Answer:
The area of the figure composed of a parallelogram, a square and a rectangle is 126 in².
Step-by-step explanation:
Hope I could help!
How many 18" square tiles are needed to pave the door of a patio that measures
18 by 15
Answer:
assuming you want to cover 18 ft x 15 ft:
18 x 15 = 270 ft²
1.5 x 1.5 = 2.25 ft² per tile
270 ft²/ 2.25 per tile = 120 tiles
i just got into 3 digit multiplying can someone help me with this problem??
The multiplication of the number 340 and 962 is 3,27,080
What is the fundamental principle of multiplication?Multiplication is the mathematical operation that is used to determine the product of two or more numbers. If an event can occur in m different ways and if following it, a second event can occur in n different ways, then the two events in succession can occur in m × n different ways.
We will call d as ones digit, then c as tens digit (it get multiplied by 10), b as hundreds digit.
We call e as digit at 10th place (division by 10), f as digit at hundredth place etc..
We are given the two numbers as 340 and 962.
we need to find the product of the numbers
340
x 962
______
3,27,080
Hence,
340 x 962 = 3,27,080
Therefore, the multiplication of the number is 3,27,080
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Find a description this equation represents. Of the numbers 1, 2, 3, 4, and 5, which are solutions to the equation? 3x-7=5
Answer:
x=4
Step-by-step explanation:
Julie bikes 30 weekends each year.
On the weekends when she bikes,
she rides 9 kilometers. How many
kilometers does she bike in four years?
PLZZZ HELP!!!!!!!!!1
What is the median and Q1 of the data set represented on the plot?
Median = 30; Q1 = 20
Median = 33; Q1 = 20
Median = 30; Q1 = 25
Median = 33; Q1 = 25
Answer:
i cant put the picture
Step-by-step explanation:
d. Median=33;Q1=25 the median is represented by the line in between the two boxes. Q1 is represented by the line on the far left of the box in the picture Q1 is marked for quadrent 1 and m is for median
5. Mariel volunteers at the
animal shelter 3 times a month.
After 6 months, how many
times has she volunteered at
the animal shelter?
Assume that when adults with smartphones are randomly selected, 51% use them in meetings or classes. If 7 adult smartphone users are randomly selected, find the probability that at least 2 of them use their smartphones in meetings or classes.
The probability that at least 2 out of 7 adults use their smartphones in meetings or classes is approximately 0.8812.
The binomial distribution is given by the formula:
P(X = k) = (n choose k) * p^k * (1 - p)^(n - k)
Where X is the random variable representing the number of successes, k is the number of successes, (n choose k) is the binomial coefficient, which is the number of ways to choose k items from n items, and (1 - p)^(n - k) is the probability of the remaining (n-k) trials failing.
We want to find the probability that at least 2 out of 7 adults use their smartphones in meetings or classes. This means we need to find P(X >= 2), which is the probability of 2 or more successes. We can find this value by adding up the individual probabilities of getting 2, 3, 4, 5, 6, or 7 successes:
P(X >= 2) = P(X = 2) + P(X = 3) + P(X = 4) + P(X = 5) + P(X = 6) + P(X = 7)
Plugging in the values from the formula, we get:
\(P(X > = 2) = (7 choose 2) * 0.51^2 * (1 - 0.51)^(7 - 2) + (7 choose 3) * 0.51^3 * (1 - 0.51)^(^7^ -^ 3^) + (7 choose 4) * 0.51^4 * (1 - 0.51)^(^7^ -^ 4^) + (7 choose 5) * 0.51^5 * (1 - 0.51)^(7 - 5) + (7 choose 6) * 0.51^6 * (1 - 0.51)^(7 - 6) + (7 choose 7) * 0.51^7 * (1 - 0.51)^(^7^ -^ 7^)\)
Calculating this formula, we get:
P(X >= 2) ≈ 0.8812
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What is the solution to the division problem below you can use long division or synthetic division 2x^3-2x^2-10x-6/ x-3
Answer: 2x^2+4x+2
Step-by-step explanation:
How many 3/4s fit into 3
4 use a calculator 3/.75=4
Please help ASAP math question
The possible values of x, given the number of bets are $54,999, $14,999, and -$1.
The expected winnings would be -$0.97.
How to find the expected winning ?The possible values of the net winning would be the amount you win at net if you win first prize, second prize, or nothing.
The possible values would therefore be:
$54,999, $14,999, and -$1.
These show that if you win the first or second prize, you will deduct the $ 1 you bet. And if you win nothing, you would have lost $ 1.
The expected winnings would be:
= ∑ ( Probability of event x Potential net win / loss)
= ( 1 / 3, 000, 000 x 54, 999 ) + ( 2 / 3, 000, 000 x 14, 999 ) + ( 2,999, 997 / 3, 000, 000 x - 1 )
= - $ 0.97
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1. Mr. C has a square soccer field. The length of the soccer field is 18 feet.
What is the area of the soccer field:,
What is the perimeter of the soccer field
Answer:
Area = 324ft²
Perimeter = 72ft
Step-by-step explanation:
Area of a square = length²
Area of a square = (18ft)² = 324ft²
Perimeter of a square = 4*length
Perimeter of a square = 4ft*18 = 72ft
Complete the following conversions.
i) 1 ml =
a
litres
ii)
b
ml = 1 litre
iii) 1 cl =
c
litres
iv)
d
cl = 1 litre
v) 1 cl =
e
ml
vi)
f
cl = 1 ml
Step-by-step explanation:
1. 1/1000litres
2. 1000ml
3. 1/100
4.100cl
5.10ml
6.1/10
what is the value of y?
Answer:
y ≈ 34
Step-by-step explanation:
using the tangent ratio in the right triangle
tan y = \(\frac{opposite}{adjacent}\) = \(\frac{32}{48}\) = \(\frac{2}{3}\) , then
y = \(tan^{-1}\) ( \(\frac{2}{3}\) ) ≈ 34 ( to the nearest whole number )
answer
y = 33.69°
tan= opposite /adjacent
tan y° = 32 / 48
tan y° = 2/3
tan y° = 0.67
y° = tan^-1 (0.67)
y° = 33.69°
What would the height need to be for this curve to be a density curve?
1/5
1/4
1/2
1
For a curve to be a density curve, it must meet certain conditions such as it should be non-negative, and the area under the curve should equal 1. Furthermore, the curve should be continuous and smooth, and there should be no values outside the range of the data.
Let's see how the height would need to be for this curve to be a density curve.A density curve is a statistical representation of the distribution of a dataset or population. Density curves are used to describe the distribution of continuous data and provide a visual representation of the likelihood of an event occurring within a specific range of values. It helps to determine the proportion of data that falls within a given range of values. A density curve is used to provide a graphical representation of data without showing the individual data points.To be a density curve, a curve must have the following properties:The curve should be non-negative.The area under the curve should be equal to 1.The curve should be smooth and continuous.There should be no values outside the range of the data.From the above properties, we can conclude that the height required for a curve to be a density curve depends on the data that the curve represents. As long as the curve meets the above conditions, it can be considered a density curve. So, there is no specific height required for a curve to be a density curve. The height of the curve can vary depending on the range of the data and the distribution of the data.For such more question on properties
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use the two given vectors to answer the following questions
u=3i-2j and v=7i +5j
convert the vectors into component form
find the angle formed between the two vectors
Answer:
convert into components:
u=3i-2j
v=7i+5j
Step-by-step explanation:
so now we starting the question by multiplying to both vectors.
u*v = (3i * 7i) - (2j * 5j)
since i^2=1 and j^2=1
so,
u*v = 21 - 10
u*v = 11
i'm pretty sure!
Thank you!
Find the length of the missing side
Answer:
x = 45°
Because there are 180° in a triangle
Help please I’m confused I would appreciate the help.
10/3
Step-by-step explanation:
Which of the segments below is a secant?
A. XY
B. UZ
C. XO
Solve this system using the substitution method.
-2x – y = -7
x + 7y = 10
Solve using the substitution method and be sure to show all of your work.
Using the substitution method equation form is x is 3 and y is1
What is substitution method?The algebraic approach to solving simultaneous linear equations is known as substitution method. The value of one variable from one equation is substituted in the second equation in this procedure, as the name implies.Finding the value of any variable from one equation in terms of another variable is the first step in the substitution method. For instance, if there are two equations,-2x – y = -7 and x + 7y = 10, Applying the replacement approach begins with this.One of the equations' initial variable should be solved for, and the answer should be inserted into the other equation.Form of Point: (3 , 1 )
Equation Form: x = 3 and y =1
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In one week, the Tokyo stock market went down from 1836 to 1609. What was the percent of decrease to the nearest whole percent? A. 88% B. 14% C. 12% D. 1%
Answer:
c.
Step-by-step explanation:
Please help me with this
An example of a function that models a linear relationship between two quantities, x and y is y = mx + b
How to explain the functionWe need to use the equation of a straight line, which is commonly expressed in slope-intercept form as:
y = mx + b
In this function, x represents the independent variable, m is the slope of the line, and b is the y-intercept. To use this function, we simply plug in the values of x, m, and b that correspond to the specific relationship we are modeling.
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Listed below is a table showing the number of employees. 20 years or older by gender in the United states
The total number of workers that were studied can be found to be 139,340,000.
The percent of workers unemployed would be 5. 4 %.
Percentage of unemployed men is 5. 6 % and unemployed women is 5. 1%.
How to find the employment figures ?Number of employed workers :
= 74,624,000 + 64, 716, 000
= 139,340,000
Percentage unemployed :
= ( 4, 209,000 + 3,314,000 ) / 139,340,000
= 5. 4 %
Percentage of unemployed men :
= 4,209,000 / 74,624,000
= 5.6 %
Percentage of unemployed women:
= 3,314,000 / 64, 716, 000
= 5. 1 %
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The full question is:
a. How many workers were studied?
b. What percent of the workers were unemployed?
c. Compare the percent unemployed for the men and the women.
Find the value of x.
Answer:
50.5°
Step-by-step explanation:
x+x+79 = 180
2x+79=180
2x=180-79
2x=101
x = 50.5°
It rains a lot in Longview. On three days it rained 0.4 inches, 0.68 inches, and 1.6 inches. What was the total rainfall for those three days? Explain your answer.
Answer: 2.68
Step-by-step explanation: 0.4 + 0.68 + 1.6
Rewrite the expression in terms of the given angle's reference angle: then evaluate the result. Write the exact answer. Do not round19COS
First, we'll convert the angle into degrees. We'll do so by replacing pi by 180, as following:
\(\frac{19\pi}{4}\rightarrow\frac{19\cdot180}{4}\rightarrow855\)This way, we'll get that the angle is 855°. To this angle, we'll substract the nearest factor of 360: 720
\(855-720=135\)This way, we get an angle we can work on (between 0° and 360°)
Now, notice that 135° is an angle that belongs to the second quadrant. Because of this, we'll habe to substract 90° to get the reference angle:
\(135-90=45\)We get that the reference angle is 45°. Now, let's switch this angle back into radians. To do so, we multiplty by pi and divide by 180, as following:
\(45\cdot\frac{\pi}{180}=\frac{\pi}{4}\)This way, we'll have that the reference angle for
\(\frac{19\pi}{4}\)is:
\(\frac{\pi}{4}\)And since cosine is negative in the second quadrant (where the original angle belongs), we can conclude that:
\(\cos (\frac{19\pi}{4})=-\cos (\frac{\pi}{4})\)And we'll have that:
\(-\cos (\frac{\pi}{4})=-\frac{\sqrt[]{2}}{2}\)Please help me out. A square has an area of 90 square inches. Which two consecutive integers does a side length of the square fall between?
The side length of a square with an area of 90 square inches falls between the integers
A and
B .
Answer:
9 and 10
Step-by-step explanation:
Area of a square = s², where s = side length
Given that the square has an area of 90 in², the side length (s) of the square = √90.
Thus, 90 is not a perfect square and it's square root won't give us an integer.
Thus, √90 lies between two perfect squares namely, 81 and 100.
Therefore, the side length of the square would be:
√81 < √90 < √100
9 < √90 < 10.
The side length of the square lies between 9 and 10.
Answer:
9 and 10
Step-by-step explanation:
NEED HELP. For an absolute value equation, there are two solutions. Use the given equation and its solutions to algebraically prove this statement to be true. |x| = 9
Answer:
x=9, |9|=9 U x=-9, |-9|=9
Step-by-step explanation:
Absolute value means the distance away from zero, so it will ALWAYS be a positive number!
how many whole numbers are there between 40 and 75
Answer:
2
Step-by-step explanation:
50 and 60
Answer: 35 whole numbers.
Step-by-step explanation:
You could just find the difference between the numbers or list the numbers.
75-40=35
Or, 41,42,43,44,45,46,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74.
All these numbers are whole numbers between 40 and 75 and they all count up to 35.
Could someone please explain this problem to me?
It says "find x."
But I'm not sure how to find it.
Answer:
8/3
Step-by-step explanation:
Because all 4 angles are congruent, the sides are proportional.
the scale factor is 5/30 = 1/6.
meaning x = 16(1/6)=8/3.
Please help :) I'm confused on this question.