Perfect Squares and Square Roots

Front

What is a perfect square?

Back

A perfect square is a number that can be expressed as the product of an integer multiplied by itself. For example, 1, 4, 9, 16, and 25 are perfect squares.

Front

What is the square root of 25?

Back

5

Front

What is the radical symbol?

Back

The radical symbol (√) is used to indicate the square root of a number.

Front

Is 81 a perfect square?

Back

Yes, 81 is a perfect square because it is 9 multiplied by 9.

Front

What is the square root of 36?

Back

6

Front

If a number is a perfect square, what can you say about its square root?

Back

The square root of a perfect square is always a whole number.

Front

What is the square of 7?

Back

49

Front

Is 50 a perfect square?

Back

No, 50 is not a perfect square.

Front

What is the side length of a square if the area is 64 square units?

Back

8 units (since √64 = 8).

Front

What is the square root of 144?

Back

12