The lens of a telescope has a radius of 1 foot. What is the lens's circumference?

Use 3.14 for ​.

Answers

Answer 1
Circumference = 2 x 3.14 x 12
C = 2pi r
1 ft = 12 inches
Answer 2

Answer:

Circumference = 2 x 3.14 x 12

C = 2pi r

1 ft = 12 inches

Step-by-step explanation:


Related Questions

I neeed helpppppp I attached a photo of the question

Answers

Answer:

Step-by-step explanation:

one think

Answer:

option A is correct answer of this question

hope it helps

Complete the equation of the line whose slope is -2 and y-(0,8)

Answers

Answer:

Equation: y = -2x + 8

Step-by-step explanation:

REMEMBER: The slope intercept form is y - mx + b. In slope intercept form, m is the slope and b is the y-intercept.

look at the patters . determine if each statement is true or false. 0,9,18,27,36,45.

Answers

What are the statements?

Solve the question below

Answers

Answer:

Step-by-step explanation:

Angle DAB = angle GAM =62°

Question 2: Sarah is fencing a vegetable garden to keep rabbits out. The hardware store sells
fencing for $25.50/m. Her family has $165 to spend. What dimensions should Sarah use to build a
garden with the greatest area? Round all answers to 2 decimal places.

Answers

Answer:

circle with circumference of 6.47m

Step-by-step explanation:

1. $165/$25.50=6.47058823529m

2.  she should use a circle because they have the greatest area, the circle should have a circumference of 6.47m.

the median is the ____ of an ordered data set

A. end

B. the most occurrences of a number

C. middle

D. average

Answers

Answer:

C. middle

Step-by-step explanation:

The median is the MIDDLE of an ordered data set.
Have a great day!

Need help with 8! Please show your work!!!!! Appreciate it! Have a nice day

Answers

4 bracelets per pack. Divide the number of bracelets made by the amount of packages needed in each class. All three have the result of 4

Select the correct answer.
Which statement is true about the tangent function?
Ο Α.
The tangent function has a midline but no period and no amplitude.
OB.
The tangent function has a midline and period but no amplitude.
O C.
The tangent function has a period but no amplitude and no midline.
OD.
The tangent function has an amplitude and midline but no period.

Answers

Answer:

A or D

Step-by-step explanation:

i did this on khan academy thats why ;)

From the graph, the tangent function has a midline and period but no amplitude.

What is trigonometry?

The connection between the lengths and angles of a triangular shape is the subject of trigonometry.

The statements are given about the tangent function.

The graph of the tangent function is given below.

From the graph, the tangent function has a midline and period but no amplitude.

Then the correct option is B.

More about the trigonometry link is given below.

https://brainly.com/question/22698523

#SPJ5

Patrick payed 12$ for 2 1/2 candy. How much did each pound of candy cost.

Answers

Equation: 12➗2 1/2=4.8
Answer: 4.8
Hope this helped!
4.8 I believe, tell me if I’m wrong

2a2 + -1 2-a) +36 ; a=5, b=0

Answers

Answer:

the answer is 39

Step-by-step explanation:

hope that helps

Answer:

Hey mate.....

Step-by-step explanation:

This is ur answer....

2a2 + (-1×2-a) +36

= (2×5×2) + (-1×2-5) + 36

= 20 + (-7) + 36

= 56 + (-7)

= 56 - 7

= 49

Hope it helps you,

Mark me brainliest pls...

Follow me!!!! ;)

What is the value of cosine (StartFraction 4 pi Over 3 EndFraction)? cos(4pi/3)
A. -square root 3/2
B. -1/2
C. 1/2
D. square root 3/2

Answers

the answer is 1/2.....

Answer:

-square root 1/2 . It is a no c. if the answer is correct plz thank

A pair of equations is shown below.

3x − y = 9
y = −2x + 11

If the two equations are graphed, at what point do the lines representing the two equations intersect? (4 points)

Group of answer choices

(4, 3)

(3, 4)

(9, 11)

(11, 9)

Answers

Answer: (4,3)

Step-by-step explanation:

We can rearrange the first equation to get [tex]3x-9=y[/tex].

Thus, we can conclude that:

3x - 9 = -2x + 11 5x - 9 = 11 [add 2x to both sides]5x = 20 [add 9 to both sides]x = 4 [divide both sides by 5]

Thus, if x = 4, y=3(4)-9=3.

So, they graphs intersect at (4,3).

The grades on a geometry midterm at Springer are roughly symmetric with = 68 and o = 2.0.
Emily scored 69 on the exam.
Find the z-score for Emily's exam grade. Round to two decimal places.

Answers

Answer:

Z = 0.5

please follow up q q uagh

Find the value of x round to the nearest tenth

Answers

Answer:

sin 76 = 13/x

x=13/sin 76

x=13.3979771816

x=13.4

ill mark brainlist plss help

Answers

Answer:

488 cm² (Option B)

Step-by-step explanation:

The figure consists of a rectangle & a right angled triangle. So,

Area of the complex figure = Area of rectangle + Area of the triangle

1) Length of the rectangle = 22 cm

Width of the rectangle = 17 cm

Area of rectangle = 22 × 17 = 374 cm²

2) Length of perpendicular of the triangle = 22 - 10 = 12 cm

Length of base of triangle = 19 cm

Area of a triangle = [tex]\frac{1}{2} \times 12 \times 19 = 114 cm^2[/tex]

∴ AREA OF THE FIGURE = 378 + 114 = 488 cm²

You sell instruments at a Caribbean music festival. You earn $326 by selling 12 sets of maracas, 6 sets of ​claves, and x djembe drums. Find the number of djembe drums you sold

Answers

First, it is important to know the prices of each of the instruments in order to determine the number of djembe drums you had sold. Since it is not given here. I will give a general equation where you just substitute the prices. It would be as follows:

326 = 12x + 6(y) + (xx)z

where x is the price for a set of maracas

           y is the price for a set of claves

          xx is number of djembe drums sold

          z is the prices for each djembe drum

Hope this helps. Have a nice da

Answer:

(14*12)+(5*6)+16x

Step-by-step explanation:

First, you get the price of every instrument.

(Shown in the picture)

Maracas: $14

Claves: $5

Djembe Drums: $16

Then multiply the price to how many instruments you sold.

14*12 (Maracas)

5*6 (Claves)

You don't know what how many djembe drums you sold, so put an x right next to 16.

To get the total of $326 in that equation, you do: (14*12)+(5*6)+16x.

I hope it helps.

Multiply.
4
_ x 42
7

Answers

Answer:

24

Step-by-step explanation:

Answer

4/7 x 42 = 24

Explaining

(4 x 42) / 7 = 168/7 = 24

Gia receives an allowance of $2 a week and already has $20 in savings. Michael receives an allowance of $3 a week and already has $5 in savings. Gia and Michael both save their entire allowance. After how many weeks, will Gia and Michael have the same amount in savings? How much money will they have?

Answers

Answer:

After 15 weeks, Gia and Micheal will both have $50 in savings.

Step-by-step explanation:

For Gia:

We start at $20 since she already has $20 in savings, we will add that to how much Gia will receive in 15 weeks.

Gia receives $2 a week and therefore in 15 weeks she will have $50.

= 2x15 = $30

= 30+20 =  $50

For Micheal:

We start at $5 since he already has $5 in savings, we will add that to how much Micheal will receive in 15 weeks.

Micheal receives $3 a week and therefore in 15 weeks he will receive $50

= 3x15 = $45

= 5+45 = $50

A chain of stores knows that 90\%90%90, percent of its customers pay with a credit or debit card, 5\%5%5, percent pay with cash, and 5\%5%5, percent pay with a service on their smartphones. They installed a new system for receiving payments, and they wonder if these percentages still hold true. They plan to take a random sample of customers in order to perform a \chi^2χ
2
\chi, squared goodness-of-fit test on the results.
What is the smallest sample size the company can take to pass the large counts condition?

Answers

100 people cuz 90% of 100 is 90

5 % is 5

So its easier to interpret

Answer:

The smallest sample size the company can take and still pass the large counts condition is 100 total customers.

Step-by-step explanation:

The large counts condition says that all expected counts need to be at least 5. The company needs to sample enough customers so that they expect each mode of payment to appear at least 5 times. Since the distribution they expects is uneven, we should look at the mode of payment that has the lowest expected percentage.

The lowest expected percentage is 5%, percent, which is the percentage of both cash and payment via smartphone, We need to pick a sample so 5%, percent of its size equals at least 5.

0.05x ≥5

x ≥100

So, the company needs to sample at least 100 customers.

Coach Johnson needs to buy shirts he finds a package of two shirts for $16 how much will it cost to buy 18 shirts for his soccer team

Answers

Answer:

$144

Step-by-step explanation:

2 shirts/$16 = 18 shirts/$x

Multiply 16 by 9 to get 144 (because 18/2 is 9)

Answer:

$144

Step-by-step explanation:

$16 / 2 = $8

$8 per shirt

$8 x 18 = $144

Hope that helps!

Expand and simplify 3(3x+3)-3x(4x+2)

Answers

Answer:

−12[tex]x^{2}[/tex]+3x+9

Step-by-step explanation:

=(3)(3x)+(3)(3)+−12x2+−6x

=9x+9+−12x2+−6x

Combine Like Terms:

=9x+9+−12x2+−6x

=(−12x2)+(9x+−6x)+(9)

=−12[tex]x^{2}[/tex]+3x+9

To do this one, distribute first.
9x+9-12x^2-6x
Now find the like terms and add/subtract
3x+9-12x^2
And to put this in order:
-12x^2+3x+9

HELP PLEASE!!
Question
A company discovers that to produce x = 980 new electronic parts, it will cost y = $86,720. To produce 750 new
electronic parts, it will cost $67,400.
Compute the slope of the costs and choose the most accurate statement from the following:

Answers

Answer:

84 increasing rate

Step-by-step explanation:

1.
Which of the following is a quadratic function?
(1) y = 2x + 7
(3) y = x' + 3x2 – 2x +1
(2) y = x2-1
(4) y = 2*

Answers

the answer is 3 hopw this helps

Nigel tried to solve an equation step by step
3 (21-4)
4) = 20
2h - 4 = 10 Step
2h = 14 Step 2
h = 7
Step 3
Find Nigel's mistake.
Choose 1 answer:
Step 1
Step 2
Step 3
Nigel did not make a mistake

Answers

Answer:

1

Step-by-step explanation:

Dividend is equal to :
divisor * quotient - remainder
divisor , quotient
divisor x quotient + remainder
divisor * quotient x remainder​

Answers

Answer:

divisor × quotient + remainder

Step-by-step explanation:

the dividend is the number thats going to be divided. (for example, 10 crayons divided by 2 people). the formula to find this would be multiplying the divisor by the quotient, and adding the remainder if there is one.

✭ Question -:

Dividend is equal to:

divisor × quotient - remainderdivisor , quotientdivisor x quotient + remainderdivisor × quotient x remainder✭ Explanation -:

To solve this question first we should know the following terms :

[tex] \bull \: \small\sf{ Dividend}[/tex]

A number to be divided by another number.

[tex] \bull \: \small\sf{ Divisor}[/tex]

A number by which another number is to be divided.

[tex] \bull \: \small\sf{ Quotient}[/tex]

A result obtained by dividing one number by another.

The formula for dividend is

[tex] \star \: \small \boxed{\sf{ Dividend = Divisor × Quotient + Remainder }}[/tex]

Hence opition 3) is the correct answer.

<p O O O O
<y O O O O
please help ​

Answers

X is 152
Z is 152
P is 180-152= 28
Y is 28

Answer:

p and y =28°

152°=x(by vertical opposite angle)

x=z(by alternate interior)

z+y=180°[linear pair]

152°+ y=180°

y=180°-152°

y=28°

p=y(by vertical opposite angle)

Find the value of x.
x
133°
133°
47°

Answers

[tex]\huge\underline\bold\blue{ƛƝƧƜЄƦ}[/tex]

Three angles are given to us and we all know that the sum of four sides of quadrilateral is 360⁰

so

133⁰ + 147⁰ + 47⁰ + x = 360⁰

x = 380⁰ - 367⁰

x = 13⁰

Hope it helps u

Can you guys help me on this math equation 6+2(7x+-3)

Answers

Answer:

14x

Step-by-step explanation:

You expand 2(7x+-3) (which seems to be 2(7x-3)):

6+14x-6

the sixes cancel out and you're left with

14x

Answer:

14x

Step-by-step explanation:

6+2(7x-3)

6+14x-6

6+14x-6

14x

3. Mass changes when gravitational force changes.
A. True
B. False

Answers

Answer:

B. False

Step-by-step explanation:

Mass doesn't change when gravitational force changes, but the weight does change.

Answer:

Step-by-step explanation:

True

hope that helps

mark me brill please

please help mee!! will mark brainliest! "the Kuna Caveman football team won 75% of their games. If they won 9 games, how many games did they play?"

Answers

Answer:

12 games

Step-by-step explanation:

Let x be the number of games played

The y won 75% of the games played and that was 9

x * 75% = 9

Change to decimal form

x * .75 = 9

Divide each side by .75

x * .75 /.75 = 9/.75

x =12

They played 12 games

Answer:

Step-by-step explanation:

75g/100=9

g=900/75

g=12

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