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The value of $7$ rounded to one decimal place is closest to:

Class 8Estimating Square RootsSquares and Roots

A2.4
B2.6
C2.8
D3.0

Step-by-Step Solution

2. 6^{2} = 6.76

and

2. 7^{2} = 7.29

. Since 7 is between these and closer to 6.76,

7

is about 2.6.

Answer: B) 2.6

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