Estimating Square Roots

Front

What is the square root of a number?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Front

What is the approximate value of √28 rounded to the nearest hundredth?

Back

5.3

Front

Between which two integers does √77 lie?

Back

Between 8 and 9.

Front

What is the approximate value of √119 rounded to the nearest hundredth?

Back

10.9

Front

Between which two integers does √44 lie?

Back

Between 6 and 7.

Front

What is the approximate value of √7 rounded to the nearest hundredth?

Back

2.7

Front

How do you estimate the square root of a number?

Back

To estimate the square root, find two perfect squares it lies between and then approximate.

Front

What are perfect squares?

Back

Perfect squares are numbers that are the square of an integer, such as 1, 4, 9, 16, etc.

Front

What is the square root of 36?

Back

6

Front

What is the square root of 49?

Back

7