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(This is from AMC 10 so if you answer it, Congrats! Ur rlly smart and everyone knows it :)


For how many integral values of n are the numbers 2n, 3n and 10 - n the lengths of the sides of an obtuse triangle?

Answers

Answer 1

Answer:

Step-by-step explanation:


Related Questions

Kara and Joe are planting wildflowers in their backyard flower garden. They bought a package of seeds with eight daisy seeds, thirteen sunflower seeds, and twelve bluebonnet seeds. Joe opens the package and plants one seed. What is the complement to the probability that Joe will plant a bluebonnet?

A. 18/33
B. 12/33
C. 13/33
D. 21/33

Answers

Answer:

B. 12/33

Step-by-step explanation:

Since there are 12 bluebonnets and 30 seeds in total, the ratio will be 12:33.

Answer:

Step-by-step explanation:

First you have to see how many seeds will be in total. There are 33 seeds in total and there are 12 bluebonnet seeds. I believe it would be 12/33

What is the constant of proportionality of

1. y=2.0+ 0.5x

2.y=75x
3.y=55x

4.y=320-15x

5. y= 15/60 x+30

6.y=2.25
7.y=5x+3

8.y=3-0.6x
9.y=15+ 1/2x
10.y=65x


Thank you, no fake answers please!

Comment any questions.

These are all my points .-. please do at least 5.

Answers

i don’t knowww i’m sorry love
i’m sorry i don’t know :(

6k < 100
Check all that are true.

k = 5

k = 15

k = 10

k = 20

Answers

Answer:

5, 10, and 15

Step-by-step explanation:

You can plug in every value into the equation:

6 * 5 = 30 < 100

6 * 15 = 90 < 100

6 * 10 = 60 < 100

6 * 20 = 120 >100

Find x. (Finding an angle measure given extended triangles) Please help. Thanks!

Answers

Answer:

x = 31º

Step-by-step explanation:

The verticle angle at the bottom left is 33º

The supplementary angle on the bottom right is 180 - 98 = 82

Sum of the angles in a triangle is 180

(34 + x) + 33 + 82 = 180

Combine like terms

x + 149 = 180

Subtract 149 from both sides

x = 31º

Answer:

x = 31º

The verticle angle at the bottom left is 33º

The supplementary angle on the bottom right is 180 - 98 = 82

Sum of the angles in a triangle is 180

(34 + x) + 33 + 82 = 180

Combine like terms

x + 149 = 180

Subtract 149 from both sides

x = 31º

Step-by-step explanation:

Sara makes $255 for working 15 hours and makes $680 for working 40 hours. What is the constant of proportionality (unit rate) of Sara's rate of pay per hour?
A. 15
B. 2.6 repeating
C. 17
D. 12

Answers

Answer:

C.17

Step-by-step explanation:

255/15 = 17

680/40 = 17

15*17 = 255

40*17 = 680

A rectangular certificate has an area of 54 square inches. Its perimeter is 30 inches. What are the dimensions of the certificate?

Answers

Answer:

9x4 and 9+9+6+6

Step-by-step explanation:

9x4=54

A=54 in.

P=30 in.

9+9+6+6=30

Let the dimensions of the certificate be represented by x & y

given: perimeter is 30 inches. P = 2x + 2y

and area is 54 square inches A = xy

therefore 2x + 2y = 30 & xy = 54

solving for x, put y in respect to x, by dividing both sides of xy = 54 by x. y = 54/x

substitute the y value in 2x + 2y = 30

2x + 2(54/x) = 30

multiply the value of 2(54/x) = 108/x

2x + 108/x = 30

add the two terms on the left side with a common denominator of x and multiply both sides by x

2x² + 108 = 30x ==> x² - 15x + 54 = 0 (divide each term by 2 and subtract 15x from both sides)

(x - 9)(x - 6) = 0 (factor the left side of the equation)

x = 9 or x = 6 answer for one side of the certificate.

Now find the y value.

y = 54/x therefore when x = 9 then y = 6

or when x = 6 then y = 9.

the dimensions of the certificate is 9” by 6”

A. -9 1/2
B. 1 1/2
C. 2 1/2
D. 10 1/2

Answers

The answer is b because you have go the other to get that 1 1/2

What is the area of a circle if the circumference is 80? (preferably rounded to the nearest tenth)

Answers

Answer:

A=509.3

Hope I helped tell me if the answer is correct or not

Answer:

[tex]A=509.3[/tex]

Formula:

A= [tex]\frac{c^{2} }{4π}[/tex]

If a person walks 2.3 miles in 10 minutes, how far can he walk in 1.5 hours?

Answers

Answer;


If a person walks 2.4 miles in 10 minutes, how far can he walk in 1.5 hours?
---------------
1.5 hours = 90 minutes
That's 9x the time, so the person will walk 9x the distance.
2.4*9 = 21.6 miles.
90 minutes is 9x more than 10 minutes so times 2.4 by 9 and you should get 21.6

please explain and show work- please use correct grammar!! giving brainlest if explained

Answers

Answer: The answer is 14

Step-by-step explanation: So, for every 5 books she gets, she gets two free. Here is a chart

5 books bought=2 free books

10 books bough=4 free books

15 books bought=6 free books

20 books bought=8 free books

25 books bought=10 free books

30 books bought=12 free books

35 books bought=14 free books

Every five books bought equals two free books, so if she buys 35 she would get 14, so 49 books in all. hope this helps :)

please help.... i cant fail

Answers

Answer:

divided all numbers by the hours they worked equals 18 dollars 50 cents per each worker then 6 hrs to get 100 because its shown in diagram as worker gets 111 in 6 hrs this is a logical way to determine because they all make the same amount

a class tossed coins and recorded 161 heads and 179 tails. what is the experimental probability of heads

Answers

Answer:

We can see that a coin was flipped 340 times. Heads was flipped 161. This gives us the fraction 161/340.

Now we divide.

161/340≈0.47≈47%

Our answer is B) 47%.

Step-by-step explanation:

This is not a question dont awnser it

Answers

Answer:

okay :)

Step-by-step explanation:

okay! that’s fine. I’m just doing it for the coins anyway

6c. The trip will cost $1,200. How many weeks will Sarah have to work to
earn enough for the trip?
Your answer

Answers

Answer:

Step-by-step explanation:

complete the question

So how many does she earn?

help with this math pls

Answers

K=1.5 cause 10% of 30 is 3, then divide 3 by 1/2

WILL MARK BRAINLIEST:

In triangle PQR, the measure of

Answers

It would be the same as measure of triangle RQP
It would be rqp I’m pretty sure

Help with these please. Thank you

Answers

Hope this helps

Answer:

2 )= 6 inches per day

39 divided by 6.5 = 6

Anthony makes candies. FIrst, he mixes 1 cup of cream with 2 cups of chocolate. In all, he uses 9 cups of these two ingredients

Show your work

Answers

Answer:

3 cups of cream

2 cups of chocolate

Step-by-step explanation:

9/3 = 3

1 x 3 = 3

2 x 3 = 6

6+3 = 9

Answer:

3 of cream

2 of chocolate

Step-by-step explanation:

There are 16 dogs at the dog park on a busy Saturday. 8 of them are dachshunds.
What is the probability that a randomly selected dog is a dachshund?
Write your answer as a fraction or whole number.

Answers

Answer:

8/16 or 1/2 or 50 percent.

Step-by-step explanation:

8 out of 16 dogs are dachshunds so it will be 8/16.

8/16 / 2 on both top and bottom you get 4/8 which can be /2 again and again to get 1/2

Need Help I plsssssssssssssss

Answers

Answer:

26 in²

Step-by-step explanation:

Hope this helps :)

26 inch
Hope I answer it

Mrs. Johnson just purchased a total of 12 books and magazines for her office. The total bill was $112. She spent $16 on magazines, and the books cost $12 each. How many books did she buy?

Answers

$112 - 16 = 96
96.00 divided by 12.00 = 8
The answer is 8

answer the 3rd one, please
just tell me where to draw the line

Answers

Answer:

The slope of the first line is 2/3, and y-intercept is 0

So if joeys frnd comes to joey's house, the line would have the slope of -2/3 and the y-intercept would be 80

The line would look like:

Hope this helps!

Help me please.......

Answers

Answer:

Mean

Step-by-step explanation:

The mean is usually used when the dot plots, or histograms, are symmetrical and have no outliers.

Mean :) good luck btw

At a game booth, a student gets a box of candy as the prize for winning a game. The boxes come in four colors: white, red, green, and blue. There are 10 boxes of each color. All the boxes are equally likely to be given away as prizes. Which expression shows the probability of the first winner receiving a white box and the second winner also receiving a box of the same color? (1 point)

Select one:
a. (10/40) * (9/39)
b. (10/40) * (10/39)
c. (10/40) + (9/39)
d. (10/40) + (10/39)

Answers

Answer:

a. (10/40) * (9/39)

Step-by-step explanation:

Since, the total number of white box = 10,

Red box = 10,

Green box = 10,

And, Blue box = 10,

Thus, the total number of boxes = 10 + 10 + 10 + 10 = 40

The probability of receiving white box by first winner =  White box / Total box = 10/40

Since, the replacing is not allowed ( Because, here boxes are allotted )

Thus, the remaining white box = 10 - 1 = 9,

And, the remaining total boxes = 40 - 1 = 39,

Thus, the probability of receiving white box by second winner = Remaining white box / Remaining total box = 9/39

Hence, the probability of the first winner receiving a white box and the second winner also receiving a box of the same color = 10/40 * 9/39

Which is required expression.  

help me pls plaplapasasad

Answers

Answer:

1. B = 30

2. G = 10

3. R = 10

4. M = 3

5. K = 4

6. C = 27

Step-by-step explanation:

1. Multiply by 6/5 on each side to get 30.

2. Multiply 2 on each side to get 10.

3. Add 6 on each side to get 10.

4. Divide 7 on each side to get 3.

5. Subtract 18 on each side to get 4.

6. Multiply by 3 on each side to get 27.

I gave an easy explanation, but when I say “ on each side” I mean what you do to one side you do to the other. So, for the first one to cancel it out you’d multiply 5/6 by it’s self and then multiply 5/6 on the other side of the equation or equal sign.

Hope this helps, good luck! :D

Answer:

B= 30

G= 10

R= 10

M= 3

K= 4

C= 27

Step-by-step explanation

Find the volume of the cylinder.

Answers

The answer to ur question is d respectfully

Please solve these. I'm not sure which diagram to use though.

Answers

Answer:

Use diagram number 3

Step-by-step explanation:

Choose each statement that represents a statistical question.

How many pets does your math teacher have?

How many siblings does the average student at your school have?

What was the temperature today in Atlanta at 9:00 AM?

What proportion of houses in your neighborhood have a fence?

What is the height of the Eiffel Tower?

Do you like kiwi?

Answers

Answer: statistical questions- How many siblings does the average student at your school have?

 What was the temperature today in Atlanta at 9:00 AM?

What proportion of houses in your neighborhood have a fence?

What is the height of the Eiffel Tower?

Step-by-step explanation: and yes i do like kiwi

How many siblings does the average student at your school have?

What was the temp today in Atlanta at 9:00 am?

What proportion of houses in your neighborhood have a fence?

Find the area of the figure below:

Answers

Answer:

17² ft

Step-by-step explanation:

split it into two shapes.

then multiply each shape then add both shapes together

( make sure you subtract the bigger number like 5 from 3)

17^2 ft

If you separate the two figures the first one is 1x2=2
The second figure is 3x5=15
Then add the two 2+15=17

If your bill at a restaurant is $44.33, tax is 6.5% and you want to leave a 15% tip how much $ is your total bill? Round your answer to the nearest cent.

Answers

Answer:

53.83

Step-by-step explanation:

Answer:

I believe the answer would be $53.86

Step-by-step explanation:

6.5% of 44.33 is about $2.88. Next 15% is about $6.65. Add the 3 numbers together to get a total of $53.86

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