Answer:
A line passing through (1, 3) and (5, 11)
Rate of change = 2
Step-by-step explanation:
Rate of change = change in y / change in xr = Δy/ΔxLet's get the rate of change for each line:
A line passing through (-1, 4) and (1, 7).
r = (7 - 4) / (1 -(-1)) = 3/2A line passing through (1, 3) and (5, 11).
r = (11 - 3) / (5 - 1) = 8/4 = 2A line passing through (1, 1) and (4, -3).
r = (- 3 - 1) / (4 - 1) = -4/3A line passing through (0, 6) and (12, 9)
r = (9 - 6) / (12 - 0) = 3/12 = 1/4Comparing the values of r, we can see the greatest one is 2 for the line passing through (1, 3) and (5, 11)
What is the perimeter of the triangle?
Hey there!
First of all, let's count the sides that we can count.
Our shortest side is 8 units if you count the squares it covers.
Now we can do our other side, which is 15 units when you count.
Now, we need to find our third side, which is the longest. The longest side is the hypotenuse. Because this triangle is a right triangle (it has a ninety degree angle), we can use the Pythagorean Theorem to solve for this side.
The Pythagorean Theorem states that when a triangle is a right triangle, [tex]a^{2} +b^{2} =c^{2}[/tex], where a and b represent the legs, and c represents the hypotenuse.
So, what we will do now is take the sides we have and solve for our c.
[tex]8^{2} +15^{2} =c^{2} \\64+225=289=c^{2} \\c=\sqrt{289} \\c=17[/tex]
As you can see, we used the square root to undo the squared c.
Now, we add our three lengths to get our perimeter.
8+15+17=40
Therefore, our perimeter is 40 units.
I hope that this helps you! Have a wonderful day!
A 16,000 ft
B 8000 ft
C 4000 ft
D 150 ft
Answer:
A
Step-by-step explanation:
If all of the dimensions of the tank are doubled, since we live in three dimensions, the volume of the new tank will be [tex]2^3=8[/tex] times as large. [tex]8\cdot 2000=16000[/tex] feet, or answer choice A. Hope this helps!
Answer:
A 16,000 ft³
Step-by-step explanation:
Let's say the dimensions were 2, 10, and 100 now if you double those, it becomes 4, 20, 200 which equals 16,000.
Now let's say the dimensions were 2, 4, 250 double the dimensions again and it becomes 4, 8, 500 which equals 16,000.
So no matter what the dimensions are, the volume will be 16,000.
(4x3 + 2x + 6) + (2x3 – x2 + 2)
Answer:
26
Step-by-step explanation:
Start by solving everything in the parentheses
(12 +2x + 6) + (6 - 2x + 2)
now open parentheses and combine like terms
(12 + 6 + 6 + 2) + (2x -2x)
= 26 + 0
= 26
Simplify the expression below (assuming x and y are non-zero numbers).
Answer: Option 2
Step-by-step explanation:
[tex]\frac{15x^4y^-^2}{3x^2y^3}[/tex]
Divide 15 by 3 and substract the variables's exponents.
[tex]5x^4^-^2y^-^2^-^3[/tex]
Solve;
[tex]5x^2y^-^5[/tex]
or
[tex]\frac{5x^2}{y^5}[/tex]
The second option is correct. The resulting expression when the indices is simplified according to the law of indices is [tex]\frac{5x^2}{y^5}\\[/tex]
Given the indices expression;
[tex]\dfrac{15x^4y^{-2}}{3x^2y^3}[/tex]
Using the following laws of indices to solve the problem:
[tex]a^n \times a^m = a^{n+m}\\a^n \div a^m = a^{n-m}\\[/tex]
From the given indices
[tex]\dfrac{15x^4y^{-2}}{3x^2y^3}\\=\frac{15}{3} \times \frac{x^4}{x^2} \times \frac{y^{-2}}{y^3}\\= 5 \times x^{4-2} \times y^{-2-3}\\=5\times x^2y^{-5} \\= 5x^2y^{-5[/tex]
This can also be expressed as:
[tex]=5x^2 \times \frac{1}{y^5}\\= \frac{5x^2}{y^5}\\[/tex]
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A business owner noted the features of the 100 cars parked at the business. Here are the results:
Sunroof
11
12
1820
14
6
25
2 doors
4 doors
Given that a randomly selected car has a sunroof, find the probability the car has 4 doors.
P (4 doors | sunroof) =
Answer:
The probability of a selected car being a 4 door car, given that the car has a sunroof = 0.40
Step-by-step explanation:
The complete question is presented in the attached image.
The conditional probability, of event A happening, given that event B has happened, P(A|B), is given mathematically as
P(A|B) = P(A n B) ÷ P(B)
So, the required probability of a selected car being a 4 door car, given that the car has a sunroof is given as
P (4 doors | sunroof)
= P (4 doors n sunroof) ÷ P(sunroof)
Note that the probability of an event is given as the number of elements in that event divided by the Total number of events.
P (4 doors n sunroof)
= n (4 doors n sunroof) ÷ n (total)
From the Venn Diagram in the attached image,
n (4 doors n sunroof) = 20 + 0 = 20
n (total) = 100
P (4 doors n sunroof) = (20/100) = 0.20
P(sunroof) = n(sunroof) ÷ n(total)
n(sunroof) = 12 + 18 + 20 + 0 = 50
n(total) = 100
P(sunroof) = (50/100) = 0.50
P (4 doors | sunroof)
= P (4 doors n sunroof) ÷ P(sunroof)
= (0.20/0.50) = 0.40
Hope this Helps!!!
To find the probability of a car having 4 doors given that it has a sunroof, we use conditional probability. The probability can be found by dividing the number of cars with both a sunroof and 4 doors by the total number of cars with a sunroof. In this case, the probability is 6/11.
Explanation:To find the probability of a car having 4 doors given that it has a sunroof, we need to use the conditional probability formula, which is:
P(4 doors | sunroof) = P(4 doors and sunroof) / P(sunroof)
In this case, we know that 11 cars have a sunroof, 6 cars have 4 doors, and a total of 100 cars are parked at the business. Therefore:
P(4 doors and sunroof) = 6/100
P(sunroof) = 11/100
Substituting these values into the conditional probability formula, we get:
P(4 doors | sunroof) = (6/100) / (11/100)
Simplifying the expression gives us:
P(4 doors | sunroof) = 6/11
Therefore, the probability that a randomly selected car with a sunroof has 4 doors is 6/11.
Your uncle has a sculpture displayed on
a display stand. The display stand is a
cylinder. The radius of the display stand
is 8.7 centimeters and the height of the
display stand is 27.8 centimeters. What is
the volume of the display stand?
Answer:
2104.182 * pi
or
6610.13148
Step-by-step explanation:
formula for volume of a cylinder:
pi * r^2 * H
you know the radius and height, so you can substitute those:
pi * 8.7^2 * 27.8
calculate that:
pi * 75.69 * 27.8
2104.182 * pi
or
6610.13148
Apologies in advance if I explain things badly or get the wrong answer. :/
Final answer:
The volume of the display stand, which is a cylinder with a radius of 8.7 cm and a height of 27.8 cm, is approximately 6612.105 cubic centimeters.
Explanation:
To calculate the volume of the cylinder that is being used as a display stand, we will use the formula for the volume of a cylinder, which is V = πr²h. Here, 'V' stands for volume, 'r' is the radius of the cylinder's base, 'h' is its height, and π (pi) is a constant, which we can approximate to 3.14159.
Given:
Radius (r) = 8.7 centimetersHeight (h) = 27.8 centimetersNow, let's substitute these values into our formula:
V = π(8.7 cm)²(27.8 cm)
V = 3.14159 × (75.69 cm²) × 27.8 cm
V = 3.14159 × 2105.782 cm²
V = 6612.105 cm³ (rounded to three decimal places)
Therefore, the volume of the display stand is approximately 6612.105 cubic centimeters (cm³).
Write the next two numbers in the sequence: 1, 3, 6, 10, 15...*
Answer:
21,28
Step-by-step explanation:
3-1=2 2+1=3
6-3=3 3+3=6
10-6=4 4+6=10
15-10=5 5+10=15
6+15=21
7+21=28
Gabriella’s quiz grades are shown below. Which is the outlier?
88, 92, 92, 96, 98, 20.
Answer:
20
Step-by-step explanation:
what’s the answer and the work ?
Answer:
2√14
Step-by-step explanation:
√56
√2^2 x 14
√2^2 √14
2√14
pls pls pls pls pls pls help me pls like i dont know if i have the answer right pls help me
anyone down to help?
Answer:
s = 10w
Step-by-step explanation:
First we need to find the slope
Since the point goes through (0,0), the slope is y/x
Using the point (1,10)
10/1 = 10
The equation is
y = mx+b
The slope is m and the y intercept is b
The slope is 10 and the b intercept is 0
y = 10x
Changing to the variables on the graph
s = 10w
The town of Lantana need $14,000 for a new playground. Lantana elementary school raised $5,358, Lantana middle school raised $2,834 and Latana highschool raised 4,132. About how much more money do you need to raised
Answer:
$1676
Step-by-step explanation:
The town of Lantana need $14,000 for a new playground.
Lantana Elementary School raised $5,358.
Lantana Middle School raised $2,834.
Latana High School raised $4,132.
The total amount raised so far is:
$5358 + $2834 + $4132 = $12324
The amount left to raise is:
$14000 - $12324 = $1676
You need to raise $1676.
By adding the amounts raised by all three schools, which is $12,324, and subtracting from the goal of $14,000, we find that an additional $1,676 is needed to fund the new playground in Lantana.
To determine how much more money is needed to reach the $14,000 goal for a new playground in Lantana, we need to sum up the amounts raised by Lantana Elementary School, Lantana Middle School, and Lantana High School, and then subtract this total from the goal.
Lantana Elementary School raised: $5,358
Lantana Middle School raised: $2,834
Lantana High School raised: $4,132
Adding these amounts together we get:
$5,358 + $2,834 + $4,132 = $12,324
To find out how much more is needed:
$14,000 - $12,324 = $1,676
Therefore, the town of Lantana needs to raise an additional $1,676 to meet the goal for the new playground.
Henry can build 2 birdhouses in 30 minutes how many birdhouse can he builds in four hours
Answer:
16 birdhouses
Step-by-step explanation:
2 birdhouses = 30 minutes
multiply by 2
4 birdhouses =60 minutes = 1 hour
Multiply by 4
16 birdhouses = 4 hours
Answer: 16.
Step-by-step explanation:
There is 60 minutes in 1 hour, multiply 60 by 4 then divide it by 30. Then multiply by 2.
Evaluate the expression for p = 5 and q = 6: pq 2 - q A)6 B)9 C)12 D)15
When evaluating the expression with p=5 and q=6, assuming the expression is 'p times q squared minus q', the result is 174, which does not match any of the provided options.
Explanation:The question provided requires evaluating an expression given the values for variables p and q. The expression provided seems to be 'pq 2 - q', but it is slightly unclear due to formatting. Assuming the expression is intended to be 'p times q squared minus q', and with p = 5 and q = 6, the evaluation would proceed as follows:
First, square the value of q: 6 squared = 36.Multiply this result by the value of p: 5 times 36 = 180.Finally, subtract the value of q: 180 - 6 = 174.Therefore, the result is 174, which does not match any of the provided multiple-choice options (A, B, C, D). The options may have been provided incorrectly or the expression may have been transcribed incorrectly. Without further clarification, the evaluated answer is 174.
Multiply (5 × 104)(7 × 103), express in scientific notation.
Answer:
5 times 104 is 520
7 times 103 is 721
Step-by-step explanation:
Answer:
5 x 104 = 520
7 x 103=721
Have a great day
what is the anwser to (2a - 6)(3a + 15)=0
At 3 am the temperature was -4°C by midday the temperature had gone up by 11°C from Midday to midnight the temperature went down by 9°C work out the temperature by midnight?
Answer:
-2º
Step-by-step explanation:
First you add 11 to -4 which is +7and the yousubtract 9 equal to -2
Step-by-step explanation:
Temperature at 3 am = -4°C
Temperature at midday = up 11°C
= -4°C + 11°C
= 7°C
Temperature at midnight = down 9°C
= 7°C - 9°C
= -2°C
So, the temperature at midnight is -2°C
Hope it helpful and useful :)
You write down the temperatures at different times on one of the match days midnight - -6degrees 4 am - -8 degrees 8am- -4 degrees noon- 7degrees 3 pm- 6 degrees 7pm- -2 degrees what is the difference between the lowest and the highest temperature? thanks
Answer:
the difference is 15 degrees
Step-by-step explanation:
HIghest Temp- (7)
Lowest Temp (-8)
-8 +15 = 7
7-15 = -8
Explain the steps you would take to complete this
conversion problem.
46 lb
1.
Х
1kg
2.2 lb
х
1,000 g
1kg
= ?
We have been given a conversion problem. We are asked to convert 46 pounds into grams.
First of all, we will convert pounds to kg.
We know that 1 kg is approximately 2.2 pounds.
[tex]\frac{46\text{ lb}}{1}\times \frac{1\text{ kg}}{2.2\text{ lb}}[/tex]
Now we will convert kg to grams.
We know that 1 kg equal 1000 grams.
[tex]\frac{46\text{ lb}}{1}\times \frac{1\text{ kg}}{2.2\text{ lb}}\times \frac{1000\text{ g}}{\text{1 kg}}[/tex]
Now we will cancel out common units that is kg with kg and pounds by pounds.
[tex]\frac{46}{1}\times \frac{1}{2.2}\times \frac{1000\text{ g}}{1}[/tex]
Now we will multiply the terms in numerator and denominator.
[tex]\frac{46\times1\times1000\text{ g}}{1\times2.2\times1}[/tex]
[tex]\frac{46,000\text{ g}}{2.2}[/tex]
[tex]\frac{46,000\text{ g}}{2.2}=20,909.0909\text{ g}\approx 20,909.1\text{ g}[/tex]
Therefore, 46 pounds are approximately 20,909.1 grams.
The converted value for the given conversion problem is 20,909.1 grams, which is determined by dimensional analysis.
The conversion problem is given as:
46 lb/1 × 1 kg/2.2 lb × 1000/1 kg
To convert 46 pounds (lb) to kilograms (kg) using dimensional analysis.
Start with the given value: 46 lb.
Multiply by the conversion factor of 1 kg/2.2 lb.
This ratio converts pounds to kilograms, where 1 kilogram is approximately equal to 2.2 pounds.
The lb unit cancels out, leaving you with the value in kilograms:
(46 lb) × (1 kg/2.2 lb) = 20.9091 kg (rounded to four decimal places).
Lastly, multiply by the conversion factor 1000/1 kg to convert the result to grams (since 1 kg = 1000 grams).
The final result is approximately 20,909.1 grams.
Learn more about the dimensional analysis here:
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Calculating Areas of Multiple Polygons
Each unit on the coordinate grid represents
1 yard.
The rectangular pool and triangular hot tub shown are both in need of covers.
How much total material is needed to cover both?
square yards
Answer:
the answer is 29
Step-by-step explanation:
Answer:
29
Step-by-step explanation:
This is a easy question and easy points. Focus on question 5.
Answer:
a) 84 cm3
b) 14,080 cm3
c) 1392.49 cm3
Step-by-step explanation:
Answer:
81cm. 54 times 1.5 = 81.
Marty says he would rather have –$5 than $0. Do you agree with Marty? Explain.
Answer:
I disagree with Marty!
Step-by-step explanation:
If Marty would have -$5 it would mean he owns that person $5. If you don't have money you don't owe anything.
For example:
Isaiah has $20 and then he spends $18 and he only has $2 left.
Isaiah doesn't have enough money for anything else or should've not bought anything to save his allowance.
As you can see Isaiah has spent 18 dollars. Therefore, if the person has to ask for the money back, he would have to own those $18.
Back to the problem, Marty would rather have -$5 than $0. If he would rather have -$5 it means he has to own the person.
Therefore Marty would rather have $0.
Sample Response: I disagree with Marty’s statement because negative numbers are less than 0, so having −$5 would mean I would owe $5 to someone.
WILL GIVE BRAINLEIST : A party hat is in the shape of a cone. What is the volume of the hat in cubic centimeters?
What is the value of x in the equation (2x+2) x+34
Answer:
you cant find the value of x with just that. i need an equal sign along with the number
Step-by-step explanation:
What is the approximate area of the shaded sector in the circle below?
Answer: It’s 17.3. Just checked :D
What is x? Please help FAST
Answer:
x=35°
Step-by-step explanation:
X is 35° because of vertical angle.
emily buys 14 balloons. 3 are red, 4 are white, and the rest are blue. what is the ratio of blue balloons to the total number of balloons
Emily bought 14 balloons in total, with 7 balloons being blue. The ratio of blue balloons to total balloons is 1:2.
Explanation:In this numerical problem, Emily bought a total of 14 balloons. Among them, 3 are red and 4 are white. To find out how many balls are blue, subtract the number of red and white balloons from the total which is 14 - 3 - 4 = 7. Therefore, Emily has 7 blue balloons.
The ratio of blue balloons to the total number of balloons can be calculated by dividing the number of blue balloons by the total number of balloons: 7/14. This results in a ratio of 1:2. This means, for every one blue balloon, there are two total balloons.
Learn more about Ratio here:https://brainly.com/question/32531170
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Final answer:
Explaining the ratio of blue balloons out of the total in the scenario where Emily buys balloons.
Explanation:
The ratio of blue balloons to the total number of balloons is 7:14 or 1:2.
To calculate this ratio, you add the number of blue balloons (7) to the total number of balloons (14), resulting in a ratio of 7:14, which simplifies to 1:2.
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $240 and a standard deviation of $25. According to the Standard Deviation Rule, in a semester, almost all (99.7%) of the students spent on textbooks in a semester:_________.
The final part of the question is asking;
How much did all (99.7%) of the students spend on textbooks in a semester
Answer:
almost all (99.7%) of the students spent between $165 and $315 on textbooks in a semester.
Step-by-step explanation:
The standard deviation rule describes to us that for distributions that have the normal shape, approximately 99.7% of the observations fall within 3 standard deviations of the mean.
In this question, we are given that; Mean = 240 and Standard deviation= 25
So, 3 standard deviation below the mean = Mean - 3(standard deviation)
= 240 - (3 × 25)
= 240 - 75 = 165
Now, 3 standard deviation above the mean = Mean + 3 standard deviation = 240 + (3 × 25)
= 240 + 75 = 315
So, almost all (99.7%) of the students spent between $165 and $315 on textbooks in a semester.
Help plz what is the answer to this question?
Answer
c) (-3/4)pi
Step-by-step explanation:
radians = degrees*(pi/180)
radians = (-135)*(pi/180)
radians = (-135(pi))/180
Simplify to (-3(pi)/4) or (-3/4)pi
Hope this helped!
Find the value of x
X = 8
X = 10
X = 16
X = 20
Answer:
x = 10
Step-by-step explanation:
if you go off of the other line that equals 10, its about the same length, so 10 is my estimate
hope this helps :)
Answer:
x = 20
Step-by-step explanation:
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