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pshichka [43]
2 years ago
7

What is the measure of z? 3 27 y x z

Mathematics
1 answer:
Sholpan [36]2 years ago
8 0

Answer: 3\sqrt{10}

Step-by-step explanation:

By the geometric mean theorem,

\frac{y}{3}=\frac{27}{y}\\y^{2}=81\\y=9

So, by the Pythagorean theorem,

3^{2}+9^{2}=z^{2}\\90=z^{2}\\z=\boxed{3\sqrt{10}}

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Help me please I appreciate it
KonstantinChe [14]

Answer: (-2,-4)  

Step-by-step explanation:

To find the midpoint between two points we need to find the mean average between the x  and the y .

Since we know the midpoint  will have to represent the missing coordinates by the variables.

\frac{-6+x}{2} = -4     Solve for x to find the x coordinate by first multiplying both sides by -4.

-6 + x = -8        Add -6 to both sides

+6        +6  

x = -2  

The x coordinate of the B is -2  now  we need to find the y coordinate.

\frac{4+y}{2} = 0     Multiply both sides by 2

4 + y = 0     Subtract 4 from both sides

-4        -4

y = -4  

The y coordinate is -4  so the coordinates will be  (-2,-4)

5 0
3 years ago
Help needed!!!!!!! <br> ty for helping btw!
MariettaO [177]

Answer:

1. equalateral

2. scalene

3. isosceles

4. scalene

3 0
3 years ago
Read 2 more answers
Which set of ordered pairs is made up of points on the graph of the function below? y=-3x+6
Alik [6]
Where's the graph?? I can't answer if there's no graph. lol xD
5 0
3 years ago
The following graph shows a system of inequalities.
ANTONII [103]

Answer:

Yes, the point is a solution.

Step-by-step explanation:

A system of inequalities displayed on a graph has two shaded regions, and for this example, one is red and the other is blue. The region that contains all the solutions to the system of inequalities is where the two regions intersect to usually form a new color, which in this case is purple. We can see that the point (2,2) is located within the purple region, so therefore, yes, the point is a solution.

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3 years ago
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irina [24]
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