
What in the equation causes these movements?if the function of the g (x) is known to be the original function, then one can say that:
g(x) = (x - 3)²
= g(x) = x²
This is one that is shifted by 3 unit to the right because in the above, one need to substitute x for x - 3.
Hence , it functional graph can be said to be a parabola with a vertices that is known to be opening at (3,0)
Therefore, based on the above, the example of the transformations that is possible in a linear function is: g(x) = (x - 3)².
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HELP ME!!!!!! Correct answers only!!!!!
Answer: 22.94 cubic meters
I'm pretty sure it is this.
I think it's 25.23 cubic meters if not then I don't know
Answer: 891ft^3
Step-by-step explanation:
Which of the following is a statistical question?
What is the usefulness of Cluster Analysis? What is Hierarchical
Clustering? Give examples.
Cluster analysis is a valuable tool in data analysis that helps identify hidden patterns and group similar objects or data points.
It is useful in various fields, such as market research, image analysis, customer segmentation, and anomaly detection. By clustering data, we can gain insights, make predictions, and improve decision-making. Hierarchical clustering is a specific approach to cluster analysis. It organizes data points into a hierarchy of clusters, where each cluster can contain subclusters. This method allows for a hierarchical structure that captures different levels of similarity or dissimilarity between data points.
For example, in customer segmentation, hierarchical clustering can group customers based on similar attributes like demographics, purchase history, and behavior. In image analysis, it can be used to segment images into meaningful regions or objects based on their visual characteristics. Hierarchical clustering offers a flexible and interpretable way to analyze complex datasets and discover underlying structures.
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Apples are $1.79 per lb at Food Lion. If I purchase 3.8 lbs, how much sure I expect to pay?
Answer:
$6.80
Step-by-step explanation:
1.79 x 3.8 = 6.802
So $6.80
Help me
Line ℓ is perpendicular to line m. Find the value of x and w.
Find the function rule
X. Y
-2, -3
1, 3
3, 7
5, 11
Answer:
The function rule for this set of ordered pairs is y = 2x + 1.
This can be determined by using the slope-intercept form of a linear equation, y = mx + b, where m is the slope and b is the y-intercept.
The slope (m) can be calculated by using the formula:
m = (change in y) / (change in x)
For the ordered pair (1, 3) and (3, 7), we can see that change in x = 3 - 1 = 2 and change in y = 7 - 3 = 4, so m = 4/2 = 2.
Then, using any of the point we can find the b which is y-intercept. let's take the point (-2, -3) and substitute the values in the function y = 2x + b
-3 = 2(-2) + b
-3 = -4 + b
b = 1
So, the function rule is y = 2x + 1
The speedometer in Henry's car is broken. The function y = |x - 8| represents the difference y between the car's actual speed x and the displayed speed. a) Describe the translation. Then graph the function.
In general, given a function f(x), a horizontal translation by b units is expressed by the transformation below
\(\begin{gathered} f(x)\rightarrow f(x-b) \\ b>0\rightarrow\text{ b units to the right} \\ b<0\rightarrow\text{ b units to the left} \end{gathered}\)Then, in our case, y is a translation of |x| 8 units to the right.The graph of the function is
An object is moving at a speed of 2 centimeters ever 7 seconds. express this speed in meters per week.
The speed of the object is 12121 m per week.
What does it mean to do speed?
“Speed” is a street name for various stimulant drugs that teens, young adults and others use to feel more alert and focused, and in some cases, to feel high. Some people also use various forms of speed to reduce their appetite. Types of speed include: Amphetamines (used to treat ADHD, narcolepsy, and depression)The object is moving at a speed of 2 centimeters every 7 seconds.
We need to find the speed in m per week.
2 cm = 0.02 m
1 week = 604800 s
7 s = \(1.65 * 10^{-6} week\)
Speed = distance/time
So,
\(v = \frac{0.02 m}{1.65 * 10^{-6 } week}\)
\(v = 12121.21 m/ week\)
or v = 12121 m/ week
So, the speed of the object is 12121 m per week.
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1. Find the surface area of the following figure.
Answer:
190 in²
Here given :
Length : 10 inWidth : 5 inHeight : 3 insurface area of a rectangular prism:
2 ( Length * Width + Length * Height + Height * Width )
2 ( 10 * 5 + 10 * 3 + 3 * 5 )
2 ( 50 + 30 + 15 )
2 (95)
190 in²
Answer:
Step-by-step explanation:
Area of rectangle = length x width
Surface Area = sum of area of all surfaces
= sum of area of the 6 rectangles
= 5x10 + 5x10 + 5x3 + 5x3 + 3x10 + 3x10
= 190 square inches
In a class of students, the following data table summarizes how many students passed
a test and complete the homework due the day of the test. What is the probability that
a student chosen randomly from the class passed the test?
Completed the homework
Did not complete the homework
Passed the test Failed the test
12
2
4
3
Answer:
20/27
Step-by-step explanation:
let the random variable x represent the profit made on a randomly selected day by a certain store. the distribution of x is approximately normal with a mean of $360 and a standard deviation of $50. what is the probability that the profit made by this store on a randomly selected day is greater than $400?
The number of standard deviations a score has from the population mean is measured by the z-score, also known as the standard score.
The range of the z-scores is from 3 to 3 on the normal distribution curve, and values outside of this range are called outliers. The z-score's formula is as follows:
Z=X-μ/σ
First, convert the given X value into a Z-score. Keep in mind that equals 50 and equals 360.As a result,
Z = 400-360/50 = 0.80
A measure of how dispersed the data are in relation to the mean is called the standard deviation (or ).Data with a low standard deviation are grouped around the mean, while data with a high standard deviation are more dispersed.
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AYUDAA, con procedimiento
By trigonometric functions, the length of the missing side is equal to 12.072.
How to find a missing side by trigonometric functions
In this case we find the case of a geometric system formed by 11 right triangles, whose missing side shall be found by means of trigonometric functions, that is, relationships between two sides of a right triangle. For this question we need the following relationships:
sin θ = y / r
cos θ = x / r
tan θ = y / x
Where:
x - Side adjacent to the angle.y - Side opposite to the angle. r - HypotenuseStep 1
x = 8 / cos 34° - 2.5
x = 7.150
Step 2
x = (7.150 + 3.6) · cos 11°
x = 10.552
Step 3
x = √[(10.552 - 2.1 + 2.9)² - 3.8²]
x = 10.697
Step 4
x = (10.697 - 3.2) · tan 42°
x = 6.750
Step 5
y = 6.750 / sin 37°
y = 11.216
Step 6
x = (11.216 + 4.3) · sin 53°
x = 12.392
Step 7
x = √[(12.392 - 2.2)² + 1.7²]
x = 10.333
Step 8
x = 10.333 / cos 21°
x = 11.068
Step 9
x = (11.068 + 1.7) · sin 71°
x = 12.072
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In parallelogram crhs, the measure of angle c is 48.Find the measure of angle h?
Answer:
48°
Step-by-step explanation:
we know that opposite angle of parallelogram is equal
so,
angel C is equal to opposite angle H
H = 48
angle C = 48°
angle R = 132°
angle H = 48° (opposite of angle C)
angle S = 132°(opposite of angle R)
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x is a normally distributed random variable with a mean of 24 and a standard deviation of 6. The probability that x is less than 11.5 is
a. 0.9814.
b. 0.0076.
c. 0.9924.
d. 0.0186.
Therefore, the probability that X is less than 11.5 is approximately 0.0186. So the correct option is (d) 0.0186.
To find the probability that X is less than 11.5, we can standardize the value using the z-score formula and then use the standard normal distribution table.
The z-score formula is given by:
z = (x - μ) / σ
Where:
x = the value we want to find the probability for (11.5 in this case)
μ = the mean of the distribution (24 in this case)
σ = the standard deviation of the distribution (6 in this case)
Substituting the values:
z = (11.5 - 24) / 6
z ≈ -2.0833
Now, we look up the corresponding area/probability in the standard normal distribution table for z = -2.0833. From the table, we find that the area to the left of z = -2.0833 is approximately 0.0186.
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Please help if you can :)
Graph the polynomial equation H(x) = 2x^2+9x+10
Part I: Describe the end behaviors of the graph of H(x). Explain.
Part II: What can you say about the shape of the graph? Will there be a maximum or minimum? How do you know?
Part III: Find the x-intercepts. Hint: Use quadratic equation or factor. Show your work.
Part IV: Find the y-intercept.
Part V: Plot the x- and y-intercepts and sketch the end behaviors on the graph.
Answer:
In the pictures linked.
Step-by-step explanation:
The pictures I linked have the answers. Brainly wouldn't let me submit it because I apparently used bad words.