A DVD has a diameter of 14 cm. What is the area of the DVD in square centimeters? Round your answer to the nearest hundredth.
a. 153.86
b. 43.96
c. 2461.76
d. 615.44

Answers

Answer 1

Answer:

A

Step-by-step explanation:

Area of a circle = [tex]A = \pi r^{2} \\[/tex]

R = 1/2 diameter

R = 14 / 2 = 7

A = π(7)²

A = 153.86

Answer 2

Answer:

a

Step-by-step explanation:


Related Questions

find the slope when given the following points (1 6) and (3 -4)

Answers

Answer:

Slope= (-4-6)/(3-1)

=-10/2

=-5

How do you calculate distance​

Answers

Answer:

d = st,

Step-by-step explanation:

Distance= speed times rate

If u saw my last question plz ignore the email)

Answers

Answer:

It would be A

Step-by-step explanation:

difference means subtraction, in in order to avoind PEMDAS making it the difference of 3 times 8 and x, you need to add parentheses.

sorry if that made no sense lol

Answer:

A. 3(8-x)

Step-by-step explanation:

the difference means subtracting and the times means multiple

to multiple the difference of 8 and x, you must find a way to changed the order in a way that one portion is solved before the other. you must add parenthesis to force 8 to subtract from x before 8 can be multiplied by 3.

therefore 3(8-x)

Help me with the correct answer please

Answers

Step-by-step explanation:

Since, The formula of Pythagoras is A² + B² + C²

(therefore)* let A be 8 mm

B be 6 mm

Therefore, 8² + 6² = 64 + 36

= 100

= 10( after squaring it )

Hope it helps,if it is correct like and mark me.

how do I solve the value of this​

Answers

Answer:

C=7

Step-by-step explanation:

Because it's a right angle in total we know the 2 expressions combined will equal 90.

(8c-5)+(6c-3)=90

Find a distance between (0,10) and (12,1)

Answers

Answer:

15

Step-by-step explanation:

use Pythagorean's theorem a²+b²=c²

so 9²+12²=15²

when kurt orders from a catalog, he pays 3.50 for shipping and handling in addition to the cost of the goods that he purchases. kurt paid 33.20 when he ordered six packs of socks . write and solve the equation to find the price of one pair of socks

Answers

Answer:

3.50 + 6x = 33.20

x = 4.95

Step-by-step explanation:

Solve the equation.

Can I have Brainliest?

is this correct For each equation I have to identify the values of a, b, and c that you would substitute into the quadratic formula to solve the equation.

Answers

Answer:

yes

Step-by-step explanation:

it is the correct answer good job

These are the correct answers a=3, b=8, c=4

Rose made 56 phone calls in 3 months. In the first month she made 24 calls, and in the second month she made 13 calls. How many calls did she make in the third month?

Answers

Answer:

19

Step-by-step explanation:

Call made in the 3rd month = total calls made - calls made in the first month - call made in the 2nd month

56 - 24 - 13 = 19 calls

Which set of angles is complementary?

Answers

Answer:

angles ECF and BCF

Step-by-step explanation:

How do you add images?

Answers

Click on the add button and it should show like a camera and you can chose it out of your camera roll

Answer:

Well, I've highlighted a paper clip like symbol (in pink) [click on the image - the white blank above this to view the image]. You have to click that symbol to add images.

Gerardo works at an ice cream shop each flavor of ice cream is stored in a right cylindrical tub that measures approximately 9 inches high with a radius of 5 inches Gerardo uses an ice cream scoop that makes spherical scoops of ice cream with a diameter of 2.5 inches If gerardo opens a new tub of chocolate ice cream and scoops 37 scoops of chocolate ice cream about how much chocolate ice cream in cubic inches is left in the tub

Answers

Answer:

Volume left = 404.32 cubic inches

Step-by-step explanation:

volume of a cylinder = [tex]\pi[/tex][tex]r^{2}[/tex]h

volume of ice cream in the cylindrical tub = [tex]\frac{22}{7}[/tex] x [tex]5^{2}[/tex] x 9

                                           = [tex]\frac{22}{7}[/tex] x 25 x 9

                                           = 707.1429

Volume of ice cream in the cylindrical tub is 707.14 cubic inches.

The ice cream scoop has a spherical volume, so that;

volume of a sphere = [tex]\frac{4}{3}[/tex][tex]\pi[/tex][tex]r^{3}[/tex]

r = [tex]\frac{2.5}{2}[/tex]

 = [tex]\frac{5}{4}[/tex] inches

volume of the scoop = [tex]\frac{4}{3}[/tex] x [tex]\frac{22}{7}[/tex] x [tex](\frac{5}{4} )^{3}[/tex]

                                  = [tex]\frac{4}{3}[/tex] x [tex]\frac{22}{7}[/tex] x [tex]\frac{125}{64}[/tex]

                                  = 8.1845

volume of the scoop is 8.19 cubic inches.

If he scoops 37 scoops,

volume of the 37 scoops = 37 x 8.1845

                                          = 302.8265

volume of 37 scoops is 302.83 cubic inches.

Volume of ice cream left in the tub = 707.1429 - 302.8265

                                                           = 404.3164

Volume of ice cream left in the tub is 404.32 cubic inches.

I do not understand this question

Answers

B is the answer to this question.

Answer:

B

Step-by-step explanation:

24 miles / 4 hours  = 6 miles per hour

.

and answer B is showing a graph with slope of 6 miles per hour

Which of the following best describes the vertex of the parabola below?

Answers

Answer:

a. 1,2 maximum is vertex of the parabola

Which triangle on the coordinate grid is a translation of triangle F?

Answers

Answer:

Triangle G

Step-by-step explanation:

Please mark Brainliest

Answer:

Its triangle G

=
2
у
when x = 21
y=3* + 20

Answers

Answer:

Step-by-step explanation:

In the picture please help me ):D

I anwsers some maybe u can anwser the rest and tell me if I got the ones I anwserd right or wrong thank chu :]

Answers

Answer:

the first pic is 400 and the

second pic u got right its 500

Answer:

2. 400       1. 500    5.  160     3.  560

I went in order of the pictures so the numbers are weird.

Ratio..A candy store sells snacks by weight. A six ounce bag of candy cost $3.60. Predict the cost of a 2ounce bag.

Answers

Answer:

A 2 ounce bag costs $1.2.

Step-by-step explanation:

With the information provided, you can use a role of three to find the cost of a 2 ounce bag given that you know that a six ounce bag costs $3.60.

6 ounce bag → 3.60

2 ounce bag →   x

x=(2*3.60)/6

x=7.20/6

x=1.2

According to this, the answer is that a 2 ounce bag costs $1.2.

Find all solutions of the equation in the interval [0,2pi).
3csc^2x-4=0

Answers

The answer is going to be 2x-91/61 (18) because of the length of the interval the interval will be bisected

Linear equation in slope intercept form

Answers

Given:

The table of values of a linear function.

To find:

The equation of linear function in slope intercept form.

Solution:

The slope intercept form of a linear function is:

[tex]y=mx+b[/tex]

Where, m is the slope and b is the y-intercept.

If a linear function passes through two point, then the equation of the linear function is:

[tex]y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)[/tex]

Consider any two points from the given table. Let the two points are (-6,12) and (-5,14). So, the equation of the linear function is:

[tex]y-12=\dfrac{14-12}{-5-(-6)}(x-(-6))[/tex]

[tex]y-12=\dfrac{2}{-5+6}(x+6)[/tex]

[tex]y-12=\dfrac{2}{1}(x+6)[/tex]

[tex]y-12=2x+12[/tex]

Adding 12 on both sides, we get

[tex]y-12+12=2x+12+12[/tex]

[tex]y=2x+24[/tex]

Therefore, the slope intercept form for the given linear function is [tex]y=2x+24[/tex].

Jackson bought a pair of jeans on sale for $25.00. The original cost of the jeans was $40.00. What percent represents the discount Jackson received when buying the jeans?

Answers

Answer:  

37.5% discount

Explained:

$40-$25=$15

$15/$40=.375

choices ;
a) AAS
B)ASA

Answers

AAS is the answer i hope this helps

What is the maximum value of the function?
-2
0
pi
4

Answers

Answer:

0

Step-by-step explanation:

the measure of one angle of an isosceles trapezoid is x and the angle opposite it is x+20,what is the value of x​

Answers

Answer:

X=80

Step-by-step explanation:

I suppose the graph will be like this:

Since isosceles trapezoid, red lines are parallel.

X+x+20= 180

2x+20=180

2x=160

X=80

Can someone please help me

Answers

5n + 2 = 22

- 2 - 2

___________

5 n = 20

÷ 5 ÷ 5

___________

n = 4

help i dont get it and i keep getting it wrong

Answers

Answer:

My theory is that it is a pyramid and that you have to find the volume of it??

6*7=42

42*3=126??????

????

i dont know sorry if wrong

so I'm finding the volume of a cylinder, and for the first question the radius is six and the length is 11 ( both of them are inches ) and I got 1243.44, but when I search the answer up it shows 1244.07. am I wrong or right...?

This is how I solved it, I did 6x6, then 36x11 which is 396, and multiplied that by 3.14 and that's how I got 1243.44. please help, thanks!

Answers

Answer:

you dont do 6x6 instead you do 6 pie r then multiply by 11.

Step-by-step explanation:

Roy hit 3 less than 4 times the number of balls during baseball practice than Joe did. Together the boys hit 52 balls. How many balls did Joe hit?

Answers

Make a equation
Joe = x
Roy = 4x - 3
They add up to 52 balls
x + 4x - 3 = 52
5x - 3 = 52
5x = 55, x = 11
Since Joe is x, he hit 11 balls

Answer:

Joe hit 11 balls       Roy hit 41

Step-by-step explanation

Joe = J

Roy = 4J-3 (4times Joe  less 3)

J+ 4J-3 = 52

5J -3 = 52

Add 3 on both sides  

5J = 55

Divide both sides by 5

J= 11

Joe = 11

11X4 = 44

44-3 = 41

Roy 41

11+41 = 52

Write an explicit rule and a recursive rule for each sequence

Answers

Answer:

[tex]a_{n}[/tex] = 1.3n - 4.7

Step-by-step explanation:

There is a common difference d between consecutive terms

d = - 2.1 - (- 3.4) = - 0.8 - (- 2.1) = 0.5 - (- 0.8) = 1.8 - 0.5 = 1.3

This indicates the sequence is arithmetic with nth term ( explicit rule )

[tex]a_{n}[/tex] = a₁ + (n - 1)d

where a₁ is the first term and d the common difference

Here a₁ = - 3.4 and d = 1.3 , then

[tex]a_{n}[/tex] = - 3.4 + 1.3(n - 1) = - 3.4 + 1.3n - 1.3 = 1.3n - 4.7

A recursive rule allows a term in the sequence to be found by adding d to the previous term, that is

[tex]a_{n}[/tex] = [tex]a_{n-1}[/tex] + 1.3 : a₁ = - 3.4

In a bag of jellybeans there are 6 purple jellybeans, 5 blue jellybeans, 3 yellow jellybeans, 2 green jellybeans, and 4 red jellybeans. One jellybean is selected at random. What is the probability of selecting a jellybean that is not green?

Group of answer choices

2/20

1/9

1/10

9/10

Answers

Answer:

9/10

Step-by-step explanation:

There are 20 and 2 green 20-2 is 18 so 18/20 simplified is also 9/10

Answer:

9/10

Step-by-step explanation:

hope it helps

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