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Soloha48 [4]
3 years ago
12

How many places do you need to move the decimal to the right to write

Mathematics
1 answer:
GenaCL600 [577]3 years ago
6 0

Answer:

7 places.

Step-by-step explanation:

There are seven zeros, so in powers of ten notation it is written as 10^{-7}

2.1 \times 10^{-7}

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If U={1,2,3,4,5) and A={2,4) then A' should be

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4 0
3 years ago
Triangle ABC is a right triangle. The sides measure AB = 3 and BC = 4. Use the Pythagorean theorem to find CA. A. CA = 25 B. CA
Vesna [10]

Answer:

  CA = 5

Step-by-step explanation:

Since the sides are 3 and 4, we recognize this as a 3:4:5 right triangle, with CA = 5. Using the Pythagorean theorem confirms this:

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5 0
3 years ago
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Why might you want to write a ratio as a decimal
Volgvan

Sometimes when you’re doing math, it’s easier to line your numbers up when you have your ratio as a decimal! Hope it helped

3 0
3 years ago
A group of 8 friends each buy 1 ticket and 1 small popcorn at the movie theater. Each ticket costs $7.50. The group of friends s
katovenus [111]

Answer:

$2.95 for a small popcorn

Step-by-step explanation:

you do 8 multiplied by $7.50

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4 0
3 years ago
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I need help with this :) (easy)
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.2x.8=.16
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.6x.6=.36
6 0
3 years ago
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