The function among all options is y=30.5(0.7)ˣ.
What is the graph of a function?The graph of a function represents a set of all points in a plane. It helps to derive the nature of the function.
The function must satisfy the points that are given in the graph.
When x=0, y=21.35(0.7)ˣ=21.35(0.7)⁰=21.35.
But the given point is (0,30.5).
Hence, it cannot be the required function.
When x=0, y=30.5(21.35)ˣ=30.5(21.35)⁰=30.5.
When x=1, y=30.5(21.35)ˣ=30.5(21.35)¹=651.175.
But the given point is (1,21.35).
Hence, it cannot be the required function.
When x=0, y=30.5(1.3)ˣ=30.5(1.3)⁰=30.5.
When x=1, y=30.5(1.3)ˣ=30.5(1.3)¹=39.65
But the given point is (1,21.35).
Hence, it cannot be the required function.
When x=0, y=30.5(0.7)ˣ=30.5(0.7)⁰=30.5.
When x=1, y=30.5(0.7)ˣ=30.5(0.7)¹=21.35.
When x=2, y=30.5(0.7)ˣ=30.5(0.7)²=14.945≈14.95.
It satisfies all three given points.
Therefore, the required function is y=30.5(0.7)ˣ.
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In AOPQ, m/O = (6x – 14)°, m/P = (2x + 16)°, and m/Q = (2x + 8)°.
Find m/Q.
The required measure of angle m∠Q is 42 degrees, as of the given condition.
What is the triangle?The triangle is a geometric shape that includes 3 sides and the sum of the interior angle should equal to 180°
Here,
In a triangle, the sum of the angles is always equal to 180 degrees. Therefore, for triangle OPQ,
m∠O + m∠P + m∠Q = 180°
Using the given information,
m∠O = (6x - 14)°
m∠P = (2x + 16)°
m∠Q = (2x + 8)°
(6x - 14)° + (2x + 16)° + (2x + 8)° = 180°
10x + 10 = 180°
10x = 170
x = 17
Substituting the value of x back into the expression for m∠Q,
m∠Q = (2x + 8)°
m∠Q = (2 * 17 + 8)°
m∠Q = 42°
So the value of m∠Q is 42 degrees.
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Rewrite in simplest rational exponent form square root of x times the fourth root of x. Show each step of your process.
The simplified form of the expression √x × ⁴√x in rational exponent form is x^3/4.
What is the simplified form of the expression?Given that, square root of x times the fourth root of x.
√x × ⁴√x
To simplify the expression, rewrite using the least common index of 4.
Since ⁿ√xᵃ = x^(x/n)
√x = x^(1/2)
and
⁴√x = x^(1/4)
Hence, we have;
x^(1/2) × x^(1/4)
Using exponent rule
x^( 1/2 + 2/4 )
Add 1/2 and 1/4
x^( 1/2 + 1/4 )
x^3/4
Therefore, the simplified form is x^3/4.
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Park rangers released 4 fish into a pond in year 0. Each year, there were three
times as many fish as the year before. How many fish were there after x
years? Write a function to represent this scenario.
A. f(x) = 3(x)4
B. f(x) = 4(3)x
C. f(x) = 3(4)x
D. f(x) = 4(x)3
The complete question:
Park rangers released 4 fish into a pond in year 0. Each year, there were three times as many fish as the year before. How many fish were there after x years? Write a function to represent this scenario.
An function which best represent the given scenario is, 4 x 3ˣ. So option B is correct.
What is geometric progression?In algebra, in sequence we study various progressions, one of the progression is geometric, in this progression for every two consecutive terms, the common ratio is the same.
Formula for nth term of G.P.,
Tₙ = a×rⁿ
where a is first term and r is common ratio
Given that,
Park rangers released 4 fish into a pond in year 0.
Each year, there were three times as many fish as the year before.
The number of fish after x years = ?
After 1 year,
the number of fish = 4 x 3
After 2 year,
the number of fish = 4 x 3 x 3
= 4 x 3²
After 3 year,
the number of fish = 4 x 3² x3
= 4 x 3³
Similarly, after x years
the number of fish = 4 x 3ˣ
Hence, the expression is 4 x 3ˣ
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What is the standard function of f? F(x)=4(x+6)2+5
The standard function for F(x)=4(x+6)2+5, will be f(x)=8x+53.
What is the definition of a function?
A function is defined as a connection between a set of inputs and a single output. A function is a link between inputs that corresponds to exactly one output. Every function has a domain, a co-domain, and a range. A function is often denoted as f(x), where x represents the input. The general representation of a function is y = f(x).
There are several types of functions in mathematics. Here are a few examples:
An injective function or a one to one function exists when there is a mapping for a range for each domain between two sets.
Surjective functions, also known as Onto functions, are employed for transferring more than one element from domain to range.
A polynomial function is a function composed of polynomials.
Functions that may be used to inverse another function are known as inverse functions.
Now,
Given function is F(x)=4(x+6)2+5
=(4x+24)2+5
=8x+48+5
=8x+53
hence,
The standard function for F(x)=4(x+6)2+5, will be f(x)=8x+53.
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describe to use or importance of points , lines , and planes in daily life
Points, lines and planes can be used in different fields like Navigation, Architecture, Art, Engineering, etc.
What are points, lines, and planes?
Point: A point is a basic geometric object that represents a specific location in space.
Line: A line is a straight path that extends infinitely in both directions. It is made up of an infinite number of points that are all collinear, or lie on the same straight path.
Plane: A plane is a two-dimensional flat surface that extends infinitely in all directions.
Navigation: Points and lines are essential for navigation, both on land and in the air. For example, on a map, points represent specific locations, while lines represent roads, highways, and other paths that can be taken to get from one point to another.
Architecture and Design: Points, lines, and planes are critical for architecture and design. Architects use points to specify the locations of walls, columns, and other structural elements, while lines are used to create the edges of rooms and buildings. Planes are used to define the surfaces of walls, floors, and ceilings.
Art: Artists often use points, lines, and planes to create visual effects in their work. Points can be used to create texture, while lines can be used to create movement and depth. Planes can be used to create shapes and form.
Engineering: Points, lines, and planes are fundamental to engineering, which involves the design and construction of structures and machines. Engineers use points to specify the locations of components, while lines are used to create the edges of parts. Planes are used to define the surfaces of structures, such as the wings of an airplane.
Hence, points, lines and planes can be used in different fields like Navigation, Architecture, Art, Engineering, etc.
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which equation represents the amount of money lydia spent of apples and bananas? which equation represents the amount of money ari spent on apples and bananas?
Equation represents the amount of money lydia spent of apples and bananas is 5x + 3y = 8.50. Equation represents the amount of money ari spent on apples and bananas is 3x + 2y = 5.25.
Let x be the cost per pound of apples, and let y be the cost per pound of bananas. Then, the system of equations representing the given situation is:
5x + 3y = 8.50 (Equation 1)
3x + 2y = 5.25 (Equation 2)
Equation 1 represents the amount of money Lydia spent on 5 pounds of apples and 3 pounds of bananas. It shows that the total cost of the apples and bananas that Lydia bought is $8.50. To find the cost per pound of each fruit, we need to solve for x and y.
Equation 2 represents the amount of money Ari spent on 3 pounds of apples and 2 pounds of bananas. It shows that the total cost of the apples and bananas that Ari bought is $5.25. To find the cost per pound of each fruit, we need to solve for x and y.
To solve for x and y, we can use the method of substitution or elimination. Once we find the values of x and y, we can substitute them back into Equation 1 or Equation 2 to find the cost of each fruit for Lydia and Ari.
In summary, the given situation can be represented by a system of two equations. Equation 1 represents the amount of money Lydia spent on apples and bananas, and Equation 2 represents the amount of money Ari spent on apples and bananas. To find the cost per pound of each fruit, we need to solve for x and y using substitution or elimination.
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Complete question is:
Lydia buys 5 pounds of apples and 3 pounds of bananas for a total of $8.50. Ari buys 3 pounds of apples and 2 pounds of bananas for a total of $5.25. Determine a system of equations that represents the given the situation. Let x be cost per pound of apples and let y be the cost per pound of bananas. Which equation represents the amount of money Lydia spent of apples and bananas? Which equation represents the amount of money Ari spent on apples and bananas?
suppose that a lemonade recipe calls for cup of sugar for every lemons. you have lemons and cups of sugar. which ingredient is limiting? why?
The lemon are limiting ingredient in lemonade recipe.
Here the limiting ingredient is lemon because here for 1 cup of sugar we have 1 lemon it's clearly seems that the juice of 1 lemon never melt the 1 cup of sugar that's why here limiting ingredient is lemon.
A limiting reagent is a substance that is completely consumed upon completion of a chemical reaction. They are also called limiting agents or limiting reactants. According to the stoichiometry of a chemical reaction, a certain amount of reactants is required for the reaction to go to completion. Consider the following reactions involving the formation of ammonia.
[tex]3H_{2} +N_{2} - > 2NH_{3}[/tex]
In the above reaction, 3 moles of hydrogen gas are required to react with 1 mole of nitrogen gas to produce 2 moles of ammonia. But what if only 2 moles of hydrogen gas and 1 mole of nitrogen were available during the reaction? Not all nitrogen can be used in this case (because 3 moles of hydrogen gas are required to react all the nitrogen). Hydrogen gas is therefore called the limiting reagent for this reaction as it limits the reaction.
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Please help! Find the area of the shaded regions. give your answer a completely simplified exact value of the terms of pi (no approximations)
For given circle, Area of shaded region is 52π cm².
What exactly is a circle?
A circle is a kind of ellipse with zero eccentricity and two foci that are coincident. A circle is also known as the locus of points drawn at equal distances from the center. The radius of a circle is the distance from its center to its outside line. The diameter of a circle is the line that divides it into two equal sections and is equal to twice the radius.
The equation for a circle in the plane is:
(x-h)^²+ (y-k)² = r²
When the coordinate points are (x, y)
(h, k) is the coordinate of a circle's center.
where r is the circumference of a circle.
where circle area = πr²
Circle circumference=2πr
Now,
Radius of biggest circle = 8cm
radius of unshaded circle= 4cm and
radius of smaller shaded circle= 2cm
Then,
Area of shaded region= Area of biggest circle - area of white circle + area of smaller shaded circle
=π*8² - π*4² + π*2²
=64π-16π+4π
=52π cm²
hence,
Area of shaded region is 52π cm².
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A, b and c are integers. They are the length, width and height of a cuboid respectively. It has a volume of 12cm^3, and the top faces has an area of 4 cm^2. If the cuboid is longer than it is width, what are a, b and c?
The length is 1 and width is 4 and height is 3.
In geometry, a cuboid is a solid or three-dimensional shape. A convex polyhedron bounded by 6 rectangular faces with 8 vertices and 12 sides is called a cuboid. A cuboid is also called a cuboid. A cuboid with six square faces is called a cube. An example of a real cube is a rectangular box. In mathematics, we can observe other shapes that are exactly the same as the cuboid. They are cuboid, cuboid, right prism, cuboid, cuboid, cuboid. Learn more about cuboids here
has a volume of 12cm^3
volume of cuboid is = length*width*height.
a*b*c = 12
and the top faces has an area of 4 cm^2
op faces has an area = a*b.
ab = 4
a = length
b = width
ab = 4 = 1x4 = 2x2
and a = 1
b = 4 because the cuboid is longer than it is width
now
abc = 12
ab = 4
c = 12/ab
c = 12/4
c = 3
length = 1 width = 4 height = 3
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A passenger in an airplane at point A sees two towns out the window of the plane when the plane is 25,000 feet.
The angle of depression to town B is 25°, and the angle of depression to town D is 15°.
what is the distance, c, from the airplane to town b is?
the horizontal distance, x, from the airplanes position to the first town is?
the distance, y, between the two towns is?
Answer:
Solution and calculation given below.
The solution is, the distance of the towns is 11.88 km
What is trigonometry?Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles.
here, we have,
So this can be solve by solving the distance of the plane and the town to the west and also the distance of the plane to the town to the east.
So the town with an angle of depression of 34 degrees
Let x be the distance of the plane and town
Cos 34 = x / 8
x = 8 cos 34
x = 6.63 km
So the town with an angle of depression of 49 degrees
Let y be the distance of the plane and town
Cos 49 = y / 8
y = 8 cos 49
y = 5.25 km
so the distance of the towns is 5.25 + 6.63 = 11.88 km
Hence, The solution is, the distance of the towns is 11.88 km.
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complete question:
An airplane is flying between two towns at an altitude of 8km. One town is to the west of the plane and the other is to the east. The angle of depression to one town in de34grees and to the other town is 49degrees. What is the distance between the two towns
A football coach is trying to decide what team is ahead lay in the girl with strategies better play the regular Defense play a prevent DFS the guards or against lol games, but make sure Gaines easier the coach of use the outcome of 100 games
The greater probability is the probability of winning through the use of regular defense.
How to solve for the probabilityIf out of the 100 games that were reviewed, the defense games were 50 and the prevent defense games were 50 as well
Out of the regular 50, there are 38 wins and then 12 loses. Out of the prevent games, there 29 wins and 21 loses.
The probability to win by regular is 38 / 50 = 0.76
the probability to win by prevent defense is 29 / 50 = 0.58
0.76 is greater than 0.58 hence the decision would be to win the game by playing the regular defense.
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A football coach is trying to decide: When a team is ahead late in the game, which strategy is better?
Play the "regular" defense.
Play a "prevent" defense that guards against long gains but makes short gains easier.
The coach reviews the outcomes of 100 games.
Compare the probability of winning when playing regular defense with the probability of winning when playing prevents defense. Draw a conclusion based on your results.
What is the solution to this equation?
X
= 6
-3
O A. X = 18
O B. X=-18
C. X = 2
O D. X= -2
The solution to the equation is (b) x = -18
How to determine the solution to the equationFrom the question, we have the following parameters that can be used in our computation:
X
= 6
-3
Represent the equation properly
So, we have the following representation
x/-3 = 6
Cross multiply the equation
This gives
x = -3 * 6
Evaluate the products
x = -18
Hence, the solution is (b) x = -18
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What is the equation of the line that passes through the point (-3,1)(−3,1) and has a slope of \frac{2}{3}
3
2
?
Answer:
y = (2/3)x + 3
Step-by-step explanation:
first we need to find the y-intercept
we can do this by using what is given, the point (-3,1) and the slope (2/3)
using the slope-intercept formula: y = mx + b.
m = slope
b = y intercept
we can plug in the x and y values we were given
so,
1 = (2/3)(-3) + b
we can now easily solve for b
1 = (2/3)(-3) = b
first multiply
1 = -2 + b
then add 2 to both sides, this way we isolate b
3 = b
now that we have the y intercept we can write the equation of the line
y = (2/3)x + 3
if you really wanted to, you can check if this is correct by plugging in the point again and seeing if the equation is true.
1 = (2/3)(-3) + 3
multiply first
1 = -2 + 3
add the like terms
1 = 1
shelly spent 40 minutes jogging and 22 minutes cycling and burned 620 calories. the next day, shelly swapped times, doing 22 minutes of jogging and 40 minutes of cycling and burned the same number of calories. how many calories were burned for each minute of jogging and how many for each minute of cycling?
Calories were burned for each minute of jogging is 10 calories and for each minute of cycling is 10 calories.
Two or more algebraic equations that share variables, such as x and y, are referred to be simultaneous equations.
When the equations are solved simultaneously, they are known as simultaneous equations.
Jogging be considered as x
Cycling be considered as y
Shelly spent 40 minutes jogging and 22 minutes cycling, and burned 620 calories to write this in equation we get,
40x + 22y = 620
Shelly swapped times,
22 minutes of jogging and 40 minutes of cycling and burned the same number of calories,
22x + 40y = 620
By multiplying two equation we get,
multiply equation 1 by 22 and equation 2 by 40 we get,
880x + 484y = 13640
880x + 1600y = 24800
Now subtracting equation 1 from 2 we get,
1116y = 11160
y = 11160/1116
y = 10
Therefore, putting value of y in equation 1 we get,
880x + 484(10) = 13640
880x = 13640 - 4840
x = 8800/880
x = 10
Therefore, calories were burned for each minute of jogging is 10 calories and for each minute of cycling is 10 calories.
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Example 2 7. CELL TOWERS A cell phone tower casts a shadow that is 100 feet long. At the same time, Lia stands near the tower and casts a shadow that is 3 feet 4 inches long. If Lia is 4 feet 6 inches tall, how tall is the cell phone tower?
The height of the cell phone tower in feet will be 135 feet high.
What is ratio?The utilization of two or more additional numbers that compares is known as the ratio.
The cell tower that casts a shadow is 100 feet long.
Lia casts shadows 3 feet and 4 inches long.
If Lia is 4 feet 6 inches tall.
Let 'h' be the height of the tower. Then the height of the tower is given as,
h / 100 = (4 + 6/12) / (3 + 4/12)
h / 100 = 4.5 / 3.33
h / 100 = 1.35
h = 135 feet
The height of the cell phone tower in feet will be 135 feet high.
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1) Operaciones con números escritos en notación científica
a) Después de reunir información, Kara decidió sumar algunas distancias. Decidió sumas la
distancia de la Tierra a Saturno con la distancia de la Tierra a Júpiter.
Aquí está lo que escribió.
5.95 × 108 + 8.87 × 108
¿Sabes cuál es el resultado?
We can write the equivalent expression as -
{5.95 × 10⁸ + 8.87 × 10⁸} = {10⁸ x 14.82}.
What are algebraic expressions?In mathematics, an expression or mathematical expression is combination of terms both constants and variables. For example -
23 + 54
2x + 5
3x + 5y + z
Given is that after gathering information, Kara decided to add up some distances. She decided to add the distance from Earth to Saturn with the distance from Earth to Jupiter. He wrote -
5.95 × 10⁸ + 8.87 × 10⁸
The given expression is -
5.95 × 10⁸ + 8.87 × 10⁸
10⁸ x (5.95 + 8.87)
10⁸ x 14.82
Therefore, we can write the equivalent expression as -
5.95 × 10⁸ + 8.87 × 10⁸ = 10⁸ x 14.82.
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{Question in english -
1) Operations with numbers written in scientific notation
a) After gathering information, Kara decided to add up some distances. decided to add the distance from Earth to Saturn with the distance from Earth to Jupiter. Here is what he wrote.
5.95×108 + 8.87×108
Do you know what the result is?}
How to solve this with sin, cos, or tangent
The area of the triangle is 72 units².
How to find the area of a triangle?The area of a triangle can be found using sine as follows:
area of a triangle = 1 / 2 ab sin C
Hence,
a = 12 b = 24C = 30 degreesTherefore,
area of a triangle = 1 / 2 × 12 × 24 × sin 30
area of a triangle = 1 / 2 × 288 × sin 30
area of a triangle = 1 / 2 × 288 × 0.5
area of a triangle = 1 / 2 × 144
area of a triangle = 72 units²
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90% of 40 is
О 24
О 20
О 35
О 36
Use the formula s = 1/2at² to find the value of s given the
following values of a and t.
a=30
ft
2
sec²
and t = 6 sec
Step-by-step explanation:
let's write this properly that we are not confusing ourselves :
s = ½×a×t²
a = 30 ft/sec²
t = 6 sec
so,
s = ½ × 30 ft/sec² × (6 sec)² = ½ × 30 ft/sec² × 36 sec² =
= ½ × 30 ft × 36 = 15 ft × 36 = 540 ft
s = 540 ft
2. If 3x² - 2x - 16 = 0, then x = ?
F. -8/3 or -2
G. 3/8 or 2
H. -2 or 8/3
J. -2 or 3/8
K. 2 or 8/3
Answer: H. -2 or 8/3
Step-by-step explanation:
3x^2-2x-16=0
Multiply 3 times 16
x^2-2x-48=0
find two numbers that will add up to equal -2 and will be multiplied to get -48. (-8 and 6)
(x-8)(x+6)
divide both numbers by 3 but since you cannot divide 8 and 3 you will move the 3 in front of the x.
(3x-8)(x+2)
Set both equal to 0.
3x-8=0 x+2=0
x= 8/3 x=-2
Buy 10 botttess spent $12 toles of sport drink which choice shows the money spent per sport drink bottle
Given that 10 bottles were bought for a total amount of $12, the price per bottle of sport drink is $1.20.
$12 divided by ten bottles equals $1.20.
By dividing the total amount paid ($12) by the quantity of bottles bought, the price per bottle of sport drink was determined (10). As a result, each bottle cost $1.20. According to the computation, the price of 10 bottles of sport drink came to a total of $12. The cost of individual goods or greater quantities of bottles can then be determined using this cost per bottle. The price per bottle can be used to compare the costs of various sport drink brands or sizes. Customers can choose and buy sport drinks with more knowledge if they are aware of the price per bottle.
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m<1=103. Find m<2.
Answer quick!!!
Because angles 1 and 2 are adjacent, we will see that the measure of angle 2 is 77°.
How to find the measure of angle 2?Here we know that m∠1 = 103°, and we want to find the measure of angle 2, which is an angle adjacent to angle 1.
That means that if we add their measures, then we will get a plane angle, this means that:
m∠1 + m∠2 = 180°
Then we can write:
103° + m∠2 = 180°
m∠2 = 180° - 103° = 77°
That is the measure of angle 2.
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b³+b²+4b factorize this
Answer: b (b²+b+4)
Step-by-step explanation:
b²=bb
b³=b²b
=b²b+bb+4b
=b(b²+b+4)
In 1980 the population of alligators in a particular region was estimated to be 1200. In 2008 the population had grown to an estimated 7500. Using the Malthusian law for population growth, estimate the alligator population in this region in the year 2020.
The Malthusian law for population growth states that the rate of population growth is proportional to the current population size.
Mathematically, we can express this as:
dP/dt = rP
where P is the population size, t is time, and r is the growth rate.
Assuming a constant growth rate, we can integrate this equation to get:
ln(P) = rt + C
where C is an integration constant. We can solve for C using the initial population estimate:
ln(1200) = r(1980) + C
C = ln(1200) - r(1980)
Substituting the values of C and P from the second estimate (P=7500 in 2008), we get:
ln(7500) = r(2008) + ln(1200) - r(1980)
Solving for r, we get:
r = [ln(7500) - ln(1200)] / (2008 - 1980) = 0.0496
Using this value of r, we can predict the alligator population in 2020, which is 12 years after the second estimate (2008). We have:
ln(P) = rt + ln(7500)
ln(P) = 0.0496(12) + ln(7500) = 9.058
P = e^9.058 = 8656
Therefore, the estimated alligator population in the region in the year 2020 is 8656.
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HEYOOO 60 POINTS
just answer this very complicated math question to get some easy points
*brailiest for most pizzazz* :
1 + 1 = ?
Answer:
1 + 1 = 2
Step-by-step explanation:
you add one and add another one and together thetr is two. so you would have two left.
ABC is a reflection of ABC prime Which best describes the reflection?
Areflection over the line x-2
Areflection over the line y-3
Areflection over the line x-3
B
Areflection over the y-axis
A statement which best describes the reflection include the following: C. a reflection over the line x = 3.
What is a reflection?In Mathematics, a reflection can be defined as a type of transformation which moves every point of the geometric figure such as a triangle, by producing a flipped, but mirror image of the geometric figure.
Based on the graph of triangle ABC and triangle ΔA’B’C’, we can logically deduce the following coordinates after a reflection over the line x = 3:
A = (-2, 2) → A' = (8,2)
B = (0, 4) → B' = (6, 4)
C = (2,2) → C' = (4, 2)
Therefore, the two triangles are identical (similar) because they are reflections of each other. Also, the distance between the point C and point C' is 2 units, therefore, with a line that is parallel to the y-axis and lies at point x = 3, as shown in the image attached below.
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Complete Question:
ΔA’B’C’ is a reflection of ΔABC. Which best describes the reflection?
A coordinate plane showing triangles A B C and A prime B prime C prime. The coordinates of the first figure are A negative 2 comma 2, B zero comma 4, and C 2 comma 2. The coordinates of the second figure are A prime 8 comma 2, B prime 6 comma 4, and C prime 4 comma 2.
a.)A reflection over the line x = 2
b.)A reflection over the line y = 3
c.)A reflection over the line x = 3
d.)A reflection over the y-axis
Answer:
The correct answer is:
You can map ABC to A'B'C' by translating it 6 units left and reflecting it across the x-axis, which is a series of rigid motions.
Explanation:
In ABC, the coordinates are:
A(1, -3)
B(5, 3)
C(4, -1).
In A'B'C', the coordinates are:
A'(-5, 3)
B'(-1, -3)
C'(-2, 1)
Each point is mapped to its image:
A(1, -3)→A'(-5, 3)
B(5, 3)→B'(-1, -3)
C(4, -1)→C'(-2, 1
Comparing the x-coordinates in the pre-image and image, we notice that the image has an x-coordinate that is 6 less than that of the pre-image:
1-6 = -5
5-6 = -1
4-6 = -2
This means that the figure must be translated 6 units left; that is the only way to have this change on the pre-image to form the image.
Comparing the y-coordinates of the pre-image with those of the image, we notice that they are negated:
-(-3) = 3
-(3) = -3
-(-1) = 1
This means the pre-image was reflected across the x-axis; this is the only way to negate the y-coordinate and not change the x-coordinate.
These are rigid motions because they do not change the shape or size, they simply move it and change its orientation.
Step-by-step explanation:
Hope this will help u
PLS EXPLAIN THIS TO ME I DONT UNDERSTAND
The statement must be true are A, B and D.
What is the congruent triangle?Two triangles are said to be congruent if the length of the sides is equal, a measure of the angles are equal and they can be superimposed.
We are Given that Triangle DKL is congruent to Triangle PVX
We know that when two triangles are congruent then Acc. to CPCT [ Corresponding Parts of Congruent Triangle]
the corresponding parts are also congruent keeping in mind the vertices and the segments are in same comparison as given in the congruent triangles.
(a) Triangle LKD is congruent to Triangle XVP.
(b) Triangle VPX is congruent to Triangle KDL.
(c) Triangle VPX is not congruent to Triangle DLK as according to CPCT, V vertex is not congruent to D, P vertex is not congruent to L and X vertex is not congruent to K.
(d) Angle D is congruent to angle P.
(e) Thus Segment DL is not congruent to Segment PV ( as according to CPCT, Segment DL is congruent to PX and not PV.)
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what is this answer.
Answer:
Step-by-step explanation:
is A
Unit 6 test similar triangles
Can anyone solve these questions
Students should be able to solve problems related to similar triangles on the Unit 6 test.
What is triangles?Triangle is a 3×3 sided only going with three angles and three side it is one of the most basic fundamental safe in the geometry and is used in many different area of Mithun science triangle are also after used in the architecture art in other area of the designing triangle came in many other different form.
Unit 6 tests on similar triangles require students to apply the knowledge they have learned in geometry class in order to solve problems related to similar triangles. The main topics covered in this test are the various theorems and properties that apply to similar triangles.
The first theorem students should understand is the AA Theorem, which states that if two angles of one triangle are congruent to two angles of another triangle, then the two triangles are similar. This theorem can be used to solve problems that involve similar shapes.
The second theorem students should understand is the SAS Theorem, which states that if two sides of one triangle are proportional to two sides of another triangle, and the included angle between those two sides is the same, then the two triangles are similar. This theorem can be used to solve problems in which two triangles have the same angles and sides that are in proportion to one another.
The third theorem students should understand is the SSS Theorem, which states that if three sides of one triangle are proportional to three sides of another triangle, then the two triangles are similar. This theorem can be used to solve problems in which two triangles have the same angles and sides that are in proportion to one another.
Finally, students should also understand the properties of similar triangles. These properties state that the sides of similar triangles are proportional to one another, the angles of similar triangles are congruent to one another, and the corresponding angles of similar triangles are equal.
By understanding these theorems and properties, students should be able to solve problems related to similar triangles on the Unit 6 test.
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The values of the x are:
1) x = 2,
2) x =11.
3) x = 51
4) x = 7
What is the Angle Bisector theorem?
the angle bisector of a triangle bisects the opposite side in such a way that the ratio of the two line segments is proportional to the ratio of the other two sides.
18)
Given:
Two parallel lines intersecting horizontally the three vertical line,
So, Their ratios are in proportion.
9/4 = 13.5 / x + 4
x + 4 = (13.5*4)/9 = 6
x = 6-4 = 2.
So, the value of the x is 2.
19)
Given:
Two parallel lines intersecting horizontally the three vertical line,
So, Their ratios are in proportion.
12.8/x-3 = x+5/10
12.8 * 10 = (x-3) * (x+5)
128 = x²+2x -15
So, by solving this quadratic equation we get:
x =11.
21)
Given:
VT bisects the ∠STU
By using the Angle Bisector theorem,
9/33 = 12 / 3x+2
9(3x+2) = 33 * 12
27x + 18 = 1396
x = 1396 - 18 / 27
x = 51
22)
Given:
LM bisects the ∠JLK
By using the Angle Bisector theorem,
4/ (x-4) = (x +3) / 8
(x - 4) * (x + 3) = 8 * 4
x² - x - 12 = 32
x = 7.152
x = 7
Hence, the values of the x are:
1) x = 2,
2) x =11.
3) x = 51
4) x = 7
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A recipe calls for 2 cups of water for every 1/3 cups of flour. How much water is needed if you use 7 cups of flour?