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Estimate square root of21
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3 votes
Estimate square root of21

User Chris Drackett
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2 Answers

6 votes
Well, 21 isn't a perfect square, but we can estimate it and write it in decimal, which is:
4.58257569496 or 4.6



User Sarat Chandra
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7.4k points
5 votes
Square root of 21 is

4.58257569496

I rounded it to 4.58

User Keneth Adrian
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8.4k points
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