PLEASE HELP!!
Circle 1: center (8, 5) and radius 6
Circle 2: center (−2, 1) and radius 2
What transformations can be applied to Circle 1 to prove that the circles are similar?
What scale factor does the dilation from Circle 1 to Circle 2 have?
Show your work.

Answers

Answer 1
We need two definitions. 
Two shapes are congruent if you can turn one into another using translation, rotation, and reflection.
Two shapes are similar if you rescale one them into a shape that is congruent to the other.
We can conclude from this that in euclidian geometry all circles are similar.
We can shrink the first circle to get the second one.
Scale factor would be 1/3 as circle 1 has the radius that is 3 times the radius of circle 2.

Related Questions

simplify the square root of 27x^12/300x^8

Answers

The first thing we are going to do is rewrite the expression correctly.
 We have:
 root (27x ^ 12 / 300x ^ 8)
 Rewriting:
 root ((27/300) * (x ^ 12 / x ^ 8))
 root ((9/100) * (x ^ (12-8)))
 root ((9/100) * (x ^ (4)))
 root ((9/100) * (x ^ (4)))
 3 * x ^ 2 * root ((1/100)
 (3 * x ^ 2) / 10
 (3/10) * (x ^ 2)
 Answer:
 (3/10) * (x ^ 2)

Answer:

3/10 x^2

Step-by-step explanation:

Expressed powers are those that aref(x) = 5x + 3; g(x) = 6x - 5 Find f/g. (f/g)(x) = Quantity six x minus five divided by five x plus three. domain {x|x ≠ Five over six. } (f/g)(x) = Quantity five x plus three divided by six x minus five. domain {x|x ≠ Three over five } (f/g)(x) = Quantity five x plus three divided by six x minus five.domain {x|x ≠ Five over six. } (f/g)(x) = Quantity six x minus five divided by five x plus three. domain {x|x ≠ - Three over five. }

Answers

Answer: (f/g)(x) = Quantity five x plus three divided by six x minus five.domain {x|x ≠ Five over six. }

Explanation:

1) (f/g)(x) = f(x) / g(x)

2)

  f(x)         5x + 3
-------- = ------------
  g(x)        6x - 5

3) Since the division by 0 is not defined, the domain is restricted to 6x - 5 ≠ 0.

Therefore you must solve 6x - 5 = 0 to exclude the value of x for which the denominator becomes 0:

6 x - 5 = 0 => 6x = 5 => x = 5 / 6.

So, the domain is all x | x ≠ 5/6.

Answer:

(f/g)(x) = Quantity five x plus three divided by six x minus five.domain {x|x ≠ Five over six. }

Step-by-step explanation:

Given functions,

[tex]f(x)=5x+3[/tex]

[tex]g(x) =6x-5[/tex]

[tex](\frac{f}{g})(x)=\frac{f(x)}{g(x)}[/tex]

[tex]=\frac{5x+3}{6x-5}[/tex]                        ( By substitution )

Let [tex]h(x)=\frac{5x+3}{6x-5}[/tex]    

Which is the rational function,

Since, a rational function is defined for all real number except those for which denominator = 0,

[tex]6x-5=0[/tex]

[tex]6x=5[/tex]

[tex]x=\frac{5}{6}[/tex]

Thus, h(x) is defined on all real numbers except 5/6,

Hence, domain of [tex]\frac{f}{g}(x)[/tex] is {x| x ≠ [tex]\frac{5}{6}[/tex] }

A student's home is 3.25 miles from the school. A soda shop is located 900 feet farther down the road from the school. What is the total distance from the student's home to the soda shop?

Answers

3.42mi miles because if you convert 3.25 miles into feet it gives you 17160 ft so if you add 900 to that then you get 18060 after that you can convert it back into miles and it gives you 3.42mi or 18060ft                                                                                                     

Answer:

18060

Step-by-step explanation:

.

If a fictional shrinking man shrinks proportionately to 1/10 his original height, his weight will be multiplied by

Answers

The final weight will be reduced by 1/10 of its original weight.

What is equation modelling? What is a mathematical equation and expression?Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.A mathematical expression is made up of terms (constants and variables) separated by mathematical operators.A mathematical equation is used to equate two expressions.

Given is a fictional shrinking man shrinks proportionately to 1/10 his original height.

Assume the weight to be [W]. Then -

W = mg

m = ρV     {ρ is density}

Then -

W = ρVg

Assume the body to be cylinder of radius [r] and height [h], we can write-

W =  πr²ρgh

Than, the initial weight will be -

W = πr²ρgh

After Shrinking -

W' = πr²ρgh/10

Then -

W'/W = {πr²ρgh/10}/{πr²ρgh}

W'/W = πr²ρgh/10  x  1/πr²ρgh

W'/W = 1/10

W' = W/10

Therefore, the final weight will be reduced by 1/10 of its original weight.

To solve more questions on equations, expressions and polynomials, visit the link below -

brainly.com/question/17421223

#SPJ2

Which triangle is a regular polygon? A) All triangles B) An equiangular triangle C) 45°- 45° - 90° triangle D) 30°- 60° - 90° triangle

Answers

I need he picture of it to get know the angle

Answer:

its B

Step-by-step explanation:

Help me please y’all

Answers

To solve for the inverse of a function, you have to interchange the variables x and y and solve for the value of y in terms of x:

F(x) = 5x/3 + 5

y = 5x/3 + 5

Interchange x and y:

x = 5y/3 + 5

Solve for the value of y in terms of x:

x – 5 = 5y/3

5y = 3 (x – 5)

y = 3 (x -5) / 5

f^-1 (x) = 3 (x -5) / 5

What is the measure of angle S?

Answers

subtract 86-42... the answer is 44 degrees

laura budgets $54 each month for annual expenses. she nets $1820 semimonthly. what percent of her net monthly income does she budget for annual expenses?


1%

3%

6%

8%

Answers

Answer: The correct answer is 1%.

If she is getting $1820 semimonthly. That means that she is getting $3640 per month. 1820 x 2 = 3640

Now, we just need to find the percent of that which goes for the annual expenses.

Divide 54 by 3640 and multiply by it 100 to get a percent of 1.4% which can be rounded to 1%.
Answer:

Explanation: 


Since the income known in the problem is for semi-monthly (meaning every half of the month), we should compute for the monthly income because we what know is the amount of money Laura allots on a monthly basis for her annual expenses. 

Since semi-monthly income is received twice per month, the monthly income of Laura is two times her semi-monthly income (= $1820). That is,

monthly income
= 2 × semi-monthly income
= 2 × $1820
monthly income = $3,640

Because $54 is budgeted each month for annual expenses, the percentage of the monthly income that is allocated for annual expenses is computed as

percentage of the monthly income
= ((monthly income allocated for annual expenses) ÷ (monthly income)) × 100%
= ($54 ÷ $3,640) × 100%
≈ 0.0148351648 × 100%
percentage of the monthly income ≈ 1%

Which rotation about its center will carry a regular decagon onto itself? 1) 54° 2) 162° 3) 198° 4) 252°?

Answers

The answer to this question is 252°

Sonya has four straws of different lengths: 2cm,8cm,14cm,and 16cm. How many triangles can she make using the straws?

Answers

You cant make a triangle with the combination 2,8 and 14,  nor 2, 8 and 16 nor 2 , 14 and 16.
You can make a triangle with  6, 14 and 16 straws.

The answer is one triangle

Im assuming you are not allowed to stick together any of the straws


There is no way to make a triangle with numbers 2,8,14, nor 2,8,16, nor 2,14, and 16.  Using 6, 14, and 16 straws, you can form a triangle.

I'm guessing you're not supposed to stick any one of the straws together.  Kindly see the accompanying document for more information. As a result, B is represented by one triangle. All two sides add up to more than the third side. As a result, the difference between the two sides is less than the difference between the first and third sides.

Therefore, the final answer is "one triangle".

Learn more:

brainly.com/question/3528787

Marge orders the following items and would like to leave a 20 percent tip based on her bill. There is no tax on her meal. What is the total cost of her dinner including gratuity? Item Amount Soup $3.75 Shrimp scampi $15.00 Iced tea $2.60 Dessert $4.25.

Answers

3.75+15+2.6+4.25=$25.60 *1.2 = $30.72

Answer:

The total cost of her dinner including tip would be $30.72

Step-by-step explanation:

Marge orders the following items on her meal.

Soup = $3.75

Shrimp scampi = $15.00

Iced tea = $2.60

Dessert = $4.25

The total cost of her dinner including gratuity is

3.75 + 15.00 + 2.60 + 4.25 = $25.60

She would like to leave a 20% tip based on her bill

Therefore, 20% of $25.60

= 0.20 × 25.60 = $5.12

Now add this tip amount to the bill amount.

$25.60 + $5.12 = $30.72

The total cost of her dinner including tip would be $30.72

the sum of 4 times a number and -5 added to 9 times number

Answers

4 * (n*9) -5
Use PEMDAS

Please Help!!!

(x-3)^2/64 + (y+5)^2/100 = 1

a. Identify the coordinates of the center of the ellipse.
b. Find the length of the major and minor axes.
c. Find the coordinates of the foci.
d. Graph the ellipse. Label the center and foci.,

Answers

Your ellipse is given in the form:
[tex]\frac{(x - xc)^{2} }{ a^{2} } + \frac{(y - yc)^{2} }{ b^{2} } = 1[/tex]

Indeed, you have:

[tex]\frac{(x-3)^{2} }{64} + \frac{(y+5)^{2} }{100} = 1[/tex]

Therefore you can easily find:

a) the coordinates of the center:
in your case xc = 3 and yc = -5
hence C(3 , -5)

b) lenght of the major and minor axis:
in your case a² < b²:
a² = 64  ⇒ a = 8 (ATTENTION! This is the semi-minor axis)
b² = 100 ⇒ b = 10 (again, this is the semi-major axis)
Therefore,
minor axis 2a = 16 and major axis 2b = 20

c) coordinates of the foci:
Since you have a² < b², foci have the generic coordinates F₁₂ (xc , yc+/-c)
where c = √(b² - a²)

Let's compute c = √(100 - 64) = √36 = 6
yf₁ = -5 - 6 = -11
yf₂ = -5 + 6 = -1
Therefore:
F₁ (3, -11) and F₂(3, +1)

d) the graph is in the picture attached

Use the answer from the previous task to determine P(z < −2.1).
0.01790.58320.98211

Answers

Answer:

A on Edg :)

Step-by-step explanation:

Using the normal distribution, it is found that P(z < −2.1) = 0.0179.

Normal Probability Distribution

The z-score of a measure X in a normal distribution  with mean [tex]\mu[/tex] and standard deviation  [tex]\sigma[/tex] is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

It measures how many standard deviations the measure X is from the mean, if it is positive above the mean, if it is negative below. After finding the z-score, the z-score table gives the p-value of this z-score, which is the percentile of the measure X.

From the z-table, we have that Z = -2.1 has a p-value of 0.0179, hence P(z < −2.1) = 0.0179.

More can be learned about the normal distribution at https://brainly.com/question/24663213

Find the area of this trapezoid. All length measures are in centimeters.

Answers

 we know that
The area of a trapezoid is given by the formula
Area=h*(b1+b2)/2
 where
b1, b2 are the lengths of each base
h is the altitude (height)
Remember  that the bases are the two parallel sides of the trapezoid. The altitude (or height) of a trapezoid is the perpendicular distance between the two bases

 therefore 
[area of trapezoid]=(11+5)*4/2--------> 64/2------> 32 cm²

the answer is 32 cm²

Company A can produce 100 CPUs in 3 days while Company B can produce 150 CPUs in 4 days. If the two companies join forces, how many days would it take them to produce 1000 CPUs?

Answers

I'm guessing it's about 16 days.

Hope this helped!

Answer: They would need 15 days

Step-by-step explanation:

The data is:

Company A produce 100 CPUs in 3 days, so the rate per day is:

Ra = 100/3 CPUs per day: 33.33 CPUs per day.

Company B produce 150 CPUs in 4 days, then it produces:

Rb = 150/4 = 37.5 CPUs per day.

Then, if both companies work toggeter, they produce

Ra + Rb = 33.33 + 37.5 CPUs per day =  70.83 CPUs per day.

We want to know the number X of days needed to make 1000 CPUs, then we need to solve:

70.83*X = 1000

X = 1000/70.83 = 14.11 days, we could round it up to 15 days if we want to have a whole number.

1. 16y + 0 = 16y
Associate Property of Addition
Zero Property of Multiplication
Commutative Property of Addition
Identity Property of Addition
2. d • r = r • d
Commutative Property of Multiplication
Identity Property of Multiplication
Zero Property of Multiplication
Commutative Property of Addition
3. 27a • 0 = 0
Associative Property of Multiplication
Commutative Property of Multiplication
Zero Property of Multiplication
Identity Property of Multiplication
4. 16x + 5y = 5y + 16x
Commutative Property of Addition
Zero Property of Addition
Ident

Answers

1) Identity Property of addition
2) Commutative Property of Multiplication
3) Zero property of multiplication
4) Commutative property of addition
Hope this helps!

Using your knowledge of circles, label the following on the given diagram: chord, tangent, radius, secant, point of tangency and diameter. Name a minor arc and a major arc.

Answers

The purple line is tangent. Tangent line intersects a circle in only 1 point
The yellow dot is the point of tangency. It is the point where tangent line touches the circle
The light blue line is secant. Secant line intersects a circle in 2 points
The red line is the radius. Radius is the distance from center to the outer rim of the circle.
The green line is the diameter. It is the line passing through the center of a circle. It measures twice the radius
The gray line is the chord. Chord is the line whose endpoints lie on the circle.
Arc AB is a minor arc
Arc ABCD is a major arc

Select the situation in which one quantity is changing at a constant rate in relation to the other quantity.
Barry spends $9 on lunch daily.
The market value of a new computer decreases by 6% every year.
Nathan's investments increase in value by 13.5% each month.
The number of ants in a colony doubles every 8 weeks.

Answers

The number of ants in a colony doubles every 8 weeks.

Constant rate of change means that when the value of x increases, the y remains constant. So there is no change in the y value. In this case, the x value is the "week" and the y value is the "amount of ants". 

Find the sum of the measures of the interior angles of a convex 14-gon.

Answers

sum of all interior angles = (n-2)x180, n being the number of sides.

sum of all interior angles = (n-2)x180
sum of all interior angles = (14-2)x180
sum of all interior angles = 12 x180
sum of all interior angles = 2160°

Final answer:

The sum of the interior angles of a convex 14-gon is calculated using the formula (n - 2) × 180°, which equals 2160°.

Explanation:

The sum of the interior angles of any polygon can be found using the formula (n - 2) × 180°, where n is the number of sides. For a convex 14-gon, we plug in 14 for n in the formula to find the sum:

sum of all interior angles = (n-2)x180, n being the number of sides.

Sum = (14 - 2) × 180°

Sum = 12 × 180°

Sum = 2160°

This calculation shows that the sum of the interior angles of a convex 14-gon is 2160 degrees.

Hi could u plz help me anyone please

Answers

Hello,

To find this solution, you have to write an inequality. We want the new plan to be less than the old plan of $175.

So our inequality would be:
94 + 4.5x < 175
Solving it gives:
4.5x < 81
x < 18

So the number of devices must be less than 18. Draw an open circle at 18 with a ray going to the left to show those numbers.

Good luck,
MrEQ

f(x) = x3 - 3x2 + 4 = 0 For the equation given, 2 has a multiplicity of? 1, 2, 3

Answers

3 It's the highest power.
Multiplicity is how many times
a certain solution to the function.
In this case, we are finding out how many times 2 appears in the function, meaning you’ll have to solve for it when it equals 0. You may use a calculator or use the rational roots method. I will simply derive the answer from the calculator. If you’d like to know about the rational roots method, comment.

x^3 - 3x^2 + 4 = 0 // Given
0 = (x + 1)(x - 2)(x - 2) // Calculator skills
0 = (x + 1)(x - 2)^2 // Simplify

Therefore, 2 has a multiplicity of 2

In a drawing of the solar system, the scale is 1 mm = 500 km. for a planet with a diameter of 6,000 km, what should be the diameter of the drawing of the planet?
12 mm
120 mm
6,000 mm
3,000,000 mm

Answers

1 mm : 500 km
Multiply the above equation by 12 to get
12 mm : 6000 km

The 1st selection is appropriate.

Please show me the steps on how to do this.


Find the angle of elevation of the sun from the ground to the top of a tree when a tree that is 10 yards tall casts a shadow 14 yards long. Round to the nearest degree.

I'm learning about vectors right now.
Options:
o 54 degrees
o 36 degrees
o 46 degrees
o 44 degrees,

Answers

You can consider the tree perpendicular to its shadow, therefore you get a triangle rectangle of which you know the two legs and you need to find the angle between the shadow and the hypothenuse, opposite to the tree.

In this case, the angle α can be easily found with trigonometry:
tan α = (opposite side / adjacent side) 

Therefore:
α = tan⁻¹ (tree / shadow) = tan⁻¹ (10 / 14) = 35°

NOTE:
tan⁻¹ is sometimes found written as arctan.


Describe the following sequence as arithmetic, geometric or neither.

2, 4, 6, 12, 14. . . .

I think it's arithmetic because it's +2, but then there's 6 to 12 and that's +6, but then it's back to +2 when it goes to 12 to 14.,

Answers

It can't be arithmetic. It can't be geometric, so it leads to it is neither.

Two sides of a triangle have lengths 5 in. and 16 in. Describe the possible lengths of the third side.


5 < x < 21


5 < x < 16


16 < x < 21


11 < x < 21

Can you construct a triangle that has side lengths 11 cm, 12 cm, and 15 cm?


no


yes


Answers

yes, 3rd one please help me out too

Answer:

11 < x < 21

Yes

Solve by factoring. 5. X2 +11x + 10 = 0 6. X2 + 4x -32 = 0 7. 2x2 -21x -36 = 0 8. 3x2 + x -14 = 0 9. x2 – 4x =21 10. 2x2 -11x =-12

Answers

Hey there :)

5. x² + 11x + 10 = 0
Sum = 11 
Product = 10
Factors = 1 and 10
( x + 1 )( x + 10 )
x = 1 , x = -10

6. x² + 4x - 32 = 0
Sum = 4
Product = -32
Factors = - 4 and 8
( x - 4 )( x + 8 )
x = 4 , x = -8

7. 2x² - 21x - 36 = 0
( 2x + 3 )( x - 12 )
x = [tex]- \frac{3}{2} [/tex] , x = 12

8. 3x² + x -14
( x - 2 )( 3x + 7 )
x = 2 , [tex]- \frac{7}{3} [/tex]

9. x² - 4x = 21
   x² - 4x - 21 = 0
Sum = - 4
Product = - 21
Factors = - 7  and 3
( x + 3 )( x - 7 )
x = - 3 , x = 7

10. 2x² - 11x = -12
     2x² - 11x + 12 = 0
( x - 4 )( 2x - 3)
x = 4 , x = [tex] \frac{3}{2} [/tex]

Three fourths of the students in class said they like word problems . If fewer than 30 students said they like word problems , how many students are there ?

Answers

x < 40. 

Since there are less than 30 students that say they like that and that represents 3/4, you can start by trying to solve the equation. 

3/4x < 30

Where x is the total number of students in the class. 

Mark went to the store and spent a total of $18.90. What is the cost of 5 items is if one item cost $2.95?

Answers

18.90 - 2.95= 15.95 ÷4= 3.99

item #1 was 2.95 the rest of the items were 3.99

Each square on the grid represents 1 yd². What is the approximate area of this pond? A. about 10 yd² B. about 15 yd² C. about 20 yd² D. about 25 yd².





















Answers

I think that C is the correct answer
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