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KengaRu [80]
4 years ago
15

Please help picture included 30 points

Mathematics
1 answer:
skelet666 [1.2K]4 years ago
7 0
Variability of sixth graders = 1.2

Variability of seventh graders = 0.6

Ratio = 1.2/0.6 = 2

Answer: D
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Answer each of the questions for the following diagram:
elena-s [515]

Answer:

vertical angles, x=5  The angles each measure 35 degrees

Step-by-step explanation:

These are vertical angles, so they are equal

3x+20 = 10x-15

Subtract 3x from each side

3x+20-3x = 10x-13-3x

20 = 7x-15

Add 15 to each side

20+15 = 3x-15+15

35=7x

Divide by 7

35/7 = 7x/7

5 =x

The angles are equal so they each measure

3x+20 = 3(5)+20 = 15+20 = 35

The each measure 35

7 0
4 years ago
Which pair of angles are vertical angles?
lesya692 [45]

Answer:

Vertical angles are angles opposite of each other. hope it helps

7 0
2 years ago
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(10x – 23)<br> WHAT IS THE VALUE OF X?<br> 137
Marianna [84]

Answer:

x=10. You have to do the inverse of the equation.

5 0
4 years ago
What type of number is √5?
uysha [10]

Answer:2.23607

Step-by-step explanation:

\sqrt{5} (cos(0) + i × sin (0))

\sqrt{5} (cos(π) + i × sin (π))

3 0
2 years ago
How many significant figures will be in the final answer of this calculation? 13.96 - 4.9102 + 71.5 =?
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112.73 will be your answer
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