Squares and Square Roots

Front

What is a square?

Back

A square is a polygon with four equal sides and four right angles.

Front

What is a square root?

Back

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

Front

What is the square of 5?

Back

25

Front

What is the square root of 25?

Back

5

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction.

Front

What is the square root of 36?

Back

6

Front

What is the area of a square with a side length of 4?

Back

16 square units.

Front

What is the relationship between squaring a number and taking its square root?

Back

Squaring a number and taking its square root are inverse operations.

Front

What is the approximate value of √10?

Back

Approximately 3.16.

Front

What is an imperfect square?

Back

An imperfect square is a number whose square root is irrational.