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Aleksandr-060686 [28]
3 years ago
14

What is the length of MN ?

Mathematics
1 answer:
solniwko [45]3 years ago
4 0

Answer:

<u>C. 4</u>

Step-by-step explanation:

Using the Law of Sines,

  • sinA / a = sinB / b

<u>Here,</u>

  • A = 63°
  • a = x + 8
  • B = 63°
  • b = 3x

<u>Solving</u> :

  • sin63°/x + 8 = sin63°/3x
  • x + 8 = 3x
  • 2x = 8
  • x = 4
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Someone PLEASE help me. this is an area of sectors problem and im confused.
Alja [10]

Answer:

12 3/5 pi

Step-by-step explanation:

First find the area of the circle

A = pi r^2

A = pi ^^2

A = 36 pi

Then find the fraction of the circle that is shaded

A circle is 360 degrees

126/360 =7/20

Multiply the area by the fraction

7/20 * 36 pi

63/5 pi

12 3/5 pi

5 0
3 years ago
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Q3) Jim is scuba diving. Jim started out 25 feet below the surface. He
dedylja [7]

Answer:

-31 feet

Step-by-step explanation:

so, -25 is the start point.

he goes anither -13 feet, so hes at -38.

he rises 7 feet, so hes at -31 feet.

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3 years ago
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The Miller family visited Mama's Kitchen and ordered 4 hamburgers and 3 medium fries and paid $17.35. James ordered a medium dri
Airida [17]
Know: 17.35 is equivalent to 4 burgers 3 med fries
6.09 Is equivalent to 1 burger med fries
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So what you want to do is take 6.09 and subtract it from 9.34 which is 3.25. Now 3.25 is your burger price.
What you want to do now is take your 3.25 and multiply it by 4 which would be 13. 17.35 subtract 13 would be 4.
4 divided by 3 is 1.33 which is now the price of a med fries.
now for the drink. 3.25 plus 1.33 is 4.58.
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Now you have 3.25 as your burger
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6 0
3 years ago
Which ordered pair is the solution to the system of equations? {x+3y=-12, y= 1/3x-6?
Julli [10]

For this, I'll be using the substitution method. Since y = 1/3x - 6, replace the y variable in the first equation with 1/3x - 6 and solve for x:

x+3(\frac{1}{3}x-6)=-12\\ x+x-18=-12\\ 2x-18=-12\\ 2x=6\\ x=3

Now that we have the value of x, plug it into either equation to solve for y:

3+3y=-12\\ 3y=-15\\ y=-5\\ \\ y=\frac{1}{3}*3-6\\ y=1-6\\ y=-5

<h3><u>In short, the solution to this equation is (3,-5).</u></h3>
5 0
3 years ago
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geniusboy [140]

Exercise regularly.

Do not smoke or use tobacco products.

Get plenty of rest.

Eat a balanced diet.  

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3 years ago
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