Answer: V = B · h
Step-by-step explanation:
Volume (V) = Area of the base (B) × height (h)
The Area of the base (B) depends on the shape of the base. For example:
Triangular prism = Area of a Triangle × heightRectangular prism = Area of a rectangle × heightPentagonal prism = Area of a pentagon × heightThe expression for volume of prism is A*H where A is area of base and H is height of the prism.
What is volume?
Each thing in three dimensions takes up some space. The volume of this area is what is being measured. The space occupied within an object's borders in three dimensions is referred to as its volume.
What is the volume of prism?A prism is a solid geometric figure whose two end faces are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms.
Basically a prism has a base with a height.
The volume V of prism will be the product of the area of base A and the height of the prism H.
V=A*H
Therefore, the expression for volume of prism is A*H where A is area of base and H is height of the prism.
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what number of cakes sold is an outlier?
9, it’s further from the common area of plots
Answer:
9
Step-by-step explanation:
an outlier is an observation point that is distant from other observations
Write 31 in tens and ones
Answer:
3 tens and 1 ones
Step-by-step explanation:
3 tens would be
3 x 10
which is 30
and 1 one is 1
30 + 1 = 31
Hope this helps! Please mark Brainliest! Thanks!!
the surface area of this rectangular prism is 28 square centimeters. What is the value of p?
Answer:
4
Step-by-step explanation:
Since the value of the total prism is 28, and you know that there are two sides which are 2 from 2x1. Then you can subtract 4 from 28. You would have 4 sides left, 2 of which are px1 and the other 2 are 2xp. The total results would be 2p+4p which is 6p=24.
Each week, Kelly pays $68.45 in federal income tax, $22.81 in state income tax, and $18.75 in other taxes. Which is the best estimate for the payroll tax Kelly pays each month?
Kelly's estimated monthly payroll tax is $475.94, which is found by adding together all of her weekly taxes and then multiplying by the average number of weeks in a month.
Explanation:To estimate the amount of payroll tax Kelly pays each month, we first need to find out how much she pays weekly and then multiply it by the number of weeks in a month on average.
Firstly, we add together all of the weekly taxes she pays, which includes federal income tax ($68.45), state income tax ($22.81), and other taxes ($18.75). The sum equals $110.01.
Then, to convert this weekly tax to a monthly estimation, we multiply by an average of 4.33 weeks in a month (since not every month is precisely 4 weeks). Therefore, $110.01 * 4.33 is approximately $475.94.
Therefore, the best estimation for the monthly payroll tax that Kelly pays is $475.94.
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is the function linear or non-linear?
Answer:
Linear
Step-by-step explanation:
It is linear because it is a straight line.
Answer:
Linear
Step-by-step explanation:
The function is linear because it is a straight line.
The width of a rectangle, in feet, is represented by (3x-1.5). The length of the rectangle, in feet, is represented by (1.25x+3). Find the perimeter of the rectangle.
Answer:
P = 8.5 x + 3 ft
Step-by-step explanation:
To find the perimeter, we use the formula
P =2(l+w) where l is the length and w is the width
P =2 (1.25x+3 + 3x-1.5)
Combine like terms
P = 2( 4.25x +1.5)
Distribute the 2
P = 8.5 x + 3 ft
The perimeter of the rectangle in terms of x is [tex]\( {\frac{17}{2}x + 3} \)[/tex].
Given the width of the rectangle is (3x - 1.5) feet and the length is (1.25x + 3) feet, we can substitute these expressions into the perimeter formula.
First, let's express the width and length in terms of xwith rational numbers to avoid dealing with decimals:
Width [tex]\( w = 3x - \frac{3}{2} \)[/tex]
Length [tex]\( l = \frac{5}{4}x + 3 \)[/tex]
Now, we can calculate the perimeter:
[tex]\( P = 2(l + w) \)\\ \( P = 2 \left( \left( \frac{5}{4}x + 3 \right) + (3x - \frac{3}{2}) \right) \)\\ \( P = 2 \left( \frac{5}{4}x + 3 + 3x - \frac{3}{2} \right) \)\\ \( P = 2 \left( \frac{5}{4}x + 3x + 3 - \frac{3}{2} \right) \)\\ \( P = 2 \left( \frac{5}{4}x + \frac{12}{4}x + \frac{6}{2} - \frac{3}{2} \right) \)\\ \( P = 2 \left( \frac{17}{4}x + \frac{3}{2} \right) \)\\ \( P = 2 \times \frac{17}{4}x + 2 \times \frac{3}{2} \)\\ \( P = \frac{34}{4}x + 3 \)\\ \( P = \frac{17}{2}x + 3 \)[/tex]
perimeter = [tex]\( {\frac{17}{2}x + 3} \)[/tex].
during a softball game kay hit a fly ball the function f(x) = -16t^2 + 64t + 4 describes the height of the softball in feet. make a table of values for the function and then graph it.
The graph is attached.
To graph a parabola we need to know the following:
- If the parabola is open upwards or downwards
- They axis intercepts (if they exist)
- The vertex position (point)
We are given the function:
[tex]f(t)=-16t^{2}+64t+4[/tex]
Where,
[tex]a=-16\\b=64\\c=4[/tex]
For this case, the coefficient of the quadratic term (a) is negative, it means that the parabola opens downwards.
Finding the axis interception points:
Making the function equal to 0, we can find the x-axis (t) intercepts, but since the equation is a function of the time, we will only consider the positive values, so:
[tex]f(t)=-16t^{2}+64t+4\\0=-16t^{2}+64t+4\\-16t^{2}+64t+4=0[/tex]
Using the quadratic equation:
[tex]\frac{-b+-\sqrt{b^{2}-4ac } }{2a}=\frac{-64+-\sqrt{64^{2}-4*-16*4} }{2*-16}\\\\\frac{-64+-\sqrt{64^{2}-4*-16*4} }{2*-16}=\frac{-64+-\sqrt{4096+256} }{-32}\\\\\frac{-64+-\sqrt{4096+256} }{-32}=\frac{-64+-(65.96) }{-32}\\\\t1=\frac{-64+(65.96) }{-32}=-0.06\\\\t2=\frac{-64-(65.96) }{-32}=4.0615[/tex]
So, at t=4.0615 the height of the softball will be 0.
Since we will work only with positive values of "x", since we are working with a function of time:
Let's start from "t" equals to 0 to "t" equals to 4.0615.
So, evaluating we have:
[tex]f(0)=-16(0)^{2}+64(0)+4=4\\\\f(1)=-16(1)^{2}+64(1)+4=52\\\\f(2)=-16(2)^{2}+64(2)+4=68\\\\f(3)=-16(3)^{2}+64(3)+4=52\\\\f(4.061)=-16(4.0615)^{2}+64(4.0615)+4=0.0034=0[/tex]
Finally, we can conclude that:
- The softball reach its maximum height at t equals to 2. (68 feet)
- The softball hits the ground at t equals to 4.0615 (0 feet)
- At t equals to 0, the height of the softball is equal to 4 feet.
See the attached image for the graphic.
Have a nice day!
find the difference of the given polynomials (8x^2-3x+1/3)-(2x^2-8x+3/5)
Answer:
[tex]\boxed{\bold{6x^2+5x-\frac{4}{15}}}[/tex]
Explanation:
[ Step One ] Remove Parenthesis: (a) = a
[tex]\bold{8x^2-3x+\frac{1}{3}-\left(2x^2-8x+\frac{3}{5}\right)}[/tex]
[ Step Two ] Simplify: [tex]\bold{-\left(2x^2-8x+\frac{3}{5}\right): \ -2x^2+8x-\frac{3}{5}}[/tex]
[tex]\bold{8x^2-3x+\frac{1}{3}-2x^2+8x-\frac{3}{5}}[/tex]
[ Step Three ] Simplify [tex]\bold{8x^2-3x+\frac{1}{3}-2x^2+8x-\frac{3}{5}: \ 6x^2+5x+\frac{1}{3}-\frac{3}{5}}[/tex]
[tex]\bold{6x^2+5x-\frac{4}{15}}[/tex]
[ [tex]\boxed{\bold{Final \ Answer}}[/tex] ]
➤ [tex]\bold{6x^2+5x-\frac{4}{15}}[/tex]
[tex]\boxed{\bold{Mordancy}}[/tex]
Tristan rode his bike 3 2/3 miles on Saturday he rode 1 4/5 Mi on Sunday how many more miles did make ride on Saturday then on Sunday
what is the exact volume email of the cylinder
Answer:
A. V=BH
Step-by-step explanation:
The exact volume email of the cylinder in the image is 324π in³.
This is calculated using the formula for the volume of a cylinder:
Volume = πr²h
where:
π is a mathematical constant with the approximate value of 3.14
r is the radius of the cylinder
h is the height of the cylinder
In the image, the radius of the cylinder is 3 in and the height is 6 in. Therefore, the volume of the cylinder is:
Volume = π(3 in)²(6 in)
Volume = π(9 in²)(6 in)
Volume = 54π in³
However, the image also contains the text 324π in³.
This is the correct volume of the cylinder, as it takes into account the fact that the cylinder is hollow.
Therefore, the exact volume email of the cylinder in the image is 324π in³.
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What is the measure of ∠L ? A right triangle L M N. Angle M is marked as a right angle. Side L M is labeled as 18 inches. Side L N is labeled as 60 inches.
Answer:
72.54°
Step-by-step explanation:
Given that triangle LMN is a right-angle triangle and LM=18 inches and LN =60 inches then;
applying the cosine rule
cos ∠L=Adjacent/hypotenuse
cos∠L=18/60
cos∠L=0.3
cos⁻¹ ∠L= 72.54°
Answer:
72.54°
Step-by-step explanation:
A company owns rental properties and must pay for repairs and upkeep. If the monthly maintenance costs have an average of $3500.00 and a standard deviation of $257.00, give the range of costs the company can count on having to pay about 95% of the time.
Given is - the monthly maintenance costs have an average of $3500 and a standard deviation of $257. This means that around 95% of the distributed data lies within the ranges of -257 to +257 of the given standard deviation.
Hence, range becomes :
[tex]3500-257=3243[/tex] and [tex]3500+257=3757[/tex]
Thus, the range is (3243 , 3757)
Answer:
(2996.28, 4003.72)
is 95% range.
Step-by-step explanation:
Given is -
the monthly maintenance costs have an average of $3500 and a standard deviation of $257.
If X denotes the monthly maintenance costs of the company then
X is N(3500,257)
To find out 95% of the range we have Z critical = 1.96
So lower bound of range[tex]= 3500-1.96*257[/tex] and
Upper bound [tex]= 3500+1.96*257[/tex]
Hence, range becomes :
(2996.28, 4003.72)
Mr. Caldwell divides 72 students into 12 groups. Solve the equation 72/s =12 find the number of students in each group.
Answer:
6
Step-by-step explanation:
72 divided by grops of 12 so 72/12 =6
if you are trying to find out what is s it is 864 if not then no i multipled 12 and 72 and got 864 and then i divieded it and it was right . Again sorry if this is not what you were looking for
A house has increased in value by 36% since it was purchased. If the current value is $578,000 , what was the value when it was purchased?
I hope this helps :)
Write an equation of each line that passes through the following points in slope-intercept form:
P (4, 1) and Q (3, –5)
help me please
Answer:
y = 6x - 23Step-by-step explanation:
The slope-intercept form of an equation of a line:
[tex]y=mx+b[/tex]
The formula of a slope:
[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]
We have the points P(4, 1) and Q(3, -5). Substitute:
[tex]m=\dfrac{-5-1}{3-4}=\dfrac{-6}{-1}=6[/tex]
The refore we have the equation:
[tex]y=6x+b[/tex]
Put the coordinates of the point P(4, 1) to the equation:
[tex]1=6(4)+b[/tex]
[tex]1=24+b[/tex] subtract 24 from both sides
[tex]-23=b\to b=-23[/tex]
Finally we have the equation:
[tex]y=6x-23[/tex]
Explain how to write a linear equation for a line on a graph.
Use y = mx + b.
m represents the slope of the line.
the slope equals rise over run.
in other words, count the number of vertical and horizontal units from one point to another point on the line.
if you have the y-intercept and a point, you can also solve for m.
b represents the y-intercept.
find the point on the graph where x = 0.
b is the value of y.
for example, if the y-intercept was (0,4) then b would equal 4.
x and y represent a point on the graph.
pick any point on the graph and plug it in.
for example, if the point (1,2) is on the graph then x = 1 and y = 2.
Simplify √ 105 ..................................
Answer:
Simplify √ 105
A. 2√ 7
B. 2√ 3
C. √ 105
D. √ 42
Step-by-step explanation:
Answer:
[tex]\sqrt{105}[/tex]
Step-by-step explanation:
I'm not 100% sure why, but I looked it up on a scientific calculator.
Hope it helps, : )
.:!LightningBug!:.
Dan and David win some money and share it in the ratio 5:4. Dan gets £8 more than David. How much did David get?
URGENT PLEASE ANSWER AS SOON AS POSSIBLE
Answer:
David:£32
Dan:£40
Step-by-step explanation:
HELP IM ABT TO FAIL :)
Answer:
15/36
Step-by-step explanation:
One hack that I used is I looked at all of the options in the first row and added the number one less 6 times
I basically did
5+(5-1)+(5-2)+(5-3)+(5-4)
5+4+3+2+1
15
Simplify 4(1/2 + 5/4)+ -5
Answer:
2
Step-by-step explanation:
Hopefully this helps.
Danny's office ordered a sandwich tray for lunch. The tray had 4 turkey sandwiches, 7 ham sandwiches, and 6 tuna sandwiches. If Danny randomly picked a sandwich off the tray without looking, what is the probability that he picked a ham sandwich? A. B. C. D.
Step-by-step explanation:
The total amount of sandwiches on the tray is 4+7+6. This makes 17. This will be the denominator of our fraction which we are going to use for the probability.
There are 7 ham sandwiches on the tray, therefore the probability that he will pick a ham sandwich is 7/17.
Brainliest? :)
Final answer:
The probability that Danny picked a ham sandwich is 7/17, since there are 7 ham sandwiches out of a total of 17 sandwiches on the tray.
Explanation:
The question is about calculating the probability that Danny picked a ham sandwich. To determine this, we count the total number of sandwiches and then count the number of ham sandwiches.
Total number of sandwiches = 4 turkey + 7 ham + 6 tuna = 17 sandwiches.
Since there are 7 ham sandwiches, the probability (P) that Danny picks a ham sandwich is calculated by dividing the number of ham sandwiches by the total number of sandwiches.
P(ham sandwich) = Number of ham sandwiches / Total number of sandwiches
P(ham sandwich) = 7 / 17
Therefore, the probability that Danny picked a ham sandwich is 7/17.
Mr.Walden wrote the expression. He asked his students to write an equivalent expression of simplified form.
Answer:
option D
Brianna
Step-by-step explanation:
Given in the question the expression wrote by Mr.Walden
[tex]\frac{p^{-5} }{q^{0} }[/tex]
To write the simplified form of this expression we will use negative rule of exponent
[tex]b^{-n}[/tex]= 1 / [tex]b^{n}[/tex]
[tex]q^{-5} = \frac{1}{q^{5} }[/tex]
so,
[tex]\frac{1}{q^{5} x q^{0} }[/tex]
[tex]\frac{1}{q^{5} p^{0} }[/tex]
Only Brianna wrote right simplification of the expression written by Mr.Walden
HELP!!!!!! Determine the equation of the line with slope −4 that passes through the point M(−2, 1).
Answer:
y = -4x - 7Step-by-step explanation:
The slope-intercept form of an equation of a line:
[tex]y=mx+b[/tex]
m - slope
b - y-intercept
We have the slope m = -4 and the point M(-2, 1).
The equation of a line:
[tex]y=-4x+b[/tex]
Put the coordinates of the point M to the equation of a line:
[tex]1=-4(-2)+b[/tex]
[tex]1=8+b[/tex] subtract 8 from both sides
[tex]-7=b\to b=-7[/tex]
Finally:
[tex]y=-4x-7[/tex]
If x+3/3 = y + 2/2 then x/3 =
Show work
Answer:
y/2
Step-by-step explanation:
(x+3)/3=(y+2)/2
(x+3-3)/3=(y+2-2)/2 adding the denominator to numerator
x/3=y/2
Use the equation below to find y, if m=4, x = 3, and b=11.
Y = mx + b
Answer:
y = 23
Step-by-step explanation:
Assuming the equation not below is y = mx + b form...
m = 4
x = 3
b = 11
y = 4(3) + 11
y = 12+ 11
y = 23
The required value of y = 23.
Given - m = 4
x = 3
b = 11
equation is the relationship between variable and represented as is example of polynomial equation.
given equation
y = mx + b
y = 4x3 + 11
y = 12+11
y = 23
Thus, the required value of y = 23
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assume that random guesses are made for 8 multiple choice questions on an SAT test, so that there are n=9 trials, each with probability of success (correct) given by p=0.6. find the indicated probability for the number of correct answers. find the probability that the number x of correct answers is fewer than 4.
Answer:
[tex]P(x<4)=0.0994[/tex]
Step-by-step explanation:
If we call x the number of correct questions obtained in the 9 attempts, then:
x is a discrete random variable that can be modeled by a binomial probability distribution p, with n = 9 trials.
So, the p of x successes has the following formula.
[tex]P(x) =\frac{n!}{x!(n-x)!}*p^x(1-p)^{n-x}[/tex]
Where:
n = 9
p = 0.6
We are looking for P(x<4)
By definition:
[tex]P(x<4) = P(x\leq3) = P(0) + P(1) + P(2) +P(3)[/tex]
Then:
[tex]P(x\leq3)=\sum_{x=0}^{3} \frac{9!}{x!(9-x)!}*(0.6)^x(1-0.6)^{9-x}[/tex]
[tex]P(x\leq3)=0.0994[/tex]
Probabilities are used to determine the chances of an event
The probability that the number of correct answers is fewer than 4 is 0.0994
The given parameters are:
[tex]n = 9[/tex]
[tex]p =0.6[/tex]
The probability is a binomial probability, and it is calculated using:
[tex]P(x) = ^nC_x p^x (1 - p)^{n -x}[/tex]
Fewer than 4 means: x = 0, 1, 2 and 3
So, we have:
[tex]P(x<4) = ^9C_0 \times 0.6^0 \times (1 - 0.6)^{9 -0} +^9C_1 \times 0.6^1 \times(1 - 0.6)^{9 -1} +^9C_2 \times 0.6^2\times (1 - 0.6)^{9 -2} +^9C_3 \times 0.6^3\times (1 - 0.6)^{9 -3}[/tex]
This gives
[tex]P(x<4) = 1 \times 0.6^0 \times (1 - 0.6)^9 + 9 \times 0.6^1 \times(1 - 0.6)^8 +36 \times 0.6^2 \times (1 - 0.6)^7 +84 \times 0.6^3 \times (1 - 0.6)^6[/tex]
Using a calculator,
[tex]P(x<4) = 0.099352576[/tex]
Approximate
[tex]P(x<4) = 0.0994[/tex]
Hence, the probability that the number of correct answers is fewer than 4 is 0.0994
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Which inequality is equivalent to 3+4/x>=x+2/x
Answer:
The first alternative is correct
Step-by-step explanation:
We move all the expressions to the left hand side of the inequality then combine like terms using lcm;
[tex]\frac{3}{1}+\frac{4}{x}-\frac{x+2}{x}\geq0\\\\\frac{3x+4-(x+2)}{x}\geq0\\\frac{2x+2}{x}\geq0[/tex]
Answer:
the first one
Step-by-step explanation:
Express the left side as a single fraction
3 + [tex]\frac{4}{x}[/tex]
= [tex]\frac{3x+4}{x}[/tex], hence
[tex]\frac{3x+4}{x}[/tex] ≥ [tex]\frac{x+2}{x}[/tex]
Subtract [tex]\frac{3x+4}{x}[/tex] from both sides
0 ≥ [tex]\frac{x+2}{x}[/tex] - [tex]\frac{3x+4}{x}[/tex]
0 ≥ [tex]\frac{-2x-2}{x}[/tex]
Multiply both sides by - 1, remembering to reverse the inequality symbol as a consequence
0 ≤ [tex]\frac{2x+2}{x}[/tex], hence
[tex]\frac{2x+2}{x}[/tex] ≥ 0
Round 8.077 to nearest thousand
Answer:
Your answer is 8,077
Step-by-step explanation:
What you do is you take 8.077 and times it by 1,000.
8.077*1,000=8,077 as your answer.
Answer:
It equals 0, I hope this helps yoU!
Mrs. Eskew saved her money for 37 years and had $2,119,784 in the bank. She used her money to go a vacation for a month and spent $278,389. How much did she have left after her vacation?
Mrs. Eskew will have $1,841,395 left after subtracting the vacation expense of $278,389 from her initial savings of $2,119,784.
The student is asking how much money Mrs. Eskew will have left after spending part of her savings on a vacation. To find out, we simply need to subtract the amount spent on the vacation from the total amount she had saved. Mrs. Eskew started with $2,119,784 in the bank. After spending $278,389 on her vacation, we can calculate her remaining balance as follows:
$2,119,784 - $278,389 = $1,841,395.
Therefore, Mrs. Eskew will have $1,841,395 left after her vacation.
A princess hat for a costume is shaped like a cone. The base of the cone is 12 in across and the height is 8
in. The slant height of the outside edge, which is unknown, is the hypotenuse of the right triangle formed with
the radius and the height of the cone.
(a) Sketch the princess hat. Label the known lengths as described and label the unknown length as x.
(b) What is the slant height of the outside edge?
Answer:
Part a) The drawn in the attached figure
Part b)The slant height of the outside edge is [tex]x=10\ in[/tex]
Step-by-step explanation:
Part a) The drawn in the attached figure
Part b) What is the slant height of the outside edge?
we have that
The diameter of the base of the cone is 12 in
so
[tex]r=12/2=6\ in[/tex] ----> the radius is half the diameter
[tex]h=8\ in[/tex]
Applying the Pythagoras Theorem find the slant height x
[tex]x^{2}=r^{2}+h^{2}[/tex]
substitute the values
[tex]x^{2}=6^{2}+8^{2}\\x^{2}=100\\x=10\ in[/tex]