Given:
Triangle ABC with vertices A (-1, 4), B( -4, 1), and C(-1, 1) is reflected across the y-axis and then translated 4 units to the left to form triangle A’B’C’.
To find:
The coordinates of the vertices of triangle A’B’C’.
Solution:
If triangle ABC reflected across y-axis, then
\((x,y)\to (-x,y)\)
\(A(-1,4)\to A_1(1,4)\)
\(B(-4,1)\to B_1(4,1)\)
\(C(-1,1)\to C_1(1,1)\)
Coordinates of image after reflection across y-axis are \(A_1(1,4),B_1(4,1),C_1(1,1).\)
Then triangle translated 4 units to the left to form triangle A’B’C’.
\((x,y)\to (x-4,y)\)
\(A_1(1,4)\to A'(-3,4)\)
\(B_1(4,1)\to B'(0,1)\)
\(C_1(1,1)\to C'(-3,1)\)
Therefore, the vertices of triangle A’B’C’ are A’ (-3, 4), B’ (0, 1), C’ (-3, 1).
Hence, the correct option is B.
Juanita has saved 25% of the money that she needs to buy a new bicycle.
If she saved $60, how much money does the bicycle cost?
Answer:
15
Step-by-step explanation:
$180.
.............................
please help me plsssssssss
Predict how many times Max will choose a rectangular cracker if he carries out this process 200 times
Answer:
70 times.
Step-by-step explanation:
The following data were obtained from the question:
SHAPE >>>>>>>>>>>>> FREQUENCY
Oval >>>>>>>>>>>>>>> 18
Rectangle >>>>>>>>>> 14
Star >>>>>>>>>>>>>>> 8
TOTAL >>>>>>>>>>>>> 40
next, we shall determine the probability of chosing a rectangular cracker. This is illustrated below:
Event of Rectangle (nR) = 14
Sample space (S) = 40
Probability of chosing rectangle, P(R) =?
P(R) = nR/nS
P(R) = 14/40
P(R) = 7/20
Therefore, the probability of chosing a rectangular cracker is 7/20.
Thus, if the process were carried out 200 times, the probability of chosing a rectangular cracker will be:
= P(R) × 200
P(R) = 7/20
= 7/20 × 200
= 70
Therefore, max will chose a rectangular cracker 70 times.
Type the missing number in this sequence: 1, 2, 4, 8, , 32
Answer:
1,2,4,8,"16",32
Step-by-step explanation:
we are times by 2 on each one
The missing number in the sequence is 16.
The given sequence follows a pattern where each number is obtained by multiplying the previous number by 2.
Starting with 1:
1 × 2 = 2
2 × 2 = 4
4 × 2 = 8
8 × 2 = 16
16 × 2 = 32
So, the missing number in the sequence is 16.
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Question 2 of 15 Greece is different from most other countries in southern Europe because: A. its land has never been conquered by foreign empires. B. its most popular religion is not Catholicism. C. its culture has not spread to other regions. D. its population is mostly located in rural areas.
Greece is different from most other countries in southern Europe because its most popular religion is not Catholicism. Option B
What is Catholicism?Catholicism refers to the traditions, beliefs, and behaviors of the Catholic Church
Greece is predominantly an Orthodox Christian country, whereas most other countries in southern Europe, such as Italy, Spain, and Portugal, are predominantly Catholic.
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Profit is defined as total revenue minus total cost. The profit function of a company that manufactures and sells x units of a product is given by P(x) = R(x)-C(x), where
P represents the company's profits, R represents the company's revenue, and C represents the company's cost. If a company sells a calculator for $13, its revenue
function is R(x) = 13x. The cost of each calculator manufactured is $9. In addition, it renewed its lease on the plant, so its weekly fixed costs are $1240.
(a) Determine the profit function. (b) Determine and interpret P(700).
Answer:
a.) P(x)= 4x - 1240
b.) make $1,560 profit in 1 week by selling 700 calculators
Step-by-step explanation:
a.) P(x)=R(x)-C(x)
R(x)=13x; C(x)=9x + 1240 assuming they are asking for profit in a week
P(x)= 4x - 1240
b.) P(700) = 4(700) -1240 = 1560
Simplify the equation, |2 X 3| + 3(|3+2|) X (16 + 2)2
Answer:
546
Step-by-step explanation:
|2x3|+3(|3+2|)×(16+2)2
6+3×5×18×2
6+540
546
Assume that when adults with smartphones are randomly​ selected, 63​% use them in meetings or classes. If adult smartphone users are randomly​ selected, find the probability that exactly of them use their smartphones in meetings or classes.
Answer:
Solved using binomial, probability = 5.7%
Step-by-step explanation:
Number of people (N) = 7
Probability of success (using phone) = 63% = 0.63
So, probability of failure (not using phone) = 1 - 0.63 = 37
Number of success (r) = 2
N c r . P^r . Q^n-r
7 c 2 (0.63)^2 (0.37)^5
= 21 (0.3969) (0.0069)
= 0.057
Confusing
Kerrin is making an input-output table for the rule "add 5." What is the output value for an input value of 5?
Options:
A: 0
B :5
C: 10
D: 25
The calculated output value for an input value of 5 is (c) 10
What is the output value for an input value of 5?From the question, we have the following parameters that can be used in our computation:
Kerrin is making an input-output table for the rule "add 5."
This means that
Output = input + 5
In this case, we have
input = 5
substitute the known values in the above equation, so, we have the following representation
Output = 5 + 5
Evaluate
Output =10
Hence, the output is 10
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93,83,65,59,88,76,86,93,48,73,54,79
What is the percentage of these test scores that are less than 88?
The vertices of figure PQRS are translated to form figure P'Q'R'S'. Select all the statements that describe the two figures. Q S R P' S' Q' 'R
the anawer choices are : A. P Q R S is the preimage of PQRS, B. the two figures are congruent, C. the two figures are in different positions , but have the same orientation, D. the two figures are in different positions and have oppsoite orientation , E. corresponding angles and sides of the figures have the same measures.
The true statements are:
(B) Both figures are congurent.
(C) The two figures have the same orientation but different positions.
(E) Corresponding angles and sides have the same measures.
What is orientation?In geometry, how an item is positioned in the space it occupies—such as a line, plane, or rigid body—is described in terms of its orientation, angular position, attitude, bearing, and direction.
It refers more particularly to the fictitious rotation required to shift an object from a reference placement to its present location.
To get to the current positioning, a rotation might not be sufficient.
It could be required to include a fictitious translation known as the object's location (or position, or linear position).
Together, the position and orientation completely explain where the object is situated in space.
Therefore, the true statements are:
(B) Both figures are congurent.
(C) The two figures have the same orientation but different positions.
(E) Corresponding angles and sides have the same measures.
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my bowl of easter candy has colorful foil-wrapped chocolate eggs. there are 5 gold, 7 blue, and 10 pink. when callie brooke raids the candy bowl, what is the probability that she reaches in without looking and gets a chocolate candy wrapped in pink foil? give your answer as a percent (including the percent sign) rounded to the nearest 0.01%.
If my bowl of easter candy has colorful foil-wrapped chocolate eggs. there are 5 gold, 7 blue, and 10 pink. The probability that she reaches in without looking and gets a chocolate candy wrapped in pink foil is 0.45.
How to find the probability?Total color = 5 gold + 7 blue + 10 pink
Total color = 22
Now let find the probability that she reaches in without looking and gets a chocolate candy wrapped in pink foil
Probability (pink) = 10/22
Probability (pink) = 0.45
Therefore the probability of Callie Brooke getting a pink foil-wrapped chocolate egg is 10/22, or approximately 0.45.
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A circle has a circumference of 153.86153.86153, point, 86 units.
What is the radius of the circle?
Use 3.14 for \piπpi and enter your answer as a decimal.
Answer:
The radius of the circle is 24.5 units
Step-by-step explanation:
The formula for the circumference of a circle is \(C=2\pi r\)
Where \(C\) is the circumference and \(r\) is the radius.
Lets solve for \(r\).
Divide both sides of the equation by \(2\pi\).
\(\dfrac{C}{2\pi}=r\)
Now we have an equation to evaluate the radius.
Numerical Evaluation
In this example we are given
\(C=153.86153\\\pi =3.14\)
Substituting our values into our equation for the radius yields
\(r=\dfrac{153.86153}{2*3.14}\)
\(r=\dfrac{153.86153}{6.28}\)
\(r=\dfrac{153.86153}{6.28}\)
\(r=24.5\)
evaulate 3/2 +(-k) + (-2) where = -5/2
Step-by-step explanation:
Did you mean
Evaluate 3/2 + (-k) + (-2) where k = -5/2
= 3/2 - (-5/2) - 2
= 3/2 + 5/2 - 2
= 8/2 - 2
= 4 - 2
= 2
44) The difference of two numbers is 76. The second number is 20% of the first number. What are the numbers?
A) 85, 17
B) 92, 16
C) 95, 19
D) 97,17
Answer:
C
Step-by-step explanation:
Not A b/c the difference b/w 85 and 17 is not 76
Not D b/c the difference b/w 97 and 17 is not 76
Not B b/c 16 is not 20% of 92
By the process of elimination the answer is C
Enter the number that belongs in the green box
The number that belongs in the green box using sine rule is 13.96.
What is sine rule?The rule of sine or the sine rule states that the ratio of the side length of a triangle to the sine of the opposite angle, which is the same for all three sides.
To calculate the number that belongs in the green box, we use the formula below
Formula:
SinA/a = SinB/b.................. Equation 1From the diagram,
Given:
A = 70°B = 61°b = 15a = xSubstitute these values into equation 1
Sin70°/15 = sin61°/xSolve for x
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Which of these figures shows perpendicular lines?
Answer: I think a and b
Step-by-step explanation:
solve for X in the figure
Answer:
35
Step-by-step explanation:
This shape has 6 sides.
Sum of interior angles of a 6 sided shape is 720.
117 + 4x - 5 + 4x - 3 + 118
+ 3x + 6 + 3x - 3 = 720
4x + 4x + 3x + 3x
+ 117 + 118 + 6 - 5 - 3 - 3 = 720
14x + 241 - 11 = 720
14x + 230 = 720
14x = 720 - 230
14x = 490
x = 490/14
x = 35
Find the values of x and y. 4y 112° 7x +7°
If m = 7x + 7, m = 4y, and m = 112
since m = 112
112 = 7x + 7
112 - 7 = 7x
105= 7x
x = 15
112 = 4y
y = 28
A dairy needs 258 gallons of milk containing 7% butterfat how many gallons each of milk containing 8% butterfat and milk containing 2% butterfat must be used to obtain the desired 258 gallons
Let's assume x gallons of milk containing 8% butterfat and y gallons of milk containing 2% butterfat are used.
The total amount of milk is x + y gallons, and we want it to be equal to 258 gallons.
To determine the amount of butterfat in the mixture, we can multiply the volume of each type of milk by its respective butterfat percentage and sum them up.
For milk containing 8% butterfat, the amount of butterfat is 0.08x (8% is equivalent to 0.08 as a decimal).
For milk containing 2% butterfat, the amount of butterfat is 0.02y (2% is equivalent to 0.02 as a decimal).
Since we want the final mixture to contain 7% butterfat, we can set up the following equation:
0.08x + 0.02y = 0.07(258)
Simplifying the equation, we have:
0.08x + 0.02y = 18.06
To solve for x and y, we need another equation. Since the total amount of milk is x + y = 258, we can rearrange it to y = 258 - x.
Substituting this value into the equation above, we get:
0.08x + 0.02(258 - x) = 18.06
Solving this equation will give us the values of x and y, which represent the gallons of milk containing 8% butterfat and 2% butterfat, respectively, needed to obtain the desired 258 gallons.
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Find the equation of the line, in slope-intercept form, which has a slope of 2/3 and contains the point (3, -4).
Answer:
The slope-intercept form of a line is y = mx + b, where m is the slope and b is the y-intercept.
To find the equation of the line with a slope of 2/3 and passing through the point (3, -4), we can plug in the point and the slope into the equation:
y = 2/3 * x + b
-4 = 2/3 * 3 + b
-4 = 2 + b
b = -6
So the equation of the line is:
y = 2/3 x - 6
how would someone use the cross product property on an equation with 3 different values instead of two? I provided an example image
Using the cross product for the proff of Pythagoras theorem, the correct step is
By the cross product property, AB² = BC multiplied by BD
What is cross product propertyThe cross product property is typically used to solve equations with two values, where the product of the extremes (the outer terms) is equal to the product of the means (the inner terms).
For the similar triangles, the ratio is as follows
BD / BA = BA / BC
BA² = BD * BC
and AB = BA, hence
BA² = BD * BC
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What is the equation of the following line? Be sure to scroll down first to see all answer options.
Answer:
C
Step-by-step explanation:
-4x bc its going up 4 and over 1 and its going backwards
Can someone please help awnser these.
The answers are 4. a) 15.7 cm, b) 26.25 m, 5. a) 128.74 cm, b) 40.82 mm, c) 45 cm and 6. 777.28 cm
Given are the circles and the circular items we need to find their circumference,
Circumference of a circle = 2π × radius = Diameter × π
4. a) Circumference = 5 × 3.14 = 15.7 cm
b) Circumference = 8.36 × 3.14 = 26.25 m
5. a) Circumference = 41 × 3.14 = 128.74 cm
b) Circumference = 13 × 3.14 = 40.82 mm
c) Circumference = 14.3 × 3.14 = 45 cm
6.
The perimeter of the cloth = circumference of the circular ends plus length in the middle,
= 76 × 2 × 3.14 + 150 × 2
= 477.28 + 300
= 777.28 cm
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Find the missing numbers. Explain your steps for silver g.
I AM IN 2ND GRADE
Answer:
7 15
8 5 4
- 2 9 2
____________
5 6 2
cross out the 8 and the 5
Does the function f(x) = (0.68)^x represent exponential growth, decay, or neither?
Answer:
The function is always Decreasing
Step-by-step explanation:
By graphing the polyminal in order to determine the intervals over which it is increasing or decreasing we find that it always decreasing.
What is the rule for the function that is graphed?
QUESTION DOWN BELOW
PLEASE HELP EXPLAIN THIS
The surface area of a similar cylinder with a diameter 3 cm is 8.4375π cm².
What are similar figures?If two figures have the same shape, they are said to be comparable. In more formal terms, two figures are said to be similar if their respective angles are congruent and their corresponding side length ratios are identical.
Given a cylinder with a diameter 8 cm and a surface area 60π cm²
let the radius be R = dia/2 = 8/2= 4 cm
and let the height be H
total surface area of cylinder = 2πR(H + R)
60π = 2π(4)(4 + H)
4 + H = 60/8
H = 7.5 - 4
h = 3.5 cm
and a cylinder is similar to given cylinder,
let radius be r and height be h
given dia = 3 cm
r = 3/2 = 1.5 cm
since both cylinders are similar so the ratio of their height to radius is equal,
R/H = r/h
h = Hr/R
h = (3.5)(1.5)/4
h = 1.3125 cm
total surface area of cylinder = 2πr(h + r)
total surface area of cylinder = 2π(1.5)(1.5 + 1.3125)
the total surface area of the cylinder = 8.4375π cm²
Hence the area of a cylinder is 8.4375π cm².
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Question 2
5 pts
You deposit $5000 in an account earning 7% interest compounded
monthly. How much will you have in the account in 10 years?
5 nts
\(s = 5000(1.07) {}^{t} \)
\(s = 5000(1.07) {}^{10} \)
\(s = 5000(1.96715)\)
\(s = 9835.756 \: dollars\)
please help :) thanks !
Answer:
Step-by-step explanation:
b