Answer:
If the numbers under the days of the week are the hours worked then the answers are Sue-40,$6.75,$270 Jerry-30,$5.15,154.5 Sam-38.75,$8.75,339 Step-by-step explanation:
Just add up the number of hours worked and multiply by the rate.
1. Give the rule for translating a point 4 units left and 8 units up. (2 points)
2. After the translation, where is A located? (2 points)
2. After the translation, where is A located? (2 points) Now reflect the figure over the y-axis. Answer the questions to find the coordinates of A after the reflection. 3. Give the rule for reflecting a point over the y-axis. (2 points)
4. What are the coordinates of A after the reflection? (2 points)
5. Is the final figure congruent to the original figure? How do you know? (2 points)
The image of the original figure after the translation and reflection is congruent to the original figure.
Translation over a point is what?A particular type of transformation on the coordinate plane called translation keeps the size of the point or geometrical shape constant while only changing the position. Along the x-axis and y-axis in the coordinate system, the point or the figure can be moved in any direction, including up, down, right, left, and multiple directions.
1. By taking away 4 from the x-coordinate and adding 8 to the y-coordinate, we can translate a point 4 units left and 8 units up.
2. Point A after translation is situated at (-2, 9).
3. We negate the x-coordinate and leave the y-coordinate unaltered to indicate a point over the y-axis.
4. Point B is obtained by reflecting point A over the y-axis (2, 9).
5. Indeed, the resulting representation is consistent with the original figure since the rigid transformations of translation and reflection maintain angles and distances. As a result, the original figure's picture after translation and reflection corresponds to the original figure.
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Find the missing length of the triangle.
Answer:
89
Step-by-step explanation:
Hypotenuse = sqrt[ (Leg a)2 + (Leg b)2 ]
Hypotenuse = sqrt[ (39)2 + (80)2 ]
Hypotenuse = sqrt[ 1521 + 6400 ]
Hypotenuse = sqrt[ 7921 ]
Hypotenuse = 89
Answer:
45 is your answer c=45 13
What is the measure of x? 37° 67° 97° 107°
Answer:
97°
Step-by-step explanation:
The angles of any quadrilateral will add up to 360°. Since we already know 3 out of the 4 angles (the bottom two are both 90°), we can easily find the measure of x.
\(90 + 90 + 83 +x = 360\)
\(263 + x = 360\\\\x = 97\)
Hope this helped!
Answer:
Value of x = 97 degrees
Step-by-step explanation:
In the given quadrilateral
One angle = 83
2 other angles = 90 degrees each
Sum of all the four angles in a quadrilateral = 360 (Angle Sum Property of quadrilaterals)
=>90+90+x+83= 360
=>180+83+x = 360
=> 263+x= 360
=>x= 360-263
=>x=97
Sinplify x+3x-36. 3x-36 3x²-36 4x-36 4x²-36
Answer:
\( \boxed{ \bold{ \boxed{ \sf{4x - 36}}}}\)Step-by-step explanation:
\( \sf{x + 3x - 36}\)
Here, we have to collect like terms.
_________________________________
▪️What do you mean by like terms ?
⇒Like terms are those which have the same base. While adding or subtracting like terms, we should add or subtract the coefficients of like terms.
_________________________________
Let's add the like terms :
Answer : 4x - 36
Hope I helped!
Best regards!
Which net represents this solid figure?
________________________________
(reporting wrong/spam answers)
(giving brainliest to the correct answer)
_________________________________
Answer:
D.
Hope this helps!
Step-by-step explanation:
A and C are both squares and B is a rectangle but is different because the values are in different spots than the on the solid figure shown.
Need help asap will give brainliest
Answer: A
Because if you calculate the number of root 15, You will get 3.87........
Calculate the root of 15 and your answer will be 3 which is A
By the way if this question will appear next time use calculator! :))
I hope your answer is correct!
Answer:
Step-by-step explanation:
A
Y is directly promotional to x^2
y = 300 x = 10
Write an equation for y in terms of x
The proportional equation between y and x^2 is:
y = 3*x^2
How to write the equation?We know that y is directly proportional to x^2, then we can write:
y = k*x^2
Where k is the constant of proportionality.
We also know that when x = 10, the value of y is 300, replacing that in the above equation we get:
300 = k*(10)^2
Now we can solve this for k:
300 = k*100
300/100 = k
3 = k
Then the equation is:
y = 3*x^2
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Factor x2 – 8x + 15.
Which pair of numbers has a product of ac and a sum of b?
Answer:
(x - 5)(x - 3)
Step-by-step explanation:
\( {x}^{2} - 8x + 15 \\ = {x}^{2} - 5x - 3x + 15 \\ = x(x - 5) - 3(x - 5) \\ = (x - 5)(x - 3) \\ \\ ac = ( - 5) (- 3) = 15 \\ a + c = - 5 - 3 = - 8\)
The countries of Europe report that 46% of the labor force is female. The United Nations wonders if the percentage of females in the labor force is the same in the United States. Representatives from the United States Department of Labor
plan to check a random sample of over 10,000 employment records on file to estimate a percentage of females in the United States labor force.
5) The representatives from the Department of Labor want to estimate a percentage of females in the United States
labor force to within +/- 5%, with 90% confidence. How many employment records should they sample?
6) They actually select a random sample of 525 employment records, and find that 229 of the people are females. Create the confidence interval.
7) Interpret the confidence interval in this context.
8) Explain what 90% confidence means in this context.
9) Should the representatives from the Department of Labor conclude that the percentage of females in their labor force is lower than Europe's rate of 46%? Explain.
5. At least 676 employment records, 6. the proportion of females in the sample is 0.4362, 7. confidence interval is (0.401, 0.471), 8. 90% of those intervals would contain the true population proportion, 9. cannot conclude .
Describe Population Proportion?In statistics, population proportion refers to the proportion or percentage of individuals in a population that have a particular characteristic or attribute of interest.
5. To estimate a percentage of females in the United States labor force to within +/- 5%, with 90% confidence, we need to use the formula:
n = (z² × p × q) / E²
where:
n is the sample size we need to estimate the population proportion
z is the z-score associated with the desired level of confidence (in this case, 90%, so z = 1.645)
p is the estimated proportion of females in the population (we don't know this yet, so we use 0.5 as a conservative estimate)
q is the complement of p (q = 1 - p)
E is the maximum error we are willing to tolerate (in this case, 5%, so E = 0.05)
Plugging in the values, we get:
n = (1.645² × 0.5 × 0.5) / 0.05² = 676
So, the representatives from the Department of Labor should sample at least 676 employment records.
6. The sample size they actually selected is 525, and the proportion of females in the sample is 229/525 = 0.4362.
7. The confidence interval for the population proportion of females in the labor force is:
0.4362 ± 1.645 × √[(0.4362 × 0.5638) / 525] = (0.401, 0.471)
This means that we are 90% confident that the true proportion of females in the United States labor force is between 40.1% and 47.1%.
8. 90% confidence means that if we repeated the sampling process many times and calculated a confidence interval for each sample, about 90% of those intervals would contain the true population proportion.
9. We cannot conclude that the percentage of females in the US labor force is lower than Europe's rate of 46% based on this sample. The confidence interval includes the value of 46%, so it is possible that the true proportion is not significantly different from Europe's rate. However, we cannot say for certain without conducting hypothesis testing.
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Let A (0,0), B= (2,-1),C= (6,4), and D-= (4, 5). Plot these points. Prove that ABCD is a parallelogram. Draw a diagram.
Let's draw the points in the 2-D space:
To prove it is a parallelogram, we need to prove that lines AD and BC are parallel to each other, and lines AB and DC are also parallel to each other.
We can prove that by calculating the slopes of the lines.
The slope of the line passing through points (x₁,y₁) and (x₂,y₂) is calculated through the following formula:
\(m=\frac{y_2-y_1}{x_2-x_1}\)Let's begin with segment AB.
A = (0,0), B = (2,-1)
\(m=\frac{-1-0}{2-0}=-\frac{1}{2}\)For segment DC:
D = (4,5), C = (6,4)
\(m=\frac{4-5}{6-4}=-\frac{1}{2}\)Segments AB and DC have the same slope, therefore they are parallel.
Now let's prove for points AD and BC.
For segmen AD, A = (0,0), D = (4,5)
\(m=\frac{5-0}{4-0}=\frac{5}{4}\)For segment BC:
B = (2,-1), C = (6,4)
\(m=\frac{4-(-1)}{6-2}=\frac{4+1}{6-2}=\frac{5}{4}\)The slope of segments AD and BC is the same, therefore, segments AD and BC are parallel.
Now we have proved that the opposite sides of the figure formed by joining the 4 points are parallel to each other, by comparing their slopes. The figure is indeed a parallelogram.
Plot and connect the points A(1,-5), B(-4,-3), C(3,-3), and find the area of the triangle it forms.
Answer:
7 square units
Step-by-step explanation:
Two of the points are on the horizontal line y = -3, so it is convenient to call that the "base" of the triangle. The length of the base is the difference in the x-coordinates of its end points:
b = 3 -(-4) = 7
The height is measured perpendicular to the base, so is the vertical distance from the line y=-3 to the third point. That distance is the difference between -3 and the y-coordinate of point A:
-3 -(-5) = 2
The triangle has a base of length 7 and a height of 2. Its area is ...
A = 1/2bh
A = 1/2(7)(2) = 7 . . . . square units
Lines MN and GH are parallel. If the measure of angle 6 is 45°, what is measure of angle 4?
Answer: It will be A that is the best answers
if 2 is a factor of Y and 3 is a factor of Y then is 6 a factor of y. if so how????
PLEASE HELP !!!!!!!!!!!!!!!!! I WILL MARK WHO EVER SOLVES THIS AS BRAINLIEST.
Answer:
Yes, if 2 is a factor of Y and 3 is a factor of Y, 6 will be a factor of Y.
Step-by-step explanation:
I will be giving 3 examples.
Example #1: Let's say Y is 18.
2 is a factor of 18, 3 is a factor of 18, and 6 is also a factor of 18.
18 = 2 * 9
18 = 3 * 6
18 = 6 * 3
Example #2: Let's say Y is 6.
2 is a factor of 6, 3 is a factor of 6, and any positive integer (such as 1, 2, 3, 4, 5, etc...) is a factor of itself, so 6 is a factor of 6.
Example #3: Let's say Y is 40.
2 is a factor of 40, 3 is NOT a factor of 4, and 6 is also NOT a factor of 40. Any number that can be factored by 2 and 3 can also get factored by 6, no matter what.
Part A: Maci made $170 grooming dogs one day with her mobile dog grooming business. She charges $60 per appointment and earned $50 in tips. Write an equation to represent this situation and solve the equation to determine how many appointments Maci had.
Part B: Logan made a profit of $235 as a mobile groomer. He charged $75 per appointment and received $40 in tips, but also had to pay a rental fee for the truck of $10 per appointment. Write an equation to represent this situation and solve the equation to determine how many appointments Logan had.
Maci and 2 appointments and Logan had 3 appointments.
How many appointments did Maci and Logan have?The linear equation that represents the total amount earned by Maci is:
Total amount earned = (amount per appointment x number of appointments) + tips
$170 = ($60 x a) + $50
$170 = $60a + $50
$170 - $50 = $60a
$120 = $60a
a = $120 / $60
a = 2
The linear equation that represents the total amount earned by Logan is:
Profit = total revenue - total cost
Profit = (fee per appointment x number of appointments) + amount received in tips - (rental fee x number of appointments)
$235 = ($75 x a) + $40 - ($10 x a)
$235 = $75a + $40 - $10a
$235 = $65a + $40
$235 - $40 = $65a
$195 = $65a
a = $195 / 65
a = 3
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Sam has a deck that is shaped like a triangle with a base of 18 feet and a height of 7 feet. He plans to build a 2:5 scaled version of the deck next to his horse's water trough.
Part A: What are the dimensions of the new deck, in feet? Show every step of your work. (4 points)
Part B: What is the area of the original deck and the new deck, in square feet? Show every step of your work. (4 points)
Part C: Compare the ratio of the areas to the scale factor. Show every step of your work. (4 points)
The 2 : 5 scaled version of the deck Sam plans to build and the dimensions of the original deck indicates;
Part A; Base length of the new deck = 7.2 feet
Height of the new deck = 2.8 feet
Part B; The area of the original deck is 63 square feet
The area of the new deck is 10.08 square feet
Part C; The ratio of the areas is the square of the scale factor
What is a scale factor?A scale factor is a number or factor that is used to enlarge or reduce the dimensions a shape or size of a figure.
The base length of the triangular deck = 18 feet
The height of the triangular deck = 7 feet
The scale factor for the scaled version Sam intends to build = 2 : 5
Part A; The dimensions of the new deck are;
Base length of the new deck using the the 2 : 5 ratio is; (2/5) × 18 = 7.2 feet
The height of the new deck = (2/5) × 7 = 2.8 feet
Part B; The area of the original deck = (1/2) × 18 × 7 = 63 square feet
Area of the new dec = (1/2) × 7.2 × 2.8 = 10.08 square feet
Part C; The ratio of the areas is; 10.08/63
Ratio of the area = 10.08/63 = 4/25 = 4 : 25
The scale factor is; 2 : 5
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find three rational numbers between the pair.
1/3 and 5/6
Given 8 different toppings to choose from, how many 3-topping pizzas are possible?
24, 78, 56, or 336?
Answer:
Step-by-step explanation:
sd
What are the coordinates of the code me off the hour hand at
Let's draw an illustration of the question.
As we can see above, the 3:00 time is straight to the left of the center. If the center is the origin and the hour hand is 4 units, then the coordinate at the end of the hour is (4, 0).
For 8:00, we have:
The end of the hour hand is located 4 units down from the origin. Hence, its coordinate at 08:00 is (0, 4).
Lastly, for
Which of the following shows the image T of triangle ABC under the transformation (x,y)→(x−4,y+1)?
The required image T of triangle ABC under the transformation (x,y) → (x-4, y+1) is formed by connecting the vertices A'(a-4, b+1), B'(c-4, d+1), and C'(e-4, f+1)
To find the image T of triangle ABC under the transformation (x,y) → (x-4, y+1), apply this transformation to each of the vertices of triangle ABC and then connect the new vertices to form the image T.
Let's assume that the coordinates of the vertices of triangle ABC are A(a,b), B(c,d), and C(e,f).
To find the image of vertex A under the transformation, we substitute x = a and y = b into the transformation equation:
(x,y) → (x-4, y+1)
(a,b) → (a-4, b+1)
Therefore, the image of vertex A is A'(a-4, b+1).
Similarly, we can find the images of vertices B and C:
B'(c-4, d+1)
C'(e-4, f+1)
Therefore, the image T of triangle ABC under the transformation (x,y) → (x-4, y+1) is formed by connecting the vertices A'(a-4, b+1), B'(c-4, d+1), and C'(e-4, f+1)
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In which quadrant does O lie if the following statements are true:
cos 0 < 0 and cscO > 0
Answer:
2nd quadrant.
Step-by-step explanation:
\(\text{Given that,}~ \cos \theta < 0~ \text{and}~ \csc \theta > 0.}\\\\\text{So,}~\cos \theta ~ \text{is negative and}~ \csc \theta ~ \text{is positive.}\\\\\text{In Quadrant II, all other ratios are negative except}~ \sin \theta ~ \text{ and}~ \csc \theta.\\\\\text{Hence, the angle lies in the 2nd quadrant.}~\)
Jeff can build 7 birdhouses in 5 hours. Use a
proportion to find out how long it would take
him to build 30 birdhouses. (Round answer to
nearest whole number)
Answer:
21 hours
Step-by-step explanation:
We can use a ratio to solve
7 houses 30 houses
------------- = --------------
5 hours x hours
Using cross products
7x = 5*30
7x = 150
Divide by 7
7x/7 =150/7
x =21.42857143
Rounding to the nearest whole number
x = 21 hours
Help!!! Please please I don’t know this at all
Answer:
X+y=180, Y=Z, X+Z=180
Step-by-step explanation:
Hope this helps, i remember doing this lesson.
Answer: the two answers that contain 180
Step-by-step explanation:
Camila has 6 bags of candy. She can pour 1/3 of a bag of candy into a bowl. How many bowls of candy can Camila make in all?
Answer:
18 Bowls of Candy
Step-by-step explanation:
Camila has 6 bags of candy, and she can pour 1/3 of a bag into a bowl. To determine how many bowls of candy she can make in total, we need to divide the total amount of candy by the amount of candy per bowl.
Since Camila can pour 1/3 of a bag into a bowl, it means she can make 3 bowls of candy with a full bag.
Now, we can calculate the total number of bowls of candy:
Total bowls of candy = (Number of bags) x (Bowls per bag)
Total bowls of candy = 6 bags x 3 bowls per bag
Total bowls of candy = 18 bowls
Therefore, Camila can make a total of 18 bowls of candy with her 6 bags of candy.
Which is the graph of g(x) = 2x – 1 + 3?
On a coordinate plane, an exponential function has a horizontal asymptote at y = 3 and crosses the y-axis at (0, 4).
Image with alt text: On a coordinate plane, an exponential function has a horizontal asymptote at y = 3 and crosses the y-axis at (0, 4).
On a coordinate plane, an exponential function has a horizontal asymptote at y = negative 1 and crosses the y-axis at (0, 7).
Image with alt text: On a coordinate plane, an exponential function has a horizontal asymptote at y = negative 1 and crosses the y-axis at (0, 7).
On a coordinate plane, an exponential function has a horizontal asymptote at y = negative 1 and crosses the y-axis at (0, negative 1).
Image with alt text: On a coordinate plane, an exponential function has a horizontal asymptote at y = negative 1 and crosses the y-axis at (0, negative 1).
On a coordinate plane, an exponential function has a horizontal asymptote at y = negative 3 and crosses the y-axis at (0, negative 2)
Image with alt text: On a coordinate plane, an exponential function has a horizontal asymptote at y = negative 3 and crosses the y-axis at (0, negative 2)
Answer:
It's A
Step-by-step explanation:
It's A
Answer:
a
Step-by-step explanation:
the other dude said it
Triangle A is a scaled version of triangle B. The dimensions of triangle A are twice the dimensions of triangle B. The area of triangle B is 40.5 sq cm. What is the area of triangle A?
Step-by-step explanation:
the lengths of any line (side, height,...) in A is twice as long as in B.
now, the area of a triangle is
baseline × height / 2
so, two lines are multiplied. that means the factor 2 gets multiplied in 2 times. and that means the area increases by the factor 2×2 = 4
therefore, the area of A is
40.5 × 4 = 162 cm²
Nina owns a coffee shop. Nina has 992.4 kg of coffee.
She needs to put the coffee into bags that each hold 0.6
kg.
How many bags will be filled?
Answer:
1654
Step-by-step explanation:
divide 992.4 by 0.6
Answer:
1654
Step-by-step explanation:
divide 992.4 / 0.6
Twice the difference between 8 and 2
Answer: 12
Step-by-step explanation:
2.8(g − 6) + 1.06 = 6.66
G= ?
Answer:
g = 8
Step-by-step explanation:
Hello!
We can solve for g by isolating the variable.
Solve for g2.8(g - 6) + 1.06 = 6.662.8g -16.8 + 1.06 = 6.66 => Distribute2.8g - 15.74 = 6.66 => Simply LHS2.8g = 22.4 => Add 15.74g = 8 => Divide by 2.8The value of g is 8.
Answer:
\( \sf \: g = 8\)
Step-by-step explanation:
Now we have to,
→ find the required value of g.
The equation is,
→ 2.8(g - 6) + 1.06 = 6.66
Then the value of g will be,
→ 2.8(g - 6) + 1.06 = 6.66
→ 2.8g - 16.8 = 6.66 - 1.06
→ 2.8g - 16.8 = 5.6
→ 2.8g = 5.6 + 16.8
→ g = (22.4)/(2.8)
→ [ g = 8 ]
Hence, the value of g is 8.
To the nearest degree, what is the measure of the central angle for bathing?
The central angle of Bathing = 108 degrees.
In the given pie chart,
Since we know,
A circle is a closed, two-dimensional object where every point in the plane is equally spaced from a central point. The line of reflection symmetry is formed by all lines that traverse the circle. Additionally, every angle possesses rotational symmetry around the center.
The whole circle is 360 degrees
which represents 100%.
It is given that,
Bathing = 30%
So have need to find 30% of 360 degrees.
Therefore,
Bathing = (30/100)x360
= (30/10) x 36
= 3x36
= 108
Hence,
The central angle = 108 degrees.
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The complete question is:
To the nearest degree, what is the measure of the central angle for bathing?
i need help with this asap! will give brainiest if answered correctly
Answer:
Step-by-step explanation:
2