a classroom board is 30 inches wide and 20 inches tall. scott is putting ribbon along the outside edge of the board. how many inches will he need?

Answers

Answer 1

Answer: 100 inches

Step-by-step explanation: *warning* this is the way I do it. This might not be the best or easiest way, but it is an answer

30 inches wide

20 inches tall

30+30+20+20 = 100

you could also do 30*2 + 20*2


Related Questions

If you do this for me you’ll get brain list

Answers

Answer:

A. full line across label 6 inches

B. Full line across label 10 inches

C. Full line across label 12 inches

Part B:

A. 18.84 inches

B. 31.4 inches

C. 37.68 inches

Step-by-step explanation:

Hope this helps

3. Two triangles can be formed with the given information. Use the Law of Sines to solve the triangles.
A = 55°, a = 12, b = 14 (1 point)
B = 72.90, C = 52.1°, C = 12.5; B = 107.1°, C = 17.9°, C = 12.5
B = 72.90, C = 52.1°, C = 11.6; B = 107.1°, C = 17.9°, c = 4.5
B = 17.1°, C = 107.9°, C = 10.3; B = 162.99, C = 72.1°, c = 10.3
B = 17.1°, C = 107.9°, C = 13.9; B = 162.99, C = 72.1°, C = 13.9

Answers

9514 1404 393

Answer:

  (b)  B = 72.90, C = 52.1°, C = 11.6; B = 107.1°, C = 17.9°, c = 4.5

Step-by-step explanation:

Sometimes, the best way to answer a multiple-choice question is to see which choices are self-consistent.

__

Side lengths and their opposite angle measures in a triangle have the same ordering, least to greatest. It is informative to look at the answer choices with this in mind.

1a. C < A < B; a < c < b . . . . inconsistent

2a. C < A < B; c < a < b.

2b. C < A < B; c < a < b . . . . consistent

3a. B < A < C; c < a < b . . . . inconsistent

4a. B < A < C; a < c < b . . . . inconsistent

Only answer choice 2 is self-consistent. It is the correct one.

Can someone answer me I don’t get it

Answers

Answer:

B, C and F

Step-by-step explanation:

Negative numbers go farther and father to the left on a number line the higher in value they get.

What is the slope of the line that passes through the
points (2, 6) and (2, 9)?
0
3
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Answers

3? Idek tho d deff ygybvhfff

Suppose the heights of the members of a population follow a normal distribution. If the mean height of the population is 68 inches and the standard deviation is 4 inches, 68% of the population will have a height within which of the following ranges?

Answers

Answer:

68% of the population will have a height between 64 and 72 inches

Step-by-step explanation:

According to the Empirical Rule, 68% of the population will have a height within the range of 1 standard deviation of the mean. This means that the range of possible heights for 68% of the population is between 68-4(1)=64 inches and 68+4(1)=72 inches

The 6 students in Mrs. James' class were asked how many minutes It takes them to get to school in the morning. Here is what they answered:
15, 8, 7, 7, 11, 13
Find the mean and median travel times for these students.
If necessary, round your answers to the nearest tenth.
Mean: 1 minutes
x
3
?
Median: minutes
Explanation
Check
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Answers

Answer:

mean = 10.2 minutes

median = 9.5 minutes

Step-by-step explanation:

To find the mean, add up all of the results and then divide by the number of students in the sample. Therefore, the work should look like this: 15+8+7+7+11+13=61  --> 61/6=10.1666667

To find the median, order the results from least to greatest and then notice which number is the middle value. Since there is an even number of students in the sample, you will find that both 8 and 11 are the middle values when you put them all in numerical order (7, 7, 8, 11, 13, 15). Therefore, you must find the average of those two number in order to get the median. (8+11=19 --> 19/2=9.5)

A classroom board is 48 inches wide and 32 inches tall.
Aba is putting ribbon along the outside edge of the board.
How many inches of ribbon will she need?
32 inches
48 inches
А
160 inches
B
112 inches
с
80 inches
D
65 inches

Answers

The amount of ribbon needed is the perimeter of the board 2 x length + 2 x width
Answer is A 160 inches

how many hundreds are in 200 + 10 + 6​

Answers

Answer:

1

Step-by-step explanation:

Answer:

2?

Step-by-step explanation:

In a children's story, a young girl finds that one bowl of soup is too hot, another is too cold, and a third bowl is just
right. Further study reveals that the temperature of the soup bowl that the young girl declared to be just right was
100°F. A researcher would like to test the hypotheses How=100 versus Hou* 100 where ji = the true mean
temperature of all bowls of soup. A 95% confidence interval based on a random sample of 30 bowls of soup is
(100.9, 102.3). Using this interval, can the researcher reject the null hypothesis?
Yes, the null hypothesis can be rejected at the significance level a = 0.05, because 100 is not contained in the and
95% confidence interval.
Yes, the null hypothesis can be rejected at the significance level a = 0.01, because 100 is not contained in the
95% confidence interval.
No, the null hypothesis cannot be rejected at the significance level a = 0.05, because 100 is not contained in the
95% confidence interval.
No, the null hypothesis cannot be rejected at the significance level a = 0.01, because 100 is not contained in the
95% confidence interval

Answers

Answer:

A, Yes, the null hypothesis can be rejected at the significance level α = 0.05, because 100 is not contained in the 95% confidence interval.

Step-by-step explanation:

What’s the answer (no link I give brainly)

Answers

Y intercept has to be 15 because when x is zero y is 15, so either G or J, when we go ten miles, the gallons reduce by .4 so the slope is -.4/10 which is the same as -1/25 so the answer is G.

please help me with this equation

Answers

Ok
First we need to find x

9 < 4x - 7

Since the equation is not set up properly we need to switch it from right to left.

7 - 4x > 9

Now we solve

7 - 4x > 9

First we add 7 on both sides

7- will be 7+

-7+7 =0

9 + 7 = 16

Next we divided 4 on both sides

4/4=0 ( I know it should be 1 but that’s how it goes)

16/4= 4

So x=4

Equation

X > 4

this symbol > on a time line always must be open.

Since the symbol is facing left on the time line it must face the opposite side which is right.

So the answer is D

I hope this helped, have a nice day

Which pair of expressions are equivalent?
O 4(x + 5) + 4x and 12x + 14
5a +3 (a + 4) and 6a +7
5 + 6 (a + 3) and 6a + 23
O 5 (a + 3) + 2a and 8a +3

Answers

Answer:

The third one is the answer

Help me pls thanks so much

Answers

Answer:

A) 5 in

B) 3.93 in

C) 11.8 in

Step-by-step explanation:

A) 10π/π = 10in diameter

10/2 = 5 in radius

B) 10π/8 = 3.93 in

C) 3.93 x 3 = 11.8 in

The question is in le picture below U-U

Answers

Answer:

30%

Also I LOVE THE EMMA PIC!!!!!!!!

What is the total of 12 monthly payments of 100.00 including tax

Answers

Answer:

The monthly payments of said financing plan will be $8.33.

Step-by-step explanation:

To determine what is the total of 12 monthly payments of $ 100.00 including tax, the following calculation must be performed:

100/12 = X

8.33 = X

Therefore, the monthly payments of said financing plan will be $8.33.

PLEASE HELP ME!!!!! I REALLY NEED HELP!!!!!
Which coordinates represent point E? (3, 7) (4, 8) (7, 3) (8, 4)

Answers

Answer:

Hello! answer: 4, 8

Step-by-step explanation:

Remember x is before y so we go to 4 then up 8 hope that helps!

Which inequality is equivalent to |x-4/<9?
- 9> X-4 < 9
0.9< X - 4 < 9
OX-4<-9 or X-4 < 9
X – 4 >-9 or x 4 < 9

Answers

Answer: x-4>-9 or x-4<9

Step-by-step explanation:

The correct option for the given inequality is x-4>-9 or x-4<9

What is an inequality?

A relationship between two expressions or values that are not equal to each other is called inequality.

Given an inequality, |x-4| < 9

Using the rule, if |x| < a then, -a < x < a.

Therefore,

|x-4| < 9

-9 < x-4 < 9

x-4 > -9 or x-4 < 9

Hence, The correct option for the given inequality is x-4>-9 or x-4<9

For more references on inequality, click;

https://brainly.com/question/28823603

#SPJ2

Find 59.2% of 250................................................

Answers

Answer:

148

Step-by-step explanation:

59.2/100x250

Would someone help me pls ?

Answers

the first option is the right one

find m 135°
125°
55°
100°

Answers

Answer:

answer: m = 125

Step-by-step explanation:

parellograms add up to a total of 360 so m = 125 because 125 + 125 + 55 + 55 = 360 Hope this helps!

Step-by-step explanation:

here's your solution

==> sum of corresponding angles of parallelogram = 180°

==> angle J + angle k = 180°

==> 55° + k = 180°

==> k = 180° - 55°

==> k = 125°

[tex]hope \: it \: helps[/tex]

Why should you write everything down instead of doing the math in your head?

Answers

Answer and Step-by-step explanation:

It ensures that you don't accidently skip a step or get confused by which numbers are being used. By writing it down, it allows you to look back and see if you answer was correct or incorrect.

For example:

On a test, you need to do a complicated math problem that you know you can do in your head. It would still be a good idea to write down the process, so that you can see in front of you the numbers you get and results. If it is incorrect when checking over you answers, then you can go through the steps you made to see where you made a mistake.

#teamtrees #PAW (Plant And Water)

Answer:

Because when you need to use this information in the future it will be in your notebook/binder. When you study each lesson you will have the answers in your notes for when you do a Test or quiz. When doing math in your head it is called mental math but it is only used when needed.

Step-by-step explanation:

- chicken box

how do you divide a square in half by connecting two vertices?

Answers

Answer:

diagonally.

Step-by-step explanation:

the vertices are the corners or angles. square has four angles. if you have to divide it in half by connecting 2 vertices, then you would just need to draw a line from one corner, diagonally to another corner. you have 2 halves that are equilateral triangles. think about a grilled cheese sandwich cut in half. make sense?

Find x. Round your answer to the nearest integer.
15
37
O A. 8
B. 6
C. 9
D. 12

Answers

The value of x in the given triangle is 12, Option C is correct.

What is trigonometry?

Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles. The field emerged in the Hellenistic world during the 3rd century BC from applications of geometry to astronomical studies.

here, we have,

from the given figure, we get,

The given triangle is a right angled triangle.

We need to find the value of x.

We know that cosx is adjacent side by hypotenuse.

Cos 37 = Adjacent side/ Hypotenuse

The value of cos37 degrees is 0.7654

0.7654 = x/15

15×0.7654=x

11.5 =x

12=x

Hence, The value of x in the given triangle is 12, Option C is correct.

To learn more on trigonometry click:

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A horticulturist working for a large plant nursery is conducting experiments on the growth rate of a new shrub. Based on previous research, the horticulturist feels the average weekly growth rate of the new shrub is 3cm per week. A random sample of 45 shrubs has an average growth of 1.50cm per week with a standard deviation of 3cm. Is there overwhelming evidence to support the claim that the growth rate of the new shrub is less than 3cm per week at a 0.050 significance level?
Find the value of the test statistic. Round your answer to three decimal places, if necessary.

Answers

Answer:

Test statistic = - 3.354

We reject H0 and conclude that the growth rate of the new shrub is less than 3cm per week.

Step-by-step explanation:

H0 : μ = 3

H1 : μ < 3

The test statistic = (xbar - μ) / (s/ √n)

Xbar = 1.50

μ = 3

s = 3

n = 45

Test statistic = (1.5 - 3) / (3/ √45)

Test statistic = - 1.5 / 0.4472135

Test statistic = - 3.354

Pvalue, using the Pvalue from Z score calculator :

Pvalue = 0.00039826

α = 0.05

Pvalue < α ; We reject H0 and conclude that the growth rate of the new shrub is less than 3cm per week.

PLEASE HELP ME. Rhombus ABCD has a diagonal BD¯¯¯¯¯.

m∠ADB=(4x−12)°

m∠CDB=(3x+6)°

What is the m∠ADC ?

Enter your answer in the box

º

Answers

Answer: 120

Step-by-step explanation: took the test and that’s the correct answer

Pls help me no weird answers pls.

Answer choices are:
A.24
B. 80
C.90
D. 56

Answers

Answer: A. 24

Step 1: Subtract 5x from both sides.
3x + 8 − 5x = 5x − 40 − 5x
−2x +8 = −40

Step 2: Subtract 8 from both sides.
−2x + 8 − 8 = −40 − 8
−2x = −48

Step 3: Divide both sides by -2.
−2x − 2 = −48 −2
x = 24

In a statistics class, students were asked how many siblings they have. The mean number of siblings for the class is 3.08 with a standard deviation of 1.61 siblings. The z-score for a student with four siblings is 0.57. Which of the following statements is the best interpretation of the z-score?

Answers

Answer:

The number of siblings for this student is 0.57 standard deviations above the mean number of siblings.

Step-by-step explanation:

yes

im bo.reddddddddddddddddddddddddddddd


plz help me

Answers

From the figure, we can notice that :

⊕   There are 4 striped blocks

⊕   The total number of blocks in the block set : 8

The ratio of striped blocks to total blocks in the block set is :

[tex]\sf{\implies \dfrac{4}{8}}[/tex]

[tex]\sf{\implies \dfrac{1}{2}}[/tex]

[tex]\sf{\implies 1 : 2}[/tex]

Answer : B

I need answers ASAP please

Answers

Answer:

22

Step-by-step explanation:

Just count the units around it,

it's kind of blurry so you should just double check in case.

what is E and F i really need help please no bots

Answers

Answer:

be happy

Step-by-step explanation:

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