A thin wire 40 CM long is formed into a rectangle if the width of this rectangle is 8 CM what is length and area

Answers

Answer 1
Given:

Length of a wire = 40 cm.

Breadth of the rectangle formed = 8 cm.

Find:

length and area of rectangle.

Solution:

Length of a wire = 40 cm.

A rectangle is made from this wire.

That means,

Perimeter of the rectangle formed = length of the wire.

Also,

Breadth of the rectangle formed = 8 cm.

We know that,

Perimeter of a rectangle = 2(length + breadth).

Let the length of the rectangle be x cm.

Hence,

→ 2(x + 8) = 40

→ 2x + 16 = 40

→ 2x = 40 - 16

→ 2x = 24

→ x = 24/2

→ x = 12

Hence,

Length of the rectangle formed = x = 12 cm.

Now,

We know,

Area of a rectangle =length * breadth

→ Area of the rectangle = (12) * (8)

→ Area of the rectangle = 96 cm²

Therefore, the area of the rectangle formed is 96 cm².

I hope it will help you.

Regards.


Related Questions

what is 3x3x4squared4

Answers

Answer:

1,679,616

Step-by-step explanation:

3 * 3 * 4 = 36

[tex]36^{4}=1,679,616[/tex]

100 Points + Brainliest! I need the slops of these 3 coordinates!

1 What is the slope of line segment PQ with coordinates P(-2,5) and Q(-1, 1)?

2 What is the slope of line segment QR with coordinates Q(-1, 1) and R(7,3)?

3 What is the slope of line segment PR with coordinates P(-2, 5) and and R(7,3)?

Answers

Answer:

Step-by-step explanation:

The formula for slope is

(y2-y1)/(x2-x1)

1. (1-5)/(-1-(-2) = -4/1 = -4

2. (3-1)/(7-(-1) = 2/8 = 1/4

3. (3-5)/7-(-2) = -2/9

You have been asked to make frosted cupcakes to sell at a school fundraiser. Each frosted cupcake contains about 20 grams of sugar. Bake sale coordinators expect 500 people will attend the event. Assume everyone who attends will buy a cupcake; does it make sense to buy sugar in grams, pounds, or tons? Explain.

Answers

Answer:

0.04

Step-by-step explanation:

because its asking you to basiclly divide i hope this helped :)

State the slope using the following equation.

y= 5/2x -4

Answers

The slope is 5/2. Let me know if I got wrong.

Answer:

5/2

Step-by-step explanation:

if a kite is 75 percent off what is the sale price of a kite originally priced at $8

Answers

Answer:

2

Step-by-step explanation:

Answer:

6

Step-by-step explanation:

8*.75=6

6 dollars off

A baker has 3 4 pound of sugar left in his pantry. He needs 1 8 of a pound for each batch of cookies he makes. What is the greatest number of batches of cookies the baker can make with the 3 4 pound of sugar

Answers

Answer: 6

Step-by-step explanation:

Given: Amount of sugar he has = [tex]\dfrac34[/tex] pounds

Amount of sugar is required for each batch = [tex]\dfrac18[/tex] pounds

Now, the  greatest number of batches of cookies the baker can make with the [tex]\dfrac34[/tex] pounds of sugar = [tex]\dfrac{\dfrac{3}{4}}{\dfrac{1}{8}}=\dfrac{3}{4}\times\dfrac{8}{1}[/tex]

[tex]=3\times2=6[/tex]

Hence, the greatest number of batches of cookies the baker can make = 6

A train left a station at 8:00 am going at 45 mph. A second train left the station at 10:00 am going in the same direction at 55 mph. At what time will the second train catch up with the first train?

Answers

Answer: At 5:00 pm the second train catch up with the first train.

Step-by-step explanation:

Let t = Time taken by first train.

Time taken by second train = t-2

Speed of train 1 = 45 mph

Speed of train 2 = 55 mph

Since, Distance = speed x time

Then, [tex]45t= 55(t-2)[/tex]

[tex]\Rightarrow\ 45t= 55t-110[/tex]

[tex]\Rightarrow\ 55t-45t=110= \\\\\Rightarrow\ 10t=110\\\\\Rightarrow\ t=11[/tex]

After 11 hours, time = 8+11 =17(12+5)i.e. 5 : 00 pm.

Hence, At 5:00 pm the second train catch up with the first train.

Hello Im in 5th grade and i need some help with my math homework. The question is "James swam the three fastest times in the 100-meter freestyle event.
His times were 50.22 seconds, 50.89 seconds, and 51.74 seconds.
What is the difference, in seconds, between his two fastest times"?

If you could help I would be very happy! :)

Answers

Answer:

50.89 - 50.22 = 0.67

The answer is 0.67 seconds

Answer:

0.85 seconds

Step-by-step explanation:

51.74 - 50.89 = 0.85 seconds

9 (X) = (Y)4 Y= 7 ALSO SUPRISE QUESTION
CELEBRITY CRUSH ?
ALSO WHAT IS THE ANSWER TO THE MATH

Answers

Answer:

Everyone in BTS.

PLEASE HELP!!!
will give brainiest :)

Answers

Answer:

234

Hope this helps! :)

What is -3 + ( -4) as a subtraction problem?

Answers

Answer:

-3 - 4

Step-by-step explanation:

Remove the parenthesis and the plus sign

The result of multiplying a positive by a negative sign is negative so
-3-4 = -7
Since they have Similar signs we add and put the negative !


HELPP MEEE PLEASE SO YOU CAN HELP ME GET MY ALBUMS BACK AND POSTERS AND EVERYTHING!!

Answers

Answer: i believe your correct answer is a

Step-by-step explanation:

sorry if this is incorrect but 3x 10 to the 7th power would be 30,000,000 and 1x 10 to the 8th power would be 100,000,000 therefore méxico obviously has more of a population than canada

Answer:

Canada=30,000,000

Mexico= 100,000,000

Step-by-step explanation:

I would go with C because 3x3=9 soooo yeh more then 3 would be like 4.

(im in middle school) this was easy no offence bro

-Kathryn Green

-3, square root of 31, square root of 11, 5.5, and -60/11 in least to greatest.

Answers

Answer:

-3, sqrt of 11, -60/11, 5.5, sqrt of 31

question below (..............................)

Answers

Answer:

the answers are (<3 , <2 , <6)


Nora wants to open a small business. Her grandfather will loan Nora $10,000 that she must repay in 4 years. Nora must also include an annual
2% simple interest amount when she repays her grandfather. What is the total amount Nora's grandfather will recieve from Nora?

Answers

Answer:

10200

Step-by-step explanation:

10000 x 2%

Graph the linear function d(x) = - 1/2x - 3

Answers

slope: -1/2

y-intercept: (0,3)

x: -6 , 0

y: 0 , -3

Determine whether the equation 8x + y = 6 is linear . If so , graph the function .

30 points!!​

Answers

It is indeed a linear function

1/2(x-4)=1/3(x+2)

pls help me :( i dont remember these

Answers

Distribute the 1/2 and 1/3 to the numbers in the parentheses 1/2x-2=1/3x+2/3
You have to multiply both sides with 6 so it would become 3x-12=2x+4, subtract two on both sides x-12=4, add 12 on both sides
X=16

Answer:

x = 16

Step-by-step explanation:

1/2(x-4) = 1/3(x+2)

Multiplying through by the LCM,6 to take off the denominators;

6 × 1/2(x-4) = 6 × 1/3(x+2)

Simplifying;

3(x-4) = 2(x+2)

3x -12 = 2x + 4

Grouping like terms;

3x - 2x = 4 + 12

x = 16

The Empire State Building is 1250 feet tall . Maria wants to make a model that has a scale of 1/4 foot = 50 feet . How tall will her model be ?

Answers

Answer:

6 1/4 feet   or   6.25 feet

Step-by-step explanation:

First,, we would do 1250/50 to get 25. This is the amount that we would multiply 1/4 by, so we can get 6.25. So her model will be 6 feet and 1/4 of a foot. :)

hope this helped!! <3

Answer:

Step-by-step explanation:

6 1/4

Evaluate 24 + c when c = 9

Answers

Answer:

24 + c , c=9 so 24+9 = 33

Step-by-step explanation:

4. How do you Value Education?

Answers

Answer:

its nice to get smart but boring

Step-by-step explanation:

Answer:

Well in my opinion I think that and education is very important. Without an education you can be a bum, and dont get m wrong people who are bums had an education its just without an education you might not go far in life. You wont be able to get into your favorite college or do the things tht you want to do in your future without an education!!

Step-by-step explanation:

STAY IN SCHOOL AND DONT DO BAD THINGS

jkjk you do you boo

What is the inverse of the function f(x) = 2x - 10?
h(x) = 2x - 5
Oh(x) = 2x + 5
5
(x) = {x-5
- 2x+5
h(x) =

Answers

answer:

f(x)=2x-10

y=2x-10

interchanging value of x and y,

x=2y-10

y=(x+10)/2

so inverse of given function is (x+10)/2

Answer:

Step-by-step explanation:

h(x) = one-halfx – 5

Last week, Angelo deposited a $800 check from his restaurant job and spent $500 on a clarinet. Which integer represents the change in how much money Angelo had?

Answers

Answer:

The change in how much money that Angelo had is $300.

Step-by-step explanation:

Since Angelo deposited a $800 check, which implies that he would have $800 at maturity of the check.

He spent $500 on a clarinet from the $800.

So that,

The change in how much money Angelo had = amount deposited - amount spent on the clarinet

                                                              = $800 - $500

                                                              = $300

Therefore, the change in how much money that Angelo had is $300.

The Lakeside Legends, a broomball team, joined a 16-team league. They played each of
their 15 opponents 3 times. Every broomball game lasts for exactly 2 hours. At the end of the
season, how many hours had the team spent playing games?

Answers

Answer:

6

Step-by-step explanation:

The time taken by the teams to finish the game is 6 hours.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that The Lakeside Legends, a broomball team, joined a 16-team league. They played each of their 15 opponents 3 times. Every broomball game lasts for exactly 2 hours.

The time taken will be calculated as,

Time = 3 x 2

Time = 6 hours

To know more about an expression follow

https://brainly.com/question/7977749

#SPJ2

Stan is buying party favors for his birthday party. There will be 20 guests at his party. Party favors come in packages of 6. What is the least number of packages he needs to buy so that all his guests get a party favor?

Answers

Answer:

The minimum package Stan need to buy  so that all his guests get a party favor is 4 packages.

Step-by-step explanation:

Given;

total number of guest in the party = 20

number of party favor needed = 20 party favors

1 package = 6 party favor

then, 2 package = 12 party favor

         3 package = 18 party favor

         4 package = 24 party favor

24 party favor will serve all the guest.

Therefore, the minimum package Stan need to buy  so that all his guests get a party favor is 4 packages.

A line is given by the equation y=− 1 3 x+2 Find the coordinates of x-intercept of the line.

Answers

Answer:

Step-by-step explanation:

First you find the coordinates. Once you have your starting point, you use the slope in the equation to start graphing the line. Since the numerator is negative, the line is going down. The denominator is a 1 so it will be going 1 unit to the right. The x intercept would be the first point of contact on the x axis, which would be (1,0)

Answer:

x intercept = 6, 0

y intercept = 0, 2

Step-by-step explanation:

Express z 1 = − 10 3 − 10 i z 1 ​ =−10 3 ​ −10iz, start subscript, 1, end subscript, equals, minus, 10, square root of, 3, end square root, minus, 10, i in polar form. Express your answer in exact terms, using radians, where your angle is between 0 00 and 2 π 2π2, pi radians, inclusive. z 1 =

Answers

Answer:

z = 20(cosπ/6 + isinπ/6)

Step-by-step explanation:

Given the complex value

z1 = -10√3 - 10i

The polar form of the complex number is expressed as;

z = r(costheta + isintheta)

r is the modulus of the complex number

theta is the argument

r = |z1| = √x²+y²

r = √(-10√3)²+(-10)²

r = √(100(3)+100

r = √400

r = 20

theta = tan^-1(y/x)

theta = tan^-1(-10/-10√3)

theta = tan^-1(1/√3)

theta = 30°

Substitute into the polar form

z = 20(cos 30°+isin30°)

z = 20(cosπ/6 + isinπ/6)

20 POINTS AND BRAINLIEST
A line passes through the points (k, 4) and (3, -6). The line is perpendicular to the graph of 5y + 4x = 8. What is the value of k?
A. 11
B. 2
C. -1.6
D. -9.5

Answers

Answer:

11

Step-by-step explanation:

What is the solution: 9 –4x = –7x + 3 + 2x

Answers

Answer:

x=-6

Step-by-step explanation:

9-4x=-7x+3+2x

9-4x=-5x+3

9+x=3

x=-6

Answer:

Answer is (-6).

Please mark as the Brainliest!!!!!!!!!!

Step-by-step explanation:

An office building contains 6,500 square feet of space. Each employee has a cubicle that takes up 100 square feet. The entryway takes up 400 square feet. Which inequality can be used to find the possible number of cubicles?

a
F 100x + 400 ≤ 6,500
b
G 100x + 400 ≥ 6,500
c
H 100x – 400 ≤ 6,500
d
J 400x – 400 ≤ 6,500

Answers

Answer:

100a + 400 ≤ 6500

Step-by-step explanation:

The office building contains 6500 ft² of space. Each employee has a cubicle that  takes up to 100 ft². The entryway also takes up to 400 ft². The inequality that can be use to find the possible number of cubicles is expressed below.

Let

number of employee/cubicle = a

Total space of the office building =  6500 ft²

The entryway has already occupied 400 ft² of the office building space. Each employee has one cubicle which takes up to 100 ft² of the office building space. The space occupied by the cubicle in the office building can be calculated when you multiply the number of cubicle/employee by 100(size of each cubicle) This will be 100 × a = 100a. The total number of space occupied by the cubicles plus the already space taken by the entryway will be less than or equal to the total space of the office building. Therefore,

100a + 400 ≤ 6500

Answer:

100a + 400 ≤ 6500

Step-by-step explanation:

The space occupied by the cubicle in the office building can be calculated when you multiply the number of cubicle/employee by 100(size of each cubicle)

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