The second hand of a clock is 10 inches long. Find the linear velocity of the tip of the second hand

Answers

Answer 1

Answer:

10 inches/hour

Step-by-step explanation:

The tip moves clockwise in a circle of radius 10 inches.  The linear velocity is v = rω, where r is the radius and ω the angular velocity.  

This comes out to v = (10 inches)(1 revolution per hour) = 10 inches/hour


Related Questions

30 POINTSSS !!!! WILL MARK BRAINLLEST !!!!


During 16 seasons in the NHL, Wayne Gretzky scored 50% more points than anyone who ever played professional hockey. He accomplished this amazing feat while playing in 280 fewer games than Gordie Howe, the previous record holder. Here are the number of games Gretzky played during each season:

79 82 80 80 74 84 84 79 64 78 73 78 74 86 45 53
Create a box and whisker plot for this data
Determine whether or not there are outliers present
In the form of a paragraph, explain in complete sentences the steps necessary to create the box and whisker plot and to determine whether or not outliers are present. Complete your work in the space provided or upload a file that can display math symbols if your work requires it.

Answers

The shape is skewed to the left since there are more numbers on the right than on the left (i.e., there is a tail on the left).

All but three numbers are less than 70. Only one number is in the 60s and no numbers are in the 50s. The numbers 45 and 48 are very likely to be outliers. He might have injuries in these seasons that caused him to play fewer games than usual.

Please help ASAP I will mark you brainleist

Answers

Answer:

$1.75

Step-by-step explanation:

Answer:

The answer is D

Step-by-step explanation:

i hope this helps, please mark as brainliest if so!

I’m just doing this cus I’m forced

Answers

6 days.. 1/8 x 6= 6/8 which would reduce to 3/4

DON'T answer if you don't know.
Do you guys actually know how to give brainless.

Answers

to give a brainliest, you can look in the upper-right corner of the answer and see a crown. if you click that, it will then mark that question as brainliest answer for your question.

Answer:

There has to be 2 answers

You can have to have any rank above beginner

When 2 answers there will be a thing next to the thanks button saying 'mark as brainliest'

↪  Press that

Step-by-step explanation:

Hope this helps. :)

casey's den is 10feet longer than it is wide. If the​ den's area is 119 square​ feet, what are the dimensions of the​ room?

Answers

Answer:

The width is 7ft and the length is 17 ft

Step-by-step explanation:

Let w represent the width of the room and L represents the length of the den.

Given that:

caseys den is 10feet longer than it is wide

Then;

w + 10 = L ---- (1)

The area of the den = 119 ft²

Area = w × L

119 = w × L  ---- (2)

From equation (1);

let w = L - 10.

Now we can replace the value of w into equation (2)

i.e.

(L - 10) × L = 119

L² - 10L - 119 = 0

(L + 7) ( L - 17) = 0

L + 7 = 0 or L - 17 = 0

L = - 7 ft  or L = 17 ft

Recall that:

w = L - 10

w = -7 - 10    or    w = 17 - 10

w = -17         or     w = 7 ft

The area of the den can now be:

Area = -17 ft × - 7ft   or       17ft ×  7 ft

Area = 119 ft²           or        119 ft²

Since it is ideal to use the positive integer,

Then the width is 7ft and the length is 17 ft

Solve: 9 + 11| + |-1|

Answers

Answer:

21

Step-by-step explanation:

9+11+|-1|

9+11+1

21

Answer: 21

Step-by-step explanation: the absolute value of any number will be positive so the absolute value of -1 is one. After that all you have to do it’s add 9 and 11 which is 20 + 1 which is 21

Hope this helped

Brian makes four serving of pineapple-mango juice shown in the table. Does the table of ratios show equivalent proportional relationships?

Answers

Answer:

turn the mix numbers into improper fractions. then take two fractions and multiply the numerator by the other fractions denominator. If they all result with the same name it’s proportional, if not then u get the idea

Step-by-step explanation:

oh yuh

No, the measurements in the table given are not showing equivalent proportional relationships.

What are proportional relationships?

Proportional relationships are relationships between two variables where their ratios are equivalent.

Given is a table showing, Proportional relationships for four serving of pineapple-mango juice,

           Pineapple juice                                           Mango juice

                       2                                                                [tex]1\frac{1}{9}[/tex]

                      [tex]2\frac{1}{2}[/tex]                                                                4

                       3                                                                [tex]4\frac{1}{2}[/tex]

Checking for proportional relationships;

1) Pineapple juice / Mango juice = 2 ÷ 10/9 = 9 / 5

2) Pineapple juice / Mango juice = 5 / 2 ÷ 4 = 5 /8

3) Pineapple juice / Mango juice = 3 ÷ 9/2 = 2 / 3

As we see, that all three proportions are not equal.

Hence, we can that the given relations are not equivalent proportional relationships.

For more references on proportional relationships, click;

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What is the value of x in the solution to this system of equations? y + 2x = -1 y = 3x+4?

Answers

Answer:

x = -1

Step-by-step explanation:

y + 2x = -1

Subtract 2x from both sides;

y = -2x - 1

y = 3x + 4

-2x - 1 = 3x + 4

Subtract 3x from both sides;

-5x - 1 = 4

Add 1 to both sides;

-5x = 5

Divide both sides by -5

x = -1

what is m A.18
B.54
C.126
D.108

Answers

what’s the equation that has m incorporated?

Help i only have a day. 5% of what number is 12? Round your answer to the nearest tenth place if necessary. (Use any method to solve this question, but you must show work)

Answers

Answer:

240

Step-by-step explanation:

So here’s the step by step (for the show your work thingy)

so we can write an equation

0.05x=12

We use 0.05 becuase 5 percent is basically 5/100 and the x is used becuase we don’t know what the number is and the =12 is for the number that came out as a final result

ow we can solve the equation

x=12/0/05

x=240

Final answer is 240

A group of 35 students are going on a field trip to the movies. The total cost for the tickets is $123.15. About how much money will each student need to pay for a ticket?

Answers

Answer:

about 4 dollars :)

hope this helps

what linear equation is not represented by the graph?

Answers

Answer:

D or y=-2x+4

Step-by-step explanation:

In the graph the y intercept is 2.

In y=-2x+4 they y intercept is 4 so this is not represented by the graph.

Answer:

D. y = -2x + 4

Step-by-step explanation:

When setting up the equation in slope-intercept form (y = mx + b), the 'b' variable represents the 'y' value where the line intercepts the y-axis. The 'm' represents the slope, which is the rate of change. If D was the correct answer, then the line would be placed higher up and would have been tilted down more.

A recipe calls for 1/2 cup of sugar and 1/3 cup of cinnamon. What is the measure of the
two ingredients combined?

Answers

Answer:

5/6 cup

Step-by-step explanation:

1/2+1/3

Please help me with this question

Answers

Answer:

C

180(.6) because 40% off is 0.4 and what is left over is 60% or 0.6. When you multiply this you get 108. 5% sales tax is a 5% increase, so multiple 108(1.05) and you get $113.40.

Answer the following automotive services question.
Voltage = 12 v
Current = 0.6 amps
Resistance = ohms

Answers

Answer:

V=RI

R=V/I

R=12/0.6

=12×10/6

=20 ohm s

PLEASE I NEED HELP!!!
5
1
2** 2X=10
19
Х
22
The value of x is

Answers

Answer:

x=-7

Step-by-step explanation:

Please help me!! Please!!

Answers

Answer:

2

Step-by-step explanation:

it makes more sense and what was the last answer?

What is the value of x?
A=2
B=4
C=5.5
D.7

Answers

I think D or B I believe

Each group of students receives a bag that has 4 red cubes, 10 green cubes, and 6 blue cubes. Each group makes 20 pulls, replacing the cube after each pull, with the results shown below. Is the experimental probability of pulling a red cube greater than, less than, or equal to the theoretical probability of pulling a red cube?

Answers

Answer:

You stated the question, "Is the experimental probability of pulling a red cube greater than, less than, or equal to the theoretical probability of pulling a red cube?

Step-by-step explanation:

Therefore, this question makes no sense.

Solve the equation

-5(6r- 8) +14= -6

DUE IN 10 MINUTES BEST ANSWER GETS BRAINLIEST TROLL ANSWERS GETS REPORTED ​

Answers

Answer:

r=2

Step-by-step explanation:

Answer: Hope this helps!

Step-by-step explanation:

-5*6r=30r

-5*-8=40

40+14=54

30r+54=-6

-54         -54

30r=-60

/30    /30

r=2

Add 6z+2 and 7-4z
Show your work please

Answers

Answer:

2z+9

Step-by-step explanation:

(6z+2)+(7-4z)

Combine like term

6z-4z  + 2+7

2z+9

in a sample 3/15 of the computers were defective which of thr following anwer choices represents 3/15 as a decimal​

Answers

Answer:

.20

Step-by-step explanation:

3/15 -- lets simplify

3/15 = 1/5, which is 20% or .20

3/15 as a decimal is 0.2!

Write a real-word problem that can be represented by the equation x+26=43

I need this back quick plss

Answers

if you and a friend have 43 oranges in total and you have 26. how many does your friend have?

Answer:

Step-by-step explanation:

A friend earn money from raking leaves for a neighbor and said his parents gave him $26 for washing their car. If now he has $43, how much money he made from raking leaves?

What is the length of the line?

Answers

Using the Pythagorean theorem, the length of the line is: √45 = 6.7 units.

How to Find the Length of a Line Using Pythagorean Theorem?

The Pythagorean theorem is the equation that describes how the lengths of the three sides of a right triangle relate to each other. If a and b are smaller legs, and c us the hypotenuse of the triangle, the Pythagorean theorem states that:

c² = a² + b².

Consider the line above to be the hypotenuse of a right triangle that is formed by the rise and run of the line.

Rise = a = 3 units

Run = b = 6 units

Line = c

Therefore:

c² = 3² + 6²

c² = 9 + 36

c² = 45

c = √45

c = 6.7 units.

Learn more about Pythagorean theorem on:

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Please help I only have a few minutes left

The graph shown represents the amounts
that Billy and Johnny earn
mowing lawns. Johnny earned $10 for edging his mother's yard. After
how many hours will it take for both boys to earn the same amount?

Answers

Answer:

4 because that's where the lines intercept

Use the coordinates of the labeled point to find the point-slope equation of
the line.
I NEED NOW

Answers

Answer:

A. y + 5 = -4(x - 2)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Slope Formula: [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Point-Slope Form: y - y₁ = m(x - x₁)  

x₁ - x coordinate y₁ - y coordinate m - slope

Step-by-step explanation:

Step 1: Define

Find points from graph.

y-intercept (0, 3)

Point (2, -5)

Step 2: Find slope m

Substitute [SF]:                    [tex]m=\frac{-5-3}{2-0}[/tex]Subtract:                              [tex]m=\frac{-8}{2}[/tex]Divide:                                 [tex]m=-4[/tex]

Step 3: Write equation

Substitute variables into general form.

y + 5 = -4(x - 2)

y - 3 = -4(x - 0)

Determine if the equation are parallel perpendicular or neither y=-3 and y=-6

Answers

Answer:

Parallel

Step-by-step explanation:

9514 1404 393

Answer:

  parallel

Step-by-step explanation:

An equation of the form ...

  y = constant

describes a horizontal line. The two given horizontal lines are parallel.

Luis is filling his half-empty swimming pool with water at a rate of 220 gallons per hour. After 33 hours the pool contains 855 gallons of water. What is the equation in point-slope form that relates the amount of water in the pool, y, to the number of hours, x, that Luis has been filling the pool?

What is the equation in standard form?

Answers

Answer:

[tex]y - 220x = -6405[/tex]

Step-by-step explanation:

Given

[tex]Rate = 220[/tex]

At [tex]time = 33\ hours[/tex], [tex]gallons = 855[/tex]

Required

Determine the equation

The rate means slope (m).

So:

[tex]m = 220[/tex]

From the question, x represents time and y represents the amount of water.

So:

[tex]x=33[/tex] when [tex]y = 855[/tex]

Or:

[tex](x_1,y_1) = (33,855)[/tex]

The equation is determined using:

[tex]y - y_1 = m(x - x_1)[/tex]

This gives:

[tex]y - 855 = 220(x - 33)[/tex]

[tex]y - 855 = 220x - 7260[/tex]

Collect Like Terms

[tex]y - 220x = 855 - 7260[/tex]

[tex]y - 220x = -6405[/tex]

Hence, the equation in standard form is:

[tex]y - 220x = -6405[/tex]

There are 15 squares and 12 circles. What is the simplest ratio of circles to squares?

Answers

Answer:

4 : 5

Step-by-step explanation:

12 circles : 15 squares

divide by a common divisor = 3

12/3 : 15/3

4 : 5

I feel so idiotic right now, pls help

Answers

Answer:

6:9

9:12

reduce

2:3

3:4

make them have common denominator

8/12

9/12

8:12<9:12

6:9<9:12

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