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malfutka [58]
3 years ago
13

Can someone help me here and check out the other two i have posted there both due soon and i have no clue how to do them

Mathematics
1 answer:
garik1379 [7]3 years ago
8 0

Answer:

Since the question doesn't mention in what tide the answer should be, I will be giving a solution to both, the high and low tide. Hope this helps :)

Step-by-step explanation:

Using a cosine function, where time is measured in hours past high

tide:  y=4cos30x + 10

Using a cosine function, where time is measured in hours past low

tide:  y = 4cos[30(x-6)]+10

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Margaret [11]
No I don’t think I will
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3 years ago
The string of a kite is 100 meters long and it makes an angle of 60° with the ground. What is the height of the kite?
Alisiya [41]

Answer:

86.5 m

Step-by-step explanation:

Length of the string forms the hypotenuse AC of right angle triangle ABC.

C is the kite. A is the hand of the person (or, one end of the string).  CB is the perpendicular (height of the kite ) from C on the ground.  BC is the horizontal.

Sin 60° = CB/AC = √3/2

                height = 1.73/2 * AC = 0.865 * 100 m = 86.5 m

7 0
3 years ago
relay race is 1 4 mile long and is run by 4-member teams. If each team member runs the same distance, what fraction of a mile do
sergejj [24]

Answer:

7/20

Step-by-step explanation:

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8 0
3 years ago
10
FromTheMoon [43]

The total amount shared by the friends illustrates mean and average, and the amount spent by each friend is $11.5

<h3>How to determine the amount?</h3>

The given parameters are:

  • Total = $76
  • Tip = $16
  • Number of friends = 8

The amount spent by each friend is calculated using:

Amount = (Total + Tip)/Number of friends

So, we  have:

Amount = (76 + 16)/8

Evaluate

Amount = 11.5

Hence, the amount spent by each friend is $11.5

Read more about mean and average at:

brainly.com/question/20118982

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2 years ago
Solve the literal equation for the given variable.<br> y = x + 12; x
xxTIMURxx [149]
Is this a graphing question or…
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