Given ADE with AD= 5 centimeters, BD= 3 centimeters and DE= 10 centimeters


What is the length of BC?

A. 6 2/3 cm
B. 5 cm
C. 4 cm
D. 6 cm

Given ADE With AD= 5 Centimeters, BD= 3 Centimeters And DE= 10 Centimeters What Is The Length Of BC?A.

Answers

Answer 1

Answer:

BC is 4

Step-by-step explanation:

Use a proportion to solve

AB is 2 (AD is 5 and BD is 3- so 5-3)

[tex]\frac{2}{x} = \frac{5}{10}[/tex]

[tex]5x=20\\x=4[/tex]


Related Questions

Answer ASAP. 1+ 4.25n + 3/2 p-3+ (-2p) + 5/4n

Answers

Answer: this is a lot alright , 8n +4p

Step-by-step explanation:

help pls ...........

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Answer:

54

Step-by-step explanation:

Answer:

54

Step-by-step explanation:

Hope this helps:)

Mike pays $8,000 in property taxes, but receives a 28% tax deduction for it. What is Mike’s net expense for property taxes

Answers

Answer:

$5760

Step-by-step explanation:

Given data

Principal= $8,000

Tax= 28%

Let us compute 28% tax deduction

=28/100*8000

=0.28*8,000

=$2240

Hence the net expenses is

=8000 -2240

=$5760

name the property of: 3x + 2=2 + 3x

Answers

Commutative property of addition

choose the correct answers !!!!!!!!!! Will mark Brianliest !!!!!!!!!! Please helppp !!!!!!!!!!!!!!!!

Answers

Answer:

non the avibe

Step-by-step explanation:

xu x6y8z9vtgkxih 174374t6fivH tin s6d

Answer:

1,3, and 4

Step-by-step explanation:

what is 5.2x10^2 in standard form

Answers

I think if your trying to answer it its
5.2 x 10^2 = 520

Explanation
5.2 x 10^2
= 5.2 x 100
= 520
If your trying to write it in standard form then um.

How many buckets have one full gallon of water?

Answers

Answer:

four just count the circles above the one

write an exponential function to describe the given sequence of numbers
2, 4, 8, 16, 32


the correct answer is HIGHLY appreciated, ill give brainliest if its *correct*​

Answers

Answer:

The next one is 64. Can you mark branliest if it's right?

Answer:

F(x) = x^1 * 2

Step-by-step explanation:

4. Halla el valor de x. *
(4 puntos
x + 15x + 24 = -21 - 4x​

Answers

Answer:

x= -9/4

Step-by-step explanation:

1) Isolate X

2) This will give you x+15x+4x=-21-24

(moving terms to another side will make it opposite, in this case positive 24 moving to the right will become negative 24)

3) Add the like terms

x+15x+4x = 20x

-21-24= -45

this will give you 20x=-45

4)Find the value of X by moving the 20 multiplier to the other side (this will become the opposite, division of 20)

x= -45/20

5) Simplify your answer

= -9/4

-8x-y=20 y=-4x

what is the substitution?

Answers

Answer:

For the first variable in one of the equations, then substitute the result into the other equation.

Point Form:

( 1 , 4 )

Equation Form:

x = 1 , y = 4lanation:

Given the point and its image, determine the scale factor. B(2,5) B'(1,2.5) 0 -1/2 02 0-2 O 1/2​

Answers

Given:

The point is B(2,5) and its image is B'(1,2.5).

To find:

The scale factor.

Solution:

If a figure is dilated by the scale factor k and (0,0) is the center of then the scale factor is defined as

[tex]k=\dfrac{\text{x-coordinate of the point on image}}{\text{x-coordinate of the corresponding point on the original figure}}[/tex]

x-coordinate of point B' is 1 and the x-coordinate of point B is 2. So, the scale factor is

[tex]k=\dfrac{1}{2}[/tex]

Therefore, the scale factor is  [tex]\dfrac{1}{2}[/tex] and the correct option is D.

Jennifer gets a salary of $12000 while David gets $8400 more per month. What is the ratio of the salaries of Jennifer and David?

A.10 : 7

B.7 : 10

C.9 : 6

D.12 : 7​​

Answers

Step 1
Jennif er's salary = $12000
Step 2
It is given that David gets $ 8400 more per month than Jennifer, therefore David's salary = 12000 + 8400 = $20400
Step 3
The fraction of the salaries of Jennifer and David = 12000 = 10 204 00 17
Step 4
Therefore the ratio of the salaries of Jennifer and David = 10:17

Which statement is true about the data sets of two sets of quiz scores?
Sample A: 5, 5, 5, 5, 5 Sample B: 2, 2, 2, 2, 17
Select one:

Samples A and B have the same mean, but Sample A has a smaller median than Sample B.

Samples A and B have the same median, but Sample A has a larger mean than Sample B.

Samples A and B have the same median, but Sample A has a smaller mean than Sample B.

Samples A and B have the same mean, but Sample A has a larger median than Sample B.

Answers

Answer: Samples A and B have the same mean, but Sample A has a larger median then Sample B.

Step-by-step explanation:

The median is the middle number in the sequence.

To find the median, place the numbers in order. Then take away, or cross out, one number from each side. Keep going until you are down to one or two numbers. If there is only one number left, that’s your median. If two, add the numbers together and divide by 2.

The mean is the average. To get the mean you add up all the values and subtract that sum by how many numbers there are in the sequence.

Option D is correct for the given conditions, Samples A and B have the same mean, but Sample A has a larger median than Sample B.

What are measures of central tendency?

The descriptive summary of a data set is known as the central tendency in statistics. It reflects the center of the data distribution through the use of a single number from the dataset. Additionally, it only provides a summary of the dataset rather than information on specific data within the dataset. In general, several statistical metrics can be used to determine a dataset's central tendency.

Given  the data sets of two sets of quiz scores,

Sample A = 5, 5, 5, 5, 5

sample B = 2, 2, 2, 2, 17

mean is the average of total samples,

mean of sample A = (5 + 5+ 5 + 5 + 5 )/5

mean of sample A = 5

Mean of sample B = (2 + 2 + 2+ 2 + 17)/5

mean of sample B = 5

since the mean of both sample are same,

median is the central digit of sets

median of A is 5 and the median of B is 2,

so the median of sample A is larger than sample B.

Hence option D is correct.

Learn more about  central tendency;

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PLSS HELP ASAP!! Ava writes each letter of the alphabet on separate note
cards and puts the cards in a hat. How many times
would you expect Ava to pick a letter from her name if she picks a card 50 times, returning the card to the hat
each time?
A about 2 times
B about 4 times
C about 13 times
D about 26 times

Answers

Answer:

I think about 2 to 4 times. Sorry if it isn't helpful... O^O

PLZ PLZ PLZ PLZ HELP​

Answers

It is -1/8
You are welcome

Answer: -1/8 OR -0.125, -2^-3

Step-by-step explanation:

ANSWER QUICK BESTIES!! ty

Answers

Answer:

Option B

Step-by-step explanation:

Option A, C and D have x- values that repeat and you cannot have that.

Y values can repeat but not x-values.

Option B has all x values with different y-values

Answer:

B.

Step-by-step explanation:

an output can have more than one input but an input can only have one output

basically only one arrow can go from the input to the output and b is the only one who's graph thing is like that

hope this helps <3

Given: y= 2x + 1 and - 4x + y = 9,
solve the system by substitution

Answers

Answer:

x=-4     y=-7

Step-by-step explanation:

-4x+y=9     get y alone

add 4x both sides

y=4x+9

insert into y=2x+1

2x+1=4x+9

subtract 1 both sides

2x=4x+8

subtract 4x both sides

-2x=8

divide by -2

x=-4

y=2x+1

y=2(-4)+1

y=-8+1

y=-7

check

-4(-4)+(-7)=9

-16+(-7)=9

9=9

x=-4

y=-7

gl

                 


20 is 80 percent of what number?

Answers

Answer:

20 is 80 of 25

Explanation:

20x10/8=25

A percentage is a way to describe a part of a whole. 20 is 80% of 25.

What are Percentages?

A percentage is a way to describe a part of a whole. such as the fraction ¼ can be described as 0.25 which is equal to 25%.

To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.

Let the number be x. Therefore, we can write,

80% of x = 20

0.80 × x = 20

x = 20/0.8

x = 25

Hence, 20 is 80% of 25.

Learn more about Percentages:

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Choose the option that properly uses the distributive property for the following expression.
-1/3(6x+2)

A: 6x-2/3
B: 2x+2/3
C: -2x-2/3
D: -2x+2

Answers

[tex]\huge\text{Hey there!}[/tex]

[tex]\mathsf{-\dfrac{1}{3}(6x + 2)}\\\\\\\mathsf{DISTRIBUTE \ (-\dfrac{1}{3})\ within\ the\ PARENTHESES}\\\\\\\mathsf{= -\dfrac{1}{3}(6x)+-\dfrac{1}{3}(2)}\\\\\\\mathsf{-\dfrac{1}{3}(6x)=-2x}\\\\\\\mathsf{-\dfrac{1}{3}(2) = \dfrac{-2}{3}}\\\\\\\mathsf{= -2x + - \dfrac{-2}{3}}[/tex]

[tex]\boxed{\boxed{\mathsf{Answer: \bf -2x - \dfrac{2}{3}\ (Option\ C.)}}}\huge\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

15 is 125% of what number

Answers

Answer:

12 12 12 is the answer

Step-by-step explanation:

Answer: 12.

Answer:

15 is 125% of 12.

Step-by-step explanation:

Can Somebody help me real fast?

Answers

(2x+11)+(5x+1)=180
7x+12=180
7x=168
x=24

12y+15=24-6y ??????????????????

Answers

Answer:y=1/2

Step-by-step explanation:

A group of preschoolers has 15 boys and 12 girls. What is the ratio of girls to boys?

A.3 : 4

B.4 : 5

C.15 : 12

D.12 : 15

A Teacher distributed a pack of sweets among her three favorite students in the ratio of 1 : 2 : 3 . Demon got the most a total of 20 sweets. How many sweets were in the pack?


A.40

B.20

C.80

D.60​

Answers

Answer:

12 to 15 ratio of girls to boys

Which of the following relations represents a function
((4,2), (8, 16), (7.9), (13,16)
((1, 2), (1,3), (1,4), (1,5)}
(0, 3), (4, 6), (7, 13), (4.9))

Answers

Answer:

The first set

I need help on 7 and 8!!!!!Find the diameter of each circle. Use a calculator’s value of Pi. Round your answer to the nearest tenth.

Answers

Answer:

37.6 in

48.2 yd

Step-by-step explanation:

The are of a circle is given as :

Area = pi(d²) /4

Area = 1110.4in²

1110.4 = 3. 14 * d² / 4

1110.4 * 4 = 3.14 * d²

4441.6 = 3.14d²

d² = 4441.6 /3.14

d² = 1413.8051

d = 37.600

d = 37.6

8.)

Area, A = 1824.7yd²

1824.7 = 3. 14 * d² / 4

1824.7 * 4 = 3.14d²

7298.8 = 3.14d²

d² = 7298.8 / 3.14

d² = 2323.2801

d = sqrt(2323.2801)

d = 48.200

Hence, diameter = 48.2 yd

identify 2 possible reasons for unemployment​

Answers

Answer:

Pandemic, Loss In family

Step-by-step explanation:

The global pandemic has really hit small businesses and working Americans, which has caused millions of Americans to lose their jobs, but also small businesses to go out of business. Also during the pandemi, thousands of people have loved their loved ones to the pandemic, which can also lead to them not showing up to work, which could make the employed citize lose their job.

(Hope this helps)

Yours Truely, TheAnimeCatUwU

An injury or the pandemic

What is the equation for the axis of symmetry of the graph of this function?

F x = -3
G y = -3
H x = -5
J y = -5​

Answers

F is the anwser:))))))))))

i have 8 boxes of chocolate i eat 3 chocolates from each box i now have 72 chocolates in total

Answers

Answer: there were 12 chocolates in each box. (Originally, before any got eaten)

Step-by-step explanation: let x represent the total amount of chocolates in each box.

8x - 3(8) = 72

8x - 24 = 72 add 24 to both sides

8x = 96 divide both sides by 8

X = 12

Answer:

That means you had 48 chocolates in each box

Step-by-step explanation:

Since you eat 3 chocolates from all 8 boxes, you do this:

8 x 3 which = 24

Now since you have 72 chocolates left you do this:

72 - 24 which = 48

So, therefore, there were originally 48 chocolates in each box

(Don't eat so much chocolate lol you could get sick)

See attached an good explaination would be appreciated

Answers

Answer:

Y=X

Step-by-step explanation:

It depends on the context. No number besides 0 is given, so it can't really be the other ones with numbers.

2x + 3y = 10
In the xy-plane, the graph of which of the following equations is perpendicular to the graph of
the equation above?
•y=-3/2x-10 •y=-2/3x+10 •y=2/3x+10 •y=3/2x-10

Answers

Answer is y=-2/3x+10
Explanation
Subtract 2x to 10
3y= -2x + 10
Divide by 3
Y= -2/3x+10

The graph formed by equation y= -2/3x+10 will be perpendicular to the graph by equation y=3/2x-10.

What is the slope of any line?

A line in the form of ax + by + d = 0 will be a linear equation and if we convert it into the form of y = mx + c where m will be the slope of that equation.

If two lines are perpendicular to each other then the product of their slope of them will be (-1).

⇒  m₁ ₓ m₂ = -1

The slope of line 2x + 3y = 10 will be -2/3

To be any line perpendicular whose slope m with the 2x + 3y = 10

⇒ -2/3 × m = -1

⇒   m = 3/2 so the slope of that line should be 3/2

Hence, line y=3/2x-10 will be perpendicular to the 2x + 3y = 10.

For further information about slope of line

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