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chubhunter [2.5K]
3 years ago
5

Please help Im giving 25 points

Mathematics
2 answers:
Alex787 [66]3 years ago
6 0
It’s 5/7 5/8 I did the math
tia_tia [17]3 years ago
6 0

Answer:

4\frac{27}{56}

Step-by-step explanation:

-4\frac{3}{8}+8\frac{6}{7} \\\\\frac{-35}{8}+\frac{62}{7} \\\\\frac{-245+496}{56} \\\\\frac{251}{56}

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Bc has endpoints b(5 ,9) and c(-4, -3). Find the coordinates of the midpoint of bc
Alex73 [517]
We can find the midpoint of any line segment using the midpoint formula: M=(x1+x2/2,y1+y2/2). Essentially, the midpoint formula finds the average of two points. If we use B and the first point and C as the second, when we plug in our values we would have M=(5-4/2,9-5/2). This can be simplified to M=(1/2,4/2) or M=(1/2,2) which is the final answer.

<span>I hope this helps.</span>
4 0
3 years ago
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for every girl taking classes at the martial arts school there are three boys who are taking classes at the school if there are
vagabundo [1.1K]
If you divide two hundred and thirty-six by four, you have fifty-nine groups; each consisting of three boys and one girl. If you multiply fifty-nine by three, you are presented with the number of boys- one hundred and seventy seven. (:
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3 years ago
Two ships leave the same port at the same time. Two hours later ship A has traveled 12 miles and ship B has traveled 8 miles.
sashaice [31]

Answer:

the angle between their paths is <em>100.8°</em>

Step-by-step explanation:

From the given information, you can construct a triangle, just like the one in the figure.

We will use the <em>Cosine Rule</em> which is:

c² = b² + a² - 2 b c cos(θ)

where

  • c = 16 miles
  • b = 8 miles
  • a = 12 miles

Therefore,

2 b c cos(θ) = b² + a² - c²

cos(θ) = (b² + a² - c²) / 2 b c

θ = cos⁻¹( (b² + a² - c²) / (2 b c) )

θ = cos⁻¹( (8² + 12² - 16²) / 2(8)(16) )

<em>θ = 100.8°</em>

<em></em>

Therefore, the angle between their paths is <em>100.8°</em>

4 0
3 years ago
There are three car salespeople at the local car dealership. The table below shows how many cars each salesperson has sold. Help
drek231 [11]

Answer:

A. Ronald

Step-by-step explanation:

Divide the years of employment by cars sold. The highest number is your answer

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Please help me with these 2 questions!!
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Answer: 53. B similar

Step-by-step explanation:

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