The perimeter of a rectangle 220 cm and its breadth and length are in
the ratio 4:7.What is the breadth and length?

Answers

Answer 1

Answer:

80 is the breadth and 140 is the length

Step-by-step explanation:


Related Questions

solve the question, thank you

Answers

Answer:

A . m = 11/6

its going to be a

the answer is A because when you do y2 - y1 / x2- x1 you are doing 18-7/ 4- (-2) and 18-7 is 11 and 4-(-2) is 6 so your answer will be 11/6 which is A

Please hwlp! Ava is driving her car. At the end of 2 hours she has driven 92 miles, and at the end of 5 hours she has driven 245 miles. What is her average rate of change?
_(blank)_ miles per hour

Answers

Answer: 51 miles per hour

Use the points (2,92) and (5,245)
Then do y2-y1/x2-x1
So 245-92/5-2
=153/3
Simplify= 51

Use a single digit times a power of 10 to estimate the number 0.00002149
please help :(

Answers

Answer:

2.149 × 10-5

Step-by-step explanation:

Find the rate of change of y with respect to the x of the line that passes through points (-28,8) and (-42,15)​

Answers

Answer:

-1/2

Step-by-step explanation:

8-15 = -7

-28 - -42 = 14

-7/14 = -1/2

I will give Brainlyest to the person who is first




After the temperature rose 9', the thermometer read 37°F
What is an equation that can be used to find x, the temperature before the gº increase
Drag the number, symbol, or operation sign to each box to complete the equation or symbol to

Answers

Answer:

37-9=28

Step-by-step explanation:

it was 28 F then rose 9 which is 37 so 37-9 =28

The  equation is  37 - 9= x.

What is Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides. LHS = RHS is a common mathematical formula.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given:

After the temperature rose 9°F, the thermometer read 37°F.

let  x be the temperature before the 9º increase.

So, 37 - 9= x

x= 28°F.

Hence, the equation is  37 - 9= x.

Learn more about equation here:

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Adam Levine wants to buy a new outfit for the Voice. The suit he wants is priced at $300
but it is on sale for 22% off. What discount would Adam get if he buys the suit?
He would get a discount of $

HELP!

Answers

Answer:

66 bucks

Step-by-step explanation:

take 300 and 22% then subtract that answer from 300.

Write the algebraic notation for dilation with a scale factor of ½

Answers

Answer:  (x, y) goes to (1/2x, 1/2y)

Step-by-step explanation:

The ratio of the angle measure of the acute angle in a right triangle is 1:3

Answers

Answer:

2:6 because 2:6 is equivalent to 1:3

Step-by-step explanation:

1x1=1 and 3x2=6

What is the slope of the line 4x-2y=5

Answers

Answer:

slope = 2

Step-by-step explanation:

Answer: C

Step-by-step explanation:

Edgen 2023

Find the value of x. *

Please help

Answers

Answer:

x = 78

Step-by-step explanation:

(x-8) + 20 = 90

x - 8 = 90 - 20

x - 8 = 70

x = 70 + 8

x = 78

Check:

(78-8) + 20 = 90

70 + 20 = 90

Explain why the exponents cannot be added in the product 12^3 x 11^3?? I need a simple answer that won’t be confusing pls.

Answers

Answer:

The bases aren't the same

Step-by-step explanation:

If the bases are the same, then their exponents are added. In this case, since the exponents are the same, then 12^3*11^3=(12*11)^3=132^3=2299968

Which expression does the number line represent?

NA

0

1

4

2

4

3

4

9

5

4

6

4

7

4

4

8

4

ده

9

Save and Exit

Next

Sun

Answers

Answer: D) 9 Over 4 divided by three-fourths

Step-by-step explanation:

The number line shown below is divided into 3 equal parts. To do so the highest number would have to be divided by a number that would give 3 as an answer.

Say that number is x;

x = (9/4) / 3

= 0.75

= 3/4

Number line shows 9 Over 4 divided by three-fourths .

What is the equation for this line ?

Answers

Answer:

[tex]y = -\frac{1}{3}x + 5[/tex]

Step-by-step explanation:

y = mx + b

Let's start with where the line crosses the y axis.  We can see it crosses at 5.

So b = 5.

Let's try another point to figure out m, (3,4).

4 = 3m + 5

3m = -1

m = [tex]-\frac{1}{3}[/tex]

Answer:

y=-1/3+5

Step-by-step explanation:

since the line is going downhill, the slope would be negative (the slope is the number with the x attached). The slope is 3 over and 1 down. You would write it as rise over run, so it would be a -1/3. The line hits the y axis at 5, so the b (y=mx+b is the slope equation) would be 5.

4m-3(m +2) what is the answer step by step​

Answers

Answer:

-1m-6

Step-by-step explanation:

1. Multiply -3*m = -3m

2. Multiply -3* 2 = -6

3. Combine like terms : 4m + -3m = -1m

4. -1m - 6

a line passes through the point (-6,4) and has a slope of 5/2

Answers

The equation in slope intercept for is y = 5/2x + 4

The y intercept is 4

i need helpppp again

Answers

Answer:

2/7b + 10

Step-by-step explanation:

Find the exact length of the third side.
10
6
PLEASE HELP GUH

Answers

Answer:

8

Step-by-step explanation:

I'm using this equation: a^2+b^2=c^2

x^2+6^2=10^2

x^2+36+100

x^2= 64

x=sqrt64

x=8

Is the equation, y= 12x proportional or non-proportional? Explain why or why not. *

Answers

Answer:

proportional

Step-by-step explanation:

because it has a constant ratio

Answer: Proportional

Step-by-step explanation:

The equation for a proportional relationship is y=kx. This equation: y=12x fits the equation, so it's proportional.

x2-6x+3 can be written in the form of (x+m)2 +n find the value of m and n

Answers

Answer:

2(x-3x) + 3

value of X and M is x and -3x respectively

Step-by-step explanation:

you can factor out the 2 from the 2x -6x and gets the 2(x-3x) while n is the constant that remains the value of 3

I hope this helps

Answer:

m = - 3, n = - 6

Step-by-step explanation:

Expand and compare coefficients of like terms, that is

(x + m)² + n

= x² + 2mx + m² + n

Compare to x² - 6x + 3

comparing coefficients of x- term

2m = - 6 ( divide both sides by 2 )

m = - 3

Comparing constant terms

m² + n = 3 , that is

(- 3)² + n = 3

9 + n = 3 ( subtract 9 from both sides )

n = - 6

Which value of x makes this equation true? 35 + 42 = 12 + x​

Answers

Answer:

65

Step-by-step explanation:

So let's first set up our equation here:

35 + 42 = 12 + x

Now, let's add like terms

77 = 12 + x

Now, let's subtract both sides by 12

65 = x

Answer:

x=63

Step-by-step explanation:

35+42= 75

75-12= 63

Brody had his computer repaired at Store A. His bill was:
Initial Repair Cost = $1,200
Sales Tax of 6 percent = $72.00
Gratuity of 15 percent
Explain how you would calculate the gratuity for the
services provided.

Answers

Answer:

Add the repair cost and tax to get the total amount. Then multiply the total amount by 0.15 to find the gratuity.

Step-by-step explanation:

This is sample response

The gratuity for the services provided is $190.8 if the Initial Repair Cost = $1,200, the Sales Tax of 6 percent = $72.00, and the Gratuity of 15 percent.

What is the percentage?

It's the ratio of two integers stated as a fraction of a hundred parts. It is a metric for comparing two sets of data, and it is expressed as a percentage using the percent symbol.

It is given that:

Brody had his computer repaired at Store A. His bill was:

Initial Repair Cost = $1,200

Sales Tax of 6 percent = $72.00

A gratuity of 15 percent

Total cost = 1200 + 72 = 1272

The gratuity for the services provided = 0.15x1272 = $190.8

Thus, the gratuity for the services provided is $190.8 if the Initial Repair Cost = $1,200, the Sales Tax of 6 percent = $72.00, and the Gratuity of 15 percent.

Learn more about the percentage here:

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A scoop of ice cream has a 3-inch diameter. How tall should the ice cream cone of the same diameter be in order to contain all of the ice cream inside the cone?

Answers

Answer:

12 inches

Step-by-step explanation:

Suppose the ice cream scoop has the shape of a sphere of a radius (r) inches.

Thus, the top of the cone will also have a radius (r) inches.

Let consider h to be the height of the cone in inches.

So, the objective is to make the volume of the scoop of the ice cream to be the same as the volume of the cone.

To do that; we need to equate both volumes together and make h the subject of the formula:

The volume of a sphere = 4/3 πr³ and the volume of a cone = 1/3πr²h

4/3 πr³  = 1/3πr²h

Multiply both sides by 3

4πr³  = πr²h

4r = h

h = 4(3)

h = 12 inches

To contain all the ice cream inside the cone, the height of the ice cream cone needs to be 12 inches tall

But all this-the mysterious, far-reaching hair-line trail, the absence of sun from the sky, the tremendous cold, and the strangeness and weirdness of it all-made no impression on the man.
What can you infer about the man from the excerpt above?

Answers

Answer:huh

Step-by-step explanation:

That the man is undaunted by the weather and is very solemn.

Explanation
If the man is completely unaffected by the bad weather that means he is very focused or serious about something.

The parabola with equation $y=ax^2+bx+c$ is graphed below:

(attached)

The zeros of the quadratic $ax^2 + bx + c$ are at $x=m$ and $x=n$, where $m>n$. What is $m-n$?

Answers

Answer:

[tex]m-n=2[/tex]

Step-by-step explanation:

Instead of using the standard form, we can use the vertex form of a quadratic equation:

[tex]f(x)=a(x-h)^2+k[/tex]

Where a is the leading coefficient, and (h, k) is our vertex.

Our vertex point is at (2, -4). So, let’s substitute 2 for h and -4 for k:

[tex]f(x)=a(x-2)^2-4[/tex]

Now, we need to determine a.

We know that it passes through the point (4, 12). So, when x is 4, y must be 12. In other words:

[tex]12=a((4)-2)^2-4[/tex]

Solve for a. Subtract within the parentheses:

[tex]12=a(2)^2-4[/tex]

Add 4 to both sides:

[tex]16=a(2)^2[/tex]

Square:

[tex]16=4a[/tex]

Solve:

[tex]a=4[/tex]

Thererfore, the value of a is 4.

So, our function is:

[tex]f(x)=4(x-2)^2-4[/tex]

Now, let’s find our roots. Set the equation to 0 and solve for x:

[tex]0=4(x-2)^2-4[/tex]

[tex]4=4(x-2)^2\\1=(x-2)^2\\x-2=\pm1 \\ x=2\pm1 \\ x=3\text{ or } 1[/tex]

So, our roots are 1 and 3.

The greater root is 3 and the lesser root is 1.

Therefore, m-n, where m>n, is 3-1 or 2.

Our final answer is 2.

Answer:

2

Step-by-step explanation:

Source: AOPS

Math question:
In ΔRST, m

Answers

Answer:

huh i dont understand can u post a pic

Kevin is opening up a bookstore, where he sells both new and old books. He charges $10.75 for a new book, and $3.50 for an old book. What was Kevin's revenue last month if he sold 18 new books and 21 old books?​

Answers

The revenue last month Kevin, if he sold 18 new books and 21 old books, will be  $ 267.

What is the linear system?

A linear system is one in which the parameter in the equation has a degree of one. It might have one, two, or even more variables.

Kevin is opening up a bookstore, where he sells both new and old books.

He charges $10.75 for a new book and $3.50 for an old book.

Then the revenue last month Kevin, if he sold 18 new books and 21 old books, will be

Then the total revenue will be

Total revenue = 10.75 x 18 + 3.50 x 21

Total revenue = 193.5 + 73.5

Total revenue = $ 267

More about the linear system link is given below.

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Compare the numbers

Answers

Answer:The answer is ≥ greater than or equal to

can you mark me Brainliest please

How many solutions for the equation, 8x - 19 = -4 -7x

Answers

Answer: One.

Step-by-step explanation:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :   8*x-19-(-4-7*x)=0

Pull out like factors :   15x - 15  =   15 • (x - 1)

 Solve :    15   =  0

Solve  :    x-1 = 0  

 Add  1  to both sides of the

Please solve, need help quick

Answers

Answer:

In my thought it's angle L

Step-by-step explanation:

Hope it's will help you.

Answer:

it's angle l ..................

Q

H.

The two-column proof below describes the statements and reasons for proving that corresponding angles are congruent:

Step

Statements

Reasons

1

UV || WZ

Given

2

Points S. Q, R, and T all lie on the same line.

Given

3

mZSQT = 180°

Definition of a Straight Angle

Angle Addition Postulate

4

m2SQV + m2VQT = m_SQT

5

Substitution Property of Equality

6

m2VQT + mZZRS = 180°

Same-Side Interior Angles Theorem

Substitution Property of Equality

7

m2SQV+mZVQT = m2VQT + mZZRS

Answers

Answer:

i can't understnd it at all i mean you organized it but what does those mean??

Step-by-step explanation:

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