use a calculator to approximate the square root of 320, round to three decimal places.

17.889

To approximate the square root of 320 using a calculator, follow these steps:

1. Open your calculator.
2. Locate the square root function, which is typically denoted by a radical symbol (√) or the word "sqrt".
3. Enter the number 320.
4. Press the square root button.
5. The calculator will display the approximate square root of 320.
Note: The exact decimal representation of the square root may vary depending on the calculator used, but we can round it to three decimal places.

Approximately, the square root of 320 is 17.888.