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Deffense [45]
3 years ago
6

Please help! thank you! 10+ points

Mathematics
2 answers:
jonny [76]3 years ago
7 0

Answer:

A (DE = GF)

Step-by-step explanation:

In a isosceles trapezoid, one pair of segments are parallel, and another pair are equivalent in length.

The only choice that fits this criteria is A, where DE equals GF.

Paraphin [41]3 years ago
7 0
A. DE= GF.......................
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nataly862011 [7]

Answer:

≈ 1833

Step-by-step explanation:

To find ratio of proton mass to electron mass, we have to divide.

The numbers are given in <em>scientific notation</em>.

Let a number be  a*10^b and another be  c*10^d, when we divide, we will follow the rule shown below:

\frac{a*10^b}{c*10^d}=(\frac{a}{c}*10^{b-d})

Now, we use the information given to find the ratio:

\frac{1.67*10^{-24}}{9.11*10^{-28}}\\=(\frac{1.67}{9.11}*10^{-24--28})\\=0.1833*10^4

This means we can find the number by taking 4 decimal places to the right, so that would becomes:

0.1833*10^4=1833

The approximate ratio is 1833 [mass of proton is around 1833 times heavier than mass of electron]

7 0
3 years ago
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abruzzese [7]

Answer:

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Step-by-step explanation:

Slope intercept form y= mx+b

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3 years ago
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Answer:

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Step-by-step explanation:

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No it cannot be.........
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