Some irrigation systems spray water in a circular pattern. You can adjust the nozzle so it sprays in certain directions. The nozzle in the diagram is set so it does not spray the house. If the spray has a radius of 12 ft, what is the approximate length of the arc that the spray creates?

Answers

Answer 1
Answer: L - length of the arc;
Length of the arc is 3/4  of a circumference.
C = 2 r π = 2 * 3.14 * 12 = 75.36 ft
L = 75.36 * 0.75 = 56.52 ft
Answer: 
The approximate length of the arc is 56.52 ft.

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HELP ASAP please answer the question below its a screenshot
I NEED HELP ASAP!!!Question: Which equation applies the associative property of multiplication?
Read the excerpt from "An Occurrence at Owl Creek Bridge." Then all at once, with terrible suddenness, the light about him shot upward with the noise of a loud splash; a frightful roaring was in his ears, and all was cold and dark. The power of thought was restored; he knew that the rope had broken and he had fallen into the stream. There was no additional strangulation; the noose about his neck was already suffocating him and kept the water from his lungs. To die of hanging at the bottom of a river!—the idea seemed to him ludicrous. He opened his eyes in the darkness and saw above him a gleam of light, but how distant, how inaccessible! He was still sinking, for the light became fainter and fainter until it was a mere glimmer. Then it began to grow and brighten, and he knew that he was rising toward the surface—knew it with reluctance, for he was now very comfortable. “To be hanged and drowned,” he thought? “that is not so bad; but I do not wish to be shot. No; I will not be shot; that is not fair.”What does the motif of light represent in the excerpt and in the rest of the story?A. death and dyingB. different versions of realityC. punishment for one’s mistakesD. life during wartime
How to factor completely:  15x²-40x-15
Use the cubic model y=5a^3-2a^2+a-45 to find the value of y when x=4.

4.50 to a percent form?

Answers

4.50 is 450 percent
because it is greater than 1, we know it is more than 100%
Move your decimal to the right two times and you get 450%

Factorise this
72-6x

Answers

72-6x Factorised is 6(12+-1x)

A piece of equipment is purchased for $18,000.00 and has a salvage value of $2,000.00.The estimated life is then years and the method of depreciation is straight-line. Shipping costs total $620.00 and installation costs are $590.00. The book value at the end of year 10 is....A.)$1,110.00

B)$2,110.00

C)$3,110.00

D)$2,000.04

HEEEELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP!!!! XD

Answers

Hello one of my favvvvv sons!
This is Accounting math, so congrats at being in college level math!
 Now let's solve this!  :)

The Book Value of an asset is the asset's cost minus the assets accumulated depreciation.
 Asset's costs:
           Purchase of equipment =  $18,000
           Shipping costs =  $620.00
           Installation costs =  $590.00
                                    
              Total = $19,210.00

Assets accumulated depreciation:

  depreciation per year=(Cost of equipment-Salvage Value) ÷ Estimated Useful Life = (18000 - 2000) ÷ 10 = $ 1,600 per anum (per year)

           Cost: $18,000
           Salvage Value: $ 2,000
           Estimated Useful Life:  10 years

 With this data, we can make the following chart provided below.
Looking at the chart we can conclude that hence, in the 10th year, the accumulated depreciation value is $ 16,000.

So the Book Value at the end of year 10 is...
an asset is the assets cost - the assets accumulated depreciation.
$19,210.00 - $16,000 = $ 3,210

Hope I helped! If you have any other questions or would like further explanation feel free to Pm me! Have a great day!!! :)

Solve the equation. If necessary, round your answer to the nearest tenth.x2 = 196

A.

14

B.
–14, 14

C.

98

D.
–98, 98

Answers

x^2 =196
x^2 -196=0
(x-14)*(x+14)=0
so (x-14)=0 && (x+14)=0
x=14 , -14
the answer is B

Answer:

14, -14

Step-by-step explanation:

x^2 = 196

x = √(196)

x = √(4 * 49)

x = √(4) * √(49)

x = 2 * 7

x = 14

Hope this helps >.<

What type of line is the graph of y = 7? (1 point)Vertical
Horizontal
Rising
Falling

Answers

The answer is option B "Horizontal." Using the formula solving slope you would see that the line is horizontal remember if it's vertical it's undefined so solving the graph it would make the line that's horizontal. You could also write the equation like this:

  • y = 0x + 7
  • y = 7
  • Graph wise creating a horizontal line.

Hope this helps!

so bc. given y=7 from this result x=0 

so in this case this line will be Horizontal sure 

Please help me with this

Answers

Answer is 6 (D)

45 - 39 = 6
39 - 33 = 6
33 - 27 = 6

Answer:

A. - 6

Is the common difference

see the expressions below that prove so.

Step-by-step explanation:

The sequence shows -6 to each number is same as k-6 or even n-6

we use such letters to represent 1 value. Also the reason it is a negative number is because the numbers are decreasing within the sequence.

The nth expression is the first term equation shows -6n

and the number prior to 45 is  45+6 = 51

Put together this creates our nth term =   -6n + 51

The next term is where we use the common difference also.

next nth term =  (27) + (- 6) = 21   and so on proves it the 5th term

5th nth term = -6 x 5 +51 = 21

100th nth term = -6 x 100 +51 = -549