IMPORTANT!! in a unit circle, what is the relationship between arc length and central angle?

Answers

Answer 1

Answer:

The measure of an arc refers to the arc length divided by the radius of the circle. The arc measure equals the corresponding central angle measure, in radians. That's why radians are natural: a central angle of one radian will span an arc exactly one radius long.


Related Questions

what is/are the coefficients 2x-5g+1

Answers

Answer:2 and 5 are coefficients

Step-by-step explanation:

Coefficients are the multiplicative factor of a variable in polynomials, so in the future look for numbers in front of a variable in polynomials.

18:30 as a ratio simplified, please :))

Answers

the answer is 3:5

to find it, divide both sides of 18:30 by the GCF
the GCF of 18 and 30 is 6
so, 18/6=3 and 30/6=5

the simplified ratio is 3:5

Name the triangle
Please help fast

Answers

Answer:

B. Equilateral

It is an equilateral triangle

As we can see all sides are equal.

Equilateral Triangle

Step-by-step explanation:

Decide wether the function is linear or nonlinear.
Linear function
Nonlinear function

Answers

the function is NONLINEAR

it does not follow a constant rate of change

What is another way of writing the following expression?
4 + 5 + 2

Answers

Answer:

2+4+5 or 5+4+2 it functions in all the ways Simce it is sum XD

(4+5) +2
(2+5) + 4
(4+2) + 5

2(2b+2cd)
(2+b) (2a+7)​

Answers

Step-by-step explanation:

The answer to the first one is: 4cd+4b.

The answer to the second one is: 2ab+4a+7b+14

(I'm assuming that you want to simplify)


Find the highest common factor of 35 and 8C.

Answers

Answer:

Factors of 35 = 1, 5, 7 and 35

Factors of 8= 1, 2, 4, 8.

common = 1

Square root x = 5.1?

Answers

Step-by-step explanation:

Let's solve your equation step-by-step.

√x=5.1

Solve Square Root.

√x=5.1

x=5.12(Square both sides)

x=26.01

Check answers. (Plug them in to make sure they work.)

x=26.01(Works in original equation)

Answer:

x=26.01

The piecewise function h(x) is shown on the graph.

On a coordinate plane, a piecewise function has 2 lines. The first line has a closed circle at (negative 4, negative 4) and goes up to an open circle at (negative 1, 2). The second line has a closed circle at (negative 1, 3), continues horizontally to (1, 3), and then goes down to a closed circle at (4, 0).
What is the value of h(3)?

–2
–1
1
2

Answers

Step-by-step explanation/Answer:

The value for h(3) is 1.

Coordinate (3,1)

The value on h(3) is located in the last part of the piecewise function, which starts at (1,3) until (4,0). To know the exact image of h(3), we can find the function that belongs to that piece of line, and then calculated the asked value.

So, to calculate the equation, we first have to find the slope with its definition, and then we'll use the point-slope formula to find the equation:

Therefore, the coordinates is (3,1), that is, the value for h(3) is 1.

Answer:

option c

Step-by-step explanation:

edge 2022

please help asap!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! will give brainliest!!!!!!

Answers

Answer:

X is 40

Step-by-step explanation:

Look it up

X=40 will be the answer

Pleasee help wit this

Answers

Answer:

Step-by-step explanation:

f(-9)=2(-9)²+5(-9)+20

      = 162-45+20

      = 137

Answer:

137

Step-by-step explanation:

f(-9) = 2(-9)^2 + 5(-9) + 20

= 162 - 45 + 20

= 137

answer Pls Gyys Options i ​

Answers

Answer:

Step-by-step explanation:

1301/100 is the correct answer

Ms. Potts washed 1/4 of her laundry. Her son washed 3/7 of it. Who washed most of the laundry? How much of the laundry still needs to be washed?

Answers

Answer:

Son washed moreRemaining 9/28 of the laundry

Step-by-step explanation:

Make denominators common to see the difference in fractions:

1/4 = 7/283/7 = 12/28

Son washed more laundry as 12/28 > 7/28

Together they washed:

7/28 + 12/28 = 19/28 of the laundry

Remaining part is:

1 - 19/28 = 28/28 - 19/28 =9/28 of the laundry

Step-by-step explanation:

9/28 is your answer......

The perimeter of a rectangular plot of land is 250 meters if the. Length of one side of the plot is 40 meters what is the area of the plot in square meters?

Answers

Answer:

3400 meters squared

Step-by-step explanation:

So if you know that one side 40 another has to be to. So those 2 sides add up to 80. 250-80= 170. Next, you divide 170 by 2 and get 85. Then you just multiply 40 by 85.

Having trouble solving this:

Answers

The answer will be - 2/5

Answer:

1/250

Step-by-step explanation:

0.4% in fraction form is 0.004

or 4/1000

4/1000 reduced to it's simplest form is 1/250 (divide numerator and denominator by 4)

Running at 5 miles an hour how long will it take you to go 12 miles

Answers

Answer:

2 hours and 24 minutes.

approximately 2 hours and 15 minutes

Please help! image is below

Answers

Answer:

2

Step-by-step explanation:

2 is the answer of the above

Answer:

x=5

Step-by-step explanation:

We know that corresponding sides will have the same angles. In this case it's 12 and 12+3=15. That means that larger triangle is 15/12=5/4=1.25 times larger.

So we apply that for 3x+1 as well.

1.25(3x+1)=4x

3.75x+1.25=4x

.25x=1.25

x=5

Simplify this algebraic expression.

9k + 7 - K + 4 =

Answers

Answer:

8k+11

Step-by-step explanation:

Combine like terms

9k-k

7+4

9k-k=8k

7+4=11

8k+11

pls help. 6th grade math.

Answers

Answer:

Note: If this is really sixth grade math, then im a cucumber. It's way easier than MY math, and I'm in 6th grade lol :P

Another Note: Please vote me "Brainliest", I put a lot of work into this :)

1. 40

2. 60

3. 1.35

4. 6

5. Do this yourself, it requires actually explaining and you have to use your own words. :)

6. Do this yourself, it requires actually explaining and you have to use your own words. :)

7. Do this yourself, it requires actually explaining and you have to use your own words. :)

8. 600 people

9. 4200 people

10. 149 people

11. Sahil came up with his answer so quickly because if 45 is 10% of x, then obviously 30% of x would be 45 times 3 and that is 135. Due to this, he quickly new that the number of people between the ages of 30 and 49 that voted is 135 people.

That's it, please heart my answer and vote me brainliest :)

Step-by-step explanation:

Do you really need this part? I didn't do it because it would take forever LOL

List the five ways to determine if two triangles are congruent.

Answers

Answer:

SSS (side, side, side) SSS stands for "side, side, side" and means that we have two triangles with all three sides equal. ...

SAS (side, angle, side) ...

ASA (angle, side, angle) ...

AAS (angle, angle, side) ...

HL (hypotenuse, leg)

A rectangle has a length of 2x+7 and a width of 3x+8. Write and simplify an expression for the perimeter of that rectangle.

Answers

A perimeter is a sum of lengths of sides of a lateral.

[tex]2x+7+3x+8=5x+15[/tex].

Escribir un numero entero que represente cada una de las expresiones a. Un globo aerostatico 200 m sobre el nivel del mar. b. 500 años antes de cristo. c. Una deuda de L. 600.00 d. 7 minutos de retraso e. 2 grados bajo cero f. El delfin salto 4 metros sobre el nivel del mar.

Answers

Answer:

a) [tex]h = +200[/tex], b) [tex]t = -500[/tex], c) [tex]c = -600[/tex], d) [tex]t = +7[/tex], e) [tex]T = +2[/tex], f) [tex]h = +4[/tex].

Step-by-step explanation:

a) Sea [tex]h[/tex] la distancia vertical con respecto al nivel del mar. Asúmase como positiva la distancia vertical por encima del nivel del mar. Entonces, la forma matemática equvalente es [tex]h = +200[/tex].

b) Sea [tex]t[/tex] el año con respecto al momento cuando nace el Cristo. Asúmase como positivo el año posterior al año del nacimiento del Cristo. Entonces, la forma matemática equivalente es [tex]t = -500[/tex].

c) Sea [tex]c[/tex] el balance de cuenta. Asúmase como positiva la acreencia de dinero. La acreencia es lo opuesto de la deuda. Entonces, la forma matemática equivalente es [tex]c = -600[/tex].

d) Sea [tex]t[/tex] el tiempo con respecto al instante de referencia y esperado de un evento. Asúmase como positivo el retraso. El retraso es lo opuesto del adelanto. Entonces, la forma matemática equivalente es [tex]t = +7[/tex].

e) Sea [tex]T[/tex] la temperatura con respecto al punto de referencia o de "temperatura cero". Asúmase como positiva toda temperatura mayor que ese punto de referencia. Entonces, la forma matemática equivalente es [tex]T = +2[/tex].

f) Sea [tex]h[/tex] la distancia vertical con respecto al nivel del mar. Asúmase como positiva la distancia vertical por encima del nivel del mar. Entonces, la forma matemática equvalente es [tex]h = +4[/tex].

Help help help help help help help help help

Answers

Answer: a: 23.4

Step-by-step explanation:

Answer:

A.23.4

Step-by-step explanation:

first find the volume of the tank 18x12x25=5400 then find how many gallons of water tank can hold 5400/231=23.4

hope this helps have a blessed day :)

lütfen bana yardımcı olun​

Answers

Answer:

d cevap eksiler artı oldu

Quadrilateral ABCD has side lengths of 2, 5, 7, and 12. A
new quadrilateral is created, using a scale factor of 0.25.
Which of the following are side lengths of the new
quadrilateral?
Quick first gets brainliest!!

Answers

Answer:

You didnt put any answer choices but by applying that scale factor, I got these measurements in the order you put them in. 0.5. 1.25. 1.75. 3.

Find the value of x:
A. X = 41.0
B. X = 122.0
C. X = 61.0
D. X = 120.5

Answers

Step-by-step explanation:

hope this will help you..

Which equation represents how much it would cost for any number of rides? * 1 point r = 1.50c c = r - 1.50 r = 1.50 + c c = 1.50r

Answers

C=1.50r would be the correct answer

The raito of chocolate covered carmels to choclate corvered cherries in my vault is 5 to 2 if i have 84 choclate covereds cherries how many choclate covered caramels do i have

Answers

Answer: 1 have 210   chocolate covered caramels

Step-by-step explanation:

step 1

The  ratio  of chocolate covered caramels to chocolate covered cherries in my vault is 5 to 2 which can also be written as 5:2

But the number of chocolate covered cherries =84

Total ratio is given as 5+2 = 7

Step 2

such that the total number of chocolate i had  would be gotten from

Ratio of chocolate covered cherries/ total ratio x Total chocolates = Number of chocolate covered cherries. Let X = Total number of chocolates

2/7 x X = 84

x= 84 x 7 / 2 =294

Therefore The number of chocolate covered caramels= ratio of chocolate covered caramels/ total ratio x Total chocolates =

5/7 X 294= 210

PLEASE HELP ME I NEED TO TIRN THIS IN AND I DONT KNOW HOW TO DO THIS !

Answers

Answer:

what grade is this ?

Step-by-step explanation:

Can you please help because I’m stuck

Answers

Answer:

2x+7= 3x-10

17=x

Step-by-step explanation:

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