The area of a square porch is 81 square feet. Find the dimensions of the porch.


Answers

Answer 1

Answer:

9 feet

Step-by-step explanation:

Square root 81 as all the sides of the porch are the same length


Related Questions

find the area of each shaded region​

Answers

For the shape on the left, you would break it down into two shapes and add them together at the end.
The top portion would be 2x2=4cm^2
To find the bottom numbers, we have one side that we know is 6, to find the other side, we know the whole side is 6 but we would subtract the 2 to make it even. That would give us 6x4. 6x4=24cm^2
Then we add both together to get the whole object’s area.
4+24=28cm^2

For the second shape, we would find the area of the large shape then find the area of the small shape. We would subtract the small shape’s area from the large shape.
8x5=40cm^2
2x3=6cm^2
40-6=34cm^2

The final answers for both shapes are 28cm^2 and 34cm^2

Can you help me please

Answers

Answer

3

Step-by-step explanation:

(4-1)^2+(8-8)^2=9

square root of 9 is 3

an ablum recieve an award when it sells 10,000,000 copies. An ablum has sold 7,680,000 copies. How many more copies does it need to sell to recieve the award

Answers

Answer:

2,320,000

Step-by-step explanation:

10,000,000

                   -

7,680,000

__________

2,320,000

Answer:

2,320,000

Step-by-step explanation:

You have to subtract the 10,000,000 by the amount that has already been sold in order to find out the difference on how many copies are left in order to receive an award.  

10,000,000 - 7,680,000 = 2,320,000

Maggie's brother is 4 years younger than three times her age. The sum of their ages is 16.
How old is Maggie?

Answers

Answer:

Maggie is 5 years old

Step-by-step explanation:

3M-4+M=16

add 4 to both sides

4M=20

Divide both sides by 4

20/4 = 5

M/Maggie is 5

Write an equation that represents this comparison sentence.

24 is 4 times as many as 6

Answers

Answer:

4x6=24

Since 24 is 4 times as many as six, it means 4x6 is 24.


The sum of the measures of the angles of any triangle is 180 degrees. In triangle ABC, angles A and B have the same measure, while the measure of angle C is 90
degrees larger than each of A and B. What are the measures of the three angles?

Answers

Step-by-step explanation:

A

is 45

B

is 45

C

is 90

hence

A+B+C=180

=45+45+90 =180

what is 46.025 written in scientific notation?

Answers

46.025 in scientific notation is 4.6025 * 10

If 2m−6=8m
then 3m=?

Answers

Answer:

-3

Step-by-step explanation:

so you you divide 2 into 6 and you know that 6 is already negative so you just put the negative sign by the three hope this answer ya question.

What is the Desmos Graphing App for Algebra and how do you use it. Is it a computer thing or do you download it on your phone?

Answers

Deseos Graphing is a website
But you also download the app on your phone
You put in the equation you want to see graphed

Answer:

  see below

Step-by-step explanation:

The Desmos graphing utility is available as an app for phone or tablet from the app stores for Android and Apple devices. It is available from the desmos web site by clicking on "Graphing Calculator" on the home page.

Attached is a screen-shot of the web version. Help can be found under the (?) button at upper right. I found the help to be useful when first starting or when trying to do something I haven't done before.

You can create an account, if you like, but that is not necessary to obtain all of the basic functionality.

A link for sharing a graph will be generated by clicking on the icon to its left. Graphs can also be saved for later reference, if you have an account. The link to a graph will work whether you have an account or not.

__

There are other desmos tools available, too, for general calculation, geometrical construction, and matrix manipulation. (I have not yet used those.)

_____

Desmos likes to use x and y for the independent and dependent variables, respectively. You can define something like h(t) = 5t+1 and it will graph it as though it were y=5x+1. When you click on an equation or graph, points of intersection with other graphs or with the axes will be highlighted. Clicking on those highlights will give their coordinates.

Equations don't need to be of the "y=" form. For example, you can use x^2+y^2=1 to make a unit circle. The usual math symbols work for keyboard input (* for multiplication; / for division; ^ for exponents). The tab or arrow keys move out of denominator or exponent fields. To make more complicated exponents, parentheses help.

There's so much more it can do. It is worthwhile to visit the on-line tutorial information.

Will give brainlist plz help its for my 9 week exam
Without looking, Tammy takes a marble out of a bag that contains 10 red marbles, 15 green marbles, and 25 blue marbles. Tammy records the color of the marble and returns it to the bag. If Tammy repeats this process 360 times, how many times can she expect to pull out a red marble?

A. 72
B. 36
C. 20
D. 10

Answers

Answer: A. 72
Explanation: 15 + 25 + 10 = Total of marbles = 50
10/50 10 Marbles out of 50 total marbles
10/50 = ?/360
360 / 50 = 7.2
7.2*10= 72
72/360 so yeah it’s 72

determine the range of the following graph:

Answers

Answer:

The range of a function is the set of outputs the function can give

The y-axis on the graph shows as the output of the function

From the graph, we can see that the outputs of this specific function range from 0 to 5

Therefore, the range of this function is:   [0 , 5]

I REALLY NEED HELP IF NOT I'M GOING TO FAIL​

Answers

Answer:

1. x > 9

2. n < 5

3. b > 2

4. p < 4

5. p < -2

6. m > 0

Step-by-step explanation:

1.

x - 2 - 2 > 5

x - 4 > 5

x > 5 + 4

x > 9

2.

5 + n < 2 x 5

n < 10 - 5

n < 5

3.

50b > 100

b > 100 : 50

b > 2

4.

-5 + p + 2 < 1

p < 1 + 3

p < 4

5.

p + 6 + 8 < 12

p + 14 < 12

p < 12 - 14

p < -2

6.

80m - 64 - 2 > -66

80m > -66 + 66

m > 0:80

m > 0

PLEASE HELP ILL GIVE BRAINLIEST IGNORE THE 6POINTS THATS JUST HOW MUCH ITS WORTH IN THE GRADEBOOK!!

Answers

Answer:

116°

Step-by-step explanation:

You just add angle FUV and angle TUF together bc they make up the angle TUV

Answer:

116

I'm not gonna explain it but yeah it's 116

what is the simplified term
(6^2)(-3^5)

Answers

Answer:

-8748

Step-by-step explanation:

(6^2)(-3^5)

(6 x 6)(-3 x-3 x-3 x -3 x -3)

(36)(-243)

36 x -243

-8748

The surface area for a right rectangular prism is given by the following expression:
2(3x)(4x + 2) + 2(2x)(4x + 2) + 2(3x)(2x)
Which might be the dimensions of the prism, considering the formula for the surface
area for a right rectangular prism, A = 2wl +211 + 2hw? Select a length, width, and
height from the following list of answer choices.
Select exactly three choices.
А
4x + 2
B 2
С
2x
D
3x

Answers

Answer:

A B and D

Step-by-step explanation:

Can someone plz help me with #66a b and c?

Answers

9514 1404 393

Answer:

  (a) 6 °C

  (b) -3.7 °C

  (c) the y-intercept is (0, 10); the x-intercept is (10, 0)

Step-by-step explanation:

(a) The graph tells you the wind chill is 6 °C when the wind speed is 4 m/s.

__

(b) The annotated point on the graph tells you the wind chill is -3.7 °C when the wind speed is 20 m/s.

__

(c) The intercepts are marked on the graph. The y-intercept is (0, 10); the x-intercept is (10, 0). These represent the temperature when the wind speed is 0, and the wind speed when the temperature is 0, respectively.

PLEASE HELP DUE IN LESS THAN 10 MINUTES. Thank you

Answers

Answer:

answer is B all the best for your exam

Step-by-step explanation:

please follow me

15. Pat and Camilla are working with expressions with rational exponents. Listed below are what each
believes to be correct. Use the properties of exponents to determine the correct answer. Write
the correct answer in the space provided.

Answers

Answer:

Step-by-step explanation:

Pat believes that [tex]\sqrt{2}+\sqrt{8}=(2)(2)^{\frac{1}{2}}[/tex]

[tex]\sqrt{2}+\sqrt{8}=\sqrt{2}+\sqrt{4\times 2}[/tex]

             [tex]=\sqrt{2}+2\sqrt{2}[/tex]

             [tex]=3\sqrt{2}[/tex]

             [tex]=3(2)^{\frac{1}{2} }[/tex]

But [tex]2(2)^{\frac{1}{2}}\neq 3(2)^{\frac{1}{2}}[/tex]

Therefore, Pat's belief is not correct.

Camilla believes that [tex]\sqrt{2}+\sqrt{8}=3\sqrt{2}[/tex]

Which is correct as we have calculated above.

Therefore, [tex]\sqrt{2}+\sqrt{8}=3\sqrt{2}[/tex] will be the correct answer.

Jeff and Brett both play basketball at the country club. Jeff is a
member, so he pays $64 a month and $2 each times he plays. Brett
is not a member, so he pays $10 each time he plays.
a. After how many visits to the basketball court will Jeff and Brett's
bills be the same amount?

Answers

Answer:

8 times

Step-by-step explanation:

2 x 8 = 16

64 + 16 = 80

10 x 8 = 80

How do I do this problem

Answers

All of the angles in a triangle equal 180° so if the first 2 angles are 60°, combined that equal 120°, leaving 60° left. X= 60°

Every day the Washington pet store uses 3/4 of a bag of dog food to feed the dogs his many days will 1 1/2 bags of dog food last

Answers

Answer:

2 days

Step-by-step explanation:

I am a two digit number
My ones digit is equal to 7minus 3
My tens digit and my ones when added together equals to an even number
What number am I?

Answers

I think 14, because 7-3=4 and then 10+4= and even number

3x-29=6x-7 what is x

Answers

Answer:

Step-by-step explanation:

You want to get x on one side and the constants on the other. First subtract both sides by 3x to get:

-29 = 3x - 7

Now add 7 to both sides to get:

-22 = 3x

Divide each side by 3 to get:

x = -22/3

3x-29=6x-7
-6. -6
-3x-29=-7
+29 +29
-3x=22
x=-22/3

A manufacturer who is considering the implementation of a one-week training program for all new employees decides to test the program with the next 100 employees hired, and then compare their productivity rate to the productivity rate of new employees based on past records–a rate that is normally distributed with a mean of 60 and a standard deviation of 8. The new program needs to produce a minimum improvement of 4 to be considered worthwhile. What is the comparison distribution's standard deviation?

Answers

Answer:

0.8

Step-by-step explanation:

From the given information:

The population mean = 60

The standard deviation = 8

The sample size = 100

The sample distribution which follows a normal distribution is the set of values ​​taken by this statistic on each sample from the same population.

The standard deviation of the comparison distribution's = [tex]\dfrac{\sigma}{\sqrt{n}}[/tex]

The standard deviation of the comparison distribution's = [tex]\dfrac{8}{\sqrt{100}}[/tex]

The standard deviation of the comparison distribution's = 8/10

The standard deviation of the comparison distribution's = 0.8

PLEASE HELP ME FAST
1. Given the diagram to the right and information below, determine which lines, if any are parallel. State the converse that justifies your answer

Answers

Answer:

Step-by-step explanation:

              Given                   Parallel lines                 Converse

a). ∠13 ≅ ∠17                           a║c                  Corresponding angles

b). ∠4 ≅ ∠9                             b║e                  Exterior alternate angles

c). m∠19 + m∠22 = 180°         a║b                  Same side exterior angles

d). ∠8 ≅ ∠19                                                     Vertical angles.

e). ∠10 ≅ ∠23                         b║c                   Alternate angles

f). m∠14 + m∠17 = 180°           a║c                   Same side Interior angles

!!!!PLEASE HELPPPP ITS DUE SOON!!!!

Answers

Answer:

can u  please attach the photo

Step-by-step explanation:

i cannot see it clearly

Which are correct representations of the inequality -3(2x - 5) < 5(2-x)? Select two options. A)x< 5
B)-6x - 5 < 10-X
C)-6x + 15 < 10 - 5x
D)6 -3 1 2 3 5 6 7
E)-7-6 --5 4 3 2 1 1 2 3​

Answers

Answer:

C and D or 3 and 4 0-0

Step-by-step explanation:

Answer:

C and D

Step-by-step explanation:

EDG 2021

I have a six sided cube what is the experimental probability of rolling a six

Answers

1/6 would be the probability

A survey of radio stations was conducted following the attacks on the World Trade Center in 2001. One of the variables recorded was the region in which the station was located (east, center, or west). In addition to the variable "region," the following information was collected: the quartile of the media market (top, second, third, and fourth), state, rank (a number between 1 and 205), and share (a number between 0 and 7). The modified boxplot of station ranks above identifies how many outliers?

Answers

Answer:

The answer is "All of the answer options are correct".

Step-by-step explanation:

In the given question, the choice and the image file are missing, that is defined in the attached file, please find it.

In the given question, all choices are correct, which can be defined as follows:

Its bottom line indicates the minimal level, in which all others will be the same.  Its middle line throughout the box displays the median value, which also for both is different.   Its total boxplot length is higher for both the shore, demonstrate higher variance.

13
214
517
68
Which of the following angles are
congruent to 25? Select all that
apply.
А.
21
с
23
B
22
D 24

Answers

Answer:

D is answer

Step-by-step explanation:

please follow me

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