Squares & Square Roots

Front

What is the formula to calculate the area of a square?

Back

Area = side length × side length (A = s²)

Front

If the area of a square is 64 cm², what is the length of one side?

Back

8 cm

Front

What is a perfect square?

Back

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

Front

List the first five perfect squares.

Back

0, 1, 4, 9, 16

Front

How do you find the square root of a number?

Back

The square root of a number x is a value y such that y² = x.

Front

What is the square root of 49?

Back

7

Front

Which of the following numbers is a perfect square: 10, 16, 20?

Back

16 is a perfect square.

Front

What is the side length of a square with an area of 25 cm²?

Back

5 cm

Front

If a square has a side length of 10 cm, what is its area?

Back

100 cm²

Front

What is the relationship between the area of a square and its side length?

Back

The area is equal to the side length squared.