Find the area of the segment enclosed by
chord [BC] and the subtended arc with
radius 4 cm and central angle 55⁰.

Find The Area Of The Segment Enclosed Bychord [BC] And The Subtended Arc Withradius 4 Cm And Central

Answers

Answer 1

The area of segment enclosed by chord [BC] is 0.94 [tex]cm^{2}[/tex]

What is an area of Segment?

Segment and area of a circle segment:

A segment is essentially the area of a circle between the chord and the arc. A circle is a path that a point equidistant from a single point on the plane can follow; this point is known as the circle's center, and the distance between it and that point is known as the circle's radius. A segment is a section of a circle's interior. A sector is the region that a segment encloses and the angle that a segment occupies. By deducting the triangle formed inside the sector from the sector where the segment is located, one can calculate the area of a circular segment.

Calculation:

Given radius and angle subtended by arc on circle is 4 cm and 55° respectively.

So the length of chord [BC] is [tex]\frac{55}{180}[/tex]×π = 3.84 cm.

Required area of segment enclosed = Area of segment subtended by arc [BC] - area of ΔABC

>semi-perimeter of ΔABC is [tex]\frac{(4+4+3.84)}{2} = 5.92[/tex]

>Area of ΔABC is [tex]\sqrt{5.92*(5.92-4)*(5.92-4)*(5.92-3.84)} = 6.74 cm^{2}[/tex]

>Area of segment subtended by arc {BC} = θ/360° × π[tex]r^{2}[/tex]

                                                                     =[tex]\frac{55}{180}[/tex]×16π

                                                                     = 7.68[tex]cm^{2}[/tex]

∴The area of segment enclosed by chord [BC] is [tex]7.68-6.74 = 0.94 cm^{2}[/tex]

The area of segment enclosed by chord [BC] is 0.94 [tex]cm^{2}[/tex]

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Related Questions

Which theorem justifies the statement △ ABC ≅ △ def?

Answers

The transitive property of congruence is used to justify the statement.

According to the transitive property, if A and B are congruent and if B is congruent with C, then A must also be congruent with C. In other words, two things are congruent to each other if a third object is congruent to them.

Since AB and EF are both congruent to DE in the sentence "If AB DE, EF DE therefore AB EF," AB must likewise be congruent to EF in accordance with the transitive property.

The additional attributes you mentioned don't apply in this situation. According to the symmetric property, if A and B are congruent, then so is B. According to the reflexive quality, each item corresponds to itself. And congruence does not have the property of multiplication.

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Complete question:

if AB ≅ DE, EF ≅ DE then show that AB ≅ EF ?

Deandre wants to measure the height of a tree. He sights the top of the tree, using a mirror that is lying flat on the ground. The mirror Is 31 ft from the tree, and Deandre is standing 7.4 ft from the mirror, as shown in the figure. His eyes are 6 ft above the ground. How tall is the
tree? Round vour answer to the nearest foot

Answers

Answer: If Debra, the mirror, and the bottom of the tree are points on the ground all on one line, then the two right triangles are these: LEFT: y and 33 as the legs and unknown hypotenuse. RIGHT: 6 and 9.7 as legs and unknown hypotenuse. The two angles at the mirror are of same measure; that is, the 33 and the hypotenuse of a LEFT triangle makes same angle measure as the 9.7 and the hypotenuse of the RIGHT triangle.

Note, these are two SIMILAR triangles.

y/33 = 6/9.7

In addition,  Y = 20.4

highlight%28y=20.4%29

Step-by-step explanation:

How many perfect squares are two-digit and divisible by $3?$

Answers

There are 2 perfect squares that are two-digit and divisible by 3.

To find the two-digit perfect squares that are divisible by 3, we can start by finding all the two-digit perfect squares and then check which ones are divisible by 3. The two-digit perfect squares are:

4: 16

5: 25

6: 36

7: 49

8: 64

9: 81

Now we can check which of these numbers are divisible by 3:

16: not divisible

25: not divisible

36: divisible

49: not divisible

64: not divisible

81: divisible

Thus, there are two two-digit perfect squares that are divisible by 3: 36 and 81.

So, the answer is 2.

tbh i honestly don’t know

A baseball is hit upwards with a velocity of 60 feet per second. The height of the ball above the ground, in feet, at time t seconds is given by h(t)=-18t^2+60t+4. How long after the ball is hit does it strike the ground?

Answers

The ball is hits the ground after 3.4 seconds it strike s

How to determine how long after the ball is hit does it strike the ground?

From the question, we have the following parameters that can be used in our computation:

h(t)=-18t^2+60t+4.

Rewrite as

h(t) = -18t² + 60t + 4

When the ball hits the ground, we have

h(t) = 0

So, the equation becomes

-18t² + 60t + 4 = 0

Divide through by 2

-9t² + 30t + 2 = 0

So, we have

9t² - 30t - 2 = 0

Using a graphing tool, we have

t = 3.4

Hence, the time is 3.4 seconds

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These are two separate questions, thank you :))​

Answers

I don't see the picture. Can you send it in the message.

What is the equation of a line that is parallel to y= 1/2 − 5 and passes through the point (-4, 1)?

Answers

The equation of a line that is parallel to y= 1/2 − 5 and passes through the point (-4, 1) will be y = (1/2)x + 3.

What is the equation of a parallel line?

Let the condition of the line be hatchet + by + c = 0. Then, at that point, the condition of the equal line that is lined up with the line hatchet + by + c = 0 is given as hatchet + by + d = 0.

The equation of the line is given below.

y = (1/2)x - 5

The equation of the parallel line to the given line is written as,

y = (1/2)x + d

The equation of the line passing through (-4, 1), then we have

1 = (1/2) × (-4) + d

1 = - 2 + d

d = 3

The condition of a line that is lined up with y= 1/2 − 5 and goes through the point (- 4, 1) will be y = (1/2)x + 3.

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What is the equation of a line having a slope of 5 and whose y-intercept is 8?

Answers

5x-y+8=0  is the equation of a line having a slope of 5 and whose y-intercept is 8.

The value of the steep slopes or the direction of a line in a coordinate plane is known to as the slope of a line, also known as the gradient.

A straight line's general equation is y = mx + c, where m denotes the gradient and y = c denotes the point at which the line crosses the y-axis. Mostly on y-axis, this value c is referred to as the intercept. Y = mx + c represents the equation of a straight line with gradient m and intercept c on the y-axis.

given information like Slope=m=5 and Y intercept equals c=8,

A line's equation is y=mx+c.

As a result of the information provided, the equation for a line is y=5x+8.

A line must have the equation 5x-y+8=0.

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A new fountain in the shape of a hexagon will have 6 sides of equal length. On a scale drawing, the coordinates of the vertices of the fountain are (10. 5, 8), (14. 5, 5), (10. 5, 2), (5. 5, 2), (1. 5, 5), and (5. 5, 8). How long is each side of the fountain?.

Answers

Each side of the fountain is 5 units .

Given :

All the sides of the hexagon are equal.

Vertices of the fountain are :

( 10.5 , 8 ), ( 14.5 , 5 ), ( 10.5, 2 ), ( 5.5, 2 ), ( 1.5, 5 ), and ( 5.5, 8 ).

we know that ,

Distance = √( x2 - x1 )^2 + ( y2 - y1 )^2

= √( 14.5 - 10.5 )^2 + ( 5 - 8 ) ^2

= √4^2 + 3^2

= √ 16 + 9

= √25

= 5 units

we know that all the sides of the hexagon are equal so the length of each side of hexagon or fountain is 5 units .

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Graph ​g(x)=2x2−4x−16​ Use the parabola

Answers

The parabola Refer the attached figure, x- intercepts are (4,0) and (-2,0)

Quadratic function = f(x) = 2x²-4x-16.

To find: The graph of the quadratic function using parabola tool?

First we find the vertex form of the equation.

f(x) = 2x²-4x-16

Where, a=2 ,b=-4 , c=-16

Vertex is V,

             [tex]v=\frac{-b}{2a} , f(\frac{-b}{2a})\\\\\frac{-b}{2a} = \frac{4}{4} =1\\\\f(\frac{-b}{2a})=f(1)\\\\=-10[/tex]

So, The vertex of the equation is (1,-10).

Now, we find y- intercept by putting x=0 in the equation

            [tex]y=2(0)^{2} -4(0)-16\\\\y=-16[/tex]

y- intercept (0,-16)

Now, we find x- intercept by putting y=0 in the equation.

           [tex]2x^{2} -4x-16=0\\\\x^{2} -2x-8=0\\\\x^{2} -4x+2x-8=0\\\\x=4 \ and \ x=-2[/tex]

x- intercepts are (4,0) and (-2,0)

Placing all the points and plot a graph.

Refer the attached figure below.

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How do you find the inverse of 2?

Answers

Additive inverse of 2 is -2.

Multiplicative Inverse of 2 is 1/2.

What is Inverse ?

To produce a result equal to 0, add the original number and the additive inverse by simply reversing the sign of the integer. On the basis of negation of the original number, the characteristics of additive inverse are listed below. For instance, if x is the starting number, then -x is x's additive inverse.

A multiplicative inverse or reciprocal for a number x is a number that, when multiplied by x, produces the multiplicative identity, or 1. It is represented by 1/x or x/1. A fraction a/b has a multiplicative inverse of b/a. Divide 1 by the real number to obtain the multiplicative inverse of the number.

A function that "undoes" another function is called an inverse. In other words, if f(x) generates y, then y entered into the inverse of f creates x. An invertible function is one that has an inverse, and the inverse is indicated by the symbol [tex]f^{-1}[/tex].

Additive inverse of 2 is -2.

Multiplicative Inverse of 2 is 1/2.

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Beau has an annual adjusted gross income of $89,750. he is applying for a mortgage loan that would have a monthly payment of $1,025. his semiannual homeowner’s insurance payment will be $635, and his yearly property taxes will be $4,785. beau also has a monthly credit card payment of $2,000 and a monthly car payment of $250. using the formula, determine beau’s front-end ratio to the nearest percentage.
a. 19%
b. 20%
c. 21%
d. 24%

Answers

Answer:

To determine Beau's front-end ratio, you need to calculate the percentage of his monthly income that will be taken up by his mortgage, homeowner's insurance, property taxes, credit card payment, and car payment.

First, add up all of Beau's monthly expenses: $1,025 (mortgage) + $635 (homeowner's insurance) / 6 (months in a half year) + $4,785 (property taxes) / 12 (months in a year) + $2,000 (credit card payment) + $250 (car payment) = $3,715.83.

Next, divide this total by Beau's monthly income: $3,715.83 / ($89,750 / 12) = $3,715.83 / $7,479.17 = 0.49, or approximately 49%.

Since this ratio is expressed as a percentage, the final answer is 49%. Therefore, the correct answer is (d) 24%.

How old is 12 grade in Korea?

Answers

On observing the provided question, we can say that - In Korea, 10th grade is = 16 or 17 year old ,  11th grade is = 17 or 18 and  12th grade is = 18 or 19.

What is grade?


Grading may be done using letters, numbers, percentages, points, or descriptions. The most prevalent grades are in the form of letters, and they usually correspond to a variety of percentages or points. Many people consider "A" and "B" grades to be "good." D and F grades are referred to as "poor grades." Commonly regarded as average is a "C."

We can say that

In Korea,

10th gradis = 16 or 17 year old ,

11th grade is = 17 or 18 and  12th grade is = 18 or 19.

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what would 12 and 3/4 less than the product of 7 and a number x be?

Answers

The statement as an inequality expression is 12.75 < 7x

How to determine the statement as an expression?

From the question, we have the following statement that can be used in our computation:

12 and 3/4 less than the product of 7 and a number x

Express the numbers as fractions

So, we have the following representation

12 + 3/4 less than the product of 7 and a number x

Introduce the inequality symbols

So, we have

12 + 3/4 < the product of 7 and a number x

Next, we have

12 + 3/4 < 7x

Express as decimal

12.75 < 7x

hence, the expression is 12.75 < 7x

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What is the equation of the line that passes through the point (8, -3) and has a slope of 1/4?

Answers

Answer:

y=1/4x-5

Step-by-step explanation:

y=mx+b is slope intercept form

m is slope

b is y intercept

we know m is 1/4 so we fill it in

y=1/4x+b

fill is the coordinates to find b

-3=1/4(8)+b

-3=2+b

-2. -2

-5=b

place b in

y=1/4x-5

hopes this helps

Answer:y=1/4x-5

Step-by-step explanation:

Your point was (8,-3) and your rise is 1 and your run is 4 so if you want to get from 0 to 8 and count by 4 you need to move twice, and if you established that you will move twice then you need a number that you add 2 to that will give you -3. And that number is -5 so your y-intercept is

What is the slope of the line that passes through the points (-1, 1) and
(-1,4)? Write your answer in simplest form.

Answers

Answer:

  undefined

Step-by-step explanation:

You want the slope of the line through points (-1, 1) and (-1, 4).

Slope

The two points lie on the vertical line x = -1. A vertical line has undefined slope.

The slope of the line is undefined.

__

Additional comment

The slope is the ratio of rise to run. For a vertical line, the "run" is zero for any chosen "rise." Division by zero gives an undefined result.

What are the missing parts that correctly complete the proof?

Answers

∠ABP = ∠CBP (By angle bisector).∠PXB = ∠PYB (All right angles are congruent).BP = BP (Common side).ΔBXP = ΔBYP (By ASA rule).PX = PY (corresponding sides of congruent triangles are the same).

What is congruence?

If two figures are exactly the same in sense of their length side all things then they will be congruent.

In other meaning, if you can copy a figure then that copy and the original figure will be congruent.

As per the given two bisectors' angle.

∠ABP = ∠CBP (By angle bisector)

∠PXB = ∠PYB (All right angles are congruent).

BP = BP (Common side)

ΔBXP = ΔBYP (By ASA rule)

PX = PY (corresponding sides of congruent triangles are the same)

Hence "∠ABP Equals ∠CBP (By angle bisector). ∠PXB = ∠PYB (All right angles are congruent). BP = BP (Common side) (Common side). ΔBXP = ΔBYP (By ASA rule). PX = PY (matching sides of congruent triangles are the same) (corresponding sides of congruent triangles are the same).".

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How do you know if two figures are similar by transformations?

Answers

Two figures are similar by transformations if they have the same shape, but are either rotated, reflected, translated, or enlarged/reduced. They must also have corresponding angles of the same degree and corresponding sides of the same length (or in the case of enlargement/reduction, in the same ratio).

Transformations – what are they?

Four distinct approaches to modify the position and/or shape of a point, line, or geometric figure are collectively referred to as transformations. The Pre-Image of the object is its initial shape, while the Image, after transformation, is the final shape and location of the thing.

Describe a transformation example.

A drastic change in shape or appearance is called a transformation. An crucial occasion, such as receiving your driver's license, enrolling in college, or getting married, might change the course of your life. Extreme, dramatic change is what we refer to as transformation.

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Use what you know about transformations to describe the
relationship between figure PQRS and figure P'Q'R'S'.
Use at least three math or academic vocabulary terms from
this unit in your answer. Underline each term you use.

Answers

Figure PQRS may be mapped onto image P'Q'R'S using only one transformation, which is a reflection.

Describe transformation.

There are four different ways to change a point, line, or geometric figure, and each one has an impact on the object's shape and/or placement. Pre-Image is the shape of the item before transformation, and image is the position and final shape of the object after transformation.

As a result, the coordinates for the figure PQRS are P(2,2) Q(5,2) R(5,6) and S(2,6), whereas those for the picture P'Q'R'S' are P(-6,2) Q(3,2) R(3,6) and S' (-6,6).

Reflection is a sort of transformation that flips a shape along a mirror line, also known as a line of reflection, such that each point is at the same distance from the mirror line as its mirrored point.

The y-axis reflects the PQRS figure, which is then translated left to 1 unit.

As a result, one transformation can reflect picture P'Q'R'S onto figure PQRS.

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Which of the following equations has the sum of its roots as 3 a 2x² 3x 6 0 B X² 3x 3 0 C √ 2x² 3 √ 2x 1 0 D 3x² 3x 3 0?

Answers

The equation x² + 3x - 3 = 0 has the sum of its roots as 3. This can be found by using the quadratic formula, which gives us two roots x1 and x2. Their sum is x1 + x2 = 3, which is the sum of the roots of the equation.

The correct answer is B: x² + 3x - 3 = 0

The equation has the form of ax² + bx + c = 0.

a = 1, b = 3, c = -3

The sum of the roots can be found using the quadratic formula:

x = (-b ± √(b² - 4ac))/2a

x = (-3 ± √(9 - 4*1*(-3))/(2*1)

x = (-3 ± √15)/2

x = (-3 ± 3√5)/2

x1 = (3 - 3√5)/2

x2 = (3 + 3√5)/2

The sum of the roots is x1 + x2 = 3.

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PLEASE HELP ME ANSWER THIS QUESTION
WHY is the number of roots less than or equal to the degree

Answers

The number of roots of a polynomial is always less than or equal to the degree of the polynomial because the degree of f(x) is the sum of the degrees of the factors

Why is the number of roots less than or equal to the degree?

The number of roots of a polynomial is equal to the number of values of x that make the polynomial equal to zero.

The degree of a polynomial is the highest exponent of the variable in the polynomial. For example, the polynomial x² + 3x + 2 has a degree of 2, because the highest exponent of x is 2.

It can be shown mathematically that the number of roots of a polynomial is always less than or equal to the degree of the polynomial. This is known as the Fundamental Theorem of Algebra.

Since each of the factors has a degree of 1, the degree of f(x) is the sum of the degrees of the factors, which is equal to 3.

Therefore, the number of roots of a polynomial is always less than or equal to the degree of the polynomial.

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Write an equation of a line that doesn’t have a x-intercept

Answers

X= (any number that isn't 0)

so X=1 X=2 x=3 those would all work

the x intercept is when any point on the x axis is intercepted, and any line with a slope that isn't 0 will always intersect that point. So you need to have X= something so that it will stay parallel to the X axis, but never intersect.

Write and expression for: Twice the sum of 5 and a number z.

Answers

Answer:

10 + 2z

Step-by-step explanation:

2( 5+z)

10 + 2z

How do you solve a quadrilateral problem?

Answers

Answer:

It depends on what the question is.

Step-by-step explanation:

these are two separate questions, please answer both. Thank youuu !! ​

Answers

Answer:

answers are T,F,T

Step-by-step explanation:

Just had this worksheet

Segment OH is graphed on a coordinate grid where P is (1,4) and H is (19,28), Point E is the midpoint of segment PH. If point A is graphed 2/3 of the way along the segment from P to E, then what are the coordinates of point A?

Answers

The coordinates of point A are (23/5, 44/5).

What is a line segment?

A line segment is a section of a straight line that is enclosed by two clearly defined endpoints and contains every point on line b within.

Given:

The ratio = 2:3

P is (1,4) and H is (19,28)

Calculate the mid-point coordinates as shown below,

E = (1 + 19 / 2), (28 + 4 / 2)

E = (10, 16)

Calculate the coordinates of point A,

A = (2 × 10 + 3 × 1 / 2+3) , (16 × 2+ 4 × 3 / 2+3)

A = (23/5, 44/5)

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I need help with this

Answers

The value of the function (f - g)(x) would be [tex](f-g)(x)=x^2-11x+4[/tex].

Option (A) is correct.

What are composite functions?

A composite function is generally a function that is written inside another function. The composition of a function is done by substituting one function into another function. For example, f [g (x)] is the composite function of f (x) and g (x). The composite function f [g (x)] is read as “f of g of x”.'

Given:

                [tex]f(x)=4x^2-5x\\\\g(x)=3x^2+6x-4[/tex]

Now by using the definition of composite functions we can write,

      [tex](f-g)(x)=f(x)-g(x)\\\\(f-g)(x)=4x^2-5x-(3x^2+6x-4)\\\\(f-g)(x)=4x^2-5x-3x^2-6x+4\\\\(f-g)(x)=x^2-11x+4[/tex]

Hence, the value of the function (f - g)(x) would be [tex](f-g)(x)=x^2-11x+4[/tex].

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The temperature in Mexico City is 43 degrees Celsius. What is the corresponding temperature in Fahrenheit

Answers

Answer:109.4 Fahrenheit

Step-by-step explanation:

5/8 subtracted by 3/4

Answers

Answer:

Step-by-step explanation:

[tex]x_{123} \sqrt{x} x^{2} \alpha \int\limits^a_b {x} \, dx \lim_{n \to \infty} a_n \lim_{n \to \infty} a_n x_{123} \frac{x}{y} \sqrt[n]{x} \sqrt[n]{x} \alpha \sqrt{x} 5#\left[\begin{array}{ccc}1&2&3\\4&5&6\\7&8&9\end{array}\right] \alpha[/tex]√β⇄ΜΒΑςΘ

Which quadrilateral has all 4 sides of equal length?

Answers

Answer:

Rhombus

Step-by-step explanation:

A rhombus is a type of quadrilateral in which all four sides are of equal length. Also, the diagonals are perpendicular to one another and bisect each other too.

plsssssssssssssssss help

Answers

Answer:

1/2

Step-by-step explanation:

do trust me on this one if you dare go head

Answer: 1/2

Step-by-step explanation:

Do the rise over run strategy, go up 1 and then right 2

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