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kondor19780726 [428]
3 years ago
15

Gemstones are very expensive minerals. What are these pricey minerals used for?

Mathematics
1 answer:
maria [59]3 years ago
3 0
Gemstones are generally used for jewelry
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Graham is graphing the inequality x greater-than 4. He draws a number line and shades over the numbers that are greater than 4.
schepotkina [342]

Answer:

Draw an open circle at 4

Step-by-step explanation:

8 0
3 years ago
Four points are always coplanar if check all that apply
Elza [17]
Hey there,

Your question states: <span>Four points are always coplanar if . . .

Your correct answer from the questions above would be </span>they lie in the same place 

The definition of the word \boxed{coplanar} means : In the same place.

So . .Four points are always coplanar if <span>they lie in the same place.

Hope this helps many.

~Jurgen</span>
5 0
3 years ago
Which of the points shown below are on the line given by the equation y = 4x?
kykrilka [37]
The answer is (1,4) and (-1,-4)
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3 years ago
What is the equation of a vertical line passing through the point (−4, 7)? y = 7 y = −4 x = 7 x = −4
Katen [24]
The equation of the vertical line passing through point -4,7 would be X = -4.
8 0
3 years ago
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You gave your little sister a good push on a swing and it made an arc of 12 ft. On the third swing it made an arc of 8.67 ft. Ho
jonny [76]
10.2 ft Ans.

We solve this using geometric series.

A1 = 12 ft
A2 = ?
A3 = 8.67ft
Now, for geomteric progression,

\frac{A1}{A2} =  \frac{A2}{A3} &#10;&#10;


\frac{12}{A2} = \frac{A2}{8.67}

A2 * A2 = (A2)^{2}  =  \sqrt{12 * 8.67 } 
 
A2 = 10.2 ft

6 0
3 years ago
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