Arc CD is One-fourth of the circumference of a circle. What is the radian measure of the central angle?

StartFraction pi Over 4 EndFraction radians
StartFraction pi Over 2 EndFraction radians
2π radians
4π radians

Answers

Answer 1

Answer:

Answer is b

Step-by-step explanation:

just did it


Related Questions

PLS HELP What type of line is PQ¯¯?
A. side bisector
B. median
C. altitude
D. angle bisector

Answers

Answer: Altitude

Step-by-step explanation:

Altitude is perpendicular line made from vertex to side

The line PQ is the altitude, the correct option is C.

What is a Triangle?

A triangle is a polygon with three sides, three vertices and three angles.

The Triangle PSR is an obtuse angle triangle,

The line PQ makes 90 degree with the line SR extended up to Q.

The line is the height of the triangle.

To know more about Triangle

https://brainly.com/question/2773823

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the length of a rectangle is three times that of the width. the perimeter of the rectangle is 32 cm. what is the width of the rectangle (answers are A- width = 2cm B- width 3cm C- width 4cm)

Answers

Answer:

c

Step-by-step explanation:

Choose all of the angles that are coterminal with -150°.

150°
-510°
210°
-210°
570°

Answers

I'm pretty sure u chose all the ones with - in it

3 · (7 – 2) – 23 – (10 – 4) : 9

Answers

Answer:

-14:9

Step-by-step explanation:

Given :

3 · (7 – 2) – 23 – (10 – 4) : 9

Now,

3 · (7 – 2) – 23 – (10 – 4) : 9

21-6-23-6:9

21-35:9

-14:9

Answer will be -14:9

frjrjrjeiejejirjrjxjsirofosieir fhdsokwkejrr dbdosoowk

Find the area of trapezium

Answers

4+8=12
12x6=72
72/2=36cmsquared

Answer:

A=36

Step-by-step explanation:

A=1/2(a+b)h

=1/2[(4+8)6]

=1/2[(12)6]

=1/2(72)

=36

please help !!! i don’t know how to write down the number of tiles :(

Answers

Figure 0 has 3 tiles, 1 has 5, 2 has 7, 3 has 9, 4 has 11

Select the correct answer.
Justin weighs 15 pounds less than Greg weighs. Half of Greg’s weight is 75 pounds less than Justin’s weight. How much does each of them weigh

Answers

Answer:

Greg weighs 180 pounds

Justin weighs 165 pounds

The area of the base is 15cm. The height is 6 cm. What is the volume of the rectangular prism?

Answers

Answer:

you don't put the L value

Use the Pythagorean theorem to classify the triangle
formed by the three fences. Which is true about the
numbers 5, 12, and 13?

Answers

Answer:

they are equal

Step-by-step explanation:

The triangle with sides 5, 12, 13 is a right triangle because

a^2+b^2 = c^2

5^2+12^2 = 13^2

25+144 = 169

169 = 169

I'm using the pythagorean theorem converse.

Solve for the variable: p - 4.2 = 2. Show your work

Answers

Answer:

6.2

Step-by-step explanation:

P - 4.2 =2

we have to no separate the variables and constants

so , when we move 4.2 to the other side ( other side of 2) it will be something like this

p = 2+4.2

as you can wee when we moved 4.2 to the other side the operation changed from ,minuus to plus sign .

now just do what it says

formula :

=p-4.2=2

=p = 2+4.2

= 2+ 4.2= 6.2

so,

p=6.2

write the formula , I think no need to write explanation

A surveyor is using indirect measurement to find the height of a cliff. He is 4 feet tall and is standing 32 feet away. How tall is the cliff?

Answers

Answer
Step by step explanation

Answer:

256 ft

Step-by-step explanation:

[tex]\frac{x}{32} =\frac{32}{4}[/tex]

cross multiply

4x = 32(32)

4x = 1024

x =256

256 ft

Quel nombre obtient-on avec le programme de calcul cicontre, si l'on choisit comme nombre de départ −7 ? Programme de calcul Choisir un nombre de départ. Ajouter 2 au nombre de départ. Élever au carré le résultat.

Answers

Répondre:

25

Explication étape par étape :

La question exigeait qu'un numéro de départ soit choisi ; 2 ajoutés au numéro de départ et le carré du résultat est effectué :.

Numéro de départ = - 7

Ajouter 2 à - 7

2 + - 7 = 2 - 7 = - 5

Carré du résultat /

-5² = 25

Two positive numbers have a difference of 21. The larger number is five more than twice the smaller. Find the two numbers.

Answers

Answer:

X = 29

Y = 8

Step-by-step explanation:

X - y = 21

X = 2y + 5

Substitute:

2y+5-y= 21

2y = 16

Y = 8

X-8 = 21

X = 29

One is 29 and one is 28

Which of the following would be the most logical first step to solving this
quadratic equation?
x2 - 5x + 6 = 0
A. Add -6 to both sides.
B. Take the square root of both sides.
C. Use the zero product rule to set up smaller equations.
D. Factor the left side.

Answers

Answer:

D)Factor the left side

Step-by-step explanation:

(x-2)(x-3)

PLZZ THIS IS DUE
Module 8: Directions: Respond to this question to demonstrate your understanding of the topic/content. Be sure to provide adequate and relevant details learned in the module to support your response. Pay close attention to organizing your response so it makes sense and uses correct grammar. Your response should be at least 5-7 sentences at a minimum.



Question: Explain what a chord is and determine if a diameter is or is not a chord?

Answers

A chord is a line segment. This line segment goes from one point on a circle to another. A diameter perfectly exemplifies a chord. The diameter of a circle goes from one end of the circle to the other. Chords aren’t necessarily diameters though, as don’t have to go the full diameter of the circle to be chords.

Rewrite y +2> +(6x –9) to isolate the y-term.
Rewrite y +2>2(6x-
Helppppp

Answers

Given:

The inequality is:

[tex]y+2>\dfrac{1}{3}(6x+9)[/tex]

To find:

The inequality after isolating the y-term.

Solution:

We have,

[tex]y+2>\dfrac{1}{3}(6x+9)[/tex]

On simplification, we get

[tex]y+2>\dfrac{1}{3}(6x)+\dfrac{1}{3}(9)[/tex]

[tex]y+2>2x+3[/tex]

Subtracting 2 from both sides of the above inequality, we get

[tex]y+2-2>2x+3-2[/tex]

[tex]y>2x+1[/tex]

Therefore, the required inequality is [tex]y>2x+1[/tex].

Faith makes greetinli cards with colored paper. She plans to make 1/5 of the cards out of red paper. She
has 25 sheets of colored paper in all. If she uses all the colored paper she has, how many sheets are a
color other than red?

Answers

20 because 1/5 of 25 is 5 so five from twenty-five would be 20!

Find a point on the line and the line's slope.
y+4=-3/2(x+7)

Answers

Answer:

The slope is 3/2 and a point on the line is (-7,-4)

Step-by-step explanation:

Point slope form of a line is

y -y1 = m(x-x1) where m is the slope and (x1,y1) is a point on the line

y+4=-3/2(x+7)

y - -4 = 3/2 ( x - -7)

The slope is 3/2 and a point on the line is (-7,-4)

Is this true or false???!!!

Answers

Answer:

It is true

Step-by-step explanation:

Hopes this help

I believe its true! Here is the equation on my graphing calc. It definitely has an “S” shape to it. Hope this helps!!

The LCM of two numbers is 48. The number one in the ratio 2:3. Then Sum of the numbers is:

a) 16
b) 14
c) 32
d)28​

Answers

Answer:

40

Step-by-step explanation:

Let the numbers be 2x and 3x

Then their L.C.M. = 6x

BUT also their LCM=48

6x=48

x=48/6

x=8

So,

First number=2x=2x8=16

Second number=3x=3x8=24

The numbers are 16 and 24.

Hence required sum =(16+24)=40

So none of the options are correct

What does a variable represent? Pls help

Answers

Answer:

A number we don't know

Step-by-step explanation:

A variable is a quantity that may change within the context of a mathematical problem or experiment. Typically, we use a single letter to represent a variable. So the answer should be A

Can you please help me ASAP

Answers

Answer:

x=35 this is your answer

Helppppp pleaseeeeee!!!!!’

Answers

Answer:

[tex]\text{(a) }\$10,080,\\\text{(b) }\$11,289.60,[/tex]

Step-by-step explanation:

Since interest is compounded annually, the amount of money the account has after [tex]n[/tex] years is given by [tex]y=9,000\cdot 1.12^n[/tex].

(a) After 1 year, [tex]n=1[/tex]:

[tex]9,000\cdot 1.12^1=\boxed{\$10,080}[/tex]

(b) After 2 years, [tex]n=2[/tex]:

[tex]9,000\cdot 1.12^2=\boxed{\$11,289.60}[/tex]

Witch statement about a quadrilateral is true 1. A rhombus has exactly one pair of parallel sides. 2. A trapezoid has two pairs of parallel sides. 3. All rectangle are squares. 4. Some rhombus have four right angles

Answers

Answer:

Statement 4 is true.

Step-by-step explanation:

- Statement 1 is false because a rhombus has 4 equal sides with 2 pairs being parallel to each other.

- Statement 2 is false because a trapezoid usually has only 2 sides that are parallel while the other 2 are not parallel. Thus it has only a pair of parallel sides.

- A square must have all 4 sides equal. But rectangles don't have all 4 sides equal and so the statement is false.

- Rhombus has all 4 sides equal and where it has all interior angles as right angles, it is called a square. Thus, some rhombus have all 4 interior angles as right angles.

Please help me with number ten and twelve

Answers

Answer: [tex]93,\ 34^{\circ}[/tex]

Step-by-step explanation:

Given

For figure (i) both triangles are congruent

[tex]\therefore 8x-27=4x+33\\\Rightarrow 8x-4x=33+27\\\Rightarrow 4x=60\\\Rightarrow x=15[/tex]

[tex]\Rightarrow PQ=8x-27\\\Rightarrow PQ=93[/tex]

For figure (ii)

Two triangles WXZ and WZY are congruent

[tex]\therefore 9x-28=5x-8\\\Rightarrow 4x=20\\\Rightarrow x=5^{\circ}\\\Rightarrow \angle YWX=2(9x-28)\\\Rightarrow \angle YWX=2(17)\\\Rightarrow \angle YWX=34^{\circ}[/tex]

Macy's buys a coat from the manufacturer for $22.00. They markup the coat by 75%. Ms. Tonyes buys the coat and uses a 15% off coupon. How much does Ms. Tonyes pay for the coat before tax?

Answers

Answer:

Toney buys the coat for $ 14.8.

Step-by-step explanation:

Cost of coat =$ 22

Mark up by 75 %

discount = 10 %

Let toney pay $ R for the coat.

So, according to the question

R + 75 % R = 1.75 R

Now the cost is

1.75 R - 15 % of 1.75 R = 22

1.75 R - 0.2625 R = 22

R = 14.8

So, he buy the coat for $ 14.8.  

Helpppppp please I need this

Answers

to calculate the slope, you should solve this: (15-5)/(21-7) :) hope it helps

John wants to know his class’s favourite TV show, so he surveys all of the boys. Will the sample be representative or biased?

Answers

the sample will be biased

The sample will be biased.

What is bias?

Bias is a disproportionate weight in favor of or against an idea or thing, usually in a way that is closed-minded, prejudicial, or unfair. Biases can be innate or learned. People may develop biases for or against an individual, a group, or a belief. In science and engineering, a bias is a systematic error.

Here, we have,

John wants to know his class’s favourite TV show, so he surveys all of the boys.

now, we get,

The sample will be biased.

to learn more on bias click:

brainly.com/question/28748065

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If X and Y varies inversely, what would the value of X be? (-9,4) (x,-12)

Answers

Answer:

Use papa math

Step-by-step explanation:

Use papa math

A city has a population of 340,000 people. Suppose that each year the population grows by 5.25%. What will the population be after 15 years?

Answers

Answer:

Future population = 720800

Step-by-step explanation:

Below is the calculation of population after 15 years.

Given the present population = 340000

Growth in population = 5.25%

Use below formula to find the values:

Future population = Present population ( 1 + r)^n

Future population = 340000 ( 1 + 5.25%)^15

Future population = 340000 (2.15)

Future population = 720800

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