Which number is closest to sqrt 82 ? Choices: (A)9.0 (B)10.5 (C)9.8 (D)9.7

Identify Perfect Squares: Step 1: Identify the square roots of perfect squares around 82 to estimate the square root of 82. Compare with Neighbors: Step 2: Compare the square root of 82 with the square roots of 81 and 100 to find a closer estimate. Check Given Choices: Step 3: Check the choices given to find which is closest to the estimated square root of 82.

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Which number is closest to $\sqrt{82}$ ? $\newline$ Choices: $\newline$ (A) $9.0$ $\newline$ (B) $10.5$ $\newline$ (C) $9.8$ $\newline$ (D) $9.7$

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Math Problems

Grade 7

Estimate square roots

Full solution

Q. Which number is closest to

\sqrt{82}

\newline

Choices:

\newline

(A)

9.0

\newline

(B)

10.5

\newline

(C)

9.8

\newline

(D)

9.7

Identify Perfect Squares: Step $1$ : Identify the square roots of perfect squares around $82$ to estimate the square root of $82$ .
Compare with Neighbors: Step $2$ : Compare the square root of $82$ with the square roots of $81$ and $100$ to find a closer estimate.
Check Given Choices: Step $3$ : Check the choices given to find which is closest to the estimated square root of $82$ .