sewing a border of ribbon onto her rectangular picnic blanket. The long side of the blanket is 70cm and the short side is 40cm. How much ribbon will she need?

Answers

Answer 1

Answer:

[tex]220[/tex] cm

Step-by-step explanation:

We need to find the perimeter of the rectangular blanket in this case because a border is being sewn onto the blanket. The perimeter of a rectangle can be calculated by multiplying the sum of the rectangle's length and width by 2. As an algebraic expression, that would be [tex]2(l+w)[/tex], where [tex]l[/tex] is the rectangle's length and [tex]w[/tex] is the rectangle's width. We are given that [tex]l=70[/tex] and [tex]w=40[/tex]. Therefore, [tex]2(70+40)=2*110=220[/tex] cm of ribbon will be needed. Hope this helps!


Related Questions

TRIANGLE CONGUENCE
I need help on a and b please ASAP if u can am failing math please help if u can

Answers

Step-by-step explanation:

John and his 3 friends decide to order food. The cost of one box of food is $x. If each boy purchases one box of food, what is the total cost? *z decreased by 3 as an algebraic expression is *How many terms does the following expression contain? 2x + 5y - 5State the value of 9x - 3y if x=2 and y=3 *State the constant in the expression: ab + 5 - 2c *

Your answer

State the variable in the expression: 5p + 3 *Tanya is n years old today. How old will she be in 5 years?16 more than thrice m as an algebraic expression is *State the coefficient in the expression: 3x - 7 *

Your answer

State the value of ab if a=3 and b=5 *State the value of 9x - 3y if x=2 and y=3 *John and his 3 friends decide to order food. The cost of one box of food is $x. If each boy purchases one box of food, what is the total cost? *Vertical jumpHead turning

1 over 8 as a negative exponent

Answers

Answer:

8⁻¹

Step-by-step explanation:

1/x = x⁻¹

8^-1 is the answer......

Help me it’s urgent

Answers

Answer:

35x16=560

Step-by-step explanation:

Answer:

2.19 i guess

Step-by-step explanation:

I don't really know the actual ans

ILL MARK YOU EXTRA POINTS PLS HELP Point A is at (-1, -9) and point B is at (2, 4).
What is the midpoint of line segment AB?

Answers

Answer:

it's (1/2, -5/2)

Step-by-step explanation:

you can use the midpoint formula.

so do -1+2/2 , -9 +4/2 and then solve and you get the answer

Joseph owns a pizza restaurant. He sells pizzas for $15 each and charges $8 for delivery. What would your total cost be if you had p pizzas delivered?​

Answers

Answer:

y = 15x + 8

Step-by-step explanation:

Hey there!

15x represents 15 times how many ever pizzas you order and 8 is for the delivery cost.

Hope this helps!

Determine whether the function is proportional or nonproportional. y = 3x -
1*
May someone please explain how to do this

Answers

Answer:

y=1/2x

Step-by-step explanation:

we know that

A relationship between two variables, x, and y, represent a proportional variation if it can be expressed in the form  or

In a proportional relationship the constant of proportionality k is equal to the slope m of the line and the line passes through the origin

Verify each case

Solve the expression. xy + x When x= -10 y= -5

Answer choices
-60
40
-40
60

Answers

Answer:

40

Step-by-step explanation:

xy + x         x= -10    y= -5

Plug in the given values and remember that multiplying two negative numbers makes the product positive.

(-10)(-5) + -10

50 - 10

40

Answer:

2. 40

all you have to do is fill in the letters with their values.

Step-by-step explanation:

xy + x = ?

-10 (-5) + (-10) = ?

50 + (-10)= 40

40 = 40

Hope this helps please mark brainliest:)!

Harley solved the following equation and knows she made a mistake. Explain to her where her error was and then solve the equation correctly.

Answers

Answer:

heyy i would help you but you didnt include the equation:)

A pipe leaks water at a rate of 48 fl oz
every 5 min.
At this rate, how many gallons of water leak from the pipe in an hour? (1
gal = 128 fl oz)

Answers

12*5=60
12*48=576
576/128=4.5
4.5 gallons

The number of gallons of water leaking from the pipe in an hour will be 4.5 gallons per hour.

What is conversion?

Unit modification is the process of converting the measurement of a given amount between various units, often by multiplicative constants that alter the value of the calculated quantity without altering its impacts.

A pipe leaks water at a rate of 48 fl oz every 5 min. Then the rate is given as,

Rate = 48 / 5 fl oz per minute

We know that 1 gal = 128 fl oz, then we have

Rate = (48 / 128) / (5 / 60)

Rate = (48 x 60) / (128 x 5)

Rate = 2880 / 640

Rate = 4.5 gallons per hour

The number of gallons of water leaking from the pipe in an hour will be 4.5 gallons per hour.

More about the conversion link is given below.

https://brainly.com/question/9414705

#SPJ2

Redraw the graph so that it is not misleading.​

Answers

Answer:

you need to redraw the left axis

Step-by-step explanation:

if you notice on the left axis the numbers do not increase by the same amounts, it goes up .10, then .20, then .30, etc

if should go up the same amount each time to accurately show the data

so it should go from 3.10 to 3.20 to 3.30 to 3.40 etc


HELP ME PLEASE

A rectangular solid measures 24 cm x 12 cm x 2 cm. What is it's total surface area?

Answers

Answer:

288 square meters

Step-by-step explanation:

what is -7/5 rounded to the nearest tenth?

Answers

Answer:

-1.4

Step-by-step explanation:

-7/5 = -1.4

NEED HELP ASAP!!!
Use Pythagorean Theorem to solve. Round to the nearest tenth *
7.2 cm
2.1 cm
х

Answers

Answer:

7.5

Step-by-step explanation:

A squared + B squared = C squared

7.2 squared + 2.1 squared = C squared

=7.5

Help me on this plsss

Answers

Answer:

tried my best 2 help

Step-by-step explanation:

2.circumference = pi x diameter

c = pi x (8x2)

c= 50.2654824574

3. when  measuring physical objects,  

4. to find the length around an object such as your waist when buying a top ???? couldnt think of anything else

Kyle's house has a taxable value of $139,000. His property tax rate is 0.25%. How much will Kyle have to pay in property taxes?
What is the answer????

Answers

Answer:

$347.50

Step-by-step explanation:

0.25% of 139000 = 0.0025 × 139000 = 347.5

Simplify the expression (-6+3i)+(6+4i)

Answers

Answer:

7i

Explanation:

(-6 + 3i) + (6 + 4i)

-6 + 6 = 0

3i + 4i = 7i

7i
Answer:
7i

Explanation:

Simplifying is done by combining in this scenario by combining terms in the expression.

Tessa is training for a marathon. She runs 13 km a day for 3 days. How many meters did Tessa run in all?

Answers

Answer:

39 km

Step-by-step explanation:

13 x 3 = 39km

Hope that helps!

Hi! need help asap xx

Answers

Answer:

C

Step-by-step explanation:

The 3 triangles are all similar.

Using the 2 inside then the ratios of corresponding sides are equal, that is

[tex]\frac{x}{3}[/tex] = [tex]\frac{12}{x}[/tex] ( cross- multiply )

x² = 36 ( take the square root of both sides )

x = [tex]\sqrt{36}[/tex] = 6 → C

Answer:

C) x = 6

because this is a right triangle

=> we have:

(12² + x²)(3² + x²) = (15x)²

<=> 1296 + 153x² + x⁴ = 225x²

<=> x⁴ - 72x² + 1296 = 0

<=> (x² - 36)² = 0

<=> x² = 36

=> x = 6

help please lol yuhaaaaaas

Answers

Answer:

When you read the points on the graphs answer choice A is the only answer choice with all of the points grasped correctly.

pls help me for brainless
and 60points

Answers

Answer:

2nd

Step-by-step explanation:

Answer:

the orange one

Step-by-step explanation:

3x^2+x-2

3x^2 cant be broken down more because its a prime number. the only thing that can change is the x^2. the main difference between the blue and orange one is that the blue one has the second sign incorrect.

What is the square root of x to the 10 power

Answers

Answer:

x^5

Step-by-step explanation:

Witch one would you pick


be honest

starbucks, bobo, tallys world , or boba... you pick say in order what your favs and what you get from there

Answers

Answer:

I prefer Starbucks, and I get the Cookies and Cream Frappuccino.

Step-by-step explanation:

Because it taste good

Answer:

Pumpkin spice latte from Starbucks ( when they have it ) or mango boba

Step-by-step explanation:

Tom's Ice Cream Shop sold 7 sundaes with nuts and 5 sundaes without nuts. What is the ratio of the number of sundaes with nuts to the number of sundaes without nuts?

Answers

Answer:

20 : 28

5 : 7 = 20 : 28. And 7 is a fourth of 28.

a reflection of the pink triangle is shown. which transformation makes this reflection

Answers

Answer:

A reflection is a transformation representing a flip of a figure. Figures may be reflected in a point, a line, or a plane. When reflecting a figure in a line or in a point, the image is congruent to the preimage. A reflection maps every point of a figure to an image across a fixed line.

Karen runs 6 miles in 44 minutes. At the same rate, how many minutes would she take to run 9 miles?

Answers

Answer:

the answer would be 66 minutes

Answer:

66 minutes was correct for me

Step-by-step explanation:

math

Will give brainleist
Find the missing side.

Answers

Answer:

6.4

Step-by-step explanation:

Using Pythagoras Theorem

Where AB^2= AC^2+CB^2

Substitute,

C^2= 5^2+4^2

C2=25+16=41

Square root of √41= 6.4031

Solve using the substitution method
x = 8y - 4
x + 8y = 6
i will give brainliest and pls show work​

Answers

You are told x = 8y -4

Replace x in the second equation with 8y-4:

8y-4 + 8y = 6

Combine like terms:

16y-4 = 6

Add 4 to both sides:

16y = 10

Divide both sides by 16:

Y = 10/16

Simplify:

Y = 5/8

Now replace y with 5/8 do find x:

X = 8(5/8) -4 = 5-4 = 1

X = 1, y = 5/8

(1,5/8)


12. In y > x + 4, where can we find the solution set?
A. above the line
C. in the line
B. below the line
D. no solution set

13. The statement, "the sum of two numbers is at least 29" can be expressed as:
A. x + y > 29 B. x + y < 29 C. x + y = 29 D. x + y = 2

14. The elevator has a maximum capacity (C) of 8 persons. Which of the following mathematical statement represent the given situation?
A.C = 8
B. C < 8
C. c 28
D. none of these

15. Bryan bought 6 chocolate candies and 3 lollipops. If x represent the cost of
chocolate candies and y represent the cost of lollipops, what will be the
mathematical representation of the total cost if he paid at most Php50?
A.6x + 3y > 50
C. 6x + 3y > 50
B.6x + 3y = 50
D. 6x + 3y < 5​

Answers

Answer:

1) D

2)A

3)D

4)A

Step-by-step explanation:

PLEASE MARK ME AS BRAINLIEST

Answer:

I hope I can help you

Step-by-step explanation:

I hope I can help you

Apply the distributive property to create an equivalent expression. 5 × ( − 2 w − 4 )

Answers

Answer:

5(-2w)-(5x4)

Step-by-step explanation:

Answer:

5(-2w)-(5x4)

Step-by-step explanation:                                                                                  Hope this helps Can I be the Branliest?

Solve
n + 11 = -2
How do i solve this

Answers

n+11=-2
-11 -11
n=-13
i think
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