If the length of minor arc ab is 12 feet and the radius of the circle is 10 feet, find the measure of the central angle subtended by minor arc ab, to the nearest degree.

Answers

Answer 1

The measure of the central angle subtended by minor arc ab, to the nearest degree is 67.

A minor arc is a part of a circle that is created by two points on the circumference of the circle.

To find the measure of the central angle subtended by the minor arc ab, we need to use the formula for the circumference of a circle, which is C = 2πr. The length of the minor arc ab is 12 feet, which is a part of the circumference of the circle. So, we can write an equation:

12 = C * (arc ab / C)

where C is the circumference of the circle and arc ab is the length of minor arc ab. We know that the radius of the circle is 10 feet, so we can find the circumference of the circle using the formula for circumference:

C = 2πr = 2π * 10 = 20π

Substituting the value of C in the equation above, we get:

12 = 20π * (arc ab / 20π)

Dividing both sides of the equation by 20π, we get:

12 / 20π = (arc ab / 20π)

We can now find the central angle subtended by the minor arc ab by using the formula:

Central angle = 2 * arctan(arc ab / 2r)

Substituting the values, we get:

Central angle = 2 * arctan(12 / (2 * 10)) = 2 * arctan(0.6)

Using a calculator, we can find that the value of arctan(0.6) is about 33.7 degrees. Hence, the central angle subtended by minor arc ab is:

Central angle = 2 * 33.7 = 67.4 degrees

Rounding off to the nearest degree, we get that the central angle subtended by minor arc ab is 67 degrees.

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Related Questions

HELP ! A phone company offers two monthly plans. Plan A costs $30 plus an additional $0.03 for each minute of calls. Plan B has no initial fee but costs $0.18 for each minute of calls. What is the cost when the two plans cost the same for a set number of minutes?
Group of answer choices

$100

$200

$36

$30

Answers

The cost when the two plans cost the same for a set number of minutes is $36. Option C is correct.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Plan A costs $30 plus an additional $0.03 for each minute of calls.

This can be expressed in equation as

y=30+0.03x

Plan B has no initial fee but costs $0.18 for each minute of calls.

y=0.17x

Now we have to find the cost when the two plans cost the same for a set number of minutes

30+0.03x=0.18x

30=0.18x-0.03x

30=0.15x

Divide both sides by 0.15

x=200

when the number of minutes of calls is 200, the two plans cost the same.

To find the cost when the two plans cost the same,

we can substitute x = 200 into either expression for Cost_A or Cost_B:

Cost_A = 30 + 0.03(200) = $36

Cost_B = 0.18(200) = $36

Therefore, the cost when the two plans cost the same for a set number of minutes is $36. Option C is correct.

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Write a division problem with ¼
as the dividend and 3 as the divisor. Then, find the quotient.

Answers

Answer:

[tex]\dfrac{1}{12}[/tex]

See the explanation for more details

Step-by-step explanation:

Not sure if you want this as a word problem or not. So here goes anyway

3 friends decided to share 1/4 of a pizza equally. How much of the original pizza portion did each get

In equation form:
[tex]\dfrac{1}{4} \div 3[/tex]

When dividing, flip the divisor so it is the reciprocal of the original divisor

Then multiply both the dividend and the flipped value

[tex]\textrm{Reciprocal of 3 = }[/tex] [tex]\dfrac{1}{3}[/tex]

[tex]\dfrac{1}{4} \div 3 = \dfrac{1}{4} \times \dfrac{1}{3}[/tex]

[tex]= \dfrac{1 \times 1}{4 \times 3} \\\\= \dfrac{1}{12}[/tex]

This is the quotient

Help m please,,,,,,,,,,,,

Answers

Answer:

-2

Step-by-step explanation:

?

HELP DUE TONIGHT!
Find the volume of a cone with a base radius of 4 m and a height of 12 m. Write the exact volume in terms of , and be sure to include the correct unit in your answer.​

Answers

The volume of the cone is 64π

How to determine the volume of teh cone

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

Height, h = 12 m

Radius, r = 4 m

The volume is calculated s

V = 1/3πr²h

Substitute the known values in the above equation, so, we have the following representation

V = 1/3π * 4² * 12

Evaluate

V = 64π

Hence, the volume is 64π

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Change each algebraic fraction into an equivalent fraction with the denominator of 24a^3b^2.

Answers

The algebraic fraction which is an equivalent fraction with the denominator 24a^3b^2 is 15b/24a^3.

To find an equivalent fraction with the denominator 24a^3b^2, we need to find a common denominator for the two fractions 5b and 8a^3. This common denominator is 24a^3b^2.

To find an equivalent fraction for 5b, we can multiply both the numerator and denominator by the same factor to obtain the desired denominator. To do this, we need to find a factor that would give us a denominator of 24a^3b^2 when multiplied with 8a^3.

The factor that would give us a denominator of 24a^3b^2 is 3.

So, the equivalent fraction for 5b with the denominator 24a^3b^2 is (5b * 3)/(8a^3 * 3) = 15b/24a^3.

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How to create the great paper outline templete?

Answers

First we need to select the subject to create the great paper outline template. Then follow the steps to create a paper.

Step 1: Choose the topic for the paper.

Step 2: Make a list of all the concepts you wish to discuss or incorporate.

Step 3: Separate similar concepts into smaller groupings.

Step 4: Put your concepts in order of importance: What ought the reader to discover first? What matters the most? Which conclusion will best suit your paper?

Step 5: Make good headers and subheadings for your documents.

Step 6: Format the outline in decimal, full-sentence, or alphanumeric form.

Step 7: State and review the paper by oneself first.

Follow all the steps to create the great paper outline template.

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ILL GIVE BRAINLIEST PLS HELP The stem-and-leaf plot displays the distances that a heavy ball was thrown in feet.



2 0, 2, 5

3 1, 3, 4

4 1, 1, 5

5 0, 6

6 7

Key: 3|1 means 3.1



What is the mean, and what does it tell you in terms of the problem?

3.1 feet; The value means the furthest the ball went.

3.875 feet; The value means that a typical throw of the ball results in 3.875 feet.

4.1 feet; The value means this measurement had the most occurrences.

4.65 feet; The value means that a typical throw of the ball results in 4.65 fe

Answers

The mean distance that the ball was thrown is approximately 38.92/12 = 3.24 feet.

Ball throwing distances

To find the mean distance that the heavy ball was thrown, we need to calculate the sum of all the distances and then divide by the total number of throws:

(20+25+25+31+33+34+41+41+45+50+56+67)/12 = 467/12 ≈ 38.92

So, the mean distance that the ball was thrown is approximately 38.92/12 = 3.24 feet.

This means that on average, the ball was thrown a distance of 3.24 feet. However, it's important to note that the mean can be influenced by outliers, which in this case is the one throw of 6.7 feet.

So, while the mean is a useful measure of central tendency, it's important to also consider other measures such as the median and mode to get a complete picture of the data.

The mean is the sum of all the values in a dataset divided by the total number of values. It provides an estimate of the central location of the data and can be a useful summary statistic for describing a dataset. However, the mean can be influenced by outliers, which are values that are significantly different from the rest of the data.

In this case, the one throw of 6.7 feet is an outlier because it is much further than any other throw, and it will increase the mean value.

For this reason, it's important to consider other measures of central tendency such as the median and mode. The median is the middle value in a dataset, and it's not affected by outliers. The mode is the value that appears most frequently in a dataset and can provide useful information about the typical or most common value in the data.

By considering all three measures (mean, median, and mode), we can get a more complete picture of the data and make better inferences or conclusions about it.

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Please answer with the work shown

Answers

The area and the perimeter of the various given figures above are listed below:

1.) area=70 cm²

perimeter = 29cm

2. area= 80mm²

perimeter = 36mm

3.) area=108m²

perimeter = 42m

4.) area=72cm²

perimeter = 34cm

How to calculate the area and perimeter of the given figures above?

For figure 1;

The area of the given figure = length×width.

Where;

Length = 7cm, width = 10

area = 7×10 = 70 cm²

The perimeter = summation of the whole sides.

= 10+7+5+4+3

= 29cm

For figure 2;

The area of the given figure = length×width.

Where;

Length = 8 mm; width = 10mm

area = 8×10 = 80mm²

The perimeter = 6+8+6+10+(8-6)+(10-6)

= 6+8+6+10+2+4

= 36mm

For figure 3;

The area of the given figure = length×width.

Where;

Length= 6+3 = 9m

width ,= 8+5 = 12m

area = 9×12 = 108m²

The perimeter: 2( 9+12) = 42m

For figure 4;

The area of the given figure = length×width.

Where;

Length= 8cm

width = 4+5 = 9cm

area = 8×9 = 72cm²

The perimeter = 6+4+5+8+(5+4)+(8-6)

= 6+4+5+8+9+2

= 34cm.

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Which choice is equivalent to the expression below?
√50 -√2

Answers

The simplified form of the expression √50 - √2 is 4√2.

What is the simplified form of the expression?

Given the expression in the question;

√50 - √2

To evaluate, first we simplify each term

√50 - √2

Factor out 25 from 50

√( 25(2) ) - √2

Now, rewrite 25 as 5²

√( 5²(2) ) - √2

Take the square root of 5² to pull it out of the radical

5√2 - √2

Now, subtract √2 from 5√2

4√2

Therefore, the simplified form is 4√2.

Option C) 4√2 is the correct answer.

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HELP PLEASE i need the answer for as may as possible o have done the first two!!( A1 and A2) WITH AN EXPLANATION PLEASE IM SO CONFUSED

Answers

1. The values of x in the equation are 1 and 10.

2. The values of x are 1 and -4.

How to calculate the values

An equation simply has to do with the statement that illustrates the variables given. In this case, it is vital to note that two or more components are considered in order to be able to describe the scenario.

1. y = x²

y = 11x - 10

Combine both variables

x² - 11x + 10

x² - x - 10x + 10

x(x - 1) - 10(x - 1)

x - 10 and x - 1 = 0

x = 10 and 1

2. y = x².

y + 3x = 4

x² + 3x - 4

x² +4x - x - 4

x(x + 4) - 1(x + 4)

(x - 1)(x + 4)

x = 1 and -4

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Find the side length of a square with diagonals 18 cm long.

Answers

Answer:

162cm²

Step-by-step explanation:

Formula of square with diagonals=1/2*d²

=1/2*(18)²

=1/2*324cm²

we get,

=162cm²

2.5b +5r = 80
The given equation describes the relationship
between the number of birds, b, and the number of
reptiles, r, that can be cared for at a pet care business
on a given day. If the business cares for 16 reptiles on
a given day, how many birds can it care for on this
day?

Answers

The number of birds they can take care on that day is zero.

What is a numerical expression?

A numerical expression is a mathematical statement written in the form of numbers and unknown variables. We can form numerical expressions from statements.

Given, An expression 2.5b + 5r = 80.

Where, b represents the number of birds and r represents the number of reptiles.

On a given day. If the business cares for 16 reptiles, Therefore,

2.5b + 5(16) = 80.

2.5b + 80 = 80.

2.5b = 0.

So, They can not take care of any birds during the day.

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what is 1.18x4?
PLEASE I NEED HELP

Answers

Answer:

4.72

Step-by-step explanation:

for essy calculation remove the decimal point

[tex] \frac{0.18}{100} [/tex]

=

[tex] \frac{18}{100} [/tex]

then multiply by 4

you will get

[tex] \frac{18 }{25} [/tex]

= 4.72

please help! it’s pretty easy I just am confused!

Answers

Answer:

since p is irrational it is not expressible as a ratio of two integers and has an infinite and nonrecurring expansion when expressed as a decimal

Step-by-step explanation:

so a

find the angle of a sector if the radius is 14cm and area of the circle is 462cm^2​

Answers

Answer: its 270.1087 degrees

Step-by-step explanation:

Michelle sells ice cream bars at the beach. In addition to a fixed salary, she earns a commission for each ice cream bar she sells. The table shows Michelle's total earnings, y, from selling x bars of ice cream:

Ice Cream Sales and Earnings
Number of Bars Sold (x) Total Earnings (dollars) (y)
0
50
1
56
2
62
3
68
Which equation best shows the relationship between x and y? (1 point)

y = x + 50
y = 6x + 50
y = 6x + 56
y = x + 56

Answers

Answer:

y= 6x+50

Step-by-step explanation:

y= 6x+50

The graph shows a scuba diver's ascent over time. Use the graph to write an equation in slope-intercept
form that represents the diver's depth over time.
The equation that represents this situation is

Answers

The equation that represents the situation is m= 1/8s-10

What is a Graph?

In mathematics, a graph is a visual representation or diagram that shows facts or values in an ordered way. The relationships between two or more items are frequently represented by the points on a graph.

When

s= 0, m= -10

When

s= 80, m= 0

[tex]\frac{0-(0-10)}{80-0} = \frac{10}{80} = \frac{1}{8}[/tex]

m-0 = 1/8(s-80)

m= 1/8s-10. The equation

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Use polynomial identities to factor 1 – 125n3. Choose the correct factors.

Answers

Answer:

(1-5n)(25m^2+5n+1

Step-by-step explanation:

Reese wants the find the equation of the line that passes through the point (-4, 8) and has a slope of 3. Help her complete the work below.

Reese will first need to use _______ Formula to plug in ________ for x1

, ________ for y1, and ________ for the m

. Reese's final answer will be _________, which is written in _________ Form.


Answers:

A. Slope

B. 3

C. y=3x+20

D. Standard

E. -4

F. y=3x+12

G. Slope Intercept

H. Point Slope

I. 8

J. y=3x+4

Answers

Answer:

Reese will first need to use point slope Formula to plug in- 4   for x1,  8 for y1, and 3 for the m

Reese's final answer will be y = 3x + 20, which is written in slope intercept Form.

Step-by-step explanation:

The answers in terms of the choices and order in which the blanks appear are

H. Point Slope

E. -4

I. 8

B. 3

C. y=3x+20

G. Slope Intercept

The point slope form for a line
y - y1 = m(x - x1)

Pugging in x1 = -4, y1= 8 and m = 3 gives
y -8 = 3(x - (-4))

y - 8 = 3x + 12  Move -8 to right side
y = 3x +12 + 8
y = 3x + 20

Find the measure of

Answers

A. 63

The angle shown is 90 degrees, if you take 90 and subtract 27 you get 63.

Camilla took a $23,500 secured auto loan that
allows her to make no payments for 18
months. If interest is still compounded
monthly at a rate of 6.3%, what will her
balance be in 18 months when she starts
making payments?

Answers

7.3% and 73.6 and 937.666 8376.77

Is the union of countably infinite sets countable?

Answers

The answer is that it depends on the specific countable sets being considered and how they are being combined.

The union of countably infinite sets can be countable, as in the case of the union of all positive integers and all negative integers, which is also countable.

However, the union of countably infinite sets can also be uncountable. For example, consider the union of all the intervals [n, n+1) for n = 1, 2, 3, .... Each of these intervals is countable (since it contains all the real numbers between two integers, which is a countable set), but the union of these intervals is the uncountable set of all real numbers greater than or equal to 1. Therefore, the union of these countably infinite sets is uncountable.

So the answer is that it depends on the specific countable sets being considered and how they are being combined.

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The Spartan basketball team scored 108 points in the game last night. They scored 48 baskets in all, making a combination of two-point and three-point baskets. There were no points due to free throws.

Question 1
Part A

Which system of equations could be used to find the number of three-point baskets the Spartans made?

Answers

Answer:

(108 - (48 x 2)) / 3 = p

Step-by-step explanation:

;)

if the number of bacteria in a colony doubles every 384 hours and there is currently a population of 2,150 bacteria, what will the population be 1,152 hours from now?

Answers

The population be 1,152 hours from now will be 17200

What is exponential growth?

Exponential growth is a process of increasing a quantity over time. It occurs when the rate of change of a quantity with respect to time is proportional to the itself.

Given that, the number of bacteria in a colony doubles every 384 hours and there is currently a population of 2,150 bacteria,

The exponential growth law for this problem is :-

p(t) = 2150(2)ⁿ/₃₈₄

where t is in hours. Plug t = 1152 into the equation and evaluate.

p(1152) = 2150(2)¹¹⁵²/₃₈₄

= 2150(2)³

= 17200

Hence, the population be 1,152 hours from now will be 17200

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What is 7 Roman numbers?

Answers

Answer:

VII

Step-by-step explanation:

The Beach Shack rents boats for $60 the first hour and $30 each hour after that. The Surf
Shop rents boats for $40 an hour. At what number of hours are the rental fees for a boat
from each shop equal?

Answers

Answer:

After 3 hours.

Step-by-step explanation:

60 + 30x = y

40x = y

Beach Shack:

60, 90, 120, 150, 180, 210

Surf Shop:

40, 80, 120, 160, 200

Which proportion can you use to find the value of a? ​

Answers

The proportion used to find the value of a is a/18 = 16/a

What is proportion?

Proportion is a mathematical comparison between two numbers. According to proportion, if two sets of given numbers are increasing or decreasing in the same ratio, then the ratios are said to be directly proportional to each other.

Given are three similar triangles, (refer to attached figure to separately see the similar triangles)

We know that, similar triangle have corresponding sides in equal ratio,

Therefore,

a/18 = 16/a

Hence, the proportion used to find the value of a is a/18 = 16/a

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Compare / Contrast Exponential Equations

1.) 2 (1/5)x-5

2.) y=4x

Answers

The intersection point of the exponential and linear equation is at (3.748, 14.993).

What is the solution to the equation?

An answer to a formula is any variable value that fulfills the equal outcomes, that is, it tends to make the Left Hand Side (LHS) and Right Hand Side (RHS) of the formula equal. To solve an equation, you must locate the feasible solution) to that formula.

The equations are given below.

[tex]\rm y = 2 \left ( \dfrac{1}{5} \right )^{x - 5}[/tex]

The graph of the exponential equation is drawn.

y = 4x

The graph of the linear equation is also drawn.

From the graph, the intersection point of the exponential and linear equation is at (3.748, 14.993).

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HELP DUE TONIGHT!
Find the volume of a cone with a base diameter of 6 in and a height of 6 in. Write the exact volume in terms of , and be sure to include the correct unit in your answer.​

Answers

The volume of the cone with a base diameter of 6in and height of 6in is 6π in³.

What is the volume of the cone?

The volume of a cone is expressed as;

V = (1/3)πr²h

Where r is radius of the base, h is the height of the cone and π is constant pi.

Given the data in the diagram;

Diameter d = 6inRadius r = diameter/2 = d/2 = 6in/2 = 3inHeight h = 6Volume V = ?

Plug the given values into the above formula and solve for the volume of the cone.

V = (1/3) × π × r² × h

V = (1/3) × π × ( 3in )² × 6in

V = 18π/3 in³

V = 6π in³

Therefore, the volume of the cone is 6π cubic inches.

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tell me the answer please how many students are vegetarian

Answers

Answer:

2 boys must be vegetarian.

If all 34 girls were vegetarian, there would have to be 2 boys to add up to 36.

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What plants have a symbiotic relationship with nitrogen fixing bacteria? Assume you need to buy a new vehicle. The junker that you paid $5,000 for two years ago has a current value of $1,500. You have narrowed the choice down to a used 2008 Jeep Cherokee with a blue book value of $8,000 and a new Hyundai Elantra with a sticker price of $12,995. You plan to drive either vehicle for at least five more years. Required: Indicate whether each of the following factors would be relevant or irrelevant to your decision: (a) The $5,000 you paid for your junker two years ago. (b) The $1,500 your vehicle is worth today. (c) The blue book value of the Jeep Cherokee. (d) The sticker price of the Hyundai Elantra. The difference in fuel economy for the Jeep and the Hyundai. (6) The cost of on-campus parking. The difference in insurance cost for the Jeep and the 197 Hyundai The difference in resale value five years from now for the " Jeep and the Hyundai. The fact that the Hyundai comes with a warranty while the " Jeep does not. In comparison to the U.S free enterprise system the economy of communist China is characterized by a lack ofa. Competitionb. Well-paying jobsc. Trade incentivesd. Manufacturing industries Compare dispersing light into colors with a prism and then into a grating. The 30-60-90 prism is made of glass with indices n {red}=1.52 and n {blue}=1.53. The grating has 500 slits per millimeter. a. What is the angular separation between red and blue light leaving the prism in degrees? b. What is the angular separation between red (650 nm) and blue (450 nm) light leaving the grating in degrees? Explain The image of a trapezoid is shown.An isosceles trapezoid with a short base of 3 meters and a height of 5 meters. The portion of the large base from the left vertex to the perpendicular is 4 meters. The portion of the large base from the right vertex to the perpendicular is 7 meters.What is the area of the trapezoid? 70 m2 38 m2 35 m2 19 m2 Given: O with central angles AOC BOD Prove: AC BD Circle O is shown. Line segments O A, O C, O B, and O D are radii. Line segments connect points A and C and points B and D to form 2 triangles inside of the circle. Angles A O C and B O D are congruent. Complete the missing parts of the paragraph proof. Proof: We know that central angles are congruent, because it is given. We can say that segments AO, CO, BO, and DO are congruent because . Then by the congruency theorem, we know that triangle AOC is congruent to triangle BOD. Finally, we can conclude that chord AC is congruent to chord BD because . In the first two paragraphs, notice that the author clearly introduces the topic of the article and previews what's to follow, suggesting that the text will present information about the history and development of the bicycle. What is 200 Micrograms (mcg) in Milligrams (mg)? _______________________ measures the size of the forecast error in units. It is calculated as the average of the unsigned errors over a specified period of time.Mean Squared ErrorMean Absolute Percent ErrorRunning Sum of Forecast ErrorsMean Absolute Deviation What are Machiavelli's 2 famous sayings? lect the best answer for the question.9. Which of the following key performance indicators can be used to measure whether each store is meeting its sales goals?OA. Overall company growthO B. Profit made per saleO C. Number of sales per store locationD. Number of sales per employee why do horses and humans need different organisms varying the amounts of biting power? What themed is developed in the candy that is not sweet What is the simplest form of the radical expression?2+5/2-5 where is the audi state college? HELP ME PLEASE!!!!! FAST ASAP HELPPICTURE ATTACHEDA company logo is made up of a desire and two identical triangles as shown in this imageWhat is the area of the logo What is the stoichiometric ratio between the 20 mg band reactant and the product hydrogen gas in the reaction used to determine the molar volume of the gas? What is 20% off 250000 ? what is the movie did matthew mcconaughey say alright alright alright? What is the mass of adog that weighs 382 N?[?] kg