Quadrilateral BCDE is dilated by a scale factor of 2 with the center of dilation at the origin. If the coordinates of point B are (2, 1), the coordinates of B' are

Answers

Answer 1

Answer:

The coordinates are B'(1,0.5)

Step-by-step explanation:

Since the center of dilation is at the origin, we just divide the coordinates of the point by the scale factor.

In this question:

Scale factor of 2

B(2,1)

2/2 = 1

1/2 = 0.5

So, the coordinates are B'(1,0.5)


Related Questions

The area of a parallelogram is 513cm² and the height is 19cm. Calculate the base length.

Answers

the base length is 27 cm.
area of a parallelogram is A=b*h
plug in the known area and height into the formula: 513=19*b
divide off the 19: b=27

wat is x in 1/3x - 11 = 5

Answers

=48

Multiply by 1

Add 1 1 11 11

to both sides of the equation

Answer:

The answer is 48

Step-by-step explanation:

First, add 11 to both sides

5 + 11 = 16

1/3x = 16

Next, times 16 by 3

16 times 3 = 48

Check!

1/3(48) = 16

16 - 11 = 5

X = 48

Can someone hurry please tell me the answer I will mark brainless

Answers

Answer:

C) z = 1/2

Step-by-step explanation:

4z + 5 = 7

4z = 2

z = 1/2

The Courtney family wants to expand their rectangular patio, which currently measures 13ftby 18 ft. They want to extend the length and width by the same amount to increase the total areaby 140 ft squared. Write a quadratic equation that models the situation. YOU DO NOT HAVE TO SOLVE.

Answers

Answer:

hi

Step-by-step explanation:

et the number of feet they are going to expand the width and length of the patio. ... But, we also know form our problem that they want to increase the total area of the patio by 160 ... Now we can equate the expanded area of the patio and simplify: ... Write the quadratic equation in standard form: x^2- 1 = -7x.


What is the measure of each base angle of a 140 degree

Answers

Answer:

The two possible cases are

(i) the base angles are each 40° and the vertex angle is 100°,

(ii) the base angles are each 70° and the vertex angle is 40°.

Step-by-step explanation:


10. The radius of a small wading pool is 3 feet. What is the circumference of this pool?

Answers

Answer:

18.85

Step-by-step explanation:

C=2πr=2·π·3≈18.84956

The circumference of this pool is 6π feet.

What is a circle?

A circle is a closed, two-dimensional object where every point in the plane is equally spaced from a central point. The line of reflection symmetry is formed by all lines that traverse the circle.

Given:

The radius of a small wading pool is 3 feet.

r = 3 feet

And the pool is circular.

So,

circumference of circle = 2πr

Circumference of circle = 2π(3)

Circumference of circle = 6π feet

Therefore, 6π feet is the circumference of the pool.

To learn more about the circle;

https://brainly.com/question/29142813

#SPJ6

Triangle RST has vertices R(–1, 1), S(3, 1), and T(3, –4). What
are the coordinates of the image of RST after a translation 4 units to the left and 2 units down?

Answers

Answer:

R'(-5, -1) S'(-1, -1) T'(-1,-6)

Step-by-step explanation:

because the triangle is moving to the left, you subtract the number of units from the x coordinates of each vertex of the triangle. becasue the triangle is moving down, you subtract the number of units moved down from the y coordinates of each vertex.

The lightest puppy in a litter weighs 12 ounces, which is
4/7
of the weight of the heaviest puppy.

The equation
4/7
w = 12 can be used to find the weight w in ounces of the heaviest puppy.

How much does the heaviest puppy weigh?

Answers

Answer:

46 pounds

Step-by-step explanation:

Answer:

21 pounds

Step-by-step explanation:

20% of 2 is equal to

A. 20

B. 4

C. 0.4

Answers

Answer:

C

Step-by-step explanation:

Answer:

C.

Step-by-step explanation:

I dont have any explanation (sorry)

Each of the Space Shuttle's solid rocket motors burns 680,400 kilograms of propellant in 2.5 minutes. How much propellant does each motor

Answers

Answer:

Step-by-step explanation:

The carnival also offers two magic shows. The morning show is only 20 minutes and it costs $3.75. For the afternoon show, it is 35 minutes and costs $5.25. Which show would give you more for your money?

Answers

Answer:

id say to have 15 more minutes of show time and to only pay about 2 dollars more, the more reasonable show would be the second one.

1 1/3 x 2 1/6=1/3 x ?/6=?

Answers

Answer:

the answer is : y=2

(btw I changed the ? into y. hope that's okay)

The Jackson family went to soups and wiches and bought four sand which sand three bowls of soup for $27. The frank family went to soups and wiches and bought one bowl of soup and five sandwiches for $25.50. Let w represent the cost of the sandwich CNN es and a represent the cost of a bowl of soup. Identify which system of equations represents the situation.

Answers

Answer:

4w + 3c = $27

5w + c = $25.50

Step-by-step explanation:

Let us assume the w represent the cost of the sandwich

And, the c represent the cost of the bowl in a soup

Now the equations are

4w + 3c = $27

5w + c = $25.50

These two should be the equations that represent the situation

3. Aşağıda verilen çıkarma işleminde bazı rakamların yerine semboller kullanılmıştır.
4 318
3 2*
4 1 A6
Buna göre, bu sembollerin yerine yazılması gereken rakamlar için (1+A)** işlemi-
nin sonucu kaçtır?
A) 28
B) 30
C) 55
D) 63
g
ANK-0502​

Answers

Answer:

thr answers are A and D of the question

What base of this triangle


A. 10


B. 8


C. 80


D. 18

I gave Brainlist ​

Answers

Answer:

a is the base

Step-by-step explanation:

its right there

You go to a restaurant with 4 friends (total of 5 people), and decide to spli
the bill evenly. What portion of the bill are you responsible for?

Answers

You’re responsible for 20% of the bill

Express answer as an inequality: -13+ a > 2a - 20??​

Answers

Answer:

7 >a

Step-by-step explanation:

-13+a>2a-20

-13+20 >2a-a

7 > a

5.65 x 10 to the 5th power + 4.87 * 10 to the 3rd power​

Answers

Answer:

569870

Hope this helps you. Do mark me as brainly

Answer:

the answer is very big..... it is 575,876,495

pls help guys im having trouble on this question and need help

Answers

Edgar (-5,8) is the correct answer.

Answer:

Edgar

Step-by-step explanation:

Just use a coordinate plane yourself, and follow the steps

Danny charges $30 for 3 hours of swimming lessons, Martin charges $38 for 2 hours of swimming lessons. Who offers a better deal?

Answers

Answer:

Danny

Step-by-step explanation:

Danny charges less because he only charges $30 for 3 hours of swimming lessons while Martin charges $38 for only 2 hours of swimming lessons.


The H.C.F of 42,70 and 56

Answers

Answer: 14

Step-by-step explanation

Do the prime factorization & it will give you 14

Is the line through points P(2,-9) and Q(6, -13) perpendicular to the line through points R(5,-1) and
S(1,-5)? Explain

Answers

Answer:

yes they are perpendicular to eachother because when both the lines cross it makes a right angle 90 degrees making it perpendicular

Step-by-step explanation:

Find the missing number:

Answers

Answer:

20%

Step-by-step explanation:

Not sure if this is exactly correct, but let's say we start with 1 unit. If it increased by 25%, we get:

1 × 1.25 = 1.25 units.

Now, to get back to 1 unit, we need to find:

1.25 × ?  = 1

? = [tex]\frac{1}{1.25}[/tex] = 0.80

So, 100% - 80 % = 20%

A 20% decrease.

Not completely sure though.

can someone help with this plz:)

Answers

Answer:

XI and IX

Line above has arrow heads on both ends.

Step-by-step explanation:

XI and IX

Line above has arrow heads on both ends.

the first and second one in the answer choices, hope its right!!

1) 3x – 2y = 2
y = 2x + 8
​alguien que me ayude con esto no lo entendemos gracias

Answers

{ 3x-2y=2
{ y=2x+8

{ -2y=2-3x
{ y=2x+8

{ y= -1+3/2x
{ y= 2x+8

-1+3/2x = 2x+8
x=-18

y= 2(-18)+8
y= -28

(x,y) = ( -18,-28)

——
Solution check

{ 3(-18)-2(-28)=2
{ -28=2(-18)+8

{ 2=2
{ -28=-28


What are 1/4 and 1/2 opposites

Answers

Answer:

3/4 and 1/2

Step-by-step explanation:

1/4 is one piece out of four. if you want to make the fraction whole, you add 3. therefor, the opposite is 3/4. same thing for 1/2

Three different accounts are described below.order the accounts according to their values after 10 years ,from greatest to least

Answers

Answer:

3.You deposit $1000 in an account that earns 9% annual interest compounded semiannually.

1. You deposit $950 in an account that earns 9% annual interest compounded daily.

2. You deposit $1000 in an account that earns 8% annual interest compounded daily.

4. You deposit $1000 in an account that earns 10% simple interest.

Step-by-step explanation:

P.S - The exact question is -

To find - Three different accounts are described below. Order the accounts  

             according to their values after 10 years, from greatest to least.

             1. You deposit $950 in an account that earns 9% annual

                 interest compounded daily.

            2. You deposit $1000 in an account that earns 8% annual

                 interest compounded daily.

             3.You deposit $1000 in an account that earns 9% annual

                 interest compounded semiannually.

              4. You deposit $1000 in an account that earns 10% simple interest.

Proof -

1.)

Value after 10 years = 950( 1 + 0.09)¹⁰

                                 = 950 ( 1.09)¹⁰

                                 = 950(2.37) = 2248.995

⇒Value after 10 years = 2248.995

2.)

Value after 10 years = 1000( 1 + 0.08)¹⁰

                                 = 1000 ( 1.08)¹⁰

                                 = 1000(2.159) = 2158.925

⇒Value after 10 years = 2158.925

3.)

As it is compounded semiannually , so time period is doubles and rate goes half.

Value after 10 years = 1000( 1 + 0.045)²⁽¹⁰⁾

                                 = 1000 ( 1.045)²⁰

                                 = 1000(2.412) = 2411.714

⇒Value after 10 years = 2411.714

4.)

Value after 10 years = 1000×[tex]\frac{10}{100}[/tex]×10 = 1000

∴ we get

2411.714 > 2248.995 > 2158.925 > 1000

⇒ 3.) > 1.) > 2.) > 4.)

So,

3.You deposit $1000 in an account that earns 9% annual interest compounded semiannually.

1. You deposit $950 in an account that earns 9% annual interest compounded daily.

2. You deposit $1000 in an account that earns 8% annual interest compounded daily.

4. You deposit $1000 in an account that earns 10% simple interest.

what is the value of x?
a. 10
b. 11
c. 3
d. 5​

Answers

Answer:

5

Step-by-step explanation:

2 + 2+ + 13

2 + 15 + x 2

Combine like terms

2 + 1 5 + 3 +15

ok now when u get that answer u will get a different equation wich is

3 + 15

usually we can solve this by dividing 3 from both sides... 3x/3 = 15/3, getting x=5 as your answer.

please help me with this

Answers

Answer:

the second one

Step-by-step explanation:

Given:
B=7 -3
5 -1
C=1 -1
13 -5
-=[=] -- [:s =]
Solve the equation:
2X + B = C
X=

Answers

Answer:

the question is incorrectly written. please rewrite the question.

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