Determine whether AB is tangent to the circle with center c

Determine Whether AB Is Tangent To The Circle With Center C

Answers

Answer 1

9514 1404 393

Answer:

  yes, no, no

Step-by-step explanation:

The triangle will be a right triangle if the sum of the squares of the two short sides, less the square of the long side, is zero. (This is what the Pythagorean theorem tells you.) The angle where the radius meets the circle must be a right angle if the line is to be a tangent.

__

a) 3^2 +4^2 -5^2 = 9 + 16 -25 = 0 . . . . AB is a tangent

__

b) 9^2 +15^2 -18^2 = 81 +225 -324 = -18 . . . . AB is not a tangent

__

c) 10^2 +48^2 -52^2 = 100 +2304 -2704 = -300 . . . . AB is not a tangent


Related Questions

Using the table below, calculate the average rate of change over the interval [-1, 1).
х
1
-2
-1
-1
-2
0
-1
у
2
CA. 4
с В.
-4
OC. -2
thing
D. 2

Answers

Answer:

2.

Step-by-step explanation:

I have the same thing as u. it's 2.

the length of a rectangle is 52 cm and its perimeter is 200 cm.what is the area of the rectangle

Answers

Answer:

2496 cm sq.

Step-by-step explanation:

Length equals 52cm and Perimeter is 200cm.

Area = Length x Breadth (or Width).

To find the area we have to first find the breadth.

2 x (Length + Breadth) = Perimeter.

Substituting what's given in the question, we get:-

2 x ( 52 + Breadth) = 200

52 + Breadth = [tex]\frac{200}{2}[/tex]

52 + Breadth = 100

Breadth = 100 - 52

Breadth = 48cm.

So, Area equals-------->

Length x Breadth

= 52 x 48

Area = 2496 cm sq.

Find the level of measurement (nominal, ordinal, interval, or ratio) and type quantitative or qualitative) for the following variable.
a. End-of-year stock classification (high yield, medium yield, or low yield)
b. Length (in feet) of a roll of plastic wrap advertised to be 30 feet long.
c. Temperature (in degrees Celsius)
d. Duration (in minutes) of a call to a customer support line

Answers

Answer:

a. Nominal and qualitative.

b. Ratio and quantitative.

c. Interval and quantitative.

d. Interval and quantitative.

Step-by-step explanation:

A level of measurement can be defined as a classification which is used to illustrate the attributes of the values assigned to variables. There are four (4) basic levels of measurement for a variable and these are;

1. Interval: data can be arranged in an ordering scheme and subtracting its differences is meaningful. Examples are year, temperature, time etc.

2. Ratio: data can be arranged in an ordering scheme and subtracting its differences is meaningful with respect to the value of true zero. Examples are height, price, weight, distance etc.

3. Ordinal: data can be arranged in an ordering scheme but subtracting its differences is meaningless or impossible. Examples are happy, sad etc.

4. Nominal: is characterized by data that are non-numerical, comprises of categories, labels or names and can't be arranged in an ordering scheme.

In this scenario, the level of measurement and data type are listed below;

a. End-of-year stock classification (high yield, medium yield, or low yield): the level of measurement is nominal because they are categorized. Also, the type of data is qualitative because it describes the quality of the stock and it's non-numerical in nature.

b. Length (in feet) of a roll of plastic wrap advertised to be 30 feet long: the level of measurement is a ratio because they can be arranged in order. Also, it's a quantitative data because it is numerical in nature.

c. Temperature (in degrees Celsius): the level of measurement is an interval because they can be arranged in order and the difference in value is meaningful. Also, the type of data is quantitative because it is numerical in nature.

d. Duration (in minutes) of a call to a customer support line: the level of measurement is an interval because they can be arranged in order and the difference in value is meaningful. Also, the type of data is quantitative because it is numerical in nature.

harrison bought a 10 foot ramp to load his dirt bike into the back of his truck. the ramp hooks to the 3 foot high tailgate. how far away from the tailgate doe the ramp sit in the ground?

Answers

Answer:

9.54 feet

Step-by-step explanation:

Using Pythagoras rule :

Length of ramp = 10 feets = hypotenus

Hypotenus² = opposite² - adjacent²

d² = 10² - 3²

d² = 100 - 9

d² = 91

d = √91

d = 9.5393920

d = 9.54 feets

In the question below, you can eliminate two answers quickly? Which two
can you ELIMINATE? Explain why.

Answers

C and d. That’s what I would eliminate.

Bethany is making a rectangular fenced- in area for her rabbit in her yard. The area measures 4 3/4 feet wide by 2 yards long.
what's the total length of fencing that Bethany will need in feet?​

Answers

Answer:

The total length of fencing that Bethany will need is 21.5 feet.

Step-by-step explanation:

Since Bethany is making a rectangular fenced- in area for her rabbit in her yard, and the area measures 4 3/4 feet wide by 2 yards long, to determine what's the total length of fencing that Bethany will need in feet the following calculation must be performed:

1 yard = 3 feet

2 yards = 6 feet

3/4 = 0.75

4.75 x 2 + 6 x 2 = X

9.5 + 12 = X

21.5 = X

Therefore, the total length of fencing that Bethany will need is 21.5 feet.

HELP LOL!!
What is the independent variable?
Amplitude
Frequency
Tension
Density
Speed

6. What is the dependent variable?
Amplitude
Frequency
Tension
Density
Speed

7. What are the constants? (Choose 3)
Amplitude
Frequency
Tension
Density
Speed

Answers

Tension , amplitude ,speed

Please look at the image

Answers

Answer:

[tex]n \leqslant 4[/tex]

Step-by-step explanation:

[tex] - 3n - 5 \geqslant - 17[/tex]

[tex] - 3n \geqslant - 12[/tex]

[tex] \frac{ - 3n}{ - 3} \leqslant \frac{ - 12}{ - 4} [/tex]

[tex]n \leqslant 4[/tex]

what percent represents the part of the model shaded green?
A) 60%
B) 62.5%
C) 66.7%
D) 75%

Answers

Answer:

60%

Step-by-step explanation:

Because 3 ÷ 5 = 60% Hope that helps!

My guy its 60% u buggin

Help pls show work if needed

Answers

Answer: The mode is 12

Step-by-step explanation: It is the most common number in the data set.

if you answer this question correctly i'll give you brainliest

Answers

the table rewritten

2-10

4-20

6-30

10-50

Answer:

2-----10

4-----20

6-----30

10-----50

Step-by-step explanation:

10 * 5 = 50

Jena has a small jewelry box in the shape of a cube with side lengths of two inches. How much greater is the volume of her large jewelry box with the dimensions 7 inches, 5 inches, and 4 inches?
Plz help no links please

Answers

Answer:

216 cubic inches

Jena's large jewelry box is 132 inches³ bigger than her small cube jewelry box.

What is a cube?

A cube is a three dimensional figure. All of it's sides are equal in length and all the planes of it are perfect square.

Given, length of the each side of Jena's small jewelry box = 2 inches.

Therefore, the volume of the small jewelry box is = 2³ inches³ = 8 inches³.

Again, length of the each side of Jena's small jewelry box are 7 inches, 5 inches, and 4 inches.

Therefore, the volume of the small jewelry box is = (7 × 5 × 4) inches³ = 140 inches³.

Hence, the difference = (140 - 8) inches³ = 132 inches³.

Learn more about cube here: https://brainly.com/question/21270685

#Tag#SPJ2

ANSWER FAST
.Give the value of a.
a - 15 = 21

Answers

Answer:

a=36

Step-by-step explanation:

a - 15 = 21

   +15    +15

a = 36

Find the area of the circle when the circumference is 26 in

Answers

Answer:

"None of the answers are correct."

Step-by-step explanation:

The formula for Area given the circumference is A = [tex]\frac{C^{2} }{4\pi }[/tex]

[tex]\frac{26^{2} }{4\pi } = 53.79437[/tex]

So none of the above are correct

HELP PLEASE like I really need help

Answers

1) C
2)B
mark this as brainiest

I will give you Brainiest if you are right.

Answers

Students 1 and 4. An expression is something that doesn’t have an equal sign

Answer:

Students 1 & 4

Step-by-step explanation:

An expression has NO equal sign, EQUATIONS have equals.

2 & 3 have equals which makes then equations.

~R3V0

A bakery offers a sale price of $2.80 for 3 muffins. What is the price per dozen?

Answers

Answer: 11.2$

Step-by-step explanation:

does the relation show represent a function?

Answers

Answer: yes it is hope this helped

plz make brainly

Step-by-step explanation:

Answer:

Hi! The answer to your question is Yes, it does represent a function

Step-by-step explanation:

None of the x's repeat so yes, it represents a function.

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☁Brainliest is greatly appreciated!☁

Hope this helps!!

- Brooklynn Deka

Solve the problem.
If sin = 1/4, find csc .
A) 3/4
B) -1/4
C) 4
D) undefined

Answers

Answer:

C) 4

Step-by-step explanation:

By definition, cosecant (csc) is the reciprocal of sine (sin). The reciprocal of 1/4 is equal to C) 4.

Use the given information below to determine the value of x.
A. 121
B. 180
C. 59
D. 62

Answers

C. Bc it is the only one that makes sense

Given: AB || DE

Which can be used to prove ABC - EDC?
a.
AA Similarity Postulate
C.
ASA Similarity Theorem
b.
SSS Similarity Theorem
d.
SAS Similarity Theorem

Answers

Answer:

a. AA Similarity Postulate

Step-by-step explanation:

the AA Similarity Postulate says that if two angles in one triangle are congruent to two angles in another triangle, then the two triangles are similar.

AB and ED are parallel, so

∠BCA and ∠ECD are congruent because they're vertical angles∠BAC and ∠CED are congruent because they're alternate interior angles

A local boys club sold 136 bags of mulch and made a total of $538. It sold two types of mulch: hardwood for $4.25 a bag and pine bark for $3.75 a bag. How many bags of each kind of mulch did it sell?

Answers

Answer:

56  hardwood     80  pine bark

Step-by-step explanation:

H = hardwood    B= pine bark

B +H = 136

B = (136-H)

4.25 H + 3.75 (136-H) = 538

4.25H + 510 - 3.75H = 538

0.5 H = 28

1H = 56   (56 Hardwood)

136-56= 80  

56x 4.25 + 80 x 3.75 = 538

$238 + $300 = $538

The graph below shows the balance remaining on Jason's loan after he makes each payment. Jason's Loan Balance y 2,100 1,800 1,500 1,200 Balance Remaining (dollars) 900 600 300 0 1 2 3 4 5 6 7 8 9 10 11 12 Number of Payments Made Based on this graph, what will be the balance remaining on Jason's loan after he makes the 12th payment? A $750 B $150 C $450 D $300​

Answers

Answer:

D $300

Step-by-step explanation:

I did a test with that question and got it correct

Answer:

D $300 Step-by-step explanation:

Geometry > 0.6 Area of sectors XZQ
a а
The radius of a circle is 4 miles. What is the area of a sector bounded by a 135º arc?
= 4 mi
00
HA
Sma
out
1350
Give the exact answer in simplest form.
square miles

Answers

Answer:

4π mi²

Step-by-step explanation:

s = (∅/360) * πr²

s = (135/360) * π(4²)

s = (135/360)(16) * π

s = 4π mi²

The following is a random sample of the annual salaries of high school counselors in the United States. Assuming that the distribution of salaries is approximately normal, construct a 98% confidence interval for the mean salary of high school counselors across the United States. Round to the nearest dollar. $45,860,$38,860,$64,820,$63,480,$36,710,$50,410,$33,080

Answers

Solution :

      x                   [tex]$(x-\overline x)$[/tex]                          [tex]$(x-\overline x)^2$[/tex]

45860             -1742.8571                 3037551.0204

38860            -8742.8571                 76437551.0204

64820              17217.1429                296430008.1633

63480             15877.1429                252083665.3061

36710              -10892.8571              118654336.7347

50410             2807.1429                 7880051.0204

33080             -14522.8571            210913379.5918    

333220          0.0000                        965436542.8571

Sample size, n = 7

Mean = [tex]$\frac{\sum x}{n}=\frac{333220}{7}$[/tex]

                   = 47602.8571

Variance = [tex]$\frac{(\sum (x- \overline x))^2}{(n-1)}=\frac{965436542.8571}{7-1}$[/tex]

                                       = 160906090

Standard deviation = [tex]$\sqrt{Variance} = \sqrt{160906090}$[/tex]

                                                     = 12684.876

a). df = n - 1

        = 7 - 1

       = 6

Level of significance, α = 0.02

Critical, [tex]$t_c = 3.143$[/tex]

b). Sample mean, [tex]$\overline x = 47602.8571$[/tex]

    Sample standard deviation, s = 12684.876

Sample size, n = 7

c). 98% confidence interval = [tex]$\overline x \pm t_c \times \frac{s}{\sqrt n}$[/tex]

                                             [tex]$=47602.8571 \pm 3.143 \times \frac{12684.876}{\sqrt 7}$[/tex]

                                             [tex]$=(32533.96,62671.76)$[/tex]

Allison drove home at 58 mph, but her brother Austin, who left at the same time, could drive at only 40 mph. When Allison arrived, Austin still had 90 miles to go. How far did
Allison drive?
......miles

Answers

Answer: 290 miles

Step-by-step explanation:

Given

Allison drove with a speed of 58 mph

Austin drove with a speed of 40 mph

If both start at the same time

suppose Allison takes t hours to reach the destination. So, the difference between the distance traveled in t hours is 90 miles

[tex]\Rightarrow 58t-40t=90\\\Rightarrow 18t=90\\\Rightarrow t=5\ hr[/tex]

Distance traveled by Allison is [tex]58\times 5=290\ miles[/tex]

11. Explain how to evaluate the expression 9 +(45 x 2) = 10.

Answers

The Answer Is 18

Order Of Operation laws says that you must do the parentheses first, 45x2.

45x2=90

The next thing you must do is divide 90 by 10 since division is before addition.

90/10=9

Now combine like terms.

9+9=18

Do Pemdas
45x2=90 divided by 10 equals 9+9=18
Answer is 18

Rewrite all three fractions with the lowest common denominator.

Answers

Answer:

[tex] - \frac{2}{4 } = - \frac{16}{32} [/tex]

[tex] - \frac{6}{8} = - \frac{24}{32} [/tex]

[tex] - \frac{13}{32} = [/tex]

remains the same

A-16/32B-24/32 C-13/32

Dajuan is painting a mural on a rectangular
wall. The wall is 14.5 feet long and 10 feet
wide. So far, his mural covers 60% of the wall.
Dajuan will paint the remaining part of the wall
over the next four days. He will paint the same
amount of the wall, in square feet, on each of
those four days. How much of the wall, in
square feet, will Dajuan paint on each of the
next four days? Explain how you arrived at
your answer.

Answers

Answer:

Every day Dajuan will paint 14.5 square feet of the wall.

Step-by-step explanation:

Since Dajuan is painting a mural on a rectangular wall, which measures 14.5 feet long and 10 feet wide, and so far, his mural covers 60% of the wall, and Dajuan will paint the remaining part of the wall over the next four days, painting the same amount of the wall, in square feet, on each of those four days, to determine how much of the wall, in square feet, will Dajuan paint on each of the next four days, the following calculation must be performed:

((14.5 x 10) x 0.4) / 4 = X

(145 x 0.4) / 4 = X

58/4 = X

14.5 = X

Therefore, every day Dajuan will paint 14.5 square feet of the wall.

The complex plane is also known as what?​

Answers

Z-plane could be an answer
the complex plane or z-plane is the plane associated with complex coordinate system, formed or established by the real axis and the perpendicular imaginary axis. ... The complex plane is sometimes known as the Argand plane or Gauss plane. There you go
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