In △ABC , point D lies on AC¯¯¯¯¯¯¯¯ , point E lies on BC¯¯¯¯¯¯¯¯ , and DE¯¯¯¯¯¯¯¯∥AB¯¯¯¯¯¯¯¯ .

In ABC , Point D Lies On AC , Point E Lies On BC , And DEAB .

Answers

Answer 1

The value of the ratio OC'' : OC' is given as follows:

OC'' : OC' = 1 : 4.

What is a dilation?

A dilation happens when the coordinates of the vertices of an image are multiplied by the scale factor, changing the side lengths of a figure.

For point C', the scale factor is given as follows:

k = 2.

For point C'', the scale factor is given as follows:

k = 1/2.

The ratio between two amounts a and b is given by the division of a and b, as follows:

a : b.

Hence the ratio between the distances OC'' and OC' is given as follows:

(1/2)/2 = 1/2 x 1/2 = 1/4.

(division of fractions, we multiply the first fraction, of 1/2, by the inverse of the second fraction 2/1, which is of 1/2).

In ratio notation, we have that:

OC'' : OC' = 1 : 4.

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Related Questions

Graph the image of △JKL after a reflection over the line y=x

Answers

Answer:

K (2,-4)

L (4,-6)

J (2,-9)

Step-by-step explanation:

The required graph of the image of △JKL after a reflection over the line y=x has been attached below.

What is a transformation?

A point is transformed when it is moved from where it was originally to a new location. Translation, rotation, reflection, and dilation are examples of different transformations.

The triangle △JKL is given in the represented graph, which vertices are as follows :

J (-9, 2)

K (-4, 2)

L (-6, 4)

The image of △JKL after a reflection over the line y = x will be triangle △J'K'L' that vertices are as follows :

K' (2,-4)

L' (4,-6)

J' (2,-9)

Hence, the required graph of the image of △JKL after a reflection over the line y=x has been attached below.

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HELP PLS I WILL GIVE BRIANLY!
The students will paint 4 rooms on the first floor and the conference room on the second floor. Each room on the first-floor room is 4m x 5m.

1. Calculate the area of one of the rooms.​

Answers

Answer:

20m

Step-by-step explanation:

The rooms are 4m x 5m.

To find the area, multiply length by width: 4*5=20

The Area of one room is 20 m².

What is Area?

Area is the entire amount of space occupied by a flat (2-D) surface or an object's shape. The area of a plane figure is the area that its perimeter encloses. The quantity of unit squares that cover a closed figure's surface is its area.

Given:

First, Area of one room= lw

                                      = 4 x 5

                                      = 20 m²

Now, Area of four room = 4 x 20

                                      = 80 m²

Thus, area of one room is 20 m².

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Help with math

Find CE.

Answers

Answer:

6

Step-by-step explanation:

if DB equal to 6 then look down at CE, it has the same distance as D to B so CE equal to 6.

9514 1404 393

Answer:

  CE = 10

Step-by-step explanation:

Assuming BC is parallel to DE, that segment divides the sides proportionally.

  CE/CA = BD/BA

  CE/25 = 6/15

  CE = 25(6/15) . . . . multiply by 25

  CE = 10

Plz help ill mark brainlest

Answers

Answer:i believe its 3 correct me if im wrong

Step-by-step explanation:

Answer:

either 6/10 or 7/10

Step-by-step explanation:

What is the equation of the line that represents the horizontal asymptote of the function f(x)=25,000(1+0.025)^(x)?

Answers

Answer:

The answer is below

Step-by-step explanation:

The horizontal asymptote of a function f(x) is gotten by finding the limit as x ⇒ ∞ or x ⇒ -∞. If the limit gives you a finite value, then your asymptote is at that point.

[tex]\lim_{x \to \infty} f(x)=A\\\\or\\\\ \lim_{x \to -\infty} f(x)=A\\\\where\ A\ is\ a\ finite\ value.\\\\Given\ that \ f(x) =25000(1+0.025)^x\\\\ \lim_{x \to \infty} f(x)= \lim_{x \to \infty} [25000(1+0.025)^x]= \lim_{x \to \infty} [25000(1.025)^x]\\=25000 \lim_{x \to \infty} [(1.025)^x]=25000(\infty)=\infty\\\\ \lim_{x \to -\infty} f(x)= \lim_{x \to -\infty} [25000(1+0.025)^x]= \lim_{x \to -\infty} [25000(1.025)^x]\\=25000 \lim_{x \to -\infty} [(1.025)^x]=25000(0)=0\\\\[/tex]

[tex]Since\ \lim_{x \to -\infty} f(x)=0\ is\ a\ finite\ value,hence:\\\\Hence\ the\ horizontal\ asymtotes\ is\ at\ y=0[/tex]

Please asnwer the picture

Answers

Answer is A. 11
7/8 divided by 1/8 is 7
7 +2^2 = 7+4 = 11

How many distinct, real solutions does the following equation have?
x^2=49
A) Two distinct, real solution
B) One distinct, real solution
C) No solutions

Answers

Answer:

A) two          (they are 7 and -7)

Step-by-step explanation:

HELP it is due tomorrow and I am super super stuck I have been doing this one for the last 2 days and did I make any progress? NOOOOOOOOOO I GIVE UP

Answers

Step-by-step explanation:

First thing you need to do is Slope - intercept form of the line going through point A and B.

Slope-intercept form: y = mx + b (m = slope, b = y-intercept)

To get slope: [tex]\frac{y2 - y1}{x2-x1}[/tex]

Lets set point A as point1 (x1, y1) and point B as point2(x2, y2).

x1 = -4

x2 = 8

y1 = 6

y2 = 3

If you plug these numbers in the slope equations:

[tex]\frac{3 - 6}{8 - 4}[/tex] = [tex]\frac{-3}{4}[/tex]

m = [tex]\frac{-3}{4}[/tex]

So a parallel line is a line that has a different b value but the same slope value.

To get b  for the parallel line : we need to substitute the x and y for a given point (0,-2).

which will make -2 = 0([tex]\frac{-3}{4}[/tex] ) + b

now we solve for b:

-2 = 0 +b

b = -2

So the whole Slope-intercept form of the parallel line is: y = [tex]\frac{-3}{4}[/tex] x -2

Write the converse, inverse and contrapositive of each conditional statement, and tell if the resulting statement is True or false

2. If mA = 100, then is not a right angle.
Converse:
Inverse:
Contrapositive:​

Answers

Answer:

See below.

Step-by-step explanation:

It's good to recall what these terms mean:

Conditional statement: if p then q

Converse: if q then p

Inverse: if not p then not q

Contrapositive: if not q then not p

Conditional statement:

If m<A = 100, then <A is not a right angle.

p = m<A = 100

q = <A is not a right angle

Converse:

If angle A is not a right angle, then m<A = 100.

False. An angle that is not a right angle can have many measures other than 100 degrees.

Inverse:

If the measure of <A is not 100 degrees, then <A is a right angle.

False. If an angle has a measure of other that 100 degrees, it can have many measures in addition to 90 degrees, so it is not necessarily a right angle.

Contrapositive:

If angle A is a right angle, then m<A is not 100 degrees.

True. Only a right angle has a measure of 90 degrees, so an angle with measure 100 deg cannot be a right angle.

explain why the expression 2y-y can be written as why

Answers

Answer:

y

Step-by-step explanation:

2y-y=y

Answer: 2y-y can be written as y because 2y means you have 2 y’s and 2y’s minus 1 y is just 1 y

Step-by-step explanation:

Add.
-1 + 2 = 1
- 6 + (-5)

Answers

Answer:

-6 + -5 = -11

Step-by-step explanation:

Which of these rational numbers is also an integer?
1. 2/4
2. 0.24
3. 4/2
4. 2.4

Answers

Answer:

Ce clasă ești sa văd daca te pot ajuta

Answer:

3. 4/2

Step-by-step explanation:

Easier way to explain it is the numerator or the top number is higher then the denominator or the bottom number.

Can someone please help me ASAP? What are the points? Point: (_, _)

Answers

Answer:

Step-by-step explanation:

I believe the point is 2:5

Hope this helps

X+ 6
X+ 3
=
x + 2
x-5
a.
I = x
c.
X= -9
b.
S = x
d. x= -8

Answers

Step-by-step explanation:

x+6/x+2=x+3/x-5 x<>2 and x<>5

(x+6)(x-5)=(x+3)(x+2)

x2-5x+6x-30=x2+2x+3x+6

-5x+6x-30=2x+3x+6

x-30=5x+6

x-5x=6+30

-4x=36

x=-9

Note* x2=x in the power of 2

chase bought his dream car ,a chevy corvette, for $58,735. sales tax is 5% where chase lives what is the total price chase paid for the corvette?

Answers

Answer:

$61,671.75

Step-by-step explanation:

There is a calculator called "Sales Tax Calculator" and if you put in your Before Tax Price and your Sales Tax Rate you will receive your answer of $61,671 and 75 Cents. ($61,671.75)

Lewis scored 0.15 of the points in a basketball game. How many of the team's 120 points did Lewis score

Answers

18 i guess??

it looks like we're just doing 120x0.15

Find the value of x:
A. X = 41.0
B. X = 122.0
C. X = 61.0
D. X = 120.5

Answers

Step-by-step explanation:

hope this will help you..

Two side of a triangle have the following measure 11 and 12. Find the range of possible measure for the third side.

A) 2 B) 3 C) 1 D) 1

Answers

3 i’m pretty sure !

Sami lights up a candle every 10 minutes. Every candle burns for exactly 40 minutes. How many candles are burning exactly 55 minutes after Sami lit up the first candle?

Answers

Answer:

4

Step-by-step explanation:

Candle is lit every 10 minutes :

Number of candles lit in 55 minutes:

Starting from 0 minute ; Numbe rod candles lit on 55 minutes = 6

1st candle burns out after 40 minutes

Second burns out after 50 minutes

Third will burn out after 60 minutes

Hence Number of candles still burning :

Number of candles lit - Number of candle burnt out

6 - 2 = 4 candles

what is the answer to 4 - (-4)

Answers

The answer to this question is 8

This cylinder has a volume of 392\pi392π cubic inches and a diameter of 14 inches. Find the radius and the height.

Answers

Answer:

15688

Step-by-step explanation:

01:53:18
Which inequality represents the sentence below?

Two more than a number is less than 14.
2 + n less-than-or-equal-to 14
2 + n less-than 14
2 + n greater-than-or-equal-to 14
2 + n greater-than 14

Answers

Answer: It's the second option

Step-by-step explanation:

Answer:

b

Step-by-step explanation:

edge 2020-2021 <3

1. 3x + 2y - Z-6
a) 3 terms
b) 5 terms
c) 4 terms
d) 6 terms
PLEASE HELP

Answers

Answer:

c) 4 terms

Step-by-step explanation:

3x is 1 term ,2y is 1 term,z is 1 term,6 is also 1 term

so in all there are 4 terms

b/4 = 3.2 help me plz

Answers

Answer:

Step-by-step explanation:

B/4=3.2

B=12.8

Necesito ayuda con el punto 4

Answers

Can’t see pictures and translate in English
Lo siento, pero no veo la foto.

HELP please can you answer this please

Answers

Answer:

1. 2x² - 8x - 7

2. x³+ x + 30

Step-by-step explanation:

[tex]2 {x}^{2} - 9x - 2 +x - 5[/tex]

[tex]2 {x}^{2} - 8x - 7[/tex]

2x² has no other like terms to add or substract with so it stays as is.

(-9x) + x = -8

(-2) - 5 = -7

or

(-2) - (-5) = 3

Watch out for the ones on top. I'm a bit confused about them but those ones are your possible options.

//

[tex] {x}^{3} + 27 + x + 3[/tex]

[tex] {x}^{3} + x + 30[/tex]

x³ stays as is and so does x.

27 + 3 = 30

What are the solutions to the equation (x−32)2=56?

x=±2√22
x=32±2√ 14
x=4√5±2√14
x=±2√6

Answers

Answer:

         [tex]\bold{ x=32\pm2\sqrt{14}}[/tex]

Step-by-step explanation:

                                             [tex](x-32)^2=56\\\\x-32=\pm\sqrt{56}\\\\x=32\pm\sqrt{4\cdot14}\\\\ x=32\pm2\sqrt{14}[/tex]

-30-0.6k
what does k equal?​

Answers

Answer:

K would equal to:

K= 50

Hope that helps! :)

Step-by-step explanation:

Olivia has at most 90$ to spend on clothes she wants to buy a pair of jeans for 22$ and spend the rest on shirts that cost 8$ each what is the greatest number of shirts she can buy

Answers

Answer:the greatest number of shirts she can buy = 8

Step-by-step explanation:

Amount of money Olivia  has =$90

cost of pair of jeans =$22

such that if she buys the pair of jean, Money left to buy shirts = $90-$22= $68

If 1 Shirt= $8

Number of shirts she can buy with $68 = $68/$8=  8.5= 8 1/2

Therefore the greatest number she can buy = 8 shirts.

URGENT PLEASE HELP ASAP

Answers

AHAHAHAHAHAHA SO JM IS EQUAL TO 29⁰ AND YOU NEED TO FIND ANGLE L BUT I DON'T KNOW WHAT IT EQUALS TO

Other Questions
Calculate the value of AG (in kJ) for the following reaction3 NO(g) -> N2O(g) + NO2(g), using the values of Gf (in kJ/mol) given below. Gf (NO) = 84 Gf (NO2) = 48 Gf (N20) = 107 Enter value as an integer (value + 2) Peter set off from Town A at 10 am, driving at an average speed of 84 km/h. He reachedTown B at 2 pm. If William set off 1 hour 25 minutes earlier than Peter and took the same route at an average speed of 70 km/h, at what time would William reach Town B? XYZ is considering buying a new, high efficiency interception system. The new system would be purchased today for $46,000. It would be depreciated straight-line to $0 over 2 years. In 2 years, the system would be sold for an after-tax cash flow of $13,000. Without the system costs are expected to be $100,000 in 1 year and $100,000 in 2 years. With the system, costs are expected to be $75,000 in 1 year and $65.000 in 2 years. If the tax rate is 50% and the cost of capital is 3.8%, what is the net present value of the new interception system project? a. $11,970 (plus or minus $50) b. $16,103 (plus or minus $50) c. $4,037 (plus or minus $50) d. $54,109 (plus or minus $50) e. None of the above is within $50 of the correct answer A fighter plane at sea is landing upon an aircraft carrier deck. When the aircraft lands, it must 'catch' a restraining elastic line in order to come to a halt. If the 12,000 kg aircraft has a landing speed of 70 meters/sec and must be brought to a halt in 120 meters, what is the magnitude of the K for the restraining line? Red phosphorus reacts with liquid bromine in an exothermic reaction, 2P(s)+3Br 2(l)2PBr 3(g): rH o=243 kJ. Calculate the enthalpy change when 2.63 g of phosphorus reacts with an excess of bromine in this way. In 2017, $3000 worth of cotton was produced in the US. This cotton was then turned into $7000 worth of thread, also in the US. This thread was then sold to a company in India where it was turned into cloth. This cloth was sold back to a company located in the US for $8000. This US company turned the cloth into shirts with a market value of $19000. $15000 worth of the shirts were purchased by US consumers and the remaining shirts were unsold. Use the above information to calculate the following for the US for the year 2017: Answers (S) US GDP =Consumption or C= Investment or I =Exports =Imports = Water flows through a horizontal plastic pipe with a diameter of 0.2 m at a velocity of 10 cm/s. (a) Determine the pressure drop per meter of pipe using the Moody chart. (b) Calculate the power lost to the friction per meter of pipe. Assume that the water is at 20oCa. delta P = .....Pab. 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