3 years ago

-50 Points-

1 answer:

6 0

Answer:17.5

Step-by-step explanation:you take 140 divide it by 8

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sladkih [1.3K]

1/39.97=x/240
x= 6

about 6 meters

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3 years ago

Lilit [14]

Answer:

Precambrian period

Step-by-step explanation:

Since the Great oxidation period = 2.4 Billion years ago era = Precambrian period.

Micro-fossils attributed to cyanobacteria are abundant during the Proterozoic that came later 2,5 billion years ago and ended 540 million years ago,

7 0

3 years ago

lbvjy [14]

Answer:

I think it's B

Step-by-step explanation:

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3 years ago

boyakko [2]

You got this don't worry

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3 years ago

Rufina [12.5K]

Answer:

$y=-\frac{\sqrt{2}\sqrt{x} }{2} \\y=\frac{\sqrt{2}\sqrt{x} }{2}$

Step-by-step explanation:

8 0

3 years ago