Estimating Square Roots

Front

What is the definition of a perfect square?

Back

A perfect square is an integer that is the square of another integer.

Tags

CCSS.8.EE.A.2

Front

List the first ten perfect squares.

Back

0, 1, 4, 9, 16, 25, 36, 49, 64, 81.

Tags

CCSS.6.EE.A.1

Front

How do you estimate the square root of a number?

Back

To estimate the square root of a number, find two perfect squares between which the number lies.

Tags

CCSS.8.NS.A.2

Front

What is the approximate value of √44?

Back

Between 6 and 7.

Tags

CCSS.8.NS.A.2

Front

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

Back

2.65.

Tags

CCSS.8.NS.A.2

Front

What is the approximate value of √13 rounded to the nearest hundredth?

Back

3.61.

Tags

CCSS.8.NS.A.2

Front

How can you determine if a number is a perfect square?

Back

Check if the square root of the number is an integer.

Front

What is the square root of 132?

Back

Approximately 11.49, and it is not a perfect square.

Tags

CCSS.8.NS.A.2

Front

In between what two integers is the square root of 77?

Back

Between 8 and 9.

Tags

CCSS.8.NS.A.2

Front

What is the square root of 64?

Back

8, which is a perfect square.

Tags

CCSS.8.EE.A.2