In the above picture, we can see the two options
The perimeter of the first option is:
\(P_1=2\cdot7+6\cdot8=62in\)The perimeter of the second option is:
\(P_2=2\cdot8+6\cdot7=58in\)Therefore, the smallest perimeter is obtained connecting the sides of the cards that are 8 in long
The area of the larger polygon will be 3 times the area of one card
9 roses in a vase of 13 flowers the rest are daises the ratio is
Answer:
9 roses : 4 daisies : 13 total
Step-by-step explanation:
9 roses
4 daisies
13 total flowers
(13 - 9 = 4)
Answer:
9:4
Step-by-step explanation:
If there are 13 flowers in a vase and 9 of them are roses, all you have to do is subtract 9 from 13. 13-9 is equal to 4, so now you know there are 4 daisies. If you are looking for the ratio between roses and daisies, you just have the ratio 9:4.
find the 7th term in the sequence an= 1/2(3)^n-1
NEED IT SOONNNNNN
This should be the correct answer
Exact Form:
729/2
Decimal Form:
364.5
Mixed Number Form:
364 1/2
A team is selling discount cards as a fundraiser. The table shows the number of cards sold and the remaining amount of money needed.
A table showing Discount Cards Fundraiser with two columns and six rows. The first column, Cards Sold, has the entries, 10, 20, 30, 40, 50. The second column, Remainder of Goal, has the entries, $875, $795, $715, $635, $555.
Which word describes the slope of the line representing the data in the table?
zero
undefined
negative
positive
5
9
The word that describes the slope of the line representing the data in the table is "negative."
To determine the slope of the line representing the data in the table, we need to examine the relationship between the number of cards sold and the remaining amount of money needed.
Looking at the given data, we observe that as the number of cards sold increases, the remaining amount of money needed decreases. This indicates an inverse relationship between the two variables.
The slope of a line represents the rate of change between two variables. In this case, the slope is negative because the line decreases as we move from left to right.
Therefore, the word that describes the slope of the line representing the data in the table is "negative."
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−4(x−3)−1=4−7(x−5) solve for x
Answer:
9.33
Step-by-step explanation:
\(-4(x-3)-1 = 4-7(x-5)\\-4x+12-1 = 4-7x+35\\-4x+7x = -12+1+4+35\\ 3x = 28\\x = 28/3\\x = 9.33\)
2) A test consists of eight true/false questions. A student who forgot to study guesses randomly on every question. What is the probability that the student answers at most six questions correctly?
Answer:
Step-by-step explanation:
Guss
When entering a power, you can use a caret (SHIFT-6).
Enter
as w^5:
Use the fraction tool (fraction tool) to enter the numerator and denominator.
Enter
:
The power expression "w^5" can be entered as "w^5".
To represent a power using the caret symbol, follow these steps:
Start with the base variable or term, in this case, "w".
Type the caret symbol (^), which can be accessed by pressing SHIFT-6 on your keyboard.
Immediately after the caret symbol, enter the exponent or power value, in this case, "5".
The resulting power expression "w^5" represents the variable "w" raised to the power of 5.
Regarding the use of the fraction tool, it is not required to represent the power "w^5" as it does not involve any fraction. The fraction tool is typically used to enter fractions or rational expressions in the form of numerator/denominator.
Therefore, to represent the power "w^5", simply write it as "w^5" without using the fraction tool.
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Select the correct answer. In which direction must the graph of f(x) = x be shifted to produce the graph oSelect the correct answer.
In which direction must the graph of f(x) = x be shifted to produce the graph of g(x) = f(x) - 4?
A.
left and down
B.
right and up
C.
down
D.
upf g(x) = f(x) - 4? A. left and down B. right and up C. down D. up
Answer:
A. down
Step-by-step explanation:
The parent graph is
f(x)=x
If this graph is transformed to obtain
g(x)=f(x)−4
The subtracttion means the graph will shift downward vertically
The graph of g(x) is obtained by shifting f(x) down by 4 unit.
Therefore the direction is down.
Mark this as brainliest please.
Help asap !! Giving out brainliest answer !! Answer has to be correct
Answer:
33 ft
Step-by-step explanation:
hey, hope this helps and right.
Write an equation in point-slope form of the line that passes through the given points. (4, 0) and (−2, 1)
The Equation is y = -1/6x + 2/3 in point - slope form of line
Slope - Intercept Form:
A linear equation when graphed is a straight line that extends to infinity in both directions. One linear equation uses the slope, m, and the y - intercepts, b, in the form y = mx + b.
In the given question is that:
Write an equation in point-slope form of the line that passes through the given points. (4, 0) and (−2, 1)
Now, According to the question:
The slope - formula is:
\(m = \frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
Substitute the values :
\(x_{1} = 4\\\\x_{2}= -2 \\\\y_{1}= 0\\ \\y_{2} = 1\)
m = 1/ (-2 - 4)
m = -1/6
and, A line Equation is:
y = mx + b
Now, Substitute the values :
m = -1/6
x = 4
y = 0
0 = -1/6 x 4 + b
b = 2/3
Again, Substitute the values :
y = mx + b
y = -1/6x + 2/3
Hence, The Equation is y = -1/6x + 2/3 in point - slope form of line
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26. Tyler has been saving his winning lottery tickets. He has 23 tickets that are worth a total of $175. If each ticket is worth either $5 or $10, how many of each does he have?
It took Todd 11 hours to travel over pack ice from one town in the Arctic to another town 330 miles away. During the return journey, it took him 15 hours.
Assume the pack ice was drifting at a constant rate, and that Todd’s snowmobile was traveling at a constant speed relative to the pack ice.
What was the speed of Todd's snowmobile?
Answer:
The speed of Todd's snowmobile was 22 miles an hour
Step-by-step explanation:
:))
The speed of Todd's automobile is 31 miles per hour.
What is speed?Speed is defined as the ratio of the time distance travelled by the body to the time taken by the body to cover the distance. Speed is the ratio of the distance travelled by time. The unit of speed in miles per hour.
Given that It took Todd 11 hours to travel over pack ice from one town in the Arctic to another town 330 miles away. During the return journey, it took him 15 hours.
For the first journey,
v₁ + v₂ = 330 / 11 ......................( 1 )
For the return journey,
v₂ - v₁ = 330 / 15 .........................( 2 )
From equation ( 1 ) and equation ( 2 ),
2v₂ = ( 330 / 11 ) + ( 330 / 15 )
2v₂ = ( 330 ) ( 31 / 165 )
v₂ = 165 ( 31 / 165 )
v₂ = 31 miles per hour
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Determine whether each quadrilateral is a parallelogram. Justify your answers.
And
Explain why the quadrilateral with the given vertices is a parallelogram. Use the indicated theorem.
The given quadrilaterals, 1 and 2, are parallelograms because the pair of opposite sides are parallel and the other pairs are congruent.
3. According to Theorem 7.9, quadrilateral ABCD is a parallelogram.
4. According to Theorem 7.12, quadrilateral PQRS is a parallelogram.
What is the proof for the parallelograms?3. Quadrilateral ABCD with vertices A(0,0), B(7,1), C(5,6), D(-2,5), and Theorem 7.9:
Theorem 7.9 states that if the opposite sides of a quadrilateral are congruent, then the quadrilateral is a parallelogram.
Using the distance formula, we can calculate the lengths of the sides of quadrilateral ABCD:
AB = √((7 - 0)² + (1 - 0)²) = √50
BC = √((5 - 7)² + (6 - 1)²) = √29
CD = √((-2 - 5)² + (5 - 6)²) =√50
DA = √((0 - (-2))² + (0 - 5)²) = √29
We can see that AB = CD and BC = DA, indicating that the opposite sides are congruent.
Quadrilateral PQRS with vertices P(-2,0), Q(3,1), R(4,4), S(-1,3), and Theorem 7.12:
Theorem 7.12 states that if both pairs of opposite sides of a quadrilateral are parallel and congruent, then the quadrilateral is a parallelogram.
Using the slope formula, we can calculate the slopes of the sides of quadrilateral PQRS:
Slope of PQ = (1 - 0) / (3 - (-2)) = 1/5
Slope of RS = (4 - 3) / (4 - (-1)) = 1/5
Slope of QR = (4 - 1) / (4 - 3) = 3
Slope of SP = (3 - 0) / (-1 - (-2)) = 3
The lengths of opposite sides can be calculated using the distance formula:
PQ = √((3 - (-2))² + (1 - 0)²) = √(25 + 1) = √26
RS = √((4 - 4)² + (4 - 1)²) = √(9) = 3
QR = √((4 - 3)² + (4 - 1)²) = √(1 + 9) = √10
SP = √((-1 - (-2))² + (3 - 0)²) = √(1 + 9) = √10
We can see that PQ = RS and QR = SP, indicate that the opposite sides are parallel and congruent.
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in exercises 11 and 12, determine if b is a linear combination of subscript[a, 1], subscript[a, 2], and subscript[a, 3].
Yes b can be written as linear combination of 3 vectors
What is linear combination of vector?A linear combination of vectors is a sum of scaled vectors, where the scaling factors are scalars. In other words, it's a linear combination of the form a_1v_1 + a_2v_2 + ... + a_n*v_n, where v_1, v_2, ..., v_n are vectors and a_1, a_2, ..., a_n are scalars. This is a fundamental concept in linear algebra and vector spaces and is used in many areas of mathematics and physics.
if b is linear combination of \(a_1,a_2,a_3\)
then \(xa_1+ya_2+za_3=b\)
from here we got :
x+5z = 2
-2x+y-6z = -1
2y + 8z = 6
after solving the above equation we get the solution as
{x,y,x} = {2,3,0} is a solution to the above equation so b is a linear combination of \(a_1,a_2,a_3\)
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Complete question:
determine if b is a linear combination of \(a_1,a_2,a_3\)
\(a_1\) = \(\left[\begin{array}{ccc}1\\-2\\0\end{array}\right]\) , \(a_2 = \left[\begin{array}{ccc}0\\1\\2\end{array}\right]\) , \(a_3 = \left[\begin{array}{ccc}5\\-6\\8\end{array}\right]\) , b= \(\left[\begin{array}{ccc}2\\-1\\6\end{array}\right]\)
Points A and B are on opposite sides of a lake. Another point, C. is 94.4 meters from Angle A. The measure of Angle A is 72° and the measure of Angle C is 30°. Find the distance between A and B.
To find the distance between points A and B, we can use trigonometry and the given information.
Let's label the distance between A and B as "d". We know that point C is 94.4 meters away from point A. From angle A, we have the measure of 72°, and from angle C, we have the measure of 30°.
Using trigonometry, we can use the tangent function to find the value of "d".
tan(72°) = d / 94.4
To solve for "d", we can rearrange the equation:
d = tan(72°) * 94.4
Using a calculator, we can evaluate the expression:
d ≈ 4.345 * 94.4
d ≈ 408.932
Therefore, the distance between points A and B is approximately 408.932 meters.
PLEASE HELP
Identify and label the hypotenuse, adjacent and
opposite sides on the given right triangle using
the reference angle.
Solve for the missing side in the given triangle.
Find the sine, cosine, and tangent of the referenced angle.
The missing side in the triangle is 13 units which is the hypotenuse. The values of sine, cosine, and tangent of the referenced angle are 5/13, 12/13, and 5/12 respectively.
What are trigonometric functions?Trigonometry is the branch of mathematics that deals with particular functions of angles and how to apply them in calculations. There are six widely used angles-related trigonometric functions. Sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant(csc) are their respective names and acronyms.
In the given triangle the reference angle is θ.
So, the adjacent side (P) has a length of 12 units. The opposite (B) is the side having a length of 5 units. So, the hypotenuse will be
Then, acc to Pythagoras theorem, the hypotenuse (H) will be
H² = P² + B²
H² = 5² + 12²
H² = 25 + 144
H² = 169
H = √169
H = 13 units
This is the missing side of the given triangle.
The sine is
sinθ = opposite/ hypotenuse
= 5/13
cosθ = adjacent/ hypotenuse
= 12/13
tanθ = opposite/ adjacent
= 5/12
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elijan un lugar de su escuela o de su localidad y elaboren un croquis a escala muestren su trabajo a la clase e indiquen que escala utilizaron
Answer:
pls ask the question in english pls i don't understand it
A barn is shaped like a rectangular prism with a triangular prism on top as shown. The exterior four walls and two triangular faces need to be repainted. If one gallon of paint covers 232 square feet, how many gallons will it take to repaint the barn? Enter your answer in the box.
Answer:
23 gallons
Step-by-step explanation:
Given:
A barn is shaped like a rectangular prism with a triangular prism on top as shown.
The exterior four walls and two triangular faces need to be repainted.
To Find:
If one gallon of paint covers 232 square feet, how many gallons will it take to repaint the barn?
Solve:
\(12\cdot38\div2\cdot2+84\cdot20+38\cdot20\cdot2\)
= \(5336\;square\;feet\)
\(\frac{5336}{232}=23\)
Hence 23 gallons to repaint the barn
~lenvy~
if a coin is flipped 35 times and lands on heads 21 times what is the relative frequency of Landing on heads
Work Shown:
21/35 = (7*3)/(7*5) = 3/5
I need some help on this
Answer:
When we are multiplying the same number, let it be n, m times, what we do is:
\(n^m\), where n is the base and m the exponent.
In this case we have 4 fives, 2 threes, 3 x and 1 y which are being multiplied , so we can convert them to exponents:
4 fives: \(5^4\)2 threes: \(3^2\)3 x: \(x^3\)1 y: yThen we multiply all: \(5^4*3^2*x^3y\)
The annual incomes of the five vice presidents of TMV Industries are $125,000; $128,000; $122,000; $133,000; and $140,000. Consider this a population. a. What is the range? b. What is the arithmetic mean income? c. What is the population variance and the standard deviation? (Round standard deviation to 1 decimal place.)
Step-by-step explanation:
A. Range = highest quantity – lowest quantity
140000 – 122000
18000
B. 125000 + 128000+122000+133000+140000/5
Ans: 129600
After Thanksgiving, Allie’s family has 1/4 of a pumpkin pie left. If Allie is allowed to eat
1/6 of what is left on Friday, what fraction of the original pie can Allie eat on Friday?
Answer:
1/24
One fourth of 1/6 is 1/24
30 POINTS WILL GIVE BRAINLYEST 2 Questions
The correct options regarding the statistical measures in this problem are given as follows:
3. The IQR remains a 2.
7. Mean 84º.
What are the quartiles and the IQR of a data-set?To find the quartiles, we need to consider the median, which is the middle value of a data-set, hence:
The first quartile is the median of the first half of the data-set.The third quartile is the median of the first half of the data-set.The interquartile range(IQR) is given by the difference of the two quartiles explained above.For question 3, adding the shoe size of 8, the ordered data-set is given by:
5, 5.5, 6, 6.5, 6.5, 7, 7.5, 8, 8, 8, 8.5.
Hence:
The first half is 5, 5.5, 6, 6.5, 6.5, meaning that Q1 = 6.The second half is 7.5, 8, 8, 8, 8.5, meaning that Q3 = 8.Hence the IQR is given by:
IQR = 8 - 6 = 2.
Thus the correct option is:
The IQR remains a 2.
For question 7, the second lowest value would remain the second highest value. The only measure that considers all the values to be calculated is the mean, hence the correct option is:
Mean 84º.
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Leeor was asked to repaint the sign for his mother's ice cream shop, so he needs to figure out how much paint he will need. Determine the area of the ice cream cone on the sign. Round to the nearest tenth.
we can split the figure into two parts and then add its area
for the circle area
\(A_1=\frac{\pi\times r^2}{2}\)where r is 3 because is half the diameter,
and we divide the area in half since it is half a circle
so
\(\begin{gathered} A_1=\frac{\pi\times3^2}{2} \\ A_1=\frac{9\pi}{2}\approx14.137 \end{gathered}\)for the triangle area
Help please which option
Answer:
Step-by-step explanation:
-1<x<3. I hope it helpful!
how many times does 48 go into 123
Answer:
48 goes into 123 about 2.5625 times.
Step-by-step explanation:
To determine how many times does 48 go into 123, the following mathematical calculation must be performed, by which 123 will be divided by 48 to obtain said number of times:
123/48 = X
2.5625 = X
Therefore, 48 goes into 123 about 2.5625 times.
Write an equation.
A line that has a slope of 4 and goes through the point (3,7).
Answer:
y=4x+c now put (-3,7) into the equation to find the y intercept. 7=4×−3+c. 7=−12+c. c=19.
Step-by-step explanation:
y=mx++c is the general equation with m as the slope.
Triangle Ris a right triangle. Can we use two copies of TriangleR to compose a parallelogram that is not a square? Explain yourreasoningR.R
If we have a right triangle R as:
We have a right angle.
The only way we can make a parallelogram that is not a square is placing the triangle so the parallelogram does not have any right angle. That would be;
This way, the right angles are added to one of the other angles, in order to have none right angles, as it is the condition to have a four-side figure that is not a square or rectangle.
(If the triangle R can compose a square, it should have two equal sides, not like our figure).
Calculate the missing values in these similar triangles
Please show work , if u can.
Thank you <3
Answer:
x = 16
y = 70.4
Step-by-step explanation:
Two triangles are similar, so we can use the similarity ratio to so find the variables
(2.8)/(22.4) = (8.8)/y cross multiply expressions
197.12 = (2.8)*y divide both sides by 2.8
70.4 = y
use same operation to find x
(2.8)/(22.4) = x/128 cross multiply expressions
358.4 = (22.4)*x divide both sides by 22.4
16 = x
Suzy can type 85 words in 2 minutes. How many minutes will it take her to type her to type 500 word paper?
Answer:
11,765
Step-by-step explanation: 1 word make up 0,024 minute so 500 words 500.0,024 = 11,765 minutes
|18x+9|+1>64
PLEASE SHOW WORK
Answer:
x>3,x<−4
Um okay, you first subtract one from both sides and then you'll have to solve a negative equation and a positive one thats why there are 2 answers. I don't really know how to explain sorry!
Answer: (1) x<-4 or x>3
Rearrange unknown terms to the left side of the equation: |18x+9|+1>64-1
Calculate the sum or difference: |18x+9|>63
Convert the absolute inequality to standard inequality: 18x+9>63 or 18x+9<-63
Reduce the greatest common factor for both sides of the inequality: 2x+1>7
Rearrange unknown terms to the left side of the equation: 2x>7-1
Calculate the sum or difference: 2x>6
Reduce the greatest common factor for both sides of the inequality: x>3
Reduce the greatest common factor for both sides of the inequality: 2x+1<-7
Rearrange unknown terms to the left side of the equation: 2x<-7-1
Calculate the sum or difference: 2x<-8
Reduce the greatest common factor for both sides of the inequality: x<-4
Find the union: x<-4 or x>3
Answer: x<-4 or x>3