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drek231 [11]
3 years ago
13

7: Triangle Similarity (Help, It would mean so much please & Thank you)

Mathematics
1 answer:
Ronch [10]3 years ago
4 0
Answer: Question #1 The height of the tree is about 18 feet.

To solve this problem, you have to write a proportion using the similar triangles that are drawn. The height of the tree matches the height of the person and the shadows match.

Therefore, we can write and solve the following equation:

x/15 = 5.5/4.5
82.5 = 4.5x 
x = 18.33
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A leprechaun places a magic penny under a​ girl's pillow. The next night there are 2 magic pennies under her pillow. Each night
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Answer:

  • tn = 2097152 pennies
  • tn = 20971.52 dollars.

Step-by-step explanation:

A surprisingly large amount of money.

The question is "Does the amount of money just double or do the previous amounts add to the present amount?"

I think it just doubles. Not only that, but she can't spend any of it until night 22 is reached.

  • tn = a*2^(n - 1)
  • a = 1   She starts with 1 penny.
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  • tn = 20971.52 dollars.
8 0
3 years ago
Solve the problem. The formula d = rt gives the distance traveled in time t at rate r. If a bicyclist rides for 2.3 hours and tr
scZoUnD [109]
<span>C. 17.83 miles per hour
Instead of using D=R*T use D/T=R
D=41
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3 0
3 years ago
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Why are the orbitals represented in those<br> shapes?
Marat540 [252]

Answer:

An orbital is a wave function for an electron defined by the three quantum numbers, n, ℓ and ml. Orbitals define regions in space where you are likely to find electrons. s orbitals (ℓ = 0) are spherical shaped. p orbitals (ℓ = 1) are dumb-bell shaped.

Step-by-step explanation:

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3 0
2 years ago
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Answer:

v > 4 is simplified expression.

Step-by-step explanation:

Given that:

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This expression says that when 5 is added to a variable v it will be greater than 9 So we will simplify it to get the value for variable v:

Subtracting 5 from both sides:

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This is the simplified expression for given question.

i hope it will help you!

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Answer:

To know if it is a function see if there are two of the same x-intercept( which makes a vertical line). If there is,then it is not a function.

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