The volume of the rectangular prism is 91 cubic feet, the correct answer is 91 cubic ft.
What is the volume of the rectangular prism?
The volume of a rectangular prism is given by the formula:
Volume = length x width x height
where, the length, width, and height are the three dimensions of the rectangular prism.
The formula for the volume of a rectangular prism is given as:
Volume = Base Area x Height
Substituting the given values, we get:
Volume = 13 square feet x 7 feet
Volume = 91 cubic feet
Therefore, the volume of the rectangular prism is 91 cubic feet, the correct answer is 91 cubic ft.
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Write an equation for the translation of y=4/x
that has the given asymptotes.
X=-2
Y=7
Answer:y=4/x−4−3
Step-by-step explanation:Explanation:
translation of 4 units right
translation of 3 units down
y=f(x)→y=f(x−4)−3
PLEASE HELP WILL MARK BRAINLIEST THANK U
Explain why this equation is wrong
Answer:
The equation is wrongexplanatiowrongexplanwrongo
Step-by-step explanation:
i need help.please explain and solve the problem.thank you so much that's 4th grade math
Answer:
7x50=350
Step-by-step explanation:
Which of the following is the domain of the function based on the input-output table below?
Answer:
the domain is the input or the x value, while the range consists of y values or the output of an input output table.
Step-by-step explanation:
Seven times the sum of twice a number and 12 is -28. Find the number
Answer:
7(2x + 12) = -28
14x + 84 = -28
14x + 0 = -112
14x/14 -112/14
x = -8
Step-by-step explanation:
hope this helps :)
Use the data in the drawing to calculate the \(\alpha\) angle
(Sorry, I'm not a native english speaker)
Step-by-step explanation:
Opposite angles in a cyclic quadrilateral
are supplementary. (Sum up to 180°)
Hence alpha + 50° = 180°,
Alpha angle = 130°.
Answer:
Sum of the opposite angles of a cyclic quadrilateral is 180°
\( \alpha + 50 = 180 \\ \alpha = 180 - 50 \\ \boxed{\alpha = 130}\)
130° is the right answer.sharmila recived 81 texts in 9 minutes
Answer:
Step-by-step explanation:
81 texts in 9 hours
So you do 81 divided by 9
Which givrs you 9 text an hour
need help pls here is screenshot
The sequence that represents the first fiver terms is:
6, 26, 126, 626, 3126
How to find the nth term of the sequence?The formula that depicts the given sequence is:
k(n) = 5ⁿ + 1
We are told that it is the formula for the first five terms of the sequence.
When n = 1, we have:
k(1) = 5¹ + 1 = 6
k(2) = 5² + 1 = 26
k(3) = 5³ + 1 = 126
k(4) = 5⁴ + 1 = 626
k(5) = 5⁵ + 1 = 3126
Thus, the required sequence is:
6, 26, 126, 626, 3126
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Question is in the picture, please explain your answer with steps.
Solving a system of equations we can see that the washer costs $750, and the dryer costs $250.
How to find the costs?Let's define the variables:
x = cost of the washer.
y = cost of the dryer.
We know that the cost combined is $1000, then:
x + y = 1000
And the washer cost 3 times the cost of the dryer, then we will get:
x = 3y
So we have a system of equations, we can replace the second equation into the first one, so we will get:
3y + y = 1000
4y = 1000
y = 1000/4
y = 250
The cost of the washer is:
x = 3*250 = 750
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Find what percent 768 is of 3,200.
Answer:
3200 of 768 is 416.67%
Step-by-step explanation:
There's your answer hope this helps.
choose the correct letter no need to show any work
Given that the line passes through these points:
\(\mleft(4,3\mright),\mleft(7,9\mright)\)You can find the slope of the line using this formula:
\(m=\frac{y_2-y_1}{x_2-x_1}\)Where these two points are on the line:
\((x_1,y_1),(x_2,y_2)_{}\)In this case, you can set up that:
\(\begin{gathered} y_2=9 \\ y_1=3 \\ x_2=7 \\ x_1=4 \end{gathered}\)Substituting values into the formula and evaluating, you get:
\(m=\frac{9-3}{7-4}=\frac{6}{3}=2\)By definition, the Slope-Intercept Form of the equation of a line is:
\(y=mx+b\)Where "m" is the slope and "b" is the y-intercept.
In order to find the value of "b", you can substitute the slope and the coordinate of one of the points on the line into the equation, and then solve for "b":
\(\begin{gathered} 3=(2)(4)+b \\ 3-8=b \\ b=-5 \end{gathered}\)Therefore, you get that the equation of this line in Slope-Intercept Form is:
\(y=2x-5\)Since you must write the equation in Standard Form:
\(Ax+By=C\)Where A, B and C are numbers.
You need to subtract the x-term from both sides of the equation:
\(\begin{gathered} (-2x)+y=2x-5-(2x) \\ \\ -2x+y=-5 \end{gathered}\)Hence, the answer is: Option D.
how many ft is equal to 1.66m
Answer:
5.44 meters
Step-by-step explanation:
We Know
0.3048 meter = 1 ft
How many ft makes a height of 1.66m?
We Take
1.66 ÷ 0.3048 ≈ 5.44 meters
So, the answer is 5.44 meters.
NEED HELP ASAP PLEASE! BRAINLIEST TO RIGHT ANSWER! For two similar triangles ABC and DEF, the scale factor of ∆ABC to ∆DEF is 2 : 3. If AB = 2(BC) and DE = 3(BC), what is EF?
A. 6BC
B. 2BC
C. 3BC
D. 1.5BC
Answer:
Assuming the similarity is that BC scales to EF, answer is
D. 1.5BC
Step-by-step explanation:
Because the triangles are smilar, AB/BC = DE/EF
If AB = 2BC
then DE = 2EF
but also DE = 3BC
so 2EF = 3BC
EF = 1.5BC
convert 657 as binary form in computer language
Answer:
1010010001
Step-by-step explanation:
Keep dividing 657 by 2, and record the quotient and remainder
657
328,1
164,0
82,0
41,0
20,1
10,0
5,0
2,1
1,0
So chain the remainders from bottom up to get the binary number:
1010010001
Check:
1+16+128+512=657 checks.
Express the following division in the form of a + bi: (7 + 4i)/(8 + 3i).
Given:
There is an expression given as below
\(\frac{\left(7+4i\right)}{\left(8+3i\right)}\)Required:
We need to find the division
Explanation:
\(\begin{gathered} \frac{7+4i}{8+3i}*\frac{8-3i}{8-3i} \\ \\ =\frac{56-21i+32i+12}{64+9} \\ \\ =\frac{68+11i}{73} \\ \\ =\frac{68}{73}+\frac{11}{73}i \end{gathered}\)Final answer:
(68/73)+(11/73)i
PLEASE HELP DUE SOON! PLEASE SHOW WORK SO I KNOW HOW TO IT FOR NEXT TIME! IM STUCK ON THIS AND ITS DUE TODAY!!!!! YOU WILL GETT 100 POINTS REAL ANSWERS ONLY! MANY THANKS! QUESTIONS DOWN BELOW!!!!!
Answer:
a) zero triangles.
b) one triangle.
Step-by-step explanation:
In triangle ABC:
A, B and C are the interior angles.a, b and c are the sides opposite the corresponding interior angles.Part (a)Given:
∠A = 51°a = 10 cmb = 28 cmLaw of Sines
\(\sf \dfrac{\sin A}{a}=\dfrac{\sin B}{b}=\dfrac{\sin C}{c}\)
(where A, B and C are the angles and a, b and c are the sides opposite the angles)
To determine if any triangles are possible, substitute the given values into the Law of Sines to find angle B:
\(\implies \sf \dfrac{\sin 51^{\circ}}{10}=\dfrac{\sin B}{28}\)
\(\implies \sf \sin B=\dfrac{28\sin 51^{\circ}}{10}\)
\(\implies \sf \sin B=2.176008...\)
As -1 ≤ sin B ≤ 1, there is no solution for angle B.
Therefore, zero triangles are possible.
----------------------------------------------------------------------------------
Part (b)Given:
∠C = 30°a = 24 cmc = 12 cmLaw of Sines
\(\sf \dfrac{\sin A}{a}=\dfrac{\sin B}{b}=\dfrac{\sin C}{c}\)
(where A, B and C are the angles and a, b and c are the sides opposite the angles)
To determine if any triangles are possible, substitute the given values into the Law of Sines to find angle A:
\(\implies \sf \dfrac{\sin A}{24}=\dfrac{\sin 30^{\circ}}{12}\)
\(\implies \sf \sin A=\dfrac{24\sin 30^{\circ}}{12}\)
\(\implies \sf \sin A=1\)
\(\implies \sf A=\sin^{-1}(1)\)
\(\implies \sf A=90^{\circ}\)
Therefore, one triangle is possible (see attachment).
Amber wants to visit Charlotte, Philadelphia, San Antonio, Huston, Dallas, Jacksonville, and San Jose. If she decides to visit some, all, or none of these cities, how many travel options does she have?
if the expression 3x + 10 is equivalent to -2x what must the value of x be
Answer:
Step-by-step explanation:
It would be -5 3-5=-2
Use the quadratic formula to find the exact solutions of 3x2 − 6x + 2 = 0.
a. negative 1 plus or minus the square root of 3 divided by 3
b. 1 plus or minus the square root of 3 divided by 3
c. negative 1 plus or minus the square root of 15 divided by 3
d. 1 plus or minus the square root of 15 divided by 3
The exact solutions of the qudratic equation 3x^2 - 6x + 2 = 0 are:
a. negative 1 plus or minus the square root of 3 divided by
3 (x = (-1 ± √3) / 3) .So, option a is the correct answer.
To find the solutions of the quadratic equation 3x^2 - 6x + 2 = 0, we can use the quadratic formula, which states that for an equation of the form ax^2 + bx + c = 0, the solutions are given by:
x = (-b ± √(b^2 - 4ac)) / (2a)
In this case, a = 3, b = -6, and c = 2. Substituting these values into the formula, we have:
x = (-(-6) ± √((-6)^2 - 4(3)(2))) / (2(3))
x = (6 ± √(36 - 24)) / 6
x = (6 ± √12) / 6
x = (6 ± 2√3) / 6
x = (3 ± √3) / 3
Therefore, the exact solutions of the equation 3x^2 - 6x + 2 = 0 are:
a. negative 1 plus or minus the square root of 3 divided by 3 (x = (-1 ± √3) / 3)
So, option a is the correct answer.
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AB and CD are tangents of circle O find each of the following
The lines CA and CD are tangents to the circle O, hence; EA = 4, AB = 15, m∠ABO = 90°, m∠ODC = 90°, and m∠EAB = 30°.
Tangent to a circle theoremThe tangent to a circle theorem states that a line is tangent to a circle if and only if the line is perpendicular to the radius drawn to the point of tangency
If OB = 6 and AB = 8, then;
OA = √(8² + 6²) {by Pythagoras rule}
OA = √100
OA = 10
EA = OA - OE(radius)
EA = 10 - 6 = 4
If DE = 16 and EA = 9, then;
OA = (diameter/2) + EA
OA = 8 + 9 = 17
AB = √(17² - 8²)
AB = √225
AB = 15
OB is perpendicular to line CA tangent to the circle so m∠ABO = 90°
OD is perpendicular to the line CD tangent to the circle so m∠ODC = 90°
If m∠DOB = 120° then;
120° = m∠ABO + m∠EAB {exterior angle of a triangle is equal to the two opposite interior angles}
m∠EAB = 120° - 90°
m∠EAB = 30°
In conclusion, for the lines tangent to the circle, we have that;
EA = 4, AB = 15, m∠ABO = 90°, m∠ODC = 90°, and m∠EAB = 30°
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Which division problem is represented with this model?
Responses
15÷2
1 fifth divided by 2
15÷6
1 fifth divided by 6
16÷2
1 over 6 end fraction divided by 2
12÷5
1 half divided by 5
Answer:
C.
Step-by-step explanation:
We have five unshaded, 1 half of unshaded, and 1 shaded, Thus, It will be showed as \(\frac{1}{6}\) ➗ \(2\)
FInd the measure of the arc using the picture provided , please and thanks
The measure of arc angle QTP is 204 degrees.
How to find arc angle?When a tangent and a secant intersect outside a circle then the measure of the angle formed is one-half the positive difference of the measures of the intercepted arcs.
Therefore, let's find the measure of arc angle QTP as follows:
90 = 0.5(x - 68)
90 = 0.5x - 34
0.5x = 124
x = 124 / 0.5
x = 248 degrees
Where
x = arc angle TSQ
Therefore,
arc QP = 44 degrees
Therefore,
arc QTP = 248 - 44
arc QTP = 204 degrees
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i forgot how i solved this, what im getting is 4x -24 which is wrong
Answer:
\((4x^2+22x-12)cm^2\)Explanation:
From the given figure:
• The base of the triangle, b = (4x-2) cm
,• The perpendicular height, h = (2x+12) cm
The area of a triangle is calculated using the formula:
\(A=\frac{1}{2}bh\)Substitute the given expressions:
\(\begin{gathered} A=\frac{1}{2}(4x-2)(2x+12) \\ Factor\text{ }4x-2\implies4x-2=2(2x-1) \\ A=\frac{1}{2}\times2(2x-1)(2x+12) \\ A=(2x-1)(2x+12) \end{gathered}\)Next, open the brackets:
\(\begin{gathered} A=2x(2x+12)-1(2x+12) \\ =4x^2+24x-2x-12 \\ =(4x^2+22x-12)cm^2 \end{gathered}\)The area of the triangle is:
\((4x^2+22x-12)cm^2\)Height = -16x^2 +71x+29 Where X is the number of seconds after the baseball is thrown from the window
The height function with respect to time has been given to be:
\(\begin{gathered} H(x)=-16x^2+71x+29 \\ \text{where x represents time(s}econds) \end{gathered}\)a)
At x = 2secs, the height of the ball is:
\(\begin{gathered} H(2)=-16(2)^2+71(2)+29 \\ H(2)=-16(4)+142+29 \\ H(2)=-64+142+29 \\ H(2)=107feet \end{gathered}\)Hence, at 2 seconds, the height of the ball is 107 feet
b)
At x = 4secs, the height of the ball is:
\(\begin{gathered} H(4)=-16(4)^2+71(4)+29 \\ H(4)=-16(16)+284+29 \\ H(4)=-256+284+29 \\ H(4)=57\text{ f}eet \end{gathered}\)Hence, at 4 seconds, the height of the ball is 57 feet
*Please help*
Xavier bought a new boat for $24,000 in the year 2009. He knows that the value of the boat has depreciated linearly. If the value of the boat in 2010 was $18,500, what was the annual rate of change of the boat's value? Round your answer to the nearest hundredth if necessary.
Answer:
5500 is correct Answer.
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The height of cylinder B is twice the height of cylinder A the total surface area of cylinder A is 180 Calculate the total surface area of cylinder B
Main Answer: The total surface area of cylinder B is approximately 476.7 square units.
Supporting Question and Answer:
How is the surface area of a cylinder calculated?
The surface area of a cylinder is the sum of the areas of its curved surface and two circular bases. It can be calculated using the formula:
A = 2πrh + 2π\(r^{2}\)
where "r" is the radius of the circular base, "h" is the height of the cylinder, and π (pi) is a mathematical constant that represents the ratio of the circumference of a circle to its diameter, approximately equal to 3.14159.
The first term, 2πrh, represents the area of the curved surface of the cylinder, while the second term, 2π\(r^{2}\), represents the combined area of the top and bottom circular bases.
Body of the Solution: Let the height and radius of cylinder A be "h" and "r" respectively. Then, the height and radius of cylinder B are "2h" and "R" respectively, since cylinder B has twice the height of cylinder A but the same radius.
The total surface area of a cylinder is given by the formula:
Area = 2πrh + 2π\(r^{2}\)
For cylinder A, we know that the surface area is 180, so we can substitute the values and solve for "r" as follows:
180 = 2πrh + 2π\(r^{2}\)
90 = πrh + π\(r^{2}\)
We can rearrange this equation to solve for r:
r² + rh - 90/π=0
Using the quAdratic formula,we get:
r = (-h ± √((h)² + 4(90/π)))/2
r = -h/2 ± √(h² + 4(90/π))/2
Now we have an expression for r in terms of h . We can use this expression to find the radius of cylinder B, since we know that cylinder B has twice the height of cylinder A.
R = 2r= -h ± √(h² + 4(90/π))
We can use this expression to find the surface area of cylinder B:
Surface area of cylinder B = 2πR² + 2πR(2h)
Surface area of cylinder B= 2π( -h ± √(h² + 4(90/π)))² + 4πh( -h± √(h² + 4(90/π)))
We can use the value we found for 2h using the quadratic formula in the expression to get:
Surface area of cylinder B = 476.7 square units (rounded to one decimal place)
Therefore, the total surface area of cylinder B is approximately 476.7 square units.
Final Answer: Therefore, the total surface area of cylinder B is approximately 476.7 square units.
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Calculate the volume of this cylinder in terms of Pi and to the nearest hundredth
The volume of the given cylinder in terms of pi as required to be determined in the task content is; 5000 pi.
What is the volume of the given cylinder?It follows from the task content that the volume of the cylinder which is as represented is to be determined.
Since the volume of a cylinder is;
V = 2πr²h
where r = 10 and h = 25.
V = 2π × 10² × 25.
V = 5000π.
Ultimately, the volume of the given cylinder as required to be determined is; V = 5000 pi.
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Help me pleasee! I dont understand this!
there are only two lines of symmetry in a circle true or false
Answer:False
Step-by-step explanation: a circle has infinite lines of symmetry an oval has two
Solve for x using
cross multiplication.
2x + 2 = x-4
11
6
x = [?]
Enter
you would cross multiply meaning 6(2x+2)=11(x-4) Then you distribute 6 so it would be 12x+12=11x-44 then you have to move the constant and the variable so 12x-11x= -44-12 so then the answer would be x = -56