What is the value of r, in inches?
7 in.
B
1403
30°
D
21
X

What Is The Value Of R, In Inches?7 In.B140330D21X

Answers

Answer 1

9514 1404 393

Answer:

  A.  7√3

Step-by-step explanation:

The side length ratios in a 30°-60°-90° triangle are 1 : √3 : 2. Here, the shortest side is 7, and x is the next-longer side.

  x = 7√3


Related Questions

If $5,000 is borrowed at a simple interest rate of 4.70% p.a., calculate the interest charged for 7 months.

Answers

Answer:

Using a personal loan APR of 7.63% as an example, here's a simple breakdown of what the personal loan payment calculator can show you for a $5,000 loan and $10,000 loan.

Step-by-step explanation:

PLEASE HELP! (No links!)
What is the volume of the salt shaker??

Answers

Answer:

10

Step-by-step explanation:

The segment below is dilated by a scale factor of 5 to form N'O'. What is the
measure of N'O'?

Answers

Answer:

N'O' = 25

Step-by-step explanation:

N'O' = 5 × NO = 5 × 5 = 25

The volume of the cylinder is 13,665.28 cm³ and the height is 17 cm what is the radius

Answers

Answer:

V = π²h

r = √V/πh

r = √13,665.28cm³/(3.14)(17cm)

r =√13,665.28/53.38 cm

r = √256 cm

r = 16 cm

What is the value of x?

Answers

Answer:

[tex]21[/tex]

Step-by-step explanation:

Set up the following proportion and solve for [tex]x[/tex]:

[tex]\frac{27}{45}=\frac{x}{35},\\\\x=\frac{27\cdot 35}{45},\\x=\boxed{21}[/tex]

3/8 x 2 what would the answer be to this statement

Answers

Answer:

6/16

Step-by-step explanation:

Write an inequality to represent the situation below:
A child can be a maximum of 50 pounds to play on the playground.

ANSWERS ONLY NO LINKS PLEASE!!!!

Answers

[tex]c\leq 50\\\\(c=child)\\\\Sorry \ if \ this \ didn't \ help \ you.[/tex]

The photo has the question on

Answers

1) a=5(10)

[tex] {10}^{2} [/tex]

[tex] \div [/tex]

2

=5

[tex] \times [/tex]

100

[tex] \div [/tex]

2

=5

[tex] \times [/tex]

100

[tex] \div [/tex]

2

=500

[tex] \div [/tex]

2

=250

calculate the surface area of the net​

Answers

[tex]\red {incomplete \: question}[/tex]

The is nothing to solve


Help please I’ll give extra points

Answers

Answer:

105°

Step-by-step explanation:

The sum of all the interior angles of a triangle is equal to 180°. With that I. mind, we can write

(6x + 5) + (11x - 5) + x = 180

Collecting all similar terms, we get

18x = 180 or x = 10

They, the measure of angle Q is

Angle Q = 11x - 5 = 11(10) - 5

= 105°

Solve for x. 3(x+2)=2(2-x)

Answers

Answer: -2/5

1. Multiply out like using distributive property

3x+6 = 4-2x

2. Now just simplify

5x+6=4

5x=-2

x=-2/5

Answer:

Heyaa!!! Im Pinky! Im here to inform you that your answer is....

Step-by-step explanation:

               

                   

                       

1st. We need to Distribute:  

      3(+2)=2(2−)

      3+6=2(2−)

Just like That!

2nd. We have to Rearrange terms:

    3+6=2(2−)

   3+6=2(−+2)

3rd. Distribute One Last Time:

       3+6=2(−+2)

      3+6= −2+4

4th. Simplify:

    3=−2−2

5th. Add 2 to both sides of the equation:

      3=−2−2

      3+2=−2−2+2

6th. Simplify:

    5=−2  

7th. Divide both sides of the equation by the same term:

       5=−2

      5/5 = -2/5

8th. Solve:

  x = -2/5

        Have an Amazing day!!

~Pinky~

The sample average unrestrained compressive strength for 50 specimens of a particular type of brick was computed to be 3120 psi, and the sample standard deviation was 180. The distribution of unrestrained compressive strength may be somewhat skewed. We want to determine whether the data indicate that the true average unrestrained compressive strength is less than the design value of 3200. Test using α = 0.01.

Answers

Answer:

The p-value of the test is 0.0014 < 0.01, meaning that the data indicates that the true average unrestrained compressive strength is less than the design value of 3200.

Step-by-step explanation:

We want to determine whether the data indicate that the true average unrestrained compressive strength is less than the design value of 3200.

At the null hypothesis, we test if the mean is at the design value of 3200, so:

[tex]H_0: \mu = 3200[/tex]

At the alternate hypothesis, we test if it is less than the design value of 3200, so:

[tex]H_a: \mu < 3200[/tex]

The test statistic is:

[tex]t = \frac{X - \mu}{\frac{s}{\sqrt{n}}}[/tex]

In which X is the sample mean, [tex]\mu[/tex] is the value tested at the null hypothesis, s is the standard deviation of the sample and n is the size of the sample.

3200 is tested at the null hypothesis:

This means that [tex]\mu = 3200[/tex]

The sample average unrestrained compressive strength for 50 specimens of a particular type of brick was computed to be 3120 psi, and the sample standard deviation was 180.

This means that [tex]n = 50, X = 3120, s = 180[/tex]

Test statistic:

[tex]t = \frac{X - \mu}{\frac{s}{\sqrt{n}}}[/tex]

[tex]t = \frac{3120 - 3200}{\frac{180}{\sqrt{50}}}[/tex]

[tex]t = -3.14[/tex]

P-value of the test and decision:

The p-value of the test is the probability of finding a sample mean below 3120, which is the p-value of t = -3.14, using a one-tailed test, with 50 - 1 = 49 degrees of freedom.

With the help of a calculator, the p-value of the test is 0.0014

The p-value of the test is 0.0014 < 0.01, meaning that the data indicates that the true average unrestrained compressive strength is less than the design value of 3200.

every day amy travels 30 miles one-way to work. The park-and-ride where she catches the train is 5 miles from her home. The average speed of the train is 15 mph faster than the average speed in her car. assuming she has no wait time for the train, her one-way trip takes 45 minutes. Find the speed of the car.

Answers

Answer:

Speed= 0.6666667 miles per hour

Step-by-step explanation:

You can find the average speed of an object if you know the distance traveled and the time it took. The formula for speed is speed = distance ÷ time. To work out what the units are for speed, you need to know the units for distance and time.

Does anyone know the answer to this?

Answers

Answer:

0.4032

Step-by-step explanation:

1. We assume, that the number 72 is 100% - because it's the output value of the task.

2. We assume, that x is the value we are looking for.

3. If 72 is 100%, so we can write it down as 72=100%.

4. We know, that x is 0.56% of the output value, so we can write it down as x=0.56%.

5. Now we have two simple equations:

1) 72=100%

2) x=0.56%

where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:

72/x=100%/0.56%

6. Now we just have to solve the simple equation, and we will get the solution we are looking for.

Answer:

no

Step-by-step explanation:

your a  fattie

Please help <3
Don’t guess

Answers

Answer:

median

Step-by-step explanation:

answer is the best measure of center for this dot plot is a median

answer options d

Which equation represents a line that has a slope of 1/3 and passed through point (-2,1)?

Answers

Answer:

y=1/3x+5/3

Step-by-step explanation:

use the equation y=mx+b plug in slope for m, -2 for x and 1 for y

Can someone answer this for me

Answers

Answer:

A

Step-by-step explanation:

Only a can be the answer

Answer:

A

Step-by-step explanation:

it's the only one that seems right

4. Which of the following is an exponential function?
O f(x) = 3x^3
O f(x) = 3^x
O f(x) = 5x-6
O f(x) = 2/x​

Answers

Answer:

f(x) = 3x^3

Step-by-step explanation:

i think maybe its not but i think so

If you invest $2500 at a rate of 3.5%, how much money
will be in the account after 10 years if it is compounded
quarterly?

Answers

Answer: 3526.5

Step-by-step explanation: 2500(1+0.035)^10


The relay race is 5 kilometers long. If there are 12 racers
per team, how far would each racer need to run?a.5/12 b.12/5 c.1 2/5 d.5 1/12

Answers

Answer:

A

Step-by-step explanation:

help me plzzzzzzzzzz⏳zzzzzzzzzz

Answers

Answer:

X=41

Step-by-step explanation:

40x40 =1600

9x9=81

1600+81=1681

[tex] \sqrt{1681} [/tex]

=41

Can anyone help, I’ll give Brainly, I’m handing em out like nothing lol

Answers

Answer:

2.5

Step-by-step explanation:

50 x $0.05 = 2.5

The water level of a reservoir is 340 feet and that it is receding at a rate of 0.5 foot per day. In how many days will the water level be 26 feet?

THE RESERVOIR IS 340 FEET PEOPLE NOT 34. thanks.

Answers

Answer:

327 feet

Step-by-step explanation:

Please help me with this Math question.
Each win is worth 3 points.
Each draw is worth 1 point.
Each lose is worth 0 points.
Is 33 correct answer?

Answers

Answer:

33 is definitely the correct answer

Write the hourly wage 15 dollars an hour as a fraction

Answers

it can be written like this, hope this helps: $15/hour <3

The hourly wage 15 dollars an hour as a fraction is $15/1hr.

What is a fraction?

A fraction represents a part of a number or any number of equal parts.

There is a fraction, containing numerator(upper value) and denominator(lower value).

When the numerator is less than the denominator, the fraction is called proper fraction, otherwise it is called improper fraction.

A proper fraction is also called fraction which is less than 1.

And an improper fraction is ≥ 1

A mixed fraction contains a sum of whole number and a proper fraction.

Given;

wage of 1hour = $15

In fraction;

15dollars/1hour

Therefore, the answer in fraction will be 15/1

Learn more about fraction;

https://brainly.com/question/729654?referrer=searchResults

#SPJ2

There are twice as many students on Mr. Sneed's team as on Mr. Johnson's team. Together, they want to raise 360$ to buy uniforms. According to the size of their team, how much money should each team raise?

Answers

Answer:

go on MATH.WAY. it'll give you the answer and explanation

Step-by-step explanation:

If y varies jointly as x and z and y = 24 when x = 2 and z = 1, find y when x is 12 and z is 2.

A. 288
B. 48
C. 576
D. 144​

Answers

Answer:

288

Step-by-step explanation:

y= xkz

K= y/xz

= 24/2×1

= 24/2

= 12

y= xkz

= 12×12×2

= 288

Hence the value of y is 288

10 points!!!!!!!!!!!!!

Answers

Answer:

41

Step by step explanation:

 A barrel contains 56 litres of kerosene. It has two taps. One tap draws 500 ml every 6 minutes. After first 5 litres are drawn from the barrel, the second tap also starts. It draws 1 litre in every 5 minutes. How many hours will be taken in all to empty the tank?​

Answers

Answer:

The tank will empty in 4 hours.

Step-by-step explanation:

Since a barrel contains 56 liters of kerosene, and it has two taps, one tap that draws 500 ml every 6 minutes and after first 5 liters are drawn from the barrel, the second tap also starts, and it draws 1 liter in every 5 minutes, to determine how many hours will be taken in all to empty the tank, the following calculation must be performed:

0.5 x X = 5

X = 5 / 0.5

X = 10

10 x 6 = 60

1 hour = 51 liters

1 hour 30 minutes = 51 - (1 x 6) - (0.5 x 5) = 42.5

2 hours = 42.5 - (1 x 6) - (0.5 x 5) = 34

2 hours 30 minutes = 34 - (1 x 6) - (0.5 x 5) = 25.5

3 hours = 25.5 - (1 x 6) - (0.5 x 5) = 17

3 hours 30 minutes = 17 - (1 x 6) - (0.5 x 5) = 8.5

4 hours = 8.5 - (1 x 6) - (0.5 x 5) = 0

Therefore, the tank will empty in 4 hours.

There are 363 students at Meadowbrook High School. There are 10 more
freshmen than sophomores, 20 more juniors than sophomores, and seven more
seniors than freshmen. How many seniors are there at the school?

Answers

First, put each grade in terms of x. Most grades are compared to Sophomores, so I made that x

Freshmen = x + 10
Sophomores = x
Juniors = x + 20
Seniors = (x + 10) + 7 = x + 17

Then, the total number of students = 363, so we’ll make an equation that adds them all up in terms of x to equal 363

(x + 10) + x + (x + 20) + (x + 17) = 363

Combine like terms:
4x + 47 = 363
Subtract 47 from both sides:
4x = 316
Divide both sides by 4:
x = 79

The question was how many seniors there are. Seniors were x + 17, so 79 + 17 = 96
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