Answer is B.
y= 2x -3 y= -2x + 1
step by step
First I found the y intercepts at (red line) -3 and (green line) +1.
There is only one answer that shows these two y intercept values.
To double check this answer, I checked the slope of each line. The red line has a slope of 2 and the green line has a slope of -2.
Slope was found on the graph finding rise over run and compared to the number next to x in the equations.
See attached graph.
Question 5b
A trailer truck carries 11, 430 bottles, each weighing 14 ounces. To the nearest ton,
how much weight does the truck carry?
The truck carries
tons.
The total weight of the bottles the truck carries is 6020 ounces.
What is an expression?An expression contains one or more terms with addition, subtraction, multiplication, and division.
Example:
2 + 1x + 4y = 7 is an expression.
3 + 3x + 3 = 7 is an expression.
We have,
Number of bottles the truck carries = 430
One bottle weight = 14 ounces
Now,
The total weight of the bottles.
= Number of bottles x Weight of one bottle
= 430 x 14
= 6020 ounces
Thus,
The total weight of the bottles the truck carries is 6020 ounces.
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Problem 10
1. The hexagon represents 1 whole.
Draw a pattern-block diagram that represents the equation 4.
Draw your diagram on paper, take a picture, and upload it using the image upload icon
If you do not have the ability to upload an image of your work, type "Diagram is on paper."
Porfavor lo necesito para el martes o si no voy a reprobar
According to the information, the graph would be as shown in the attached image (4 * 1/3 = 1 1/3)
How to graph the equation?According to the information we must take into account that a complete hexagon represents an integer. So one third of the hexagon would be the rhomboid. So, to graph this equation, we must replace the values with the corresponding figures.
In this case we must multiply the rhomboid by four, the rhomboid represents 1 of 3 elements that make up a hexagon. Therefore, if we have 4 rhomboids, we would have a hexagon and a rhomboid.
Note: This question is incomplete. Here is the complete information:
Image attached
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Choose the answer that is equal to the expression below.
5^2.5^0
Answer:
5
Step-by-step explanation:
The expression 5^2.5^0 is equal to 5^(2.5^0), which can be simplified as follows:
2.5^0 = 1 (because any number raised to the power of 0 is equal to 1)
So, 5^2.5^0 = 5^1 = 5
Therefore, the answer is 5.
what is statistics?
Statistics is referred to as a discipline that concerns the collection, organization, analysis, interpretation, and presentation of data.
What is Data?This is referred to as information that has been translated into a form that is efficient for movement or processing.
Statistics involves using information that has been translated into a form that is efficient for movement or processing through different tools such as mean standard deviation etc.They help to provide more details about a set of data which makes it use very important.
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Two right triangles are proportional. The shortest leg of the small triangle is 4 in and the hypotenuse is 12 in. The shortest leg of the large triangle 8 in. Find the length of the hypotenuse of the large triangle.
If the shortest leg of the small triangle is 4 in and the hypotenuse is 12 in and the shortest leg of the large triangle 8 in, then the length of the hypotenuse of the large triangle is 24 inches.
We know that two triangles are proportional if their corresponding sides are in proportion to each other. That is, the ratio of the lengths of the corresponding sides is the same for both triangles.
Let's denote the length of the hypotenuse of the large triangle by "h". We can set up a proportion using the given information:
shortest leg of small triangle / hypotenuse of small triangle = shortest leg of large triangle / hypotenuse of large triangle
Plugging in the values we get:
4/12 = 8/h
Simplifying the equation we get:
h = (12*8)/4 = 24
To explain the solution, we used the fact that similar triangles have proportional sides. We then used the given information about the lengths of the sides of the small and large triangles to set up a proportion and solve for the unknown length of the hypotenuse of the large triangle.
The key to this problem was recognizing the relationship between similar triangles and using that relationship to set up and solve a proportion.
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11. Equipment for your salon will cost anywhere from $7,000 to $10,000. How much money will you spend over the course of the first year with rent and equipment?
You have to spend $26,500 over the course of the first year with rent and equipment.
What is the equipment cost about?To calculate how much money you will spend over the course of the first year with rent and equipment, you need to add the cost of rent to the cost of equipment.
In a hypothetical scenario, Let's assume that the cost of rent for the first year is $1,500 per month.
To calculate the total cost of rent for the first year, you can multiply the monthly rent by the number of months in a year:
$1,500/month x 12 months = $18,000
So the total cost of rent for the first year is $18,000.
To calculate the total cost of equipment, you can take the average cost of the equipment (i.e., the midpoint of the given range) and assume that you will spend that amount:
($7,000 + $10,000) / 2 = $8,500
So the total cost of equipment is $8,500.
To calculate the total cost of rent and equipment for the first year, you can add the two costs together:
$18,000 + $8,500 = $26,500
Therefore, you will spend $26,500 over the course of the first year with rent and equipment.
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Yusef drove 130 miles in 2.5 hours. Which equation can be used to calculater, the average
speed at which Yusef drove?
A r = 130 - 2.5
B 130 = r/2.5
C r = 130/2.5
D 130 = r + 2.5
The equation can be used to calculate the average speed at which Yusef drove is (c) r = 130/2.5
How to determine the speed equationThe formula to calculate average speed is:
Average speed = distance traveled / time taken
In this problem, Yusef drove 130 miles in 2.5 hours.
So, we can substitute the values in the formula:
Average speed = 130 miles / 2.5 hours
Simplifying this expression, we get:
Average speed = 52 miles per hour
Therefore, the correct equation to calculate the average speed at which Yusef drove is:
r = 130/2.5 or r = 52
Option C matches this equation, so the answer is C.
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I need the answer ASAP help please
Note that the Upper limit and the lower limit of the Proportion Interval are given as follows:
Upper limit- 27%
Lower limit - 19%
The proportion interval, also known as the confidence interval, can be calculated using the point estimate of the proportion and the margin of error.
The lower limit of the proportion interval is calculated by subtracting the margin of error from the point estimate, and the upper limit is calculated by adding the margin of error to the point estimate.
Lower limit = point estimate - margin of error
Upper limit = point estimate + margin of error
In this case, the point estimate is 23% and the margin of error is ±4%.
Lower limit = 23% - 4% = 19%
Upper limit = 23% + 4% = 27%
Therefore, the proportion interval is [19%, 27%], which means that we can be 90% confident that the true proportion of the population lies within this range.
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Twenty rubber spheres were compressed with varying amounts of force. The widths
and heights of the resulting shapes were measured. Here is a scatter plot that shows the
measurements for each sphere.
1. Label the vertical axis of the scatter plot.
Art gass
2. If a compressed rubber sphere has a 6-inch width, is its height closer to 5 inches or to
sla 11 inches? Explain your reasoning.
The vertical axis of the scatter plot is the height; on the other hand, if the sphere is 6 inches, the height is closer to 5 inches than to 11 inches.
What is the vertical axis?In this scatter plot, the horizontal axis is the width; however, we know the second variable is the height and this should be in the vertical axis.
What is the height if the width is six inches?Following the trend of the graph, it can be concluded the height if the width is six inches is approximately 5 rather than 11 inches.
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Guess the value of the following limit (if it exists) by evaluating the function at the given numbers.
The value of the limit of the rational function evaluated x = - 5 is equal to - 6.
How to determine the exact value of a limit at a given value
In this problem we find the limit of rational function evaluated at a given value. According to the statement, there is apparently a discontinuity at x = 5. The expression can be simplified by algebra properties:
[tex]\lim_{x \to - 5} \frac{x^{2} + 4 \cdot x - 5}{x + 5}[/tex]
[tex]\lim_{x \to -5} \frac{(x + 5)\cdot (x - 1)}{(x + 5)}[/tex]
[tex]\lim_{x \to - 5} (x - 1)[/tex]
Then, we can complete the table by means of the following expression:
f(x) = x - 1
x = - 5.01
f(- 5.01) = - 5.01 - 1
f(- 5.01) = - 6.01
x = - 5.001
f(- 5.001) = - 5.001 - 1
f(- 5.001) = - 6.001
x = - 5.0001
f(- 5.0001) = - 5.0001 - 1
f(- 5.0001) = - 6.0001
x = - 5
f(- 5) = - 5 - 1
f(- 5) = - 6
x = - 4.9999
f(- 4.9999) = - 4.9999 - 1
f(- 4.9999) = - 5.9999
x = - 4.999
f(- 4.999) = - 4.999 - 1
f(- 4.999) = - 5.999
x = - 4.99
f(- 4.99) = - 4.99 - 1
f(- 4.99) = - 5.99
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What is the least number and greatest number of shells he would need
Answer:
Step-by-step explanation:
What is the least number and greatest number of shells he would need
A function is given.
g(x) =
2
x
; x = 1, x = a
(a) Determine the net change between the given values of the variable.
(b) Determine the average rate of change between the given values of the variable.
According to the given function net change and average rate of change between the given values of the variable.
A. 2
B. 2/a
What is the net change?A rate of change's integral is taken into account by the net change theorem. According to this, a quantity's new value equals its initial value plus the integral of its rate of change whenever it changes. There are two methods to formulate the equation. The second is more widely known and is just the definite integral.
What does a function's net change look like?The (definite) integral of a function's derivative, in other words, represents the overall change in a function. In specifically, the integral of velocity is the net distance travelled (final position minus initial position). The integral of acceleration is the difference between the final velocity and the starting velocity.
According to the given information:g(x) =2/x
x = 1
x = a
A.
g(x) =2/x
g(1) =2/x
g(1) =2
B.
g(x) =2/x
g(a) =2/x
g(a) =2/a
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Please hurry!! Write one complete sentence to interpret the solution of the graph below.
[tex]{ \qquad\qquad\huge\underline{{\sf Answer}}} [/tex]
The coordinates of points where the two lines intersect, is the solution of the equations/lines, that is (6, 64)
12. "The sum of 9 and the product of a number and -7 is -19
Answer:
Step-by-step explanation:
We can use algebra to solve for the unknown number. Let's call the number "x".
The equation can be written as:
9 + x * (-7) = -19
Expanding the product on the left side:
9 + -7x = -19
Subtracting 9 from both sides:
-7x = -28
Dividing both sides by -7:
x = 4
So the number x is 4.
Help me it’s Quadratic Functions
The graph of the quadratic function y = -2x² + 1 is given by the image presented at the end of the answer.
How to obtain the graph of the quadratic function?The parent quadratic function is given as follows:
y = x².
The transformed quadratic function is given as follows:
y = -2x² + 1.
The transformations are given as follows:
Multiplication by the negative number: reflected over the x-axis,Multiplication of x by the number with an absolute value of 2: horizontal compression by a factor of 2.Addition by 1: translation up one unit.More can be learned about quadratic functions at https://brainly.com/question/1214333
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Diana wants to build a rectangular
pen for her goats. The length of the pen
should be at least 50 feet, and the perimeter
of the pen should be no more than 190 feet.
What is a viable solution for the dimensions
of the pen? (Lesson 6-5)
A. 29 feet by 40 feet
B. 29 feet by 76 feet
C. 29 feet by 65 feet
D. 29 feet by 29 feet
Copyright © McGraw Hill
Answer:
29 feet by 40 feet to get a viable dimension for the goats pen
Please answer quickly thanks
The meaning of 5 = f(I) is that the 5% have an income of $6000
The average rate is that %0.054 per thousand of dollars
How to determine the solution to the graphFrom the question, we have the following parameters that can be used in our computation:
The graph
The equation is given as
5 = f(I)
This means that:
We find x when f(I) = 5
Using the graph, we have
x = 6
This means that the income is $6000
The average rate of changeThis is calculated as
Rate = (f(x2) - f(x1))/(x2 - x1)
Substitute the known values in the above equation, so, we have the following representation
Rate = (1.8 - 4.5)/(10 - 60)
Evaluate
Rate = 0.054
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Use the following function to complete this question:
f(x)=(x-1)^3+5
Graph the function and fill in the blanks.
If the transformation listed is not applicable write none.
Fill in the blanks in the form:
4 left
5 up
Write infinity in the form: inf
Horizontal shift:
Vertical shift:
Vertical stretch factor:
Vertical compression factor:
Axis of reflection:
Domain:
Range:
Inflection Point:
Pic is attached below
The following is deduced from the equation f(x)=(x - 1)^3 + 5
Horizontal shift: 1 left
Vertical shift: 5 down
Vertical stretch factor: 1
Vertical compression factor: 1
Axis of reflection: -x + 6
Domain: all real numbers
Range: all real numbers
Inflection Point: (1, 5)
What is vertical stretch factor?The vertical stretch factor is a term used in mathematics to describe the transformation that changes the height of a graph while leaving the horizontal axis unchanged. In other words, it's a factor by which the y-values of a function are multiplied to produce a new, stretched or compressed version of the original graph.
The stretch factor is usually represented by the symbol "k". For example, if the equation of a function is y = f(x), then the equation of its vertically stretched image would be y = k * f(x). A positive value of k stretches the graph upward, while a negative value of k compresses the graph downward. If k > 1, the graph is stretched vertically; if 0 < k < 1, the graph is compressed vertically; if k = 1, the graph remains unchanged.
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the sides of quadrilateral measure 12cm, 9cm, 16cm, and 20cm.tee longest sides of a similar quadrilateral measure 8cm.find the measure of the remaining sides of a quadrilateral ?
The measure of the remaining sides of a quadrilateral will be 4.8 cm, 3.6 cm, and 6.4 cm.
What is dilation?Dilation is the process of increasing the size of an item without affecting its form. Depending on the scale factor, the object's size can be raised or lowered. There is no effect of dilation on the angle.
The sides of the quadrilateral measure 12cm, 9cm, 16cm, and 20cm. The longest sides of a similar quadrilateral measure 8cm. Then the scale factor is given as,
SF = 8 / 20
SF = 0.40
Then the other sides of the quadrilateral are given as,
⇒ 0.40 x 12
⇒ 4.8 cm
⇒ 0.40 x 9
⇒ 3.6 cm
⇒ 0.40 x 16
⇒ 6.4 cm
The measure of the remaining sides of a quadrilateral will be 4.8 cm, 3.6 cm, and 6.4 cm.
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find the equation of a line passing through two points (1,-1, 2) and (0,2-3).
Answer: The equation of the line passing through the points (1, -1, 2) and (0, 2, -3) is: y = 3x - 4.
Step-by-step explanation:
To find the equation of a line passing through two points, we can use the point-slope form of a line. The point-slope form of a line is given by:
y - y1 = m(x - x1)
where m is the slope of the line, (x1, y1) is a point on the line, and (x, y) are the coordinates of any other point on the line.
Step 1: Find the slope of the line (m)
The slope of the line can be found using the two points:
m = (y2 - y1) / (x2 - x1)
Plug in the values of x1, x2, y1, and y2 from the two given points:
m = (2 - (-1)) / (0 - 1) = 3
Step 2: Write the equation using the point-slope form
Use the point-slope form and the slope from step 1, and one of the given points:
y - (-1) = 3(x - 1)
Step 3: Simplify the equation
y + 1 = 3x - 3
Step 4: Solve for y
y = 3x - 4
So, the equation of the line passing through the points (1, -1, 2) and (0, 2, -3) is y = 3x - 4.
Write the following comparison as a ratio reduced to lowest terms. 7 nickels to 47 dimes
7 nickels is 7/5, thus 7 nickels to 47 dime is 1.4 dime to 47 dime.
When both terms are multiplied by their biggest common factor, 1.4 dime, the ratio can be simplified to its simplest form: 47 dimes = 14: 470
What is the ratio?The ratio of quantity, amount, or size of two or more items is known as proportion. It is the indicated quotient of two mathematical expressions.
As a ratio, what is 1 to 2?"1 to 2" is the way to write the ratio 1: 2. Accordingly, of the total of 3, there is one component that is worth 1 and another part that is worth 2. Changing a part-to-part ratio to a fraction To get the whole, add the ratio terms. The denominator should be this.
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how to solve equation below
Answer: (a) -6x²y
Step-by-step explanation:
[tex]\frac{-18x^{3}y^{2} }{3x^{2} y}[/tex]
X to the power of 2 should be cancelled from the top and bottom, which leads to:
[tex]\frac{-18xy^{2} }{3y}[/tex]
Then Y to the power of 1 should be cancelled from top and bottom (since it can go into both), which leads to:
[tex]\frac{-18xy}{3}[/tex]
Then find the highest common factor (which is 3), and cancel it out from the top and bottom, which leads to:
[tex]\frac{-6xy}{1}[/tex]
which equals to
-6x²y (a)
In the diagram, segment AD bisects angle BAC.
Given the following segment lengths,
find the value of x.
Round to the nearest tenth.
AB= 23
AC = 18
Show all your work.
Answer: x ≅ 11.2
Step-by-step explanation:
We can set up two equations:
Let y = measure of <BAD = measure of <CAD
then:
sin y = x/23
sin y = (20-x)/18
Since both of these are sin y, we can set them equal to each other:
x/23 = (20-x)/18
.: 18x = 460 - 23x
41x = 460
.: x ≅ 11.2
Answer:
x = 11.2
--------------------
Use angle bisector theorem. It states that:
An angle bisector of an angle of a triangle divides the opposite side into two parts that are proportional to the other two sides of the triangle.Apply this to the given triangle:
AB/AC = BD/CD23/18 = x / (20 - x)Cross-multiply and solve for x:
23(20 - x) = 18x460 - 23x = 18x460 = 41xx = 460/41x = 11.2 (rounded)In Exercises 4 and 5, show that the triangles are similar and write a similarity statement.
Explain your reasoning.
ΔXVZ and ΔXWY are similar by SAS property of similarity.
We have,
ΔXVZ and ΔXWY
XW/WV = XY/YZ
15/20 = 27/36
3/4 = 3/4
The ratio of two pairs of corresponding sides is equal. ______(1)
And,
m∠XWY = m∠XVZ = 90
The included angle of the two triangles is equal. ________(2)
Now,
From (1) and (2),
ΔXVZ and ΔXWY are similar.
By SAS property of similarity.
Thus,
ΔXVZ and ΔXWY are similar by SAS property of similarity.
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Triangle GHI has coordinates G(-5, -2), H(3, 8), and I(2, 1). If the triangle is translated 1 unit up, what are the coordinates of H'?
The coordinates of point H' will be: H'(3, 9)
What is Translation ?We know that a translation is basically a transformation that occurs when an object is moved from one place to another place.
The original object's dimensions, orientation, or shape are unaffected by translation.
Translating a point P(x, y) 1 unit up means we need to add to use P'(x, y+1), that is adding 1 unit to the y-coordinate of the point P'(x, y).
Now we have to translate the triangle 1 unit up. So, use the formula
P(x, y) → P'(x, y + 1)
Thus, the coordinates of point H' will be:
H( 3, 8) → H'( 3, 8+1) → H'(3, 9)
Therefore, the coordinates of point H' will be: A'(3, 9).
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In April 1986, a flawed reactor design played a part in the Chernobyl nuclear meltdown. Approximately 14252 becqurels (Bqs), units of radioactivity, were initially released into the environment. Only areas with less than 800 Bqs are considered safe for human habitation.
The function f(x)=14252(0.5)^x/32 describes the amount, f(x) in becqurels of a radioactive element remaining in the area x years after 1988.
Find F(40) to one decimal place in order to determine the amount of becqurels in 2026.
The determine if the area is safe for human habitation in the year 2026.
Solve the given initial-value problem.
y''' − 2y'' + y' = 2 − 24ex + 40e5x, y(0) =
1
2
, y'(0) =
5
2
, y''(0) = −
11
2
the values for the first 3 derivatives derivatives of y are 1/2, 5/2, -11/2 respectively
The given differential equation:
y''' − 2y'' + y' = 2 − 24ex + 40e5x,
y(0) = 1/2, y'(0) = 5/2, y''(0) = −11/2
Therefore, the next solution is 13/2
Differential Equation:
In mathematics, a differential equation is an equation relating one or more unknown functions to their derivatives. In applications, functions usually represent physical quantities, derivatives represent rates of change, and differential equations define the relationship between them. These relationships are common.
Now,
Given differential equation is
y''' - 2y'' +y' = 2- 24eˣ +40e⁵ˣ ------------ (1)
Auxiliary equation is m³ - 2m² +2m = 0
Now,
m(m² - 2m +2) = 0
⇒ m(m-1)² = 0
Therefore, m = 0,1,1
Therefore,
[tex]y_{c} = c_{1}+ c_{2} e^{x} + c_{2}x e^{x}[/tex]
Now, we have to find the particular solution by method of undetermined coefficient.
[tex]y'_{y} = a + b(x^{2} e^{x} +2xe^{x} ) +5ce^{x}[/tex]
⇒ [tex]y''_{p} = a + bx^{2} e^{x} +2bxe^{x} +5ce^{x}[/tex]
⇒ [tex]y''_{p} = b(x^{2} e^{x} +2xe^{x}) + 2b(ex^{x}+ e^{x} +25ce^{x}[/tex]
⇒ [tex]y'''_{p} = bx^{2} e^{x} +6bxe^{x} +6be^{x} +125ce^{5x}[/tex]
Putting these values in differential equation (1), we get:
y'''(0) = 13/2
Complete Question:
Solve the given initial-value problem. y''' ? 2y'' + y' = 2 ? 24ex + 40e5x, y(0) = 1 2 , y'(0) = 5/ 2 , y''(0) = ? 13/ 2
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An angle measures 17.4° more than the measure of its complementary angle. What is the measure of each angle?
45 and 27.6 degrees are the two complementary angles.
What are the angles' measurements?The various angles or measurements include:
Measure an acute angle between 0° and 90°.Measure the obtuse angle between 90° and 180°.Right Angle: The measurement is 90 degrees.Straight Angle: The measurement is 180 degrees.Measure the reflex angle from 180° to 360°.Complete or full angle: 360° is the exact measurement.Angles that are complementary are those whose sum is 90 degrees. If the smaller angle has a measure of x, then the complementary angle's measure is 90 - x.
The issue shows that the greater angle (x + 17.4) is 17.4 degrees larger than the corresponding angle's measurement (90 - x). To find x, we can construct the following equation:
x + 17.4 = 90 - x + 17.4
When we simplify and find x, we obtain:
2x = 55.2
x = 27.6
The greater angle's measure is x + 17.4 = 45 degrees, while the smaller angle's measure is x = 27.6 degrees.
The two complementary angles are 27.6 and 45 degrees as a result.
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Solve the system of inequalities by graphing.
y < 3x+3
3x-y ≤ 4
The solution to the inequality are the region in the shaded area
How to determine the solution to the inequalityFrom the question, we have the following parameters that can be used in our computation:
y < 3x+3
3x-y ≤ 4
Represent properly
y < 3x + 3
3x - y ≤ 4
Next, we make a plot of the system to determine the solution
The shaded area in the plot represent the solution to the inequality
In this case, one of the coordinates in the shaded area has a coordinate of (0.2, 2)
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On the following composite figure, the longer edge length is 14 millimeters. The shorter edge length is 8 millimeters. The width of the figure, at its longest point, is 11.3 millimeters. Find the area of the figure. Explain or show how you got your answer. Note: Lines that look parallel are parallel, and angles that look like right angles are right angles.
The area of the given composite figure with a side length of 14mm and an edge length of 8mm is 158.2 mm².
What is a composite figure?
A two-dimensional figure built up of fundamental two-dimensional shapes like triangles, rectangles, circles, semicircles, etc. is known as a composite shape or composite figure. A variety of forms that we encounter every day are composite figures that can be created from two or more fundamental figures.
The figure is given below.
From the figure, we can see that the sides of a triangle at the top and bottom are the same.
So the triangle cut from the bottom is placed at the top of the figure.
When the cut triangle is placed back at the bottom, we get a rectangle of length 14 mm and breadth 11.3 mm, as given below.
So the area of the given composite figure is the same as the area of the rectangle.
The area of the rectangle = length * breadth = 14 * 11.3 = 158.2 mm²
Therefore the area of the given composite figure is 158.2 mm².
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