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oksian1 [2.3K]
3 years ago
9

What is the length to one side of this triangle

Mathematics
1 answer:
garik1379 [7]3 years ago
4 0
The formula of the altitude of an equilateral triangle with side x:
h=\dfrac{x\sqrt3}{2}
We have:
h=6\sqrt3
Substitute:
\dfrac{x\sqrt3}{2}=6\sqrt3\ \ \ |\cdot2\\\\x\sqrt3=12\sqrt3\ \ \ |:\sqrt3\\\\x=12

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The final cost of a sale item is determined by multiplying the price on the tag by 75%.which best describes the function that re
AnnZ [28]

Answer:

4V = 3U

Step-by-step explanation:

The final cost of a sale item is determined by multiplying the price on the tag by 75%.

Let us assume that the final cost of the sale item is V and the price on the tag is given by U.

Then the equation that best describes the function that represents the situation is V = \frac{75U}{100} =\frac{3U}{4}

⇒ 4V = 3U  (Answer)

3 0
4 years ago
Yoko is going for a walk. She takes 5 hours to walk 12.5 miles. What is her speed?
Dennis_Churaev [7]

Answer:

2.5mph (miles per hour)

Step-by-step explanation:

Simple, 12.5/5 = 2.5 mph (miles per hour)

8 0
3 years ago
Which of the following systems of linear equations has an infinite number of solutions?
arlik [135]

Answer:

{ y = 3x + 3

{ 3x - y = 3

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8 0
3 years ago
Help Please. Can't seem to understand how to do this. I have tried and watch over 5 videos. Can't seem to get it.​
Snezhnost [94]

Answer:

The solutions are the following:

  • z=2(cos(π6)+isin(π6))=√3+12i

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  • z=2(cos(7π6)+isin(7π6))=−√3−12i

  • z=2(cos(5π3)+isin(5π3))=1−i√3

<em>hope this helps!! :) --Siveth</em>

7 0
3 years ago
If you need 72 ounces for 12 servings. how many ounces would you need for 15 servings?
Gala2k [10]

Answer:

90 ounces

Step-by-step explanation:

72 x 15/12 = 90

3 0
3 years ago
Read 2 more answers
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