If the length of a rectangle is given the expression 2 square root of 153 and the width is given by 4 square root of 68, which radical expression represents the perimeter of the rectangle

Answers

Answer 1
Answer:
C) 28√17
Step-by-step explanation:
The perimeter is twice the sum of the two given side lengths, so is ...
P = 2(L +W) = 2(2√153 +4√68)
= 2(6√17 +8√17) = 2(14√17)
P = 28√17 . . . . . matches choice C
_____
This is about simplifying radicals. The applicable rules are ...
√(ab) = (√a)(√b)
√(a²) = |a|
__
153 = 9×17, so √153 = (√9)(√17) = 3√17
68 = 4×17, so √68 = (√4)(√17) = 2√17
_____
Comment on the problem presentation
It would help if there were actually radicals in the radical expressions. We had to guess based on the spacing and the answer choices.
In any event, this problem can be worked with a calculator. Find the perimeter (≈115.45) and see which answer matches that. (That's what I did in order to verify my understanding of what the radical expressions were.)

Related Questions

Shape A is congruent to shape blank
as shown by a reflection across the yaxis and then a translation down blank
units.
Shape B is congruent to shape blank
as shown by a reflection across the y-axis and then a translation down
units.

Answers

Answer:

edmentum :):)

Step-by-step explanation:

Answer:

the person above is correct! but i took a screenshot of it to for you people

Step-by-step explanation:

Solve the inequality: -2z - 3 < 5

Answers

Answer:

z>-4

Step-by-step explanation:

Answer:

z>4

Step-by-step explanation:

-2z-3<5

add 3 to 5: -2z < 8

divide by -2: z < -4

but since you divided by a negative number, you have to change the way the inequality is facing so the answer is z>-4

A recipe for cake calls for a ratio of 1 cup of sugar for every 2 cups of flour. If Janelle wants
to use this recipe to bake three cakes, how many cups of sugar and how many cups of flour
would she use in total?

Answers

Answer:

3 cups of sugar and 6 cups of sugar

PLZ MARK BRAINLIEST!!!

Step-by-step explanation:

Three cups of sugar and six cups of flour are required to bake the cake, if for cake calls for a ratio of 1 cup of sugar for every 2 cups of flour.

What is division?

It is the basic arithmetic operation, in which you are separating the number into some parts.

Given data:

A recipe for cake calls for a ratio of 1 cup of sugar for every 2 cups of flour.

Calculate the ratio for 1 cake

1 cup of sugar / 2 cups of flour

Calculate the sugar and flour  for 3 cake

1 cup of sugar / 2 cups of flour × 3

3 cups of sugar / 6  cups of flour

Therefore, 3 cups of sugar and 6  cups of flour are required to bake the cake if for cake calls for a ratio of 1 cup of sugar for every 2 cups of flour.

To know more about division:

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How many minutes are in 3/4 of an hour

Answers

Answer:

45 min

Step-by-step explanation:

If tneir are 22 students how many packs packs of eight pemcils do we need to buy

Answers

Answer:

3 packs of pencils.

Step-by-step explanation:

one pack has 8 pencils

two packs has 16

and three has 24

     </3 PureBeauty

Answer:

You can buy 3 packs, youll have a few lefover.

Step-by-step explanation:

;]

Simplify 3-2y+(-8y) + 8.5.

Answers

Answer:

=−10y+11.5

Step-by-step explanation:

Let's simplify step-by-step.

3−2y−8y+8.5

=3+−2y+−8y+8.5

Combine Like Terms:

=3+−2y+−8y+8.5

=(−2y+−8y)+(3+8.5)

=−10y+11.5

shawna got a manicure for $22 she left an 18% tip for the manicurist. what is the total amount that she paid?
pls help ASAP!

Answers

Answer:

$25.96

Step-by-step explanation:

So Shawna's manicure was $22 dollars, and she left and 18% tip. In other words, she added 18%, or 0.18 to the total original price. We can represent this with an expression:

[tex]1.18 * 22[/tex]

As she pays 100%, or 1, plus another 18%, or 0.18 to the original price of $22.

Thus her total amount was $25.96

Hope this helps!

Answer:

She paid $25.96 in total

Step-by-step explanation:

The tip was $3.96. When you convert the 18% to a decimal you get .18 then, you multiply the .18 to the $22 (22x .18= 3.96). Finally, you add how much the manicure was to the tip (22+3.96=25.96)

Find the value of each variable in the parallelogram

Answers

Answer:

m=7

n=12

Step-by-step explanation:

i took the test

Use the table to write the ratio. Explain what the ratio means.


PLSSS HELPPP ILL GIVE BRAINLY

Answers

Answer:

3)4:6 4) 8:4 5)purple : 6 6) 8:blue

Step-by-step explanation:

the ratio means the relation between two numbers which shows how

much bigger one quantity than other.

I hope my ans is correct..

hope it helps you ..

The ratios of red to purple is 2 : 3, ratio of blue to red is 2 : 1, ratio of purple to marbles is 1 : 3 and ratio of marbles to blue is 9 : 4.

What is Ratio?

Ratio is a relationship between two quantities which describes how many times one quantity is contained in the other.

The ratio of two numbers p and q can be represented as p : q.

Number of Blue marbles = 8

Number of red marbles = 4

Number of purple marbles = 6

Total number of marbles = 8 + 4 + 6 = 18

The ratio of red to purple = Red marbles : Purple marbles

                                          = 4 : 6

                                          = 2 : 3

The ratio of blue to red = Blue marbles : Red marbles

                                       =  8 : 4

                                       = 2 : 1

The ratio of purple to marbles = Purple marbles : total marbles

                                                  = 6 : 18

                                                  = 1 : 3

The ratio of marbles to blue = Total marbles : Blue marbles

                                               = 18 : 8

                                               = 9 : 4

Hence the ratios of the given marbles are found.

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HELPP PLEASEEE njjwjww

Answers

There u go tried my best to work it out!! :))

HELP please! I'm confused

Answers

i think the answer is 1

Answer:

1

Step-by-step explanation:

the y intercept is where the line crosses the y-axis (that's the line going up and down)

The slanted line crosses the y axis at 1

In the diagram below line k is parallel to line l, and line t intersects lines k and l
What is the value of x?

Answers

Answer: x = 9

***If the image is sideways, use the rotate button.

Alternate exterior angles are congruent.

This means the angles are equal.

(14x - 1)° and 125° are alternate exterior angles.

(14x - 1)° = 125°

The value of x is 8.86°.

What are corresponding angles?

The angles that are in the same position on two parallel lines intersected by a transversal line on the parallel lines.

Corresponding angles are equal.

We have,

The diagram:

Line k is parallel to line l.

Line t intersects line k and line l.

This means that,

(14x - 1)° and 125° are alternate exterior angles.

Alternate exterior angles are congruent.

This means the angles are equal.

We get,

(14x - 1)° = 125°

14x - 1 = 125

Add 1 on both sides.

14x - 1 + 1 = 125 + 1

14x = 124

Divide both sides by 14.

x = 124/14

x = 8.86°

Thus,

(14x - 1)° and 125° are alternate exterior angles.

(14x - 1)° = 125°

The value of x is 8.86°.

Learn more about corresponding angles here:

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Help with this math equation please help

Answers

Answer:

i. Girls : 10 merits

ii. Boys : 11.4 merits

iii. The boys did better on average because the number of their mean merits received is higher than that girls.

Step-by-step explanation:

Mean = [tex]\frac{sum of merits}{number of merits}[/tex]

Sum of merits received by boys = 5 + 10 + 19 + 22 + 13 + 10 + 1

                                    = 80

number of merits = 7

Mean number of merits received by boys = [tex]\frac{80}{7}[/tex]

                                           = 11.4286

The mean number of merits received by boys is 11.4

Sum of merits received by girls = 6 + 11 + 15 + 16 + 12 + 10 + 0

                                                 = 70

number of merits = 7

Mean number of merits received by girls = [tex]\frac{70}{7}[/tex]

                                             = 10.0

The mean number of merits received by girls is 10.0

Therefore,

i. Girls : 10 merits

ii. Boys : 11.4 merits

iii. The boys did better on average because their mean merits is higher than that girls.

10
8
6
4
2
-10 -3 -6 -4 -
22
2 4 6 8 10 X
8
A
-10
What is the solution to the system of equations?
X (-2,-8)
(-1,-5)
(0, -2)
(2, 4)

Answers

Answer:

im confused about what the answers are

PLS HELP ME FIND X PLs

Answers

Answer:

sorry I can't understand sorry

Answer:

hi

Step-by-step explanation:

it is 70 degrees ecause x=70

17 POINTS!!!

0.6x = 2.8
show your work

Answers

Answer:

x=28/6

Step-by-step explanation:

0.6x=2.8

0.6x*10=2.8*10

6x=28

6x/6=28/6

x=28/6

Andrew is moving from Manhattan to Brooklyn and rented a truck from U-Haul. The cost of one-day truck rental is given by
C(m)=0.50m+50
Where ​m​ is the number of miles driven. If Andrew drives 78 miles, what is the cost of the
truck rental?

Answers

Answer:

Assuming that Andrew made the trip in one day, the cost of the truck rental is $89

Step-by-step explanation:

You can find the answer essentially by plugging in 78 for every variable m: C(78)=0.50(78)+50

C(78)=39+50

C(78)=89

The cost of driving 78 miles in one day is $89.

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.

Hakim received some gift cards for music and movie downloads for his birthday. Using one of them, he downloaded 20 songs and 13 movies, which cost a total of $163. Using another, he purchased 13 songs and 13 movies, which cost a total of $156. How much does each download cost?

Downloads cost $____for a song and $______ for a movie.

Answers

Answer:

the download cost for a song is $1 and $11 for a movie

Step-by-step explanation:

According to the questions, the following equations are as follows:

Let us assume the song be x

And, the movies be y

So,

20x + 13y = $163.........(i)

13x + 13y = $156........(ii)

Now solve substract second equation from the first equation

7x = $7

x = $1

And the y value is

20 + 13y = $163

13y = $163 - $20

13y = $143

y = $11

Hence, the download cost for a song is $1 and $11 for a movie

Please Help!!! Brainliest, Stars, and Hearts!
Use the Distributive Property to simplify the expression 5 (3x-9) .

Answers

Answer: 15x - 45

Step-by-step explanation:

(5)(3x) = 15x

(5)(-9) = 45

Standard to slope intercept form: 2x+2y=4

Answers

the answer would be, y=-x+2

A coordinate plane.
The vertices of a figure are A (–1, 2), B (–4, 2),
C (–2, 4), D (4, 4), and E (4, –3).

What type of polygon is the figure?
Hexagon
Pentagon
Quadrilateral
Triangle

Answers

Answer:

Pentagon

Step-by-step explanation:

I got this question correct

Answer:

b on edg

Step-by-step explanation:

Round the numbers in each expression to the nearest whole number.
Then select all expressions that are about 8.

A.
3
1
5
+
5
7
9
B.
15
5
7

8
2
9
C.
1
5
8
+
5
2
5
D.
10
1
4

1
11
15
E.
2
7
10
+
4
8
9

Answers

Answer:

(9a4 + 2a2 + 5) – (16a4 – 7a2 + 1)

A. 25a4 – 5a2 – 4

B. –7a4 – 5a2 + 6

C. 25a8 + 9a4 + 6

D. –7a4 + 9a2 + 4

5.Multiply 9x2(2x2 + 8x).

A. 18x4 + 72x3

B. 18x2 + 72x3

C. 11x4 – 17x3

D. 90x4

A cup contains seven red erasers, four
yellow erasers, nine blue erasers, and five
green erasers. Samantha chose an eraser
at random, did not replace it, and chose
another. What is the probability that both
erasers chosen were blue?

Answers

Answer:

17/50

Plzzzz give me Brainliest!  

The probability that both erasers chosen were blue is 3/25.

To find the probability that both erasers chosen were blue, we need to determine the favorable outcomes (choosing two blue erasers) and the total possible outcomes.

There are a total of 25 erasers in the cup: 7 red erasers + 4 yellow erasers + 9 blue erasers + 5 green erasers = 25 erasers.

To calculate the probability, we consider the events of choosing a blue eraser without replacement.

For the first pick, there are 9 blue erasers out of 25 total erasers.

After the first blue eraser is chosen, there are 8 blue erasers remaining out of 24 total erasers.

The probability of choosing a blue eraser on the first pick is 9/25.

The probability of choosing a blue eraser on the second pick, without replacement, is 8/24.

To find the probability of both events occurring (both erasers chosen being blue), we multiply the probabilities together:

(9/25) * (8/24) = 72/600 = 6/50 = 3/25

Therefore, the probability that both erasers chosen were blue is 3/25.

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Who know how to do this ??‍♀️

Answers

Answer:

Not me sorry I can't help nut I hope you get the answer

help me please im confused ​

Answers

I’m just as confused as you are, what is the question even supposed to be? If they are asking what solution you would use that step in then I think it would be to find the area but I’m not sure

help me please!!!
7(9+x) =84

Answers

Answer:

x=3

Step-by-step explanation:

Answer:

x = 3

Step-by-step explanation:

Solving for x:

7(9 + x) = 847(9) + 7x = 8463 + 7x = 847x = 84 - 637x = 21x = 21/7x = 3

Help please??? I’m stuck

Answers

Answer:

the first question is A and Second  Question  is the first one

Step-by-step explanation:

Ok what- i dont understand this-

Answers

Ya bro you need to talk to yo teacher bout that one cause that question is not it

PLEASE HELP!!

What is the scale factor?

Answers

Answer:

f9

Step-by-step explanation:

A box is to be constructed from a sheet of cardboard that is 10 cm by 60 cm by cutting out squares of length x by x from each corner and bending up the sides.

Answers

Answer:

10x60 600 is the answer

Step-by-step explanation:

Hope it helps

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