Square & Cube Roots, Estimating, Area, Perimeter

Front

What is a perfect square?

Back

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

Front

What is a perfect cube?

Back

A perfect cube is a number that can be expressed as the cube of an integer. For example, 1, 8, 27, and 64 are perfect cubes.

Front

What is the square root of 225?

Back

15

Front

What is the cube root of 1,000?

Back

10

Front

How do you estimate the square root of a number?

Back

To estimate the square root, find the two perfect squares it lies between and then determine a number that is between those two square roots.

Front

What is the formula for the area of a square?

Back

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

Front

What is the formula for the perimeter of a square?

Back

Perimeter = 4 × side length (P = 4s)

Front

If the area of a square is 36 square units, what is the length of one side?

Back

6 units (since 6 × 6 = 36)

Front

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

Back

The area of a square is equal to the side length squared.

Front

If a square has a side length of 4 cm, what is its perimeter?

Back

16 cm (P = 4 × 4)